102ac6454SAndrew Thompson /*- 202ac6454SAndrew Thompson * Copyright (c) 2008 Hans Petter Selasky. All rights reserved. 302ac6454SAndrew Thompson * Copyright (c) 2004 The NetBSD Foundation, Inc. All rights reserved. 402ac6454SAndrew Thompson * Copyright (c) 2004 Lennart Augustsson. All rights reserved. 502ac6454SAndrew Thompson * Copyright (c) 2004 Charles M. Hannum. All rights reserved. 602ac6454SAndrew Thompson * 702ac6454SAndrew Thompson * Redistribution and use in source and binary forms, with or without 802ac6454SAndrew Thompson * modification, are permitted provided that the following conditions 902ac6454SAndrew Thompson * are met: 1002ac6454SAndrew Thompson * 1. Redistributions of source code must retain the above copyright 1102ac6454SAndrew Thompson * notice, this list of conditions and the following disclaimer. 1202ac6454SAndrew Thompson * 2. Redistributions in binary form must reproduce the above copyright 1302ac6454SAndrew Thompson * notice, this list of conditions and the following disclaimer in the 1402ac6454SAndrew Thompson * documentation and/or other materials provided with the distribution. 1502ac6454SAndrew Thompson * 1602ac6454SAndrew Thompson * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1702ac6454SAndrew Thompson * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1802ac6454SAndrew Thompson * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1902ac6454SAndrew Thompson * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 2002ac6454SAndrew Thompson * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2102ac6454SAndrew Thompson * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2202ac6454SAndrew Thompson * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2302ac6454SAndrew Thompson * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2402ac6454SAndrew Thompson * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2502ac6454SAndrew Thompson * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2602ac6454SAndrew Thompson * SUCH DAMAGE. 2702ac6454SAndrew Thompson */ 2802ac6454SAndrew Thompson 2902ac6454SAndrew Thompson /* 3002ac6454SAndrew Thompson * USB Enhanced Host Controller Driver, a.k.a. USB 2.0 controller. 3102ac6454SAndrew Thompson * 3202ac6454SAndrew Thompson * The EHCI 0.96 spec can be found at 3302ac6454SAndrew Thompson * http://developer.intel.com/technology/usb/download/ehci-r096.pdf 3402ac6454SAndrew Thompson * The EHCI 1.0 spec can be found at 3502ac6454SAndrew Thompson * http://developer.intel.com/technology/usb/download/ehci-r10.pdf 3602ac6454SAndrew Thompson * and the USB 2.0 spec at 3702ac6454SAndrew Thompson * http://www.usb.org/developers/docs/usb_20.zip 3802ac6454SAndrew Thompson * 3902ac6454SAndrew Thompson */ 4002ac6454SAndrew Thompson 4102ac6454SAndrew Thompson /* 4202ac6454SAndrew Thompson * TODO: 4302ac6454SAndrew Thompson * 1) command failures are not recovered correctly 4402ac6454SAndrew Thompson */ 4502ac6454SAndrew Thompson 4602ac6454SAndrew Thompson #include <sys/cdefs.h> 4702ac6454SAndrew Thompson __FBSDID("$FreeBSD$"); 4802ac6454SAndrew Thompson 4902ac6454SAndrew Thompson #include <dev/usb/usb.h> 5002ac6454SAndrew Thompson #include <dev/usb/usb_mfunc.h> 5102ac6454SAndrew Thompson #include <dev/usb/usb_error.h> 5202ac6454SAndrew Thompson #include <dev/usb/usb_defs.h> 5302ac6454SAndrew Thompson 5402ac6454SAndrew Thompson #define USB_DEBUG_VAR ehcidebug 5502ac6454SAndrew Thompson 5602ac6454SAndrew Thompson #include <dev/usb/usb_core.h> 5702ac6454SAndrew Thompson #include <dev/usb/usb_debug.h> 5802ac6454SAndrew Thompson #include <dev/usb/usb_busdma.h> 5902ac6454SAndrew Thompson #include <dev/usb/usb_process.h> 6002ac6454SAndrew Thompson #include <dev/usb/usb_sw_transfer.h> 6102ac6454SAndrew Thompson #include <dev/usb/usb_transfer.h> 6202ac6454SAndrew Thompson #include <dev/usb/usb_device.h> 6302ac6454SAndrew Thompson #include <dev/usb/usb_hub.h> 6402ac6454SAndrew Thompson #include <dev/usb/usb_util.h> 6502ac6454SAndrew Thompson 6602ac6454SAndrew Thompson #include <dev/usb/usb_controller.h> 6702ac6454SAndrew Thompson #include <dev/usb/usb_bus.h> 6802ac6454SAndrew Thompson #include <dev/usb/controller/ehci.h> 6902ac6454SAndrew Thompson 7002ac6454SAndrew Thompson #define EHCI_BUS2SC(bus) ((ehci_softc_t *)(((uint8_t *)(bus)) - \ 7102ac6454SAndrew Thompson USB_P2U(&(((ehci_softc_t *)0)->sc_bus)))) 7202ac6454SAndrew Thompson 7302ac6454SAndrew Thompson #if USB_DEBUG 7402ac6454SAndrew Thompson static int ehcidebug = 0; 7502ac6454SAndrew Thompson static int ehcinohighspeed = 0; 7602ac6454SAndrew Thompson 7702ac6454SAndrew Thompson SYSCTL_NODE(_hw_usb2, OID_AUTO, ehci, CTLFLAG_RW, 0, "USB ehci"); 7802ac6454SAndrew Thompson SYSCTL_INT(_hw_usb2_ehci, OID_AUTO, debug, CTLFLAG_RW, 7902ac6454SAndrew Thompson &ehcidebug, 0, "Debug level"); 8002ac6454SAndrew Thompson SYSCTL_INT(_hw_usb2_ehci, OID_AUTO, no_hs, CTLFLAG_RW, 8102ac6454SAndrew Thompson &ehcinohighspeed, 0, "Disable High Speed USB"); 8202ac6454SAndrew Thompson 8302ac6454SAndrew Thompson static void ehci_dump_regs(ehci_softc_t *sc); 8402ac6454SAndrew Thompson static void ehci_dump_sqh(ehci_softc_t *sc, ehci_qh_t *sqh); 8502ac6454SAndrew Thompson 8602ac6454SAndrew Thompson #endif 8702ac6454SAndrew Thompson 8802ac6454SAndrew Thompson #define EHCI_INTR_ENDPT 1 8902ac6454SAndrew Thompson 9002ac6454SAndrew Thompson extern struct usb2_bus_methods ehci_bus_methods; 9102ac6454SAndrew Thompson extern struct usb2_pipe_methods ehci_device_bulk_methods; 9202ac6454SAndrew Thompson extern struct usb2_pipe_methods ehci_device_ctrl_methods; 9302ac6454SAndrew Thompson extern struct usb2_pipe_methods ehci_device_intr_methods; 9402ac6454SAndrew Thompson extern struct usb2_pipe_methods ehci_device_isoc_fs_methods; 9502ac6454SAndrew Thompson extern struct usb2_pipe_methods ehci_device_isoc_hs_methods; 9602ac6454SAndrew Thompson extern struct usb2_pipe_methods ehci_root_ctrl_methods; 9702ac6454SAndrew Thompson extern struct usb2_pipe_methods ehci_root_intr_methods; 9802ac6454SAndrew Thompson 9902ac6454SAndrew Thompson static void ehci_do_poll(struct usb2_bus *bus); 10002ac6454SAndrew Thompson static void ehci_root_ctrl_poll(ehci_softc_t *sc); 10102ac6454SAndrew Thompson static void ehci_device_done(struct usb2_xfer *xfer, usb2_error_t error); 10202ac6454SAndrew Thompson static uint8_t ehci_check_transfer(struct usb2_xfer *xfer); 10302ac6454SAndrew Thompson static void ehci_timeout(void *arg); 10402ac6454SAndrew Thompson 10502ac6454SAndrew Thompson static usb2_sw_transfer_func_t ehci_root_intr_done; 10602ac6454SAndrew Thompson static usb2_sw_transfer_func_t ehci_root_ctrl_done; 10702ac6454SAndrew Thompson 10802ac6454SAndrew Thompson struct ehci_std_temp { 10902ac6454SAndrew Thompson ehci_softc_t *sc; 11002ac6454SAndrew Thompson struct usb2_page_cache *pc; 11102ac6454SAndrew Thompson ehci_qtd_t *td; 11202ac6454SAndrew Thompson ehci_qtd_t *td_next; 11302ac6454SAndrew Thompson uint32_t average; 11402ac6454SAndrew Thompson uint32_t qtd_status; 11502ac6454SAndrew Thompson uint32_t len; 11602ac6454SAndrew Thompson uint16_t max_frame_size; 11702ac6454SAndrew Thompson uint8_t shortpkt; 11802ac6454SAndrew Thompson uint8_t auto_data_toggle; 11902ac6454SAndrew Thompson uint8_t setup_alt_next; 12002ac6454SAndrew Thompson uint8_t short_frames_ok; 12102ac6454SAndrew Thompson }; 12202ac6454SAndrew Thompson 12302ac6454SAndrew Thompson void 12402ac6454SAndrew Thompson ehci_iterate_hw_softc(struct usb2_bus *bus, usb2_bus_mem_sub_cb_t *cb) 12502ac6454SAndrew Thompson { 12602ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(bus); 12702ac6454SAndrew Thompson uint32_t i; 12802ac6454SAndrew Thompson 12902ac6454SAndrew Thompson cb(bus, &sc->sc_hw.pframes_pc, &sc->sc_hw.pframes_pg, 13002ac6454SAndrew Thompson sizeof(uint32_t) * EHCI_FRAMELIST_COUNT, EHCI_FRAMELIST_ALIGN); 13102ac6454SAndrew Thompson 13202ac6454SAndrew Thompson cb(bus, &sc->sc_hw.async_start_pc, &sc->sc_hw.async_start_pg, 13302ac6454SAndrew Thompson sizeof(ehci_qh_t), EHCI_QH_ALIGN); 13402ac6454SAndrew Thompson 13502ac6454SAndrew Thompson for (i = 0; i != EHCI_VIRTUAL_FRAMELIST_COUNT; i++) { 13602ac6454SAndrew Thompson cb(bus, sc->sc_hw.intr_start_pc + i, 13702ac6454SAndrew Thompson sc->sc_hw.intr_start_pg + i, 13802ac6454SAndrew Thompson sizeof(ehci_qh_t), EHCI_QH_ALIGN); 13902ac6454SAndrew Thompson } 14002ac6454SAndrew Thompson 14102ac6454SAndrew Thompson for (i = 0; i != EHCI_VIRTUAL_FRAMELIST_COUNT; i++) { 14202ac6454SAndrew Thompson cb(bus, sc->sc_hw.isoc_hs_start_pc + i, 14302ac6454SAndrew Thompson sc->sc_hw.isoc_hs_start_pg + i, 14402ac6454SAndrew Thompson sizeof(ehci_itd_t), EHCI_ITD_ALIGN); 14502ac6454SAndrew Thompson } 14602ac6454SAndrew Thompson 14702ac6454SAndrew Thompson for (i = 0; i != EHCI_VIRTUAL_FRAMELIST_COUNT; i++) { 14802ac6454SAndrew Thompson cb(bus, sc->sc_hw.isoc_fs_start_pc + i, 14902ac6454SAndrew Thompson sc->sc_hw.isoc_fs_start_pg + i, 15002ac6454SAndrew Thompson sizeof(ehci_sitd_t), EHCI_SITD_ALIGN); 15102ac6454SAndrew Thompson } 15202ac6454SAndrew Thompson } 15302ac6454SAndrew Thompson 154e55e1ebcSAndrew Thompson usb2_error_t 155e55e1ebcSAndrew Thompson ehci_reset(ehci_softc_t *sc) 15602ac6454SAndrew Thompson { 15702ac6454SAndrew Thompson uint32_t hcr; 158e55e1ebcSAndrew Thompson int i; 159e55e1ebcSAndrew Thompson 160e55e1ebcSAndrew Thompson EOWRITE4(sc, EHCI_USBCMD, EHCI_CMD_HCRESET); 161e55e1ebcSAndrew Thompson for (i = 0; i < 100; i++) { 162e55e1ebcSAndrew Thompson usb2_pause_mtx(NULL, hz / 1000); 163e55e1ebcSAndrew Thompson hcr = EOREAD4(sc, EHCI_USBCMD) & EHCI_CMD_HCRESET; 164e55e1ebcSAndrew Thompson if (!hcr) { 165e55e1ebcSAndrew Thompson if (sc->sc_flags & (EHCI_SCFLG_SETMODE | EHCI_SCFLG_BIGEMMIO)) { 166e55e1ebcSAndrew Thompson /* 167e55e1ebcSAndrew Thompson * Force USBMODE as requested. Controllers 168e55e1ebcSAndrew Thompson * may have multiple operating modes. 169e55e1ebcSAndrew Thompson */ 170e55e1ebcSAndrew Thompson uint32_t usbmode = EOREAD4(sc, EHCI_USBMODE); 171e55e1ebcSAndrew Thompson if (sc->sc_flags & EHCI_SCFLG_SETMODE) { 172e55e1ebcSAndrew Thompson usbmode = (usbmode &~ EHCI_UM_CM) | EHCI_UM_CM_HOST; 173e55e1ebcSAndrew Thompson device_printf(sc->sc_bus.bdev, 174e55e1ebcSAndrew Thompson "set host controller mode\n"); 175e55e1ebcSAndrew Thompson } 176e55e1ebcSAndrew Thompson if (sc->sc_flags & EHCI_SCFLG_BIGEMMIO) { 177e55e1ebcSAndrew Thompson usbmode = (usbmode &~ EHCI_UM_ES) | EHCI_UM_ES_BE; 178e55e1ebcSAndrew Thompson device_printf(sc->sc_bus.bdev, 179e55e1ebcSAndrew Thompson "set big-endian mode\n"); 180e55e1ebcSAndrew Thompson } 181e55e1ebcSAndrew Thompson EOWRITE4(sc, EHCI_USBMODE, usbmode); 182e55e1ebcSAndrew Thompson } 183e55e1ebcSAndrew Thompson return (0); 184e55e1ebcSAndrew Thompson } 185e55e1ebcSAndrew Thompson } 186e55e1ebcSAndrew Thompson device_printf(sc->sc_bus.bdev, "reset timeout\n"); 187e55e1ebcSAndrew Thompson return (USB_ERR_IOERROR); 188e55e1ebcSAndrew Thompson } 189e55e1ebcSAndrew Thompson 190e55e1ebcSAndrew Thompson static usb2_error_t 191e55e1ebcSAndrew Thompson ehci_hcreset(ehci_softc_t *sc) 192e55e1ebcSAndrew Thompson { 193e55e1ebcSAndrew Thompson uint32_t hcr; 194e55e1ebcSAndrew Thompson int i; 19502ac6454SAndrew Thompson 19602ac6454SAndrew Thompson EOWRITE4(sc, EHCI_USBCMD, 0); /* Halt controller */ 197e55e1ebcSAndrew Thompson for (i = 0; i < 100; i++) { 198e55e1ebcSAndrew Thompson usb2_pause_mtx(NULL, hz / 1000); 199e55e1ebcSAndrew Thompson hcr = EOREAD4(sc, EHCI_USBSTS) & EHCI_STS_HCH; 200e55e1ebcSAndrew Thompson if (hcr) 20102ac6454SAndrew Thompson break; 20202ac6454SAndrew Thompson } 203e55e1ebcSAndrew Thompson if (!hcr) 20402ac6454SAndrew Thompson /* 20502ac6454SAndrew Thompson * Fall through and try reset anyway even though 20602ac6454SAndrew Thompson * Table 2-9 in the EHCI spec says this will result 20702ac6454SAndrew Thompson * in undefined behavior. 20802ac6454SAndrew Thompson */ 209e55e1ebcSAndrew Thompson device_printf(sc->sc_bus.bdev, "stop timeout\n"); 21002ac6454SAndrew Thompson 211e55e1ebcSAndrew Thompson return ehci_reset(sc); 21202ac6454SAndrew Thompson } 21302ac6454SAndrew Thompson 21402ac6454SAndrew Thompson usb2_error_t 21502ac6454SAndrew Thompson ehci_init(ehci_softc_t *sc) 21602ac6454SAndrew Thompson { 21702ac6454SAndrew Thompson struct usb2_page_search buf_res; 21802ac6454SAndrew Thompson uint32_t version; 21902ac6454SAndrew Thompson uint32_t sparams; 22002ac6454SAndrew Thompson uint32_t cparams; 22102ac6454SAndrew Thompson uint32_t hcr; 22202ac6454SAndrew Thompson uint16_t i; 22302ac6454SAndrew Thompson uint16_t x; 22402ac6454SAndrew Thompson uint16_t y; 22502ac6454SAndrew Thompson uint16_t bit; 22602ac6454SAndrew Thompson usb2_error_t err = 0; 22702ac6454SAndrew Thompson 22802ac6454SAndrew Thompson DPRINTF("start\n"); 22902ac6454SAndrew Thompson 23002ac6454SAndrew Thompson usb2_callout_init_mtx(&sc->sc_tmo_pcd, &sc->sc_bus.bus_mtx, 0); 23102ac6454SAndrew Thompson 23202ac6454SAndrew Thompson #if USB_DEBUG 23302ac6454SAndrew Thompson if (ehcidebug > 2) { 23402ac6454SAndrew Thompson ehci_dump_regs(sc); 23502ac6454SAndrew Thompson } 23602ac6454SAndrew Thompson #endif 23702ac6454SAndrew Thompson 23802ac6454SAndrew Thompson sc->sc_offs = EREAD1(sc, EHCI_CAPLENGTH); 23902ac6454SAndrew Thompson 24002ac6454SAndrew Thompson version = EREAD2(sc, EHCI_HCIVERSION); 24102ac6454SAndrew Thompson device_printf(sc->sc_bus.bdev, "EHCI version %x.%x\n", 24202ac6454SAndrew Thompson version >> 8, version & 0xff); 24302ac6454SAndrew Thompson 24402ac6454SAndrew Thompson sparams = EREAD4(sc, EHCI_HCSPARAMS); 24502ac6454SAndrew Thompson DPRINTF("sparams=0x%x\n", sparams); 24602ac6454SAndrew Thompson 24702ac6454SAndrew Thompson sc->sc_noport = EHCI_HCS_N_PORTS(sparams); 24802ac6454SAndrew Thompson cparams = EREAD4(sc, EHCI_HCCPARAMS); 24902ac6454SAndrew Thompson DPRINTF("cparams=0x%x\n", cparams); 25002ac6454SAndrew Thompson 25102ac6454SAndrew Thompson if (EHCI_HCC_64BIT(cparams)) { 25202ac6454SAndrew Thompson DPRINTF("HCC uses 64-bit structures\n"); 25302ac6454SAndrew Thompson 25402ac6454SAndrew Thompson /* MUST clear segment register if 64 bit capable */ 25502ac6454SAndrew Thompson EWRITE4(sc, EHCI_CTRLDSSEGMENT, 0); 25602ac6454SAndrew Thompson } 25702ac6454SAndrew Thompson sc->sc_bus.usbrev = USB_REV_2_0; 25802ac6454SAndrew Thompson 25902ac6454SAndrew Thompson /* Reset the controller */ 26002ac6454SAndrew Thompson DPRINTF("%s: resetting\n", device_get_nameunit(sc->sc_bus.bdev)); 26102ac6454SAndrew Thompson 262e55e1ebcSAndrew Thompson err = ehci_hcreset(sc); 26302ac6454SAndrew Thompson if (err) { 26402ac6454SAndrew Thompson device_printf(sc->sc_bus.bdev, "reset timeout\n"); 26502ac6454SAndrew Thompson return (err); 26602ac6454SAndrew Thompson } 26702ac6454SAndrew Thompson /* 26802ac6454SAndrew Thompson * use current frame-list-size selection 0: 1024*4 bytes 1: 512*4 26902ac6454SAndrew Thompson * bytes 2: 256*4 bytes 3: unknown 27002ac6454SAndrew Thompson */ 27102ac6454SAndrew Thompson if (EHCI_CMD_FLS(EOREAD4(sc, EHCI_USBCMD)) == 3) { 27202ac6454SAndrew Thompson device_printf(sc->sc_bus.bdev, "invalid frame-list-size\n"); 27302ac6454SAndrew Thompson return (USB_ERR_IOERROR); 27402ac6454SAndrew Thompson } 27502ac6454SAndrew Thompson /* set up the bus struct */ 27602ac6454SAndrew Thompson sc->sc_bus.methods = &ehci_bus_methods; 27702ac6454SAndrew Thompson 27802ac6454SAndrew Thompson sc->sc_eintrs = EHCI_NORMAL_INTRS; 27902ac6454SAndrew Thompson 28002ac6454SAndrew Thompson for (i = 0; i < EHCI_VIRTUAL_FRAMELIST_COUNT; i++) { 28102ac6454SAndrew Thompson ehci_qh_t *qh; 28202ac6454SAndrew Thompson 28302ac6454SAndrew Thompson usb2_get_page(sc->sc_hw.intr_start_pc + i, 0, &buf_res); 28402ac6454SAndrew Thompson 28502ac6454SAndrew Thompson qh = buf_res.buffer; 28602ac6454SAndrew Thompson 28702ac6454SAndrew Thompson /* initialize page cache pointer */ 28802ac6454SAndrew Thompson 28902ac6454SAndrew Thompson qh->page_cache = sc->sc_hw.intr_start_pc + i; 29002ac6454SAndrew Thompson 29102ac6454SAndrew Thompson /* store a pointer to queue head */ 29202ac6454SAndrew Thompson 29302ac6454SAndrew Thompson sc->sc_intr_p_last[i] = qh; 29402ac6454SAndrew Thompson 29502ac6454SAndrew Thompson qh->qh_self = 296e55e1ebcSAndrew Thompson htohc32(sc, buf_res.physaddr) | 297e55e1ebcSAndrew Thompson htohc32(sc, EHCI_LINK_QH); 29802ac6454SAndrew Thompson 29902ac6454SAndrew Thompson qh->qh_endp = 300e55e1ebcSAndrew Thompson htohc32(sc, EHCI_QH_SET_EPS(EHCI_QH_SPEED_HIGH)); 30102ac6454SAndrew Thompson qh->qh_endphub = 302e55e1ebcSAndrew Thompson htohc32(sc, EHCI_QH_SET_MULT(1)); 30302ac6454SAndrew Thompson qh->qh_curqtd = 0; 30402ac6454SAndrew Thompson 30502ac6454SAndrew Thompson qh->qh_qtd.qtd_next = 306e55e1ebcSAndrew Thompson htohc32(sc, EHCI_LINK_TERMINATE); 30702ac6454SAndrew Thompson qh->qh_qtd.qtd_altnext = 308e55e1ebcSAndrew Thompson htohc32(sc, EHCI_LINK_TERMINATE); 30902ac6454SAndrew Thompson qh->qh_qtd.qtd_status = 310e55e1ebcSAndrew Thompson htohc32(sc, EHCI_QTD_HALTED); 31102ac6454SAndrew Thompson } 31202ac6454SAndrew Thompson 31302ac6454SAndrew Thompson /* 31402ac6454SAndrew Thompson * the QHs are arranged to give poll intervals that are 31502ac6454SAndrew Thompson * powers of 2 times 1ms 31602ac6454SAndrew Thompson */ 31702ac6454SAndrew Thompson bit = EHCI_VIRTUAL_FRAMELIST_COUNT / 2; 31802ac6454SAndrew Thompson while (bit) { 31902ac6454SAndrew Thompson x = bit; 32002ac6454SAndrew Thompson while (x & bit) { 32102ac6454SAndrew Thompson ehci_qh_t *qh_x; 32202ac6454SAndrew Thompson ehci_qh_t *qh_y; 32302ac6454SAndrew Thompson 32402ac6454SAndrew Thompson y = (x ^ bit) | (bit / 2); 32502ac6454SAndrew Thompson 32602ac6454SAndrew Thompson qh_x = sc->sc_intr_p_last[x]; 32702ac6454SAndrew Thompson qh_y = sc->sc_intr_p_last[y]; 32802ac6454SAndrew Thompson 32902ac6454SAndrew Thompson /* 33002ac6454SAndrew Thompson * the next QH has half the poll interval 33102ac6454SAndrew Thompson */ 33202ac6454SAndrew Thompson qh_x->qh_link = qh_y->qh_self; 33302ac6454SAndrew Thompson 33402ac6454SAndrew Thompson x++; 33502ac6454SAndrew Thompson } 33602ac6454SAndrew Thompson bit >>= 1; 33702ac6454SAndrew Thompson } 33802ac6454SAndrew Thompson 33902ac6454SAndrew Thompson if (1) { 34002ac6454SAndrew Thompson ehci_qh_t *qh; 34102ac6454SAndrew Thompson 34202ac6454SAndrew Thompson qh = sc->sc_intr_p_last[0]; 34302ac6454SAndrew Thompson 34402ac6454SAndrew Thompson /* the last (1ms) QH terminates */ 345e55e1ebcSAndrew Thompson qh->qh_link = htohc32(sc, EHCI_LINK_TERMINATE); 34602ac6454SAndrew Thompson } 34702ac6454SAndrew Thompson for (i = 0; i < EHCI_VIRTUAL_FRAMELIST_COUNT; i++) { 34802ac6454SAndrew Thompson ehci_sitd_t *sitd; 34902ac6454SAndrew Thompson ehci_itd_t *itd; 35002ac6454SAndrew Thompson 35102ac6454SAndrew Thompson usb2_get_page(sc->sc_hw.isoc_fs_start_pc + i, 0, &buf_res); 35202ac6454SAndrew Thompson 35302ac6454SAndrew Thompson sitd = buf_res.buffer; 35402ac6454SAndrew Thompson 35502ac6454SAndrew Thompson /* initialize page cache pointer */ 35602ac6454SAndrew Thompson 35702ac6454SAndrew Thompson sitd->page_cache = sc->sc_hw.isoc_fs_start_pc + i; 35802ac6454SAndrew Thompson 35902ac6454SAndrew Thompson /* store a pointer to the transfer descriptor */ 36002ac6454SAndrew Thompson 36102ac6454SAndrew Thompson sc->sc_isoc_fs_p_last[i] = sitd; 36202ac6454SAndrew Thompson 36302ac6454SAndrew Thompson /* initialize full speed isochronous */ 36402ac6454SAndrew Thompson 36502ac6454SAndrew Thompson sitd->sitd_self = 366e55e1ebcSAndrew Thompson htohc32(sc, buf_res.physaddr) | 367e55e1ebcSAndrew Thompson htohc32(sc, EHCI_LINK_SITD); 36802ac6454SAndrew Thompson 36902ac6454SAndrew Thompson sitd->sitd_back = 370e55e1ebcSAndrew Thompson htohc32(sc, EHCI_LINK_TERMINATE); 37102ac6454SAndrew Thompson 37202ac6454SAndrew Thompson sitd->sitd_next = 37302ac6454SAndrew Thompson sc->sc_intr_p_last[i | (EHCI_VIRTUAL_FRAMELIST_COUNT / 2)]->qh_self; 37402ac6454SAndrew Thompson 37502ac6454SAndrew Thompson 37602ac6454SAndrew Thompson usb2_get_page(sc->sc_hw.isoc_hs_start_pc + i, 0, &buf_res); 37702ac6454SAndrew Thompson 37802ac6454SAndrew Thompson itd = buf_res.buffer; 37902ac6454SAndrew Thompson 38002ac6454SAndrew Thompson /* initialize page cache pointer */ 38102ac6454SAndrew Thompson 38202ac6454SAndrew Thompson itd->page_cache = sc->sc_hw.isoc_hs_start_pc + i; 38302ac6454SAndrew Thompson 38402ac6454SAndrew Thompson /* store a pointer to the transfer descriptor */ 38502ac6454SAndrew Thompson 38602ac6454SAndrew Thompson sc->sc_isoc_hs_p_last[i] = itd; 38702ac6454SAndrew Thompson 38802ac6454SAndrew Thompson /* initialize high speed isochronous */ 38902ac6454SAndrew Thompson 39002ac6454SAndrew Thompson itd->itd_self = 391e55e1ebcSAndrew Thompson htohc32(sc, buf_res.physaddr) | 392e55e1ebcSAndrew Thompson htohc32(sc, EHCI_LINK_ITD); 39302ac6454SAndrew Thompson 39402ac6454SAndrew Thompson itd->itd_next = 39502ac6454SAndrew Thompson sitd->sitd_self; 39602ac6454SAndrew Thompson } 39702ac6454SAndrew Thompson 39802ac6454SAndrew Thompson usb2_get_page(&sc->sc_hw.pframes_pc, 0, &buf_res); 39902ac6454SAndrew Thompson 40002ac6454SAndrew Thompson if (1) { 40102ac6454SAndrew Thompson uint32_t *pframes; 40202ac6454SAndrew Thompson 40302ac6454SAndrew Thompson pframes = buf_res.buffer; 40402ac6454SAndrew Thompson 40502ac6454SAndrew Thompson /* 40602ac6454SAndrew Thompson * execution order: 40702ac6454SAndrew Thompson * pframes -> high speed isochronous -> 40802ac6454SAndrew Thompson * full speed isochronous -> interrupt QH's 40902ac6454SAndrew Thompson */ 41002ac6454SAndrew Thompson for (i = 0; i < EHCI_FRAMELIST_COUNT; i++) { 41102ac6454SAndrew Thompson pframes[i] = sc->sc_isoc_hs_p_last 41202ac6454SAndrew Thompson [i & (EHCI_VIRTUAL_FRAMELIST_COUNT - 1)]->itd_self; 41302ac6454SAndrew Thompson } 41402ac6454SAndrew Thompson } 41502ac6454SAndrew Thompson /* setup sync list pointer */ 41602ac6454SAndrew Thompson EOWRITE4(sc, EHCI_PERIODICLISTBASE, buf_res.physaddr); 41702ac6454SAndrew Thompson 41802ac6454SAndrew Thompson usb2_get_page(&sc->sc_hw.async_start_pc, 0, &buf_res); 41902ac6454SAndrew Thompson 42002ac6454SAndrew Thompson if (1) { 42102ac6454SAndrew Thompson 42202ac6454SAndrew Thompson ehci_qh_t *qh; 42302ac6454SAndrew Thompson 42402ac6454SAndrew Thompson qh = buf_res.buffer; 42502ac6454SAndrew Thompson 42602ac6454SAndrew Thompson /* initialize page cache pointer */ 42702ac6454SAndrew Thompson 42802ac6454SAndrew Thompson qh->page_cache = &sc->sc_hw.async_start_pc; 42902ac6454SAndrew Thompson 43002ac6454SAndrew Thompson /* store a pointer to the queue head */ 43102ac6454SAndrew Thompson 43202ac6454SAndrew Thompson sc->sc_async_p_last = qh; 43302ac6454SAndrew Thompson 43402ac6454SAndrew Thompson /* init dummy QH that starts the async list */ 43502ac6454SAndrew Thompson 43602ac6454SAndrew Thompson qh->qh_self = 437e55e1ebcSAndrew Thompson htohc32(sc, buf_res.physaddr) | 438e55e1ebcSAndrew Thompson htohc32(sc, EHCI_LINK_QH); 43902ac6454SAndrew Thompson 44002ac6454SAndrew Thompson /* fill the QH */ 44102ac6454SAndrew Thompson qh->qh_endp = 442e55e1ebcSAndrew Thompson htohc32(sc, EHCI_QH_SET_EPS(EHCI_QH_SPEED_HIGH) | EHCI_QH_HRECL); 443e55e1ebcSAndrew Thompson qh->qh_endphub = htohc32(sc, EHCI_QH_SET_MULT(1)); 44402ac6454SAndrew Thompson qh->qh_link = qh->qh_self; 44502ac6454SAndrew Thompson qh->qh_curqtd = 0; 44602ac6454SAndrew Thompson 44702ac6454SAndrew Thompson /* fill the overlay qTD */ 448e55e1ebcSAndrew Thompson qh->qh_qtd.qtd_next = htohc32(sc, EHCI_LINK_TERMINATE); 449e55e1ebcSAndrew Thompson qh->qh_qtd.qtd_altnext = htohc32(sc, EHCI_LINK_TERMINATE); 450e55e1ebcSAndrew Thompson qh->qh_qtd.qtd_status = htohc32(sc, EHCI_QTD_HALTED); 45102ac6454SAndrew Thompson } 45202ac6454SAndrew Thompson /* flush all cache into memory */ 45302ac6454SAndrew Thompson 45402ac6454SAndrew Thompson usb2_bus_mem_flush_all(&sc->sc_bus, &ehci_iterate_hw_softc); 45502ac6454SAndrew Thompson 45602ac6454SAndrew Thompson #if USB_DEBUG 45702ac6454SAndrew Thompson if (ehcidebug) { 45802ac6454SAndrew Thompson ehci_dump_sqh(sc, sc->sc_async_p_last); 45902ac6454SAndrew Thompson } 46002ac6454SAndrew Thompson #endif 46102ac6454SAndrew Thompson 46202ac6454SAndrew Thompson /* setup async list pointer */ 46302ac6454SAndrew Thompson EOWRITE4(sc, EHCI_ASYNCLISTADDR, buf_res.physaddr | EHCI_LINK_QH); 46402ac6454SAndrew Thompson 46502ac6454SAndrew Thompson 46602ac6454SAndrew Thompson /* enable interrupts */ 46702ac6454SAndrew Thompson EOWRITE4(sc, EHCI_USBINTR, sc->sc_eintrs); 46802ac6454SAndrew Thompson 46902ac6454SAndrew Thompson /* turn on controller */ 47002ac6454SAndrew Thompson EOWRITE4(sc, EHCI_USBCMD, 47102ac6454SAndrew Thompson EHCI_CMD_ITC_1 | /* 1 microframes interrupt delay */ 47202ac6454SAndrew Thompson (EOREAD4(sc, EHCI_USBCMD) & EHCI_CMD_FLS_M) | 47302ac6454SAndrew Thompson EHCI_CMD_ASE | 47402ac6454SAndrew Thompson EHCI_CMD_PSE | 47502ac6454SAndrew Thompson EHCI_CMD_RS); 47602ac6454SAndrew Thompson 47702ac6454SAndrew Thompson /* Take over port ownership */ 47802ac6454SAndrew Thompson EOWRITE4(sc, EHCI_CONFIGFLAG, EHCI_CONF_CF); 47902ac6454SAndrew Thompson 48002ac6454SAndrew Thompson for (i = 0; i < 100; i++) { 48102ac6454SAndrew Thompson usb2_pause_mtx(NULL, hz / 1000); 48202ac6454SAndrew Thompson hcr = EOREAD4(sc, EHCI_USBSTS) & EHCI_STS_HCH; 48302ac6454SAndrew Thompson if (!hcr) { 48402ac6454SAndrew Thompson break; 48502ac6454SAndrew Thompson } 48602ac6454SAndrew Thompson } 48702ac6454SAndrew Thompson if (hcr) { 48802ac6454SAndrew Thompson device_printf(sc->sc_bus.bdev, "run timeout\n"); 48902ac6454SAndrew Thompson return (USB_ERR_IOERROR); 49002ac6454SAndrew Thompson } 49102ac6454SAndrew Thompson 49202ac6454SAndrew Thompson if (!err) { 49302ac6454SAndrew Thompson /* catch any lost interrupts */ 49402ac6454SAndrew Thompson ehci_do_poll(&sc->sc_bus); 49502ac6454SAndrew Thompson } 49602ac6454SAndrew Thompson return (err); 49702ac6454SAndrew Thompson } 49802ac6454SAndrew Thompson 49902ac6454SAndrew Thompson /* 50002ac6454SAndrew Thompson * shut down the controller when the system is going down 50102ac6454SAndrew Thompson */ 50202ac6454SAndrew Thompson void 50302ac6454SAndrew Thompson ehci_detach(ehci_softc_t *sc) 50402ac6454SAndrew Thompson { 50502ac6454SAndrew Thompson USB_BUS_LOCK(&sc->sc_bus); 50602ac6454SAndrew Thompson 50702ac6454SAndrew Thompson usb2_callout_stop(&sc->sc_tmo_pcd); 50802ac6454SAndrew Thompson 50902ac6454SAndrew Thompson EOWRITE4(sc, EHCI_USBINTR, sc->sc_eintrs); 510e55e1ebcSAndrew Thompson USB_BUS_UNLOCK(&sc->sc_bus); 51102ac6454SAndrew Thompson 512e55e1ebcSAndrew Thompson if (ehci_hcreset(sc)) { 51302ac6454SAndrew Thompson DPRINTF("reset failed!\n"); 51402ac6454SAndrew Thompson } 51502ac6454SAndrew Thompson 51602ac6454SAndrew Thompson /* XXX let stray task complete */ 51702ac6454SAndrew Thompson usb2_pause_mtx(NULL, hz / 20); 51802ac6454SAndrew Thompson 51902ac6454SAndrew Thompson usb2_callout_drain(&sc->sc_tmo_pcd); 52002ac6454SAndrew Thompson } 52102ac6454SAndrew Thompson 52202ac6454SAndrew Thompson void 52302ac6454SAndrew Thompson ehci_suspend(ehci_softc_t *sc) 52402ac6454SAndrew Thompson { 52502ac6454SAndrew Thompson uint32_t cmd; 52602ac6454SAndrew Thompson uint32_t hcr; 52702ac6454SAndrew Thompson uint8_t i; 52802ac6454SAndrew Thompson 52902ac6454SAndrew Thompson USB_BUS_LOCK(&sc->sc_bus); 53002ac6454SAndrew Thompson 53102ac6454SAndrew Thompson for (i = 1; i <= sc->sc_noport; i++) { 53202ac6454SAndrew Thompson cmd = EOREAD4(sc, EHCI_PORTSC(i)); 53302ac6454SAndrew Thompson if (((cmd & EHCI_PS_PO) == 0) && 53402ac6454SAndrew Thompson ((cmd & EHCI_PS_PE) == EHCI_PS_PE)) { 53502ac6454SAndrew Thompson EOWRITE4(sc, EHCI_PORTSC(i), 53602ac6454SAndrew Thompson cmd | EHCI_PS_SUSP); 53702ac6454SAndrew Thompson } 53802ac6454SAndrew Thompson } 53902ac6454SAndrew Thompson 54002ac6454SAndrew Thompson sc->sc_cmd = EOREAD4(sc, EHCI_USBCMD); 54102ac6454SAndrew Thompson 54202ac6454SAndrew Thompson cmd = sc->sc_cmd & ~(EHCI_CMD_ASE | EHCI_CMD_PSE); 54302ac6454SAndrew Thompson EOWRITE4(sc, EHCI_USBCMD, cmd); 54402ac6454SAndrew Thompson 54502ac6454SAndrew Thompson for (i = 0; i < 100; i++) { 54602ac6454SAndrew Thompson hcr = EOREAD4(sc, EHCI_USBSTS) & 54702ac6454SAndrew Thompson (EHCI_STS_ASS | EHCI_STS_PSS); 54802ac6454SAndrew Thompson 54902ac6454SAndrew Thompson if (hcr == 0) { 55002ac6454SAndrew Thompson break; 55102ac6454SAndrew Thompson } 55202ac6454SAndrew Thompson usb2_pause_mtx(&sc->sc_bus.bus_mtx, hz / 1000); 55302ac6454SAndrew Thompson } 55402ac6454SAndrew Thompson 55502ac6454SAndrew Thompson if (hcr != 0) { 55602ac6454SAndrew Thompson device_printf(sc->sc_bus.bdev, "reset timeout\n"); 55702ac6454SAndrew Thompson } 55802ac6454SAndrew Thompson cmd &= ~EHCI_CMD_RS; 55902ac6454SAndrew Thompson EOWRITE4(sc, EHCI_USBCMD, cmd); 56002ac6454SAndrew Thompson 56102ac6454SAndrew Thompson for (i = 0; i < 100; i++) { 56202ac6454SAndrew Thompson hcr = EOREAD4(sc, EHCI_USBSTS) & EHCI_STS_HCH; 56302ac6454SAndrew Thompson if (hcr == EHCI_STS_HCH) { 56402ac6454SAndrew Thompson break; 56502ac6454SAndrew Thompson } 56602ac6454SAndrew Thompson usb2_pause_mtx(&sc->sc_bus.bus_mtx, hz / 1000); 56702ac6454SAndrew Thompson } 56802ac6454SAndrew Thompson 56902ac6454SAndrew Thompson if (hcr != EHCI_STS_HCH) { 57002ac6454SAndrew Thompson device_printf(sc->sc_bus.bdev, 57102ac6454SAndrew Thompson "config timeout\n"); 57202ac6454SAndrew Thompson } 57302ac6454SAndrew Thompson USB_BUS_UNLOCK(&sc->sc_bus); 57402ac6454SAndrew Thompson } 57502ac6454SAndrew Thompson 57602ac6454SAndrew Thompson void 57702ac6454SAndrew Thompson ehci_resume(ehci_softc_t *sc) 57802ac6454SAndrew Thompson { 57902ac6454SAndrew Thompson struct usb2_page_search buf_res; 58002ac6454SAndrew Thompson uint32_t cmd; 58102ac6454SAndrew Thompson uint32_t hcr; 58202ac6454SAndrew Thompson uint8_t i; 58302ac6454SAndrew Thompson 58402ac6454SAndrew Thompson USB_BUS_LOCK(&sc->sc_bus); 58502ac6454SAndrew Thompson 58602ac6454SAndrew Thompson /* restore things in case the bios doesn't */ 58702ac6454SAndrew Thompson EOWRITE4(sc, EHCI_CTRLDSSEGMENT, 0); 58802ac6454SAndrew Thompson 58902ac6454SAndrew Thompson usb2_get_page(&sc->sc_hw.pframes_pc, 0, &buf_res); 59002ac6454SAndrew Thompson EOWRITE4(sc, EHCI_PERIODICLISTBASE, buf_res.physaddr); 59102ac6454SAndrew Thompson 59202ac6454SAndrew Thompson usb2_get_page(&sc->sc_hw.async_start_pc, 0, &buf_res); 59302ac6454SAndrew Thompson EOWRITE4(sc, EHCI_ASYNCLISTADDR, buf_res.physaddr | EHCI_LINK_QH); 59402ac6454SAndrew Thompson 59502ac6454SAndrew Thompson EOWRITE4(sc, EHCI_USBINTR, sc->sc_eintrs); 59602ac6454SAndrew Thompson 59702ac6454SAndrew Thompson hcr = 0; 59802ac6454SAndrew Thompson for (i = 1; i <= sc->sc_noport; i++) { 59902ac6454SAndrew Thompson cmd = EOREAD4(sc, EHCI_PORTSC(i)); 60002ac6454SAndrew Thompson if (((cmd & EHCI_PS_PO) == 0) && 60102ac6454SAndrew Thompson ((cmd & EHCI_PS_SUSP) == EHCI_PS_SUSP)) { 60202ac6454SAndrew Thompson EOWRITE4(sc, EHCI_PORTSC(i), 60302ac6454SAndrew Thompson cmd | EHCI_PS_FPR); 60402ac6454SAndrew Thompson hcr = 1; 60502ac6454SAndrew Thompson } 60602ac6454SAndrew Thompson } 60702ac6454SAndrew Thompson 60802ac6454SAndrew Thompson if (hcr) { 60902ac6454SAndrew Thompson usb2_pause_mtx(&sc->sc_bus.bus_mtx, 61002ac6454SAndrew Thompson USB_MS_TO_TICKS(USB_RESUME_WAIT)); 61102ac6454SAndrew Thompson 61202ac6454SAndrew Thompson for (i = 1; i <= sc->sc_noport; i++) { 61302ac6454SAndrew Thompson cmd = EOREAD4(sc, EHCI_PORTSC(i)); 61402ac6454SAndrew Thompson if (((cmd & EHCI_PS_PO) == 0) && 61502ac6454SAndrew Thompson ((cmd & EHCI_PS_SUSP) == EHCI_PS_SUSP)) { 61602ac6454SAndrew Thompson EOWRITE4(sc, EHCI_PORTSC(i), 61702ac6454SAndrew Thompson cmd & ~EHCI_PS_FPR); 61802ac6454SAndrew Thompson } 61902ac6454SAndrew Thompson } 62002ac6454SAndrew Thompson } 62102ac6454SAndrew Thompson EOWRITE4(sc, EHCI_USBCMD, sc->sc_cmd); 62202ac6454SAndrew Thompson 62302ac6454SAndrew Thompson for (i = 0; i < 100; i++) { 62402ac6454SAndrew Thompson hcr = EOREAD4(sc, EHCI_USBSTS) & EHCI_STS_HCH; 62502ac6454SAndrew Thompson if (hcr != EHCI_STS_HCH) { 62602ac6454SAndrew Thompson break; 62702ac6454SAndrew Thompson } 62802ac6454SAndrew Thompson usb2_pause_mtx(&sc->sc_bus.bus_mtx, hz / 1000); 62902ac6454SAndrew Thompson } 63002ac6454SAndrew Thompson if (hcr == EHCI_STS_HCH) { 63102ac6454SAndrew Thompson device_printf(sc->sc_bus.bdev, "config timeout\n"); 63202ac6454SAndrew Thompson } 63302ac6454SAndrew Thompson 63402ac6454SAndrew Thompson USB_BUS_UNLOCK(&sc->sc_bus); 63502ac6454SAndrew Thompson 63602ac6454SAndrew Thompson usb2_pause_mtx(NULL, 63702ac6454SAndrew Thompson USB_MS_TO_TICKS(USB_RESUME_WAIT)); 63802ac6454SAndrew Thompson 63902ac6454SAndrew Thompson /* catch any lost interrupts */ 64002ac6454SAndrew Thompson ehci_do_poll(&sc->sc_bus); 64102ac6454SAndrew Thompson } 64202ac6454SAndrew Thompson 64302ac6454SAndrew Thompson void 64402ac6454SAndrew Thompson ehci_shutdown(ehci_softc_t *sc) 64502ac6454SAndrew Thompson { 64602ac6454SAndrew Thompson DPRINTF("stopping the HC\n"); 64702ac6454SAndrew Thompson 648e55e1ebcSAndrew Thompson if (ehci_hcreset(sc)) { 64902ac6454SAndrew Thompson DPRINTF("reset failed!\n"); 65002ac6454SAndrew Thompson } 65102ac6454SAndrew Thompson } 65202ac6454SAndrew Thompson 65302ac6454SAndrew Thompson #if USB_DEBUG 65402ac6454SAndrew Thompson static void 65502ac6454SAndrew Thompson ehci_dump_regs(ehci_softc_t *sc) 65602ac6454SAndrew Thompson { 65702ac6454SAndrew Thompson uint32_t i; 65802ac6454SAndrew Thompson 65902ac6454SAndrew Thompson i = EOREAD4(sc, EHCI_USBCMD); 66002ac6454SAndrew Thompson printf("cmd=0x%08x\n", i); 66102ac6454SAndrew Thompson 66202ac6454SAndrew Thompson if (i & EHCI_CMD_ITC_1) 66302ac6454SAndrew Thompson printf(" EHCI_CMD_ITC_1\n"); 66402ac6454SAndrew Thompson if (i & EHCI_CMD_ITC_2) 66502ac6454SAndrew Thompson printf(" EHCI_CMD_ITC_2\n"); 66602ac6454SAndrew Thompson if (i & EHCI_CMD_ITC_4) 66702ac6454SAndrew Thompson printf(" EHCI_CMD_ITC_4\n"); 66802ac6454SAndrew Thompson if (i & EHCI_CMD_ITC_8) 66902ac6454SAndrew Thompson printf(" EHCI_CMD_ITC_8\n"); 67002ac6454SAndrew Thompson if (i & EHCI_CMD_ITC_16) 67102ac6454SAndrew Thompson printf(" EHCI_CMD_ITC_16\n"); 67202ac6454SAndrew Thompson if (i & EHCI_CMD_ITC_32) 67302ac6454SAndrew Thompson printf(" EHCI_CMD_ITC_32\n"); 67402ac6454SAndrew Thompson if (i & EHCI_CMD_ITC_64) 67502ac6454SAndrew Thompson printf(" EHCI_CMD_ITC_64\n"); 67602ac6454SAndrew Thompson if (i & EHCI_CMD_ASPME) 67702ac6454SAndrew Thompson printf(" EHCI_CMD_ASPME\n"); 67802ac6454SAndrew Thompson if (i & EHCI_CMD_ASPMC) 67902ac6454SAndrew Thompson printf(" EHCI_CMD_ASPMC\n"); 68002ac6454SAndrew Thompson if (i & EHCI_CMD_LHCR) 68102ac6454SAndrew Thompson printf(" EHCI_CMD_LHCR\n"); 68202ac6454SAndrew Thompson if (i & EHCI_CMD_IAAD) 68302ac6454SAndrew Thompson printf(" EHCI_CMD_IAAD\n"); 68402ac6454SAndrew Thompson if (i & EHCI_CMD_ASE) 68502ac6454SAndrew Thompson printf(" EHCI_CMD_ASE\n"); 68602ac6454SAndrew Thompson if (i & EHCI_CMD_PSE) 68702ac6454SAndrew Thompson printf(" EHCI_CMD_PSE\n"); 68802ac6454SAndrew Thompson if (i & EHCI_CMD_FLS_M) 68902ac6454SAndrew Thompson printf(" EHCI_CMD_FLS_M\n"); 69002ac6454SAndrew Thompson if (i & EHCI_CMD_HCRESET) 69102ac6454SAndrew Thompson printf(" EHCI_CMD_HCRESET\n"); 69202ac6454SAndrew Thompson if (i & EHCI_CMD_RS) 69302ac6454SAndrew Thompson printf(" EHCI_CMD_RS\n"); 69402ac6454SAndrew Thompson 69502ac6454SAndrew Thompson i = EOREAD4(sc, EHCI_USBSTS); 69602ac6454SAndrew Thompson 69702ac6454SAndrew Thompson printf("sts=0x%08x\n", i); 69802ac6454SAndrew Thompson 69902ac6454SAndrew Thompson if (i & EHCI_STS_ASS) 70002ac6454SAndrew Thompson printf(" EHCI_STS_ASS\n"); 70102ac6454SAndrew Thompson if (i & EHCI_STS_PSS) 70202ac6454SAndrew Thompson printf(" EHCI_STS_PSS\n"); 70302ac6454SAndrew Thompson if (i & EHCI_STS_REC) 70402ac6454SAndrew Thompson printf(" EHCI_STS_REC\n"); 70502ac6454SAndrew Thompson if (i & EHCI_STS_HCH) 70602ac6454SAndrew Thompson printf(" EHCI_STS_HCH\n"); 70702ac6454SAndrew Thompson if (i & EHCI_STS_IAA) 70802ac6454SAndrew Thompson printf(" EHCI_STS_IAA\n"); 70902ac6454SAndrew Thompson if (i & EHCI_STS_HSE) 71002ac6454SAndrew Thompson printf(" EHCI_STS_HSE\n"); 71102ac6454SAndrew Thompson if (i & EHCI_STS_FLR) 71202ac6454SAndrew Thompson printf(" EHCI_STS_FLR\n"); 71302ac6454SAndrew Thompson if (i & EHCI_STS_PCD) 71402ac6454SAndrew Thompson printf(" EHCI_STS_PCD\n"); 71502ac6454SAndrew Thompson if (i & EHCI_STS_ERRINT) 71602ac6454SAndrew Thompson printf(" EHCI_STS_ERRINT\n"); 71702ac6454SAndrew Thompson if (i & EHCI_STS_INT) 71802ac6454SAndrew Thompson printf(" EHCI_STS_INT\n"); 71902ac6454SAndrew Thompson 72002ac6454SAndrew Thompson printf("ien=0x%08x\n", 72102ac6454SAndrew Thompson EOREAD4(sc, EHCI_USBINTR)); 72202ac6454SAndrew Thompson printf("frindex=0x%08x ctrdsegm=0x%08x periodic=0x%08x async=0x%08x\n", 72302ac6454SAndrew Thompson EOREAD4(sc, EHCI_FRINDEX), 72402ac6454SAndrew Thompson EOREAD4(sc, EHCI_CTRLDSSEGMENT), 72502ac6454SAndrew Thompson EOREAD4(sc, EHCI_PERIODICLISTBASE), 72602ac6454SAndrew Thompson EOREAD4(sc, EHCI_ASYNCLISTADDR)); 72702ac6454SAndrew Thompson for (i = 1; i <= sc->sc_noport; i++) { 72802ac6454SAndrew Thompson printf("port %d status=0x%08x\n", i, 72902ac6454SAndrew Thompson EOREAD4(sc, EHCI_PORTSC(i))); 73002ac6454SAndrew Thompson } 73102ac6454SAndrew Thompson } 73202ac6454SAndrew Thompson 73302ac6454SAndrew Thompson static void 73402ac6454SAndrew Thompson ehci_dump_link(ehci_softc_t *sc, uint32_t link, int type) 73502ac6454SAndrew Thompson { 736e55e1ebcSAndrew Thompson link = hc32toh(sc, link); 73702ac6454SAndrew Thompson printf("0x%08x", link); 73802ac6454SAndrew Thompson if (link & EHCI_LINK_TERMINATE) 73902ac6454SAndrew Thompson printf("<T>"); 74002ac6454SAndrew Thompson else { 74102ac6454SAndrew Thompson printf("<"); 74202ac6454SAndrew Thompson if (type) { 74302ac6454SAndrew Thompson switch (EHCI_LINK_TYPE(link)) { 74402ac6454SAndrew Thompson case EHCI_LINK_ITD: 74502ac6454SAndrew Thompson printf("ITD"); 74602ac6454SAndrew Thompson break; 74702ac6454SAndrew Thompson case EHCI_LINK_QH: 74802ac6454SAndrew Thompson printf("QH"); 74902ac6454SAndrew Thompson break; 75002ac6454SAndrew Thompson case EHCI_LINK_SITD: 75102ac6454SAndrew Thompson printf("SITD"); 75202ac6454SAndrew Thompson break; 75302ac6454SAndrew Thompson case EHCI_LINK_FSTN: 75402ac6454SAndrew Thompson printf("FSTN"); 75502ac6454SAndrew Thompson break; 75602ac6454SAndrew Thompson } 75702ac6454SAndrew Thompson } 75802ac6454SAndrew Thompson printf(">"); 75902ac6454SAndrew Thompson } 76002ac6454SAndrew Thompson } 76102ac6454SAndrew Thompson 76202ac6454SAndrew Thompson static void 76302ac6454SAndrew Thompson ehci_dump_qtd(ehci_softc_t *sc, ehci_qtd_t *qtd) 76402ac6454SAndrew Thompson { 76502ac6454SAndrew Thompson uint32_t s; 76602ac6454SAndrew Thompson 76702ac6454SAndrew Thompson printf(" next="); 76802ac6454SAndrew Thompson ehci_dump_link(sc, qtd->qtd_next, 0); 76902ac6454SAndrew Thompson printf(" altnext="); 77002ac6454SAndrew Thompson ehci_dump_link(sc, qtd->qtd_altnext, 0); 77102ac6454SAndrew Thompson printf("\n"); 772e55e1ebcSAndrew Thompson s = hc32toh(sc, qtd->qtd_status); 77302ac6454SAndrew Thompson printf(" status=0x%08x: toggle=%d bytes=0x%x ioc=%d c_page=0x%x\n", 77402ac6454SAndrew Thompson s, EHCI_QTD_GET_TOGGLE(s), EHCI_QTD_GET_BYTES(s), 77502ac6454SAndrew Thompson EHCI_QTD_GET_IOC(s), EHCI_QTD_GET_C_PAGE(s)); 77602ac6454SAndrew Thompson printf(" cerr=%d pid=%d stat=%s%s%s%s%s%s%s%s\n", 77702ac6454SAndrew Thompson EHCI_QTD_GET_CERR(s), EHCI_QTD_GET_PID(s), 77802ac6454SAndrew Thompson (s & EHCI_QTD_ACTIVE) ? "ACTIVE" : "NOT_ACTIVE", 77902ac6454SAndrew Thompson (s & EHCI_QTD_HALTED) ? "-HALTED" : "", 78002ac6454SAndrew Thompson (s & EHCI_QTD_BUFERR) ? "-BUFERR" : "", 78102ac6454SAndrew Thompson (s & EHCI_QTD_BABBLE) ? "-BABBLE" : "", 78202ac6454SAndrew Thompson (s & EHCI_QTD_XACTERR) ? "-XACTERR" : "", 78302ac6454SAndrew Thompson (s & EHCI_QTD_MISSEDMICRO) ? "-MISSED" : "", 78402ac6454SAndrew Thompson (s & EHCI_QTD_SPLITXSTATE) ? "-SPLIT" : "", 78502ac6454SAndrew Thompson (s & EHCI_QTD_PINGSTATE) ? "-PING" : ""); 78602ac6454SAndrew Thompson 78702ac6454SAndrew Thompson for (s = 0; s < 5; s++) { 78802ac6454SAndrew Thompson printf(" buffer[%d]=0x%08x\n", s, 789e55e1ebcSAndrew Thompson hc32toh(sc, qtd->qtd_buffer[s])); 79002ac6454SAndrew Thompson } 79102ac6454SAndrew Thompson for (s = 0; s < 5; s++) { 79202ac6454SAndrew Thompson printf(" buffer_hi[%d]=0x%08x\n", s, 793e55e1ebcSAndrew Thompson hc32toh(sc, qtd->qtd_buffer_hi[s])); 79402ac6454SAndrew Thompson } 79502ac6454SAndrew Thompson } 79602ac6454SAndrew Thompson 79702ac6454SAndrew Thompson static uint8_t 79802ac6454SAndrew Thompson ehci_dump_sqtd(ehci_softc_t *sc, ehci_qtd_t *sqtd) 79902ac6454SAndrew Thompson { 80002ac6454SAndrew Thompson uint8_t temp; 80102ac6454SAndrew Thompson 80202ac6454SAndrew Thompson usb2_pc_cpu_invalidate(sqtd->page_cache); 803e55e1ebcSAndrew Thompson printf("QTD(%p) at 0x%08x:\n", sqtd, hc32toh(sc, sqtd->qtd_self)); 80402ac6454SAndrew Thompson ehci_dump_qtd(sc, sqtd); 805e55e1ebcSAndrew Thompson temp = (sqtd->qtd_next & htohc32(sc, EHCI_LINK_TERMINATE)) ? 1 : 0; 80602ac6454SAndrew Thompson return (temp); 80702ac6454SAndrew Thompson } 80802ac6454SAndrew Thompson 80902ac6454SAndrew Thompson static void 81002ac6454SAndrew Thompson ehci_dump_sqtds(ehci_softc_t *sc, ehci_qtd_t *sqtd) 81102ac6454SAndrew Thompson { 81202ac6454SAndrew Thompson uint16_t i; 81302ac6454SAndrew Thompson uint8_t stop; 81402ac6454SAndrew Thompson 81502ac6454SAndrew Thompson stop = 0; 81602ac6454SAndrew Thompson for (i = 0; sqtd && (i < 20) && !stop; sqtd = sqtd->obj_next, i++) { 81702ac6454SAndrew Thompson stop = ehci_dump_sqtd(sc, sqtd); 81802ac6454SAndrew Thompson } 81902ac6454SAndrew Thompson if (sqtd) { 82002ac6454SAndrew Thompson printf("dump aborted, too many TDs\n"); 82102ac6454SAndrew Thompson } 82202ac6454SAndrew Thompson } 82302ac6454SAndrew Thompson 82402ac6454SAndrew Thompson static void 82502ac6454SAndrew Thompson ehci_dump_sqh(ehci_softc_t *sc, ehci_qh_t *qh) 82602ac6454SAndrew Thompson { 82702ac6454SAndrew Thompson uint32_t endp; 82802ac6454SAndrew Thompson uint32_t endphub; 82902ac6454SAndrew Thompson 83002ac6454SAndrew Thompson usb2_pc_cpu_invalidate(qh->page_cache); 831e55e1ebcSAndrew Thompson printf("QH(%p) at 0x%08x:\n", qh, hc32toh(sc, qh->qh_self) & ~0x1F); 83202ac6454SAndrew Thompson printf(" link="); 83302ac6454SAndrew Thompson ehci_dump_link(sc, qh->qh_link, 1); 83402ac6454SAndrew Thompson printf("\n"); 835e55e1ebcSAndrew Thompson endp = hc32toh(sc, qh->qh_endp); 83602ac6454SAndrew Thompson printf(" endp=0x%08x\n", endp); 83702ac6454SAndrew Thompson printf(" addr=0x%02x inact=%d endpt=%d eps=%d dtc=%d hrecl=%d\n", 83802ac6454SAndrew Thompson EHCI_QH_GET_ADDR(endp), EHCI_QH_GET_INACT(endp), 83902ac6454SAndrew Thompson EHCI_QH_GET_ENDPT(endp), EHCI_QH_GET_EPS(endp), 84002ac6454SAndrew Thompson EHCI_QH_GET_DTC(endp), EHCI_QH_GET_HRECL(endp)); 84102ac6454SAndrew Thompson printf(" mpl=0x%x ctl=%d nrl=%d\n", 84202ac6454SAndrew Thompson EHCI_QH_GET_MPL(endp), EHCI_QH_GET_CTL(endp), 84302ac6454SAndrew Thompson EHCI_QH_GET_NRL(endp)); 844e55e1ebcSAndrew Thompson endphub = hc32toh(sc, qh->qh_endphub); 84502ac6454SAndrew Thompson printf(" endphub=0x%08x\n", endphub); 84602ac6454SAndrew Thompson printf(" smask=0x%02x cmask=0x%02x huba=0x%02x port=%d mult=%d\n", 84702ac6454SAndrew Thompson EHCI_QH_GET_SMASK(endphub), EHCI_QH_GET_CMASK(endphub), 84802ac6454SAndrew Thompson EHCI_QH_GET_HUBA(endphub), EHCI_QH_GET_PORT(endphub), 84902ac6454SAndrew Thompson EHCI_QH_GET_MULT(endphub)); 85002ac6454SAndrew Thompson printf(" curqtd="); 85102ac6454SAndrew Thompson ehci_dump_link(sc, qh->qh_curqtd, 0); 85202ac6454SAndrew Thompson printf("\n"); 85302ac6454SAndrew Thompson printf("Overlay qTD:\n"); 85402ac6454SAndrew Thompson ehci_dump_qtd(sc, (void *)&qh->qh_qtd); 85502ac6454SAndrew Thompson } 85602ac6454SAndrew Thompson 85702ac6454SAndrew Thompson static void 85802ac6454SAndrew Thompson ehci_dump_sitd(ehci_softc_t *sc, ehci_sitd_t *sitd) 85902ac6454SAndrew Thompson { 86002ac6454SAndrew Thompson usb2_pc_cpu_invalidate(sitd->page_cache); 861e55e1ebcSAndrew Thompson printf("SITD(%p) at 0x%08x\n", sitd, hc32toh(sc, sitd->sitd_self) & ~0x1F); 862e55e1ebcSAndrew Thompson printf(" next=0x%08x\n", hc32toh(sc, sitd->sitd_next)); 86302ac6454SAndrew Thompson printf(" portaddr=0x%08x dir=%s addr=%d endpt=0x%x port=0x%x huba=0x%x\n", 864e55e1ebcSAndrew Thompson hc32toh(sc, sitd->sitd_portaddr), 865e55e1ebcSAndrew Thompson (sitd->sitd_portaddr & htohc32(sc, EHCI_SITD_SET_DIR_IN)) 86602ac6454SAndrew Thompson ? "in" : "out", 867e55e1ebcSAndrew Thompson EHCI_SITD_GET_ADDR(hc32toh(sc, sitd->sitd_portaddr)), 868e55e1ebcSAndrew Thompson EHCI_SITD_GET_ENDPT(hc32toh(sc, sitd->sitd_portaddr)), 869e55e1ebcSAndrew Thompson EHCI_SITD_GET_PORT(hc32toh(sc, sitd->sitd_portaddr)), 870e55e1ebcSAndrew Thompson EHCI_SITD_GET_HUBA(hc32toh(sc, sitd->sitd_portaddr))); 871e55e1ebcSAndrew Thompson printf(" mask=0x%08x\n", hc32toh(sc, sitd->sitd_mask)); 872e55e1ebcSAndrew Thompson printf(" status=0x%08x <%s> len=0x%x\n", hc32toh(sc, sitd->sitd_status), 873e55e1ebcSAndrew Thompson (sitd->sitd_status & htohc32(sc, EHCI_SITD_ACTIVE)) ? "ACTIVE" : "", 874e55e1ebcSAndrew Thompson EHCI_SITD_GET_LEN(hc32toh(sc, sitd->sitd_status))); 87502ac6454SAndrew Thompson printf(" back=0x%08x, bp=0x%08x,0x%08x,0x%08x,0x%08x\n", 876e55e1ebcSAndrew Thompson hc32toh(sc, sitd->sitd_back), 877e55e1ebcSAndrew Thompson hc32toh(sc, sitd->sitd_bp[0]), 878e55e1ebcSAndrew Thompson hc32toh(sc, sitd->sitd_bp[1]), 879e55e1ebcSAndrew Thompson hc32toh(sc, sitd->sitd_bp_hi[0]), 880e55e1ebcSAndrew Thompson hc32toh(sc, sitd->sitd_bp_hi[1])); 88102ac6454SAndrew Thompson } 88202ac6454SAndrew Thompson 88302ac6454SAndrew Thompson static void 88402ac6454SAndrew Thompson ehci_dump_itd(ehci_softc_t *sc, ehci_itd_t *itd) 88502ac6454SAndrew Thompson { 88602ac6454SAndrew Thompson usb2_pc_cpu_invalidate(itd->page_cache); 887e55e1ebcSAndrew Thompson printf("ITD(%p) at 0x%08x\n", itd, hc32toh(sc, itd->itd_self) & ~0x1F); 888e55e1ebcSAndrew Thompson printf(" next=0x%08x\n", hc32toh(sc, itd->itd_next)); 889e55e1ebcSAndrew Thompson printf(" status[0]=0x%08x; <%s>\n", hc32toh(sc, itd->itd_status[0]), 890e55e1ebcSAndrew Thompson (itd->itd_status[0] & htohc32(sc, EHCI_ITD_ACTIVE)) ? "ACTIVE" : ""); 891e55e1ebcSAndrew Thompson printf(" status[1]=0x%08x; <%s>\n", hc32toh(sc, itd->itd_status[1]), 892e55e1ebcSAndrew Thompson (itd->itd_status[1] & htohc32(sc, EHCI_ITD_ACTIVE)) ? "ACTIVE" : ""); 893e55e1ebcSAndrew Thompson printf(" status[2]=0x%08x; <%s>\n", hc32toh(sc, itd->itd_status[2]), 894e55e1ebcSAndrew Thompson (itd->itd_status[2] & htohc32(sc, EHCI_ITD_ACTIVE)) ? "ACTIVE" : ""); 895e55e1ebcSAndrew Thompson printf(" status[3]=0x%08x; <%s>\n", hc32toh(sc, itd->itd_status[3]), 896e55e1ebcSAndrew Thompson (itd->itd_status[3] & htohc32(sc, EHCI_ITD_ACTIVE)) ? "ACTIVE" : ""); 897e55e1ebcSAndrew Thompson printf(" status[4]=0x%08x; <%s>\n", hc32toh(sc, itd->itd_status[4]), 898e55e1ebcSAndrew Thompson (itd->itd_status[4] & htohc32(sc, EHCI_ITD_ACTIVE)) ? "ACTIVE" : ""); 899e55e1ebcSAndrew Thompson printf(" status[5]=0x%08x; <%s>\n", hc32toh(sc, itd->itd_status[5]), 900e55e1ebcSAndrew Thompson (itd->itd_status[5] & htohc32(sc, EHCI_ITD_ACTIVE)) ? "ACTIVE" : ""); 901e55e1ebcSAndrew Thompson printf(" status[6]=0x%08x; <%s>\n", hc32toh(sc, itd->itd_status[6]), 902e55e1ebcSAndrew Thompson (itd->itd_status[6] & htohc32(sc, EHCI_ITD_ACTIVE)) ? "ACTIVE" : ""); 903e55e1ebcSAndrew Thompson printf(" status[7]=0x%08x; <%s>\n", hc32toh(sc, itd->itd_status[7]), 904e55e1ebcSAndrew Thompson (itd->itd_status[7] & htohc32(sc, EHCI_ITD_ACTIVE)) ? "ACTIVE" : ""); 905e55e1ebcSAndrew Thompson printf(" bp[0]=0x%08x\n", hc32toh(sc, itd->itd_bp[0])); 90602ac6454SAndrew Thompson printf(" addr=0x%02x; endpt=0x%01x\n", 907e55e1ebcSAndrew Thompson EHCI_ITD_GET_ADDR(hc32toh(sc, itd->itd_bp[0])), 908e55e1ebcSAndrew Thompson EHCI_ITD_GET_ENDPT(hc32toh(sc, itd->itd_bp[0]))); 909e55e1ebcSAndrew Thompson printf(" bp[1]=0x%08x\n", hc32toh(sc, itd->itd_bp[1])); 91002ac6454SAndrew Thompson printf(" dir=%s; mpl=0x%02x\n", 911e55e1ebcSAndrew Thompson (hc32toh(sc, itd->itd_bp[1]) & EHCI_ITD_SET_DIR_IN) ? "in" : "out", 912e55e1ebcSAndrew Thompson EHCI_ITD_GET_MPL(hc32toh(sc, itd->itd_bp[1]))); 91302ac6454SAndrew Thompson printf(" bp[2..6]=0x%08x,0x%08x,0x%08x,0x%08x,0x%08x\n", 914e55e1ebcSAndrew Thompson hc32toh(sc, itd->itd_bp[2]), 915e55e1ebcSAndrew Thompson hc32toh(sc, itd->itd_bp[3]), 916e55e1ebcSAndrew Thompson hc32toh(sc, itd->itd_bp[4]), 917e55e1ebcSAndrew Thompson hc32toh(sc, itd->itd_bp[5]), 918e55e1ebcSAndrew Thompson hc32toh(sc, itd->itd_bp[6])); 91902ac6454SAndrew Thompson printf(" bp_hi=0x%08x,0x%08x,0x%08x,0x%08x,\n" 92002ac6454SAndrew Thompson " 0x%08x,0x%08x,0x%08x\n", 921e55e1ebcSAndrew Thompson hc32toh(sc, itd->itd_bp_hi[0]), 922e55e1ebcSAndrew Thompson hc32toh(sc, itd->itd_bp_hi[1]), 923e55e1ebcSAndrew Thompson hc32toh(sc, itd->itd_bp_hi[2]), 924e55e1ebcSAndrew Thompson hc32toh(sc, itd->itd_bp_hi[3]), 925e55e1ebcSAndrew Thompson hc32toh(sc, itd->itd_bp_hi[4]), 926e55e1ebcSAndrew Thompson hc32toh(sc, itd->itd_bp_hi[5]), 927e55e1ebcSAndrew Thompson hc32toh(sc, itd->itd_bp_hi[6])); 92802ac6454SAndrew Thompson } 92902ac6454SAndrew Thompson 93002ac6454SAndrew Thompson static void 93102ac6454SAndrew Thompson ehci_dump_isoc(ehci_softc_t *sc) 93202ac6454SAndrew Thompson { 93302ac6454SAndrew Thompson ehci_itd_t *itd; 93402ac6454SAndrew Thompson ehci_sitd_t *sitd; 93502ac6454SAndrew Thompson uint16_t max = 1000; 93602ac6454SAndrew Thompson uint16_t pos; 93702ac6454SAndrew Thompson 93802ac6454SAndrew Thompson pos = (EOREAD4(sc, EHCI_FRINDEX) / 8) & 93902ac6454SAndrew Thompson (EHCI_VIRTUAL_FRAMELIST_COUNT - 1); 94002ac6454SAndrew Thompson 94102ac6454SAndrew Thompson printf("%s: isochronous dump from frame 0x%03x:\n", 94202ac6454SAndrew Thompson __FUNCTION__, pos); 94302ac6454SAndrew Thompson 94402ac6454SAndrew Thompson itd = sc->sc_isoc_hs_p_last[pos]; 94502ac6454SAndrew Thompson sitd = sc->sc_isoc_fs_p_last[pos]; 94602ac6454SAndrew Thompson 94702ac6454SAndrew Thompson while (itd && max && max--) { 94802ac6454SAndrew Thompson ehci_dump_itd(sc, itd); 94902ac6454SAndrew Thompson itd = itd->prev; 95002ac6454SAndrew Thompson } 95102ac6454SAndrew Thompson 95202ac6454SAndrew Thompson while (sitd && max && max--) { 95302ac6454SAndrew Thompson ehci_dump_sitd(sc, sitd); 95402ac6454SAndrew Thompson sitd = sitd->prev; 95502ac6454SAndrew Thompson } 95602ac6454SAndrew Thompson } 95702ac6454SAndrew Thompson 95802ac6454SAndrew Thompson #endif 95902ac6454SAndrew Thompson 96002ac6454SAndrew Thompson static void 96102ac6454SAndrew Thompson ehci_transfer_intr_enqueue(struct usb2_xfer *xfer) 96202ac6454SAndrew Thompson { 96302ac6454SAndrew Thompson /* check for early completion */ 96402ac6454SAndrew Thompson if (ehci_check_transfer(xfer)) { 96502ac6454SAndrew Thompson return; 96602ac6454SAndrew Thompson } 96702ac6454SAndrew Thompson /* put transfer on interrupt queue */ 96802ac6454SAndrew Thompson usb2_transfer_enqueue(&xfer->xroot->bus->intr_q, xfer); 96902ac6454SAndrew Thompson 97002ac6454SAndrew Thompson /* start timeout, if any */ 97102ac6454SAndrew Thompson if (xfer->timeout != 0) { 97202ac6454SAndrew Thompson usb2_transfer_timeout_ms(xfer, &ehci_timeout, xfer->timeout); 97302ac6454SAndrew Thompson } 97402ac6454SAndrew Thompson } 97502ac6454SAndrew Thompson 97602ac6454SAndrew Thompson #define EHCI_APPEND_FS_TD(std,last) (last) = _ehci_append_fs_td(std,last) 97702ac6454SAndrew Thompson static ehci_sitd_t * 97802ac6454SAndrew Thompson _ehci_append_fs_td(ehci_sitd_t *std, ehci_sitd_t *last) 97902ac6454SAndrew Thompson { 98002ac6454SAndrew Thompson DPRINTFN(11, "%p to %p\n", std, last); 98102ac6454SAndrew Thompson 98202ac6454SAndrew Thompson /* (sc->sc_bus.mtx) must be locked */ 98302ac6454SAndrew Thompson 98402ac6454SAndrew Thompson std->next = last->next; 98502ac6454SAndrew Thompson std->sitd_next = last->sitd_next; 98602ac6454SAndrew Thompson 98702ac6454SAndrew Thompson std->prev = last; 98802ac6454SAndrew Thompson 98902ac6454SAndrew Thompson usb2_pc_cpu_flush(std->page_cache); 99002ac6454SAndrew Thompson 99102ac6454SAndrew Thompson /* 99202ac6454SAndrew Thompson * the last->next->prev is never followed: std->next->prev = std; 99302ac6454SAndrew Thompson */ 99402ac6454SAndrew Thompson last->next = std; 99502ac6454SAndrew Thompson last->sitd_next = std->sitd_self; 99602ac6454SAndrew Thompson 99702ac6454SAndrew Thompson usb2_pc_cpu_flush(last->page_cache); 99802ac6454SAndrew Thompson 99902ac6454SAndrew Thompson return (std); 100002ac6454SAndrew Thompson } 100102ac6454SAndrew Thompson 100202ac6454SAndrew Thompson #define EHCI_APPEND_HS_TD(std,last) (last) = _ehci_append_hs_td(std,last) 100302ac6454SAndrew Thompson static ehci_itd_t * 100402ac6454SAndrew Thompson _ehci_append_hs_td(ehci_itd_t *std, ehci_itd_t *last) 100502ac6454SAndrew Thompson { 100602ac6454SAndrew Thompson DPRINTFN(11, "%p to %p\n", std, last); 100702ac6454SAndrew Thompson 100802ac6454SAndrew Thompson /* (sc->sc_bus.mtx) must be locked */ 100902ac6454SAndrew Thompson 101002ac6454SAndrew Thompson std->next = last->next; 101102ac6454SAndrew Thompson std->itd_next = last->itd_next; 101202ac6454SAndrew Thompson 101302ac6454SAndrew Thompson std->prev = last; 101402ac6454SAndrew Thompson 101502ac6454SAndrew Thompson usb2_pc_cpu_flush(std->page_cache); 101602ac6454SAndrew Thompson 101702ac6454SAndrew Thompson /* 101802ac6454SAndrew Thompson * the last->next->prev is never followed: std->next->prev = std; 101902ac6454SAndrew Thompson */ 102002ac6454SAndrew Thompson last->next = std; 102102ac6454SAndrew Thompson last->itd_next = std->itd_self; 102202ac6454SAndrew Thompson 102302ac6454SAndrew Thompson usb2_pc_cpu_flush(last->page_cache); 102402ac6454SAndrew Thompson 102502ac6454SAndrew Thompson return (std); 102602ac6454SAndrew Thompson } 102702ac6454SAndrew Thompson 102802ac6454SAndrew Thompson #define EHCI_APPEND_QH(sqh,last) (last) = _ehci_append_qh(sqh,last) 102902ac6454SAndrew Thompson static ehci_qh_t * 103002ac6454SAndrew Thompson _ehci_append_qh(ehci_qh_t *sqh, ehci_qh_t *last) 103102ac6454SAndrew Thompson { 103202ac6454SAndrew Thompson DPRINTFN(11, "%p to %p\n", sqh, last); 103302ac6454SAndrew Thompson 103402ac6454SAndrew Thompson if (sqh->prev != NULL) { 103502ac6454SAndrew Thompson /* should not happen */ 103602ac6454SAndrew Thompson DPRINTFN(0, "QH already linked!\n"); 103702ac6454SAndrew Thompson return (last); 103802ac6454SAndrew Thompson } 103902ac6454SAndrew Thompson /* (sc->sc_bus.mtx) must be locked */ 104002ac6454SAndrew Thompson 104102ac6454SAndrew Thompson sqh->next = last->next; 104202ac6454SAndrew Thompson sqh->qh_link = last->qh_link; 104302ac6454SAndrew Thompson 104402ac6454SAndrew Thompson sqh->prev = last; 104502ac6454SAndrew Thompson 104602ac6454SAndrew Thompson usb2_pc_cpu_flush(sqh->page_cache); 104702ac6454SAndrew Thompson 104802ac6454SAndrew Thompson /* 104902ac6454SAndrew Thompson * the last->next->prev is never followed: sqh->next->prev = sqh; 105002ac6454SAndrew Thompson */ 105102ac6454SAndrew Thompson 105202ac6454SAndrew Thompson last->next = sqh; 105302ac6454SAndrew Thompson last->qh_link = sqh->qh_self; 105402ac6454SAndrew Thompson 105502ac6454SAndrew Thompson usb2_pc_cpu_flush(last->page_cache); 105602ac6454SAndrew Thompson 105702ac6454SAndrew Thompson return (sqh); 105802ac6454SAndrew Thompson } 105902ac6454SAndrew Thompson 106002ac6454SAndrew Thompson #define EHCI_REMOVE_FS_TD(std,last) (last) = _ehci_remove_fs_td(std,last) 106102ac6454SAndrew Thompson static ehci_sitd_t * 106202ac6454SAndrew Thompson _ehci_remove_fs_td(ehci_sitd_t *std, ehci_sitd_t *last) 106302ac6454SAndrew Thompson { 106402ac6454SAndrew Thompson DPRINTFN(11, "%p from %p\n", std, last); 106502ac6454SAndrew Thompson 106602ac6454SAndrew Thompson /* (sc->sc_bus.mtx) must be locked */ 106702ac6454SAndrew Thompson 106802ac6454SAndrew Thompson std->prev->next = std->next; 106902ac6454SAndrew Thompson std->prev->sitd_next = std->sitd_next; 107002ac6454SAndrew Thompson 107102ac6454SAndrew Thompson usb2_pc_cpu_flush(std->prev->page_cache); 107202ac6454SAndrew Thompson 107302ac6454SAndrew Thompson if (std->next) { 107402ac6454SAndrew Thompson std->next->prev = std->prev; 107502ac6454SAndrew Thompson usb2_pc_cpu_flush(std->next->page_cache); 107602ac6454SAndrew Thompson } 107702ac6454SAndrew Thompson return ((last == std) ? std->prev : last); 107802ac6454SAndrew Thompson } 107902ac6454SAndrew Thompson 108002ac6454SAndrew Thompson #define EHCI_REMOVE_HS_TD(std,last) (last) = _ehci_remove_hs_td(std,last) 108102ac6454SAndrew Thompson static ehci_itd_t * 108202ac6454SAndrew Thompson _ehci_remove_hs_td(ehci_itd_t *std, ehci_itd_t *last) 108302ac6454SAndrew Thompson { 108402ac6454SAndrew Thompson DPRINTFN(11, "%p from %p\n", std, last); 108502ac6454SAndrew Thompson 108602ac6454SAndrew Thompson /* (sc->sc_bus.mtx) must be locked */ 108702ac6454SAndrew Thompson 108802ac6454SAndrew Thompson std->prev->next = std->next; 108902ac6454SAndrew Thompson std->prev->itd_next = std->itd_next; 109002ac6454SAndrew Thompson 109102ac6454SAndrew Thompson usb2_pc_cpu_flush(std->prev->page_cache); 109202ac6454SAndrew Thompson 109302ac6454SAndrew Thompson if (std->next) { 109402ac6454SAndrew Thompson std->next->prev = std->prev; 109502ac6454SAndrew Thompson usb2_pc_cpu_flush(std->next->page_cache); 109602ac6454SAndrew Thompson } 109702ac6454SAndrew Thompson return ((last == std) ? std->prev : last); 109802ac6454SAndrew Thompson } 109902ac6454SAndrew Thompson 110002ac6454SAndrew Thompson #define EHCI_REMOVE_QH(sqh,last) (last) = _ehci_remove_qh(sqh,last) 110102ac6454SAndrew Thompson static ehci_qh_t * 110202ac6454SAndrew Thompson _ehci_remove_qh(ehci_qh_t *sqh, ehci_qh_t *last) 110302ac6454SAndrew Thompson { 110402ac6454SAndrew Thompson DPRINTFN(11, "%p from %p\n", sqh, last); 110502ac6454SAndrew Thompson 110602ac6454SAndrew Thompson /* (sc->sc_bus.mtx) must be locked */ 110702ac6454SAndrew Thompson 110802ac6454SAndrew Thompson /* only remove if not removed from a queue */ 110902ac6454SAndrew Thompson if (sqh->prev) { 111002ac6454SAndrew Thompson 111102ac6454SAndrew Thompson sqh->prev->next = sqh->next; 111202ac6454SAndrew Thompson sqh->prev->qh_link = sqh->qh_link; 111302ac6454SAndrew Thompson 111402ac6454SAndrew Thompson usb2_pc_cpu_flush(sqh->prev->page_cache); 111502ac6454SAndrew Thompson 111602ac6454SAndrew Thompson if (sqh->next) { 111702ac6454SAndrew Thompson sqh->next->prev = sqh->prev; 111802ac6454SAndrew Thompson usb2_pc_cpu_flush(sqh->next->page_cache); 111902ac6454SAndrew Thompson } 112002ac6454SAndrew Thompson last = ((last == sqh) ? sqh->prev : last); 112102ac6454SAndrew Thompson 112202ac6454SAndrew Thompson sqh->prev = 0; 112302ac6454SAndrew Thompson 112402ac6454SAndrew Thompson usb2_pc_cpu_flush(sqh->page_cache); 112502ac6454SAndrew Thompson } 112602ac6454SAndrew Thompson return (last); 112702ac6454SAndrew Thompson } 112802ac6454SAndrew Thompson 112902ac6454SAndrew Thompson static usb2_error_t 113002ac6454SAndrew Thompson ehci_non_isoc_done_sub(struct usb2_xfer *xfer) 113102ac6454SAndrew Thompson { 113202ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 113302ac6454SAndrew Thompson ehci_qtd_t *td; 113402ac6454SAndrew Thompson ehci_qtd_t *td_alt_next; 113502ac6454SAndrew Thompson uint32_t status; 113602ac6454SAndrew Thompson uint16_t len; 113702ac6454SAndrew Thompson 113802ac6454SAndrew Thompson td = xfer->td_transfer_cache; 113902ac6454SAndrew Thompson td_alt_next = td->alt_next; 114002ac6454SAndrew Thompson 114102ac6454SAndrew Thompson if (xfer->aframes != xfer->nframes) { 114202ac6454SAndrew Thompson xfer->frlengths[xfer->aframes] = 0; 114302ac6454SAndrew Thompson } 114402ac6454SAndrew Thompson while (1) { 114502ac6454SAndrew Thompson 114602ac6454SAndrew Thompson usb2_pc_cpu_invalidate(td->page_cache); 1147e55e1ebcSAndrew Thompson status = hc32toh(sc, td->qtd_status); 114802ac6454SAndrew Thompson 114902ac6454SAndrew Thompson len = EHCI_QTD_GET_BYTES(status); 115002ac6454SAndrew Thompson 115102ac6454SAndrew Thompson /* 115202ac6454SAndrew Thompson * Verify the status length and 115302ac6454SAndrew Thompson * add the length to "frlengths[]": 115402ac6454SAndrew Thompson */ 115502ac6454SAndrew Thompson if (len > td->len) { 115602ac6454SAndrew Thompson /* should not happen */ 115702ac6454SAndrew Thompson DPRINTF("Invalid status length, " 115802ac6454SAndrew Thompson "0x%04x/0x%04x bytes\n", len, td->len); 115902ac6454SAndrew Thompson status |= EHCI_QTD_HALTED; 116002ac6454SAndrew Thompson } else if (xfer->aframes != xfer->nframes) { 116102ac6454SAndrew Thompson xfer->frlengths[xfer->aframes] += td->len - len; 116202ac6454SAndrew Thompson } 116302ac6454SAndrew Thompson /* Check for last transfer */ 116402ac6454SAndrew Thompson if (((void *)td) == xfer->td_transfer_last) { 116502ac6454SAndrew Thompson if (len == 0) { 116602ac6454SAndrew Thompson /* 116702ac6454SAndrew Thompson * Halt is ok if descriptor is last, 116802ac6454SAndrew Thompson * and complete: 116902ac6454SAndrew Thompson */ 117002ac6454SAndrew Thompson status &= ~EHCI_QTD_HALTED; 117102ac6454SAndrew Thompson } 117202ac6454SAndrew Thompson td = NULL; 117302ac6454SAndrew Thompson break; 117402ac6454SAndrew Thompson } 117502ac6454SAndrew Thompson /* Check for transfer error */ 117602ac6454SAndrew Thompson if (status & EHCI_QTD_HALTED) { 117702ac6454SAndrew Thompson /* the transfer is finished */ 117802ac6454SAndrew Thompson td = NULL; 117902ac6454SAndrew Thompson break; 118002ac6454SAndrew Thompson } 118102ac6454SAndrew Thompson /* Check for short transfer */ 118202ac6454SAndrew Thompson if (len > 0) { 118302ac6454SAndrew Thompson if (xfer->flags_int.short_frames_ok) { 118402ac6454SAndrew Thompson /* follow alt next */ 118502ac6454SAndrew Thompson td = td->alt_next; 118602ac6454SAndrew Thompson } else { 118702ac6454SAndrew Thompson /* the transfer is finished */ 118802ac6454SAndrew Thompson td = NULL; 118902ac6454SAndrew Thompson } 119002ac6454SAndrew Thompson break; 119102ac6454SAndrew Thompson } 119202ac6454SAndrew Thompson td = td->obj_next; 119302ac6454SAndrew Thompson 119402ac6454SAndrew Thompson if (td->alt_next != td_alt_next) { 119502ac6454SAndrew Thompson /* this USB frame is complete */ 119602ac6454SAndrew Thompson break; 119702ac6454SAndrew Thompson } 119802ac6454SAndrew Thompson } 119902ac6454SAndrew Thompson 120002ac6454SAndrew Thompson /* update transfer cache */ 120102ac6454SAndrew Thompson 120202ac6454SAndrew Thompson xfer->td_transfer_cache = td; 120302ac6454SAndrew Thompson 120402ac6454SAndrew Thompson /* update data toggle */ 120502ac6454SAndrew Thompson 120602ac6454SAndrew Thompson xfer->pipe->toggle_next = 120702ac6454SAndrew Thompson (status & EHCI_QTD_TOGGLE_MASK) ? 1 : 0; 120802ac6454SAndrew Thompson 120902ac6454SAndrew Thompson #if USB_DEBUG 121002ac6454SAndrew Thompson if (status & EHCI_QTD_STATERRS) { 121102ac6454SAndrew Thompson DPRINTFN(11, "error, addr=%d, endpt=0x%02x, frame=0x%02x" 121202ac6454SAndrew Thompson "status=%s%s%s%s%s%s%s%s\n", 121302ac6454SAndrew Thompson xfer->address, xfer->endpoint, xfer->aframes, 121402ac6454SAndrew Thompson (status & EHCI_QTD_ACTIVE) ? "[ACTIVE]" : "[NOT_ACTIVE]", 121502ac6454SAndrew Thompson (status & EHCI_QTD_HALTED) ? "[HALTED]" : "", 121602ac6454SAndrew Thompson (status & EHCI_QTD_BUFERR) ? "[BUFERR]" : "", 121702ac6454SAndrew Thompson (status & EHCI_QTD_BABBLE) ? "[BABBLE]" : "", 121802ac6454SAndrew Thompson (status & EHCI_QTD_XACTERR) ? "[XACTERR]" : "", 121902ac6454SAndrew Thompson (status & EHCI_QTD_MISSEDMICRO) ? "[MISSED]" : "", 122002ac6454SAndrew Thompson (status & EHCI_QTD_SPLITXSTATE) ? "[SPLIT]" : "", 122102ac6454SAndrew Thompson (status & EHCI_QTD_PINGSTATE) ? "[PING]" : ""); 122202ac6454SAndrew Thompson } 122302ac6454SAndrew Thompson #endif 122402ac6454SAndrew Thompson 122502ac6454SAndrew Thompson return ((status & EHCI_QTD_HALTED) ? 122602ac6454SAndrew Thompson USB_ERR_STALLED : USB_ERR_NORMAL_COMPLETION); 122702ac6454SAndrew Thompson } 122802ac6454SAndrew Thompson 122902ac6454SAndrew Thompson static void 123002ac6454SAndrew Thompson ehci_non_isoc_done(struct usb2_xfer *xfer) 123102ac6454SAndrew Thompson { 123202ac6454SAndrew Thompson usb2_error_t err = 0; 123302ac6454SAndrew Thompson 123402ac6454SAndrew Thompson DPRINTFN(13, "xfer=%p pipe=%p transfer done\n", 123502ac6454SAndrew Thompson xfer, xfer->pipe); 123602ac6454SAndrew Thompson 123702ac6454SAndrew Thompson #if USB_DEBUG 123802ac6454SAndrew Thompson if (ehcidebug > 10) { 123902ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 124002ac6454SAndrew Thompson 124102ac6454SAndrew Thompson ehci_dump_sqtds(sc, xfer->td_transfer_first); 124202ac6454SAndrew Thompson } 124302ac6454SAndrew Thompson #endif 124402ac6454SAndrew Thompson 124502ac6454SAndrew Thompson /* reset scanner */ 124602ac6454SAndrew Thompson 124702ac6454SAndrew Thompson xfer->td_transfer_cache = xfer->td_transfer_first; 124802ac6454SAndrew Thompson 124902ac6454SAndrew Thompson if (xfer->flags_int.control_xfr) { 125002ac6454SAndrew Thompson 125102ac6454SAndrew Thompson if (xfer->flags_int.control_hdr) { 125202ac6454SAndrew Thompson 125302ac6454SAndrew Thompson err = ehci_non_isoc_done_sub(xfer); 125402ac6454SAndrew Thompson } 125502ac6454SAndrew Thompson xfer->aframes = 1; 125602ac6454SAndrew Thompson 125702ac6454SAndrew Thompson if (xfer->td_transfer_cache == NULL) { 125802ac6454SAndrew Thompson goto done; 125902ac6454SAndrew Thompson } 126002ac6454SAndrew Thompson } 126102ac6454SAndrew Thompson while (xfer->aframes != xfer->nframes) { 126202ac6454SAndrew Thompson 126302ac6454SAndrew Thompson err = ehci_non_isoc_done_sub(xfer); 126402ac6454SAndrew Thompson xfer->aframes++; 126502ac6454SAndrew Thompson 126602ac6454SAndrew Thompson if (xfer->td_transfer_cache == NULL) { 126702ac6454SAndrew Thompson goto done; 126802ac6454SAndrew Thompson } 126902ac6454SAndrew Thompson } 127002ac6454SAndrew Thompson 127102ac6454SAndrew Thompson if (xfer->flags_int.control_xfr && 127202ac6454SAndrew Thompson !xfer->flags_int.control_act) { 127302ac6454SAndrew Thompson 127402ac6454SAndrew Thompson err = ehci_non_isoc_done_sub(xfer); 127502ac6454SAndrew Thompson } 127602ac6454SAndrew Thompson done: 127702ac6454SAndrew Thompson ehci_device_done(xfer, err); 127802ac6454SAndrew Thompson } 127902ac6454SAndrew Thompson 128002ac6454SAndrew Thompson /*------------------------------------------------------------------------* 128102ac6454SAndrew Thompson * ehci_check_transfer 128202ac6454SAndrew Thompson * 128302ac6454SAndrew Thompson * Return values: 128402ac6454SAndrew Thompson * 0: USB transfer is not finished 128502ac6454SAndrew Thompson * Else: USB transfer is finished 128602ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 128702ac6454SAndrew Thompson static uint8_t 128802ac6454SAndrew Thompson ehci_check_transfer(struct usb2_xfer *xfer) 128902ac6454SAndrew Thompson { 129002ac6454SAndrew Thompson struct usb2_pipe_methods *methods = xfer->pipe->methods; 129102ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 129202ac6454SAndrew Thompson 129302ac6454SAndrew Thompson uint32_t status; 129402ac6454SAndrew Thompson 129502ac6454SAndrew Thompson DPRINTFN(13, "xfer=%p checking transfer\n", xfer); 129602ac6454SAndrew Thompson 129702ac6454SAndrew Thompson if (methods == &ehci_device_isoc_fs_methods) { 129802ac6454SAndrew Thompson ehci_sitd_t *td; 129902ac6454SAndrew Thompson 130002ac6454SAndrew Thompson /* isochronous full speed transfer */ 130102ac6454SAndrew Thompson 130202ac6454SAndrew Thompson td = xfer->td_transfer_last; 130302ac6454SAndrew Thompson usb2_pc_cpu_invalidate(td->page_cache); 1304e55e1ebcSAndrew Thompson status = hc32toh(sc, td->sitd_status); 130502ac6454SAndrew Thompson 130602ac6454SAndrew Thompson /* also check if first is complete */ 130702ac6454SAndrew Thompson 130802ac6454SAndrew Thompson td = xfer->td_transfer_first; 130902ac6454SAndrew Thompson usb2_pc_cpu_invalidate(td->page_cache); 1310e55e1ebcSAndrew Thompson status |= hc32toh(sc, td->sitd_status); 131102ac6454SAndrew Thompson 131202ac6454SAndrew Thompson if (!(status & EHCI_SITD_ACTIVE)) { 131302ac6454SAndrew Thompson ehci_device_done(xfer, USB_ERR_NORMAL_COMPLETION); 131402ac6454SAndrew Thompson goto transferred; 131502ac6454SAndrew Thompson } 131602ac6454SAndrew Thompson } else if (methods == &ehci_device_isoc_hs_methods) { 131702ac6454SAndrew Thompson ehci_itd_t *td; 131802ac6454SAndrew Thompson 131902ac6454SAndrew Thompson /* isochronous high speed transfer */ 132002ac6454SAndrew Thompson 132102ac6454SAndrew Thompson td = xfer->td_transfer_last; 132202ac6454SAndrew Thompson usb2_pc_cpu_invalidate(td->page_cache); 132302ac6454SAndrew Thompson status = 132402ac6454SAndrew Thompson td->itd_status[0] | td->itd_status[1] | 132502ac6454SAndrew Thompson td->itd_status[2] | td->itd_status[3] | 132602ac6454SAndrew Thompson td->itd_status[4] | td->itd_status[5] | 132702ac6454SAndrew Thompson td->itd_status[6] | td->itd_status[7]; 132802ac6454SAndrew Thompson 132902ac6454SAndrew Thompson /* also check first transfer */ 133002ac6454SAndrew Thompson td = xfer->td_transfer_first; 133102ac6454SAndrew Thompson usb2_pc_cpu_invalidate(td->page_cache); 133202ac6454SAndrew Thompson status |= 133302ac6454SAndrew Thompson td->itd_status[0] | td->itd_status[1] | 133402ac6454SAndrew Thompson td->itd_status[2] | td->itd_status[3] | 133502ac6454SAndrew Thompson td->itd_status[4] | td->itd_status[5] | 133602ac6454SAndrew Thompson td->itd_status[6] | td->itd_status[7]; 133702ac6454SAndrew Thompson 133802ac6454SAndrew Thompson /* if no transactions are active we continue */ 1339e55e1ebcSAndrew Thompson if (!(status & htohc32(sc, EHCI_ITD_ACTIVE))) { 134002ac6454SAndrew Thompson ehci_device_done(xfer, USB_ERR_NORMAL_COMPLETION); 134102ac6454SAndrew Thompson goto transferred; 134202ac6454SAndrew Thompson } 134302ac6454SAndrew Thompson } else { 134402ac6454SAndrew Thompson ehci_qtd_t *td; 134502ac6454SAndrew Thompson 134602ac6454SAndrew Thompson /* non-isochronous transfer */ 134702ac6454SAndrew Thompson 134802ac6454SAndrew Thompson /* 134902ac6454SAndrew Thompson * check whether there is an error somewhere in the middle, 135002ac6454SAndrew Thompson * or whether there was a short packet (SPD and not ACTIVE) 135102ac6454SAndrew Thompson */ 135202ac6454SAndrew Thompson td = xfer->td_transfer_cache; 135302ac6454SAndrew Thompson 135402ac6454SAndrew Thompson while (1) { 135502ac6454SAndrew Thompson usb2_pc_cpu_invalidate(td->page_cache); 1356e55e1ebcSAndrew Thompson status = hc32toh(sc, td->qtd_status); 135702ac6454SAndrew Thompson 135802ac6454SAndrew Thompson /* 135902ac6454SAndrew Thompson * if there is an active TD the transfer isn't done 136002ac6454SAndrew Thompson */ 136102ac6454SAndrew Thompson if (status & EHCI_QTD_ACTIVE) { 136202ac6454SAndrew Thompson /* update cache */ 136302ac6454SAndrew Thompson xfer->td_transfer_cache = td; 136402ac6454SAndrew Thompson goto done; 136502ac6454SAndrew Thompson } 136602ac6454SAndrew Thompson /* 136702ac6454SAndrew Thompson * last transfer descriptor makes the transfer done 136802ac6454SAndrew Thompson */ 136902ac6454SAndrew Thompson if (((void *)td) == xfer->td_transfer_last) { 137002ac6454SAndrew Thompson break; 137102ac6454SAndrew Thompson } 137202ac6454SAndrew Thompson /* 137302ac6454SAndrew Thompson * any kind of error makes the transfer done 137402ac6454SAndrew Thompson */ 137502ac6454SAndrew Thompson if (status & EHCI_QTD_HALTED) { 137602ac6454SAndrew Thompson break; 137702ac6454SAndrew Thompson } 137802ac6454SAndrew Thompson /* 137902ac6454SAndrew Thompson * if there is no alternate next transfer, a short 138002ac6454SAndrew Thompson * packet also makes the transfer done 138102ac6454SAndrew Thompson */ 138202ac6454SAndrew Thompson if (EHCI_QTD_GET_BYTES(status)) { 138302ac6454SAndrew Thompson if (xfer->flags_int.short_frames_ok) { 138402ac6454SAndrew Thompson /* follow alt next */ 138502ac6454SAndrew Thompson if (td->alt_next) { 138602ac6454SAndrew Thompson td = td->alt_next; 138702ac6454SAndrew Thompson continue; 138802ac6454SAndrew Thompson } 138902ac6454SAndrew Thompson } 139002ac6454SAndrew Thompson /* transfer is done */ 139102ac6454SAndrew Thompson break; 139202ac6454SAndrew Thompson } 139302ac6454SAndrew Thompson td = td->obj_next; 139402ac6454SAndrew Thompson } 139502ac6454SAndrew Thompson ehci_non_isoc_done(xfer); 139602ac6454SAndrew Thompson goto transferred; 139702ac6454SAndrew Thompson } 139802ac6454SAndrew Thompson 139902ac6454SAndrew Thompson done: 140002ac6454SAndrew Thompson DPRINTFN(13, "xfer=%p is still active\n", xfer); 140102ac6454SAndrew Thompson return (0); 140202ac6454SAndrew Thompson 140302ac6454SAndrew Thompson transferred: 140402ac6454SAndrew Thompson return (1); 140502ac6454SAndrew Thompson } 140602ac6454SAndrew Thompson 140702ac6454SAndrew Thompson static void 140802ac6454SAndrew Thompson ehci_pcd_enable(ehci_softc_t *sc) 140902ac6454SAndrew Thompson { 141002ac6454SAndrew Thompson USB_BUS_LOCK_ASSERT(&sc->sc_bus, MA_OWNED); 141102ac6454SAndrew Thompson 141202ac6454SAndrew Thompson sc->sc_eintrs |= EHCI_STS_PCD; 141302ac6454SAndrew Thompson EOWRITE4(sc, EHCI_USBINTR, sc->sc_eintrs); 141402ac6454SAndrew Thompson 141502ac6454SAndrew Thompson /* acknowledge any PCD interrupt */ 141602ac6454SAndrew Thompson EOWRITE4(sc, EHCI_USBSTS, EHCI_STS_PCD); 141702ac6454SAndrew Thompson 141802ac6454SAndrew Thompson usb2_sw_transfer(&sc->sc_root_intr, 141902ac6454SAndrew Thompson &ehci_root_intr_done); 142002ac6454SAndrew Thompson } 142102ac6454SAndrew Thompson 142202ac6454SAndrew Thompson static void 142302ac6454SAndrew Thompson ehci_interrupt_poll(ehci_softc_t *sc) 142402ac6454SAndrew Thompson { 142502ac6454SAndrew Thompson struct usb2_xfer *xfer; 142602ac6454SAndrew Thompson 142702ac6454SAndrew Thompson repeat: 142802ac6454SAndrew Thompson TAILQ_FOREACH(xfer, &sc->sc_bus.intr_q.head, wait_entry) { 142902ac6454SAndrew Thompson /* 143002ac6454SAndrew Thompson * check if transfer is transferred 143102ac6454SAndrew Thompson */ 143202ac6454SAndrew Thompson if (ehci_check_transfer(xfer)) { 143302ac6454SAndrew Thompson /* queue has been modified */ 143402ac6454SAndrew Thompson goto repeat; 143502ac6454SAndrew Thompson } 143602ac6454SAndrew Thompson } 143702ac6454SAndrew Thompson } 143802ac6454SAndrew Thompson 143902ac6454SAndrew Thompson /*------------------------------------------------------------------------* 144002ac6454SAndrew Thompson * ehci_interrupt - EHCI interrupt handler 144102ac6454SAndrew Thompson * 144202ac6454SAndrew Thompson * NOTE: Do not access "sc->sc_bus.bdev" inside the interrupt handler, 144302ac6454SAndrew Thompson * hence the interrupt handler will be setup before "sc->sc_bus.bdev" 144402ac6454SAndrew Thompson * is present ! 144502ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 144602ac6454SAndrew Thompson void 144702ac6454SAndrew Thompson ehci_interrupt(ehci_softc_t *sc) 144802ac6454SAndrew Thompson { 144902ac6454SAndrew Thompson uint32_t status; 145002ac6454SAndrew Thompson 145102ac6454SAndrew Thompson USB_BUS_LOCK(&sc->sc_bus); 145202ac6454SAndrew Thompson 145302ac6454SAndrew Thompson DPRINTFN(16, "real interrupt\n"); 145402ac6454SAndrew Thompson 145502ac6454SAndrew Thompson #if USB_DEBUG 145602ac6454SAndrew Thompson if (ehcidebug > 15) { 145702ac6454SAndrew Thompson ehci_dump_regs(sc); 145802ac6454SAndrew Thompson } 145902ac6454SAndrew Thompson #endif 146002ac6454SAndrew Thompson 146102ac6454SAndrew Thompson status = EHCI_STS_INTRS(EOREAD4(sc, EHCI_USBSTS)); 146202ac6454SAndrew Thompson if (status == 0) { 146302ac6454SAndrew Thompson /* the interrupt was not for us */ 146402ac6454SAndrew Thompson goto done; 146502ac6454SAndrew Thompson } 146602ac6454SAndrew Thompson if (!(status & sc->sc_eintrs)) { 146702ac6454SAndrew Thompson goto done; 146802ac6454SAndrew Thompson } 146902ac6454SAndrew Thompson EOWRITE4(sc, EHCI_USBSTS, status); /* acknowledge */ 147002ac6454SAndrew Thompson 147102ac6454SAndrew Thompson status &= sc->sc_eintrs; 147202ac6454SAndrew Thompson 147302ac6454SAndrew Thompson if (status & EHCI_STS_HSE) { 147402ac6454SAndrew Thompson printf("%s: unrecoverable error, " 147502ac6454SAndrew Thompson "controller halted\n", __FUNCTION__); 147602ac6454SAndrew Thompson #if USB_DEBUG 147702ac6454SAndrew Thompson ehci_dump_regs(sc); 147802ac6454SAndrew Thompson ehci_dump_isoc(sc); 147902ac6454SAndrew Thompson #endif 148002ac6454SAndrew Thompson } 148102ac6454SAndrew Thompson if (status & EHCI_STS_PCD) { 148202ac6454SAndrew Thompson /* 148302ac6454SAndrew Thompson * Disable PCD interrupt for now, because it will be 148402ac6454SAndrew Thompson * on until the port has been reset. 148502ac6454SAndrew Thompson */ 148602ac6454SAndrew Thompson sc->sc_eintrs &= ~EHCI_STS_PCD; 148702ac6454SAndrew Thompson EOWRITE4(sc, EHCI_USBINTR, sc->sc_eintrs); 148802ac6454SAndrew Thompson 148902ac6454SAndrew Thompson usb2_sw_transfer(&sc->sc_root_intr, 149002ac6454SAndrew Thompson &ehci_root_intr_done); 149102ac6454SAndrew Thompson 149202ac6454SAndrew Thompson /* do not allow RHSC interrupts > 1 per second */ 149302ac6454SAndrew Thompson usb2_callout_reset(&sc->sc_tmo_pcd, hz, 149402ac6454SAndrew Thompson (void *)&ehci_pcd_enable, sc); 149502ac6454SAndrew Thompson } 149602ac6454SAndrew Thompson status &= ~(EHCI_STS_INT | EHCI_STS_ERRINT | EHCI_STS_PCD | EHCI_STS_IAA); 149702ac6454SAndrew Thompson 149802ac6454SAndrew Thompson if (status != 0) { 149902ac6454SAndrew Thompson /* block unprocessed interrupts */ 150002ac6454SAndrew Thompson sc->sc_eintrs &= ~status; 150102ac6454SAndrew Thompson EOWRITE4(sc, EHCI_USBINTR, sc->sc_eintrs); 150202ac6454SAndrew Thompson printf("%s: blocking interrupts 0x%x\n", __FUNCTION__, status); 150302ac6454SAndrew Thompson } 150402ac6454SAndrew Thompson /* poll all the USB transfers */ 150502ac6454SAndrew Thompson ehci_interrupt_poll(sc); 150602ac6454SAndrew Thompson 150702ac6454SAndrew Thompson done: 150802ac6454SAndrew Thompson USB_BUS_UNLOCK(&sc->sc_bus); 150902ac6454SAndrew Thompson } 151002ac6454SAndrew Thompson 151102ac6454SAndrew Thompson /* 151202ac6454SAndrew Thompson * called when a request does not complete 151302ac6454SAndrew Thompson */ 151402ac6454SAndrew Thompson static void 151502ac6454SAndrew Thompson ehci_timeout(void *arg) 151602ac6454SAndrew Thompson { 151702ac6454SAndrew Thompson struct usb2_xfer *xfer = arg; 151802ac6454SAndrew Thompson 151902ac6454SAndrew Thompson DPRINTF("xfer=%p\n", xfer); 152002ac6454SAndrew Thompson 152102ac6454SAndrew Thompson USB_BUS_LOCK_ASSERT(xfer->xroot->bus, MA_OWNED); 152202ac6454SAndrew Thompson 152302ac6454SAndrew Thompson /* transfer is transferred */ 152402ac6454SAndrew Thompson ehci_device_done(xfer, USB_ERR_TIMEOUT); 152502ac6454SAndrew Thompson } 152602ac6454SAndrew Thompson 152702ac6454SAndrew Thompson static void 152802ac6454SAndrew Thompson ehci_do_poll(struct usb2_bus *bus) 152902ac6454SAndrew Thompson { 153002ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(bus); 153102ac6454SAndrew Thompson 153202ac6454SAndrew Thompson USB_BUS_LOCK(&sc->sc_bus); 153302ac6454SAndrew Thompson ehci_interrupt_poll(sc); 153402ac6454SAndrew Thompson ehci_root_ctrl_poll(sc); 153502ac6454SAndrew Thompson USB_BUS_UNLOCK(&sc->sc_bus); 153602ac6454SAndrew Thompson } 153702ac6454SAndrew Thompson 153802ac6454SAndrew Thompson static void 153902ac6454SAndrew Thompson ehci_setup_standard_chain_sub(struct ehci_std_temp *temp) 154002ac6454SAndrew Thompson { 154102ac6454SAndrew Thompson struct usb2_page_search buf_res; 154202ac6454SAndrew Thompson ehci_qtd_t *td; 154302ac6454SAndrew Thompson ehci_qtd_t *td_next; 154402ac6454SAndrew Thompson ehci_qtd_t *td_alt_next; 154502ac6454SAndrew Thompson uint32_t qtd_altnext; 154602ac6454SAndrew Thompson uint32_t buf_offset; 154702ac6454SAndrew Thompson uint32_t average; 154802ac6454SAndrew Thompson uint32_t len_old; 154902ac6454SAndrew Thompson uint8_t shortpkt_old; 155002ac6454SAndrew Thompson uint8_t precompute; 155102ac6454SAndrew Thompson 1552e55e1ebcSAndrew Thompson qtd_altnext = htohc32(temp->sc, EHCI_LINK_TERMINATE); 155302ac6454SAndrew Thompson td_alt_next = NULL; 155402ac6454SAndrew Thompson buf_offset = 0; 155502ac6454SAndrew Thompson shortpkt_old = temp->shortpkt; 155602ac6454SAndrew Thompson len_old = temp->len; 155702ac6454SAndrew Thompson precompute = 1; 155802ac6454SAndrew Thompson 155902ac6454SAndrew Thompson restart: 156002ac6454SAndrew Thompson 156102ac6454SAndrew Thompson td = temp->td; 156202ac6454SAndrew Thompson td_next = temp->td_next; 156302ac6454SAndrew Thompson 156402ac6454SAndrew Thompson while (1) { 156502ac6454SAndrew Thompson 156602ac6454SAndrew Thompson if (temp->len == 0) { 156702ac6454SAndrew Thompson 156802ac6454SAndrew Thompson if (temp->shortpkt) { 156902ac6454SAndrew Thompson break; 157002ac6454SAndrew Thompson } 157102ac6454SAndrew Thompson /* send a Zero Length Packet, ZLP, last */ 157202ac6454SAndrew Thompson 157302ac6454SAndrew Thompson temp->shortpkt = 1; 157402ac6454SAndrew Thompson average = 0; 157502ac6454SAndrew Thompson 157602ac6454SAndrew Thompson } else { 157702ac6454SAndrew Thompson 157802ac6454SAndrew Thompson average = temp->average; 157902ac6454SAndrew Thompson 158002ac6454SAndrew Thompson if (temp->len < average) { 158102ac6454SAndrew Thompson if (temp->len % temp->max_frame_size) { 158202ac6454SAndrew Thompson temp->shortpkt = 1; 158302ac6454SAndrew Thompson } 158402ac6454SAndrew Thompson average = temp->len; 158502ac6454SAndrew Thompson } 158602ac6454SAndrew Thompson } 158702ac6454SAndrew Thompson 158802ac6454SAndrew Thompson if (td_next == NULL) { 158902ac6454SAndrew Thompson panic("%s: out of EHCI transfer descriptors!", __FUNCTION__); 159002ac6454SAndrew Thompson } 159102ac6454SAndrew Thompson /* get next TD */ 159202ac6454SAndrew Thompson 159302ac6454SAndrew Thompson td = td_next; 159402ac6454SAndrew Thompson td_next = td->obj_next; 159502ac6454SAndrew Thompson 159602ac6454SAndrew Thompson /* check if we are pre-computing */ 159702ac6454SAndrew Thompson 159802ac6454SAndrew Thompson if (precompute) { 159902ac6454SAndrew Thompson 160002ac6454SAndrew Thompson /* update remaining length */ 160102ac6454SAndrew Thompson 160202ac6454SAndrew Thompson temp->len -= average; 160302ac6454SAndrew Thompson 160402ac6454SAndrew Thompson continue; 160502ac6454SAndrew Thompson } 160602ac6454SAndrew Thompson /* fill out current TD */ 160702ac6454SAndrew Thompson 160802ac6454SAndrew Thompson td->qtd_status = 160902ac6454SAndrew Thompson temp->qtd_status | 1610e55e1ebcSAndrew Thompson htohc32(temp->sc, EHCI_QTD_SET_BYTES(average)); 161102ac6454SAndrew Thompson 161202ac6454SAndrew Thompson if (average == 0) { 161302ac6454SAndrew Thompson 161402ac6454SAndrew Thompson if (temp->auto_data_toggle == 0) { 161502ac6454SAndrew Thompson 161602ac6454SAndrew Thompson /* update data toggle, ZLP case */ 161702ac6454SAndrew Thompson 161802ac6454SAndrew Thompson temp->qtd_status ^= 1619e55e1ebcSAndrew Thompson htohc32(temp->sc, EHCI_QTD_TOGGLE_MASK); 162002ac6454SAndrew Thompson } 162102ac6454SAndrew Thompson td->len = 0; 162202ac6454SAndrew Thompson 162302ac6454SAndrew Thompson td->qtd_buffer[0] = 0; 162402ac6454SAndrew Thompson td->qtd_buffer_hi[0] = 0; 162502ac6454SAndrew Thompson 162602ac6454SAndrew Thompson td->qtd_buffer[1] = 0; 162702ac6454SAndrew Thompson td->qtd_buffer_hi[1] = 0; 162802ac6454SAndrew Thompson 162902ac6454SAndrew Thompson } else { 163002ac6454SAndrew Thompson 163102ac6454SAndrew Thompson uint8_t x; 163202ac6454SAndrew Thompson 163302ac6454SAndrew Thompson if (temp->auto_data_toggle == 0) { 163402ac6454SAndrew Thompson 163502ac6454SAndrew Thompson /* update data toggle */ 163602ac6454SAndrew Thompson 163702ac6454SAndrew Thompson if (((average + temp->max_frame_size - 1) / 163802ac6454SAndrew Thompson temp->max_frame_size) & 1) { 163902ac6454SAndrew Thompson temp->qtd_status ^= 1640e55e1ebcSAndrew Thompson htohc32(temp->sc, EHCI_QTD_TOGGLE_MASK); 164102ac6454SAndrew Thompson } 164202ac6454SAndrew Thompson } 164302ac6454SAndrew Thompson td->len = average; 164402ac6454SAndrew Thompson 164502ac6454SAndrew Thompson /* update remaining length */ 164602ac6454SAndrew Thompson 164702ac6454SAndrew Thompson temp->len -= average; 164802ac6454SAndrew Thompson 164902ac6454SAndrew Thompson /* fill out buffer pointers */ 165002ac6454SAndrew Thompson 165102ac6454SAndrew Thompson usb2_get_page(temp->pc, buf_offset, &buf_res); 165202ac6454SAndrew Thompson td->qtd_buffer[0] = 1653e55e1ebcSAndrew Thompson htohc32(temp->sc, buf_res.physaddr); 165402ac6454SAndrew Thompson td->qtd_buffer_hi[0] = 0; 165502ac6454SAndrew Thompson 165602ac6454SAndrew Thompson x = 1; 165702ac6454SAndrew Thompson 165802ac6454SAndrew Thompson while (average > EHCI_PAGE_SIZE) { 165902ac6454SAndrew Thompson average -= EHCI_PAGE_SIZE; 166002ac6454SAndrew Thompson buf_offset += EHCI_PAGE_SIZE; 166102ac6454SAndrew Thompson usb2_get_page(temp->pc, buf_offset, &buf_res); 166202ac6454SAndrew Thompson td->qtd_buffer[x] = 1663e55e1ebcSAndrew Thompson htohc32(temp->sc, 166402ac6454SAndrew Thompson buf_res.physaddr & (~0xFFF)); 166502ac6454SAndrew Thompson td->qtd_buffer_hi[x] = 0; 166602ac6454SAndrew Thompson x++; 166702ac6454SAndrew Thompson } 166802ac6454SAndrew Thompson 166902ac6454SAndrew Thompson /* 167002ac6454SAndrew Thompson * NOTE: The "average" variable is never zero after 167102ac6454SAndrew Thompson * exiting the loop above ! 167202ac6454SAndrew Thompson * 167302ac6454SAndrew Thompson * NOTE: We have to subtract one from the offset to 167402ac6454SAndrew Thompson * ensure that we are computing the physical address 167502ac6454SAndrew Thompson * of a valid page ! 167602ac6454SAndrew Thompson */ 167702ac6454SAndrew Thompson buf_offset += average; 167802ac6454SAndrew Thompson usb2_get_page(temp->pc, buf_offset - 1, &buf_res); 167902ac6454SAndrew Thompson td->qtd_buffer[x] = 1680e55e1ebcSAndrew Thompson htohc32(temp->sc, 168102ac6454SAndrew Thompson buf_res.physaddr & (~0xFFF)); 168202ac6454SAndrew Thompson td->qtd_buffer_hi[x] = 0; 168302ac6454SAndrew Thompson } 168402ac6454SAndrew Thompson 168502ac6454SAndrew Thompson if (td_next) { 168602ac6454SAndrew Thompson /* link the current TD with the next one */ 168702ac6454SAndrew Thompson td->qtd_next = td_next->qtd_self; 168802ac6454SAndrew Thompson } 168902ac6454SAndrew Thompson td->qtd_altnext = qtd_altnext; 169002ac6454SAndrew Thompson td->alt_next = td_alt_next; 169102ac6454SAndrew Thompson 169202ac6454SAndrew Thompson usb2_pc_cpu_flush(td->page_cache); 169302ac6454SAndrew Thompson } 169402ac6454SAndrew Thompson 169502ac6454SAndrew Thompson if (precompute) { 169602ac6454SAndrew Thompson precompute = 0; 169702ac6454SAndrew Thompson 169802ac6454SAndrew Thompson /* setup alt next pointer, if any */ 169902ac6454SAndrew Thompson if (temp->short_frames_ok) { 170002ac6454SAndrew Thompson if (temp->setup_alt_next) { 170102ac6454SAndrew Thompson td_alt_next = td_next; 170202ac6454SAndrew Thompson qtd_altnext = td_next->qtd_self; 170302ac6454SAndrew Thompson } 170402ac6454SAndrew Thompson } else { 170502ac6454SAndrew Thompson /* we use this field internally */ 170602ac6454SAndrew Thompson td_alt_next = td_next; 170702ac6454SAndrew Thompson } 170802ac6454SAndrew Thompson 170902ac6454SAndrew Thompson /* restore */ 171002ac6454SAndrew Thompson temp->shortpkt = shortpkt_old; 171102ac6454SAndrew Thompson temp->len = len_old; 171202ac6454SAndrew Thompson goto restart; 171302ac6454SAndrew Thompson } 171402ac6454SAndrew Thompson temp->td = td; 171502ac6454SAndrew Thompson temp->td_next = td_next; 171602ac6454SAndrew Thompson } 171702ac6454SAndrew Thompson 171802ac6454SAndrew Thompson static void 171902ac6454SAndrew Thompson ehci_setup_standard_chain(struct usb2_xfer *xfer, ehci_qh_t **qh_last) 172002ac6454SAndrew Thompson { 172102ac6454SAndrew Thompson struct ehci_std_temp temp; 172202ac6454SAndrew Thompson struct usb2_pipe_methods *methods; 172302ac6454SAndrew Thompson ehci_qh_t *qh; 172402ac6454SAndrew Thompson ehci_qtd_t *td; 172502ac6454SAndrew Thompson uint32_t qh_endp; 172602ac6454SAndrew Thompson uint32_t qh_endphub; 172702ac6454SAndrew Thompson uint32_t x; 172802ac6454SAndrew Thompson 172902ac6454SAndrew Thompson DPRINTFN(9, "addr=%d endpt=%d sumlen=%d speed=%d\n", 173002ac6454SAndrew Thompson xfer->address, UE_GET_ADDR(xfer->endpoint), 173102ac6454SAndrew Thompson xfer->sumlen, usb2_get_speed(xfer->xroot->udev)); 173202ac6454SAndrew Thompson 173302ac6454SAndrew Thompson temp.average = xfer->max_usb2_frame_size; 173402ac6454SAndrew Thompson temp.max_frame_size = xfer->max_frame_size; 173502ac6454SAndrew Thompson temp.sc = EHCI_BUS2SC(xfer->xroot->bus); 173602ac6454SAndrew Thompson 173702ac6454SAndrew Thompson /* toggle the DMA set we are using */ 173802ac6454SAndrew Thompson xfer->flags_int.curr_dma_set ^= 1; 173902ac6454SAndrew Thompson 174002ac6454SAndrew Thompson /* get next DMA set */ 174102ac6454SAndrew Thompson td = xfer->td_start[xfer->flags_int.curr_dma_set]; 174202ac6454SAndrew Thompson 174302ac6454SAndrew Thompson xfer->td_transfer_first = td; 174402ac6454SAndrew Thompson xfer->td_transfer_cache = td; 174502ac6454SAndrew Thompson 174602ac6454SAndrew Thompson temp.td = NULL; 174702ac6454SAndrew Thompson temp.td_next = td; 174802ac6454SAndrew Thompson temp.qtd_status = 0; 174902ac6454SAndrew Thompson temp.setup_alt_next = xfer->flags_int.short_frames_ok; 175002ac6454SAndrew Thompson temp.short_frames_ok = xfer->flags_int.short_frames_ok; 175102ac6454SAndrew Thompson 175202ac6454SAndrew Thompson if (xfer->flags_int.control_xfr) { 175302ac6454SAndrew Thompson if (xfer->pipe->toggle_next) { 175402ac6454SAndrew Thompson /* DATA1 is next */ 175502ac6454SAndrew Thompson temp.qtd_status |= 1756e55e1ebcSAndrew Thompson htohc32(temp.sc, EHCI_QTD_SET_TOGGLE(1)); 175702ac6454SAndrew Thompson } 175802ac6454SAndrew Thompson temp.auto_data_toggle = 0; 175902ac6454SAndrew Thompson } else { 176002ac6454SAndrew Thompson temp.auto_data_toggle = 1; 176102ac6454SAndrew Thompson } 176202ac6454SAndrew Thompson 176302ac6454SAndrew Thompson if (usb2_get_speed(xfer->xroot->udev) != USB_SPEED_HIGH) { 176402ac6454SAndrew Thompson /* max 3 retries */ 176502ac6454SAndrew Thompson temp.qtd_status |= 1766e55e1ebcSAndrew Thompson htohc32(temp.sc, EHCI_QTD_SET_CERR(3)); 176702ac6454SAndrew Thompson } 176802ac6454SAndrew Thompson /* check if we should prepend a setup message */ 176902ac6454SAndrew Thompson 177002ac6454SAndrew Thompson if (xfer->flags_int.control_xfr) { 177102ac6454SAndrew Thompson if (xfer->flags_int.control_hdr) { 177202ac6454SAndrew Thompson 177302ac6454SAndrew Thompson temp.qtd_status &= 1774e55e1ebcSAndrew Thompson htohc32(temp.sc, EHCI_QTD_SET_CERR(3)); 1775e55e1ebcSAndrew Thompson temp.qtd_status |= htohc32(temp.sc, 17765f128668SAndrew Thompson EHCI_QTD_ACTIVE | 177702ac6454SAndrew Thompson EHCI_QTD_SET_PID(EHCI_QTD_PID_SETUP) | 177802ac6454SAndrew Thompson EHCI_QTD_SET_TOGGLE(0)); 177902ac6454SAndrew Thompson 178002ac6454SAndrew Thompson temp.len = xfer->frlengths[0]; 178102ac6454SAndrew Thompson temp.pc = xfer->frbuffers + 0; 178202ac6454SAndrew Thompson temp.shortpkt = temp.len ? 1 : 0; 178302ac6454SAndrew Thompson 178402ac6454SAndrew Thompson ehci_setup_standard_chain_sub(&temp); 178502ac6454SAndrew Thompson } 178602ac6454SAndrew Thompson x = 1; 178702ac6454SAndrew Thompson } else { 178802ac6454SAndrew Thompson x = 0; 178902ac6454SAndrew Thompson } 179002ac6454SAndrew Thompson 179102ac6454SAndrew Thompson while (x != xfer->nframes) { 179202ac6454SAndrew Thompson 179302ac6454SAndrew Thompson /* DATA0 / DATA1 message */ 179402ac6454SAndrew Thompson 179502ac6454SAndrew Thompson temp.len = xfer->frlengths[x]; 179602ac6454SAndrew Thompson temp.pc = xfer->frbuffers + x; 179702ac6454SAndrew Thompson 179802ac6454SAndrew Thompson x++; 179902ac6454SAndrew Thompson 180002ac6454SAndrew Thompson if (x == xfer->nframes) { 180102ac6454SAndrew Thompson temp.setup_alt_next = 0; 180202ac6454SAndrew Thompson } 180302ac6454SAndrew Thompson /* keep previous data toggle and error count */ 180402ac6454SAndrew Thompson 180502ac6454SAndrew Thompson temp.qtd_status &= 1806e55e1ebcSAndrew Thompson htohc32(temp.sc, EHCI_QTD_SET_CERR(3) | 180702ac6454SAndrew Thompson EHCI_QTD_SET_TOGGLE(1)); 180802ac6454SAndrew Thompson 180902ac6454SAndrew Thompson if (temp.len == 0) { 181002ac6454SAndrew Thompson 181102ac6454SAndrew Thompson /* make sure that we send an USB packet */ 181202ac6454SAndrew Thompson 181302ac6454SAndrew Thompson temp.shortpkt = 0; 181402ac6454SAndrew Thompson 181502ac6454SAndrew Thompson } else { 181602ac6454SAndrew Thompson 181702ac6454SAndrew Thompson /* regular data transfer */ 181802ac6454SAndrew Thompson 181902ac6454SAndrew Thompson temp.shortpkt = (xfer->flags.force_short_xfer) ? 0 : 1; 182002ac6454SAndrew Thompson } 182102ac6454SAndrew Thompson 182202ac6454SAndrew Thompson /* set endpoint direction */ 182302ac6454SAndrew Thompson 182402ac6454SAndrew Thompson temp.qtd_status |= 182502ac6454SAndrew Thompson (UE_GET_DIR(xfer->endpoint) == UE_DIR_IN) ? 1826e55e1ebcSAndrew Thompson htohc32(temp.sc, EHCI_QTD_ACTIVE | 182702ac6454SAndrew Thompson EHCI_QTD_SET_PID(EHCI_QTD_PID_IN)) : 1828e55e1ebcSAndrew Thompson htohc32(temp.sc, EHCI_QTD_ACTIVE | 182902ac6454SAndrew Thompson EHCI_QTD_SET_PID(EHCI_QTD_PID_OUT)); 183002ac6454SAndrew Thompson 183102ac6454SAndrew Thompson ehci_setup_standard_chain_sub(&temp); 183202ac6454SAndrew Thompson } 183302ac6454SAndrew Thompson 183402ac6454SAndrew Thompson /* check if we should append a status stage */ 183502ac6454SAndrew Thompson 183602ac6454SAndrew Thompson if (xfer->flags_int.control_xfr && 183702ac6454SAndrew Thompson !xfer->flags_int.control_act) { 183802ac6454SAndrew Thompson 183902ac6454SAndrew Thompson /* 184002ac6454SAndrew Thompson * Send a DATA1 message and invert the current endpoint 184102ac6454SAndrew Thompson * direction. 184202ac6454SAndrew Thompson */ 184302ac6454SAndrew Thompson 1844e55e1ebcSAndrew Thompson temp.qtd_status &= htohc32(temp.sc, EHCI_QTD_SET_CERR(3) | 184502ac6454SAndrew Thompson EHCI_QTD_SET_TOGGLE(1)); 184602ac6454SAndrew Thompson temp.qtd_status |= 184702ac6454SAndrew Thompson (UE_GET_DIR(xfer->endpoint) == UE_DIR_OUT) ? 1848e55e1ebcSAndrew Thompson htohc32(temp.sc, EHCI_QTD_ACTIVE | 184902ac6454SAndrew Thompson EHCI_QTD_SET_PID(EHCI_QTD_PID_IN) | 185002ac6454SAndrew Thompson EHCI_QTD_SET_TOGGLE(1)) : 1851e55e1ebcSAndrew Thompson htohc32(temp.sc, EHCI_QTD_ACTIVE | 185202ac6454SAndrew Thompson EHCI_QTD_SET_PID(EHCI_QTD_PID_OUT) | 185302ac6454SAndrew Thompson EHCI_QTD_SET_TOGGLE(1)); 185402ac6454SAndrew Thompson 185502ac6454SAndrew Thompson temp.len = 0; 185602ac6454SAndrew Thompson temp.pc = NULL; 185702ac6454SAndrew Thompson temp.shortpkt = 0; 185802ac6454SAndrew Thompson 185902ac6454SAndrew Thompson ehci_setup_standard_chain_sub(&temp); 186002ac6454SAndrew Thompson } 186102ac6454SAndrew Thompson td = temp.td; 186202ac6454SAndrew Thompson 186302ac6454SAndrew Thompson /* the last TD terminates the transfer: */ 1864e55e1ebcSAndrew Thompson td->qtd_next = htohc32(temp.sc, EHCI_LINK_TERMINATE); 1865e55e1ebcSAndrew Thompson td->qtd_altnext = htohc32(temp.sc, EHCI_LINK_TERMINATE); 1866e55e1ebcSAndrew Thompson td->qtd_status |= htohc32(temp.sc, EHCI_QTD_IOC); 186702ac6454SAndrew Thompson 186802ac6454SAndrew Thompson usb2_pc_cpu_flush(td->page_cache); 186902ac6454SAndrew Thompson 187002ac6454SAndrew Thompson /* must have at least one frame! */ 187102ac6454SAndrew Thompson 187202ac6454SAndrew Thompson xfer->td_transfer_last = td; 187302ac6454SAndrew Thompson 187402ac6454SAndrew Thompson #if USB_DEBUG 187502ac6454SAndrew Thompson if (ehcidebug > 8) { 187602ac6454SAndrew Thompson DPRINTF("nexttog=%d; data before transfer:\n", 187702ac6454SAndrew Thompson xfer->pipe->toggle_next); 187802ac6454SAndrew Thompson ehci_dump_sqtds(temp.sc, 187902ac6454SAndrew Thompson xfer->td_transfer_first); 188002ac6454SAndrew Thompson } 188102ac6454SAndrew Thompson #endif 188202ac6454SAndrew Thompson 188302ac6454SAndrew Thompson methods = xfer->pipe->methods; 188402ac6454SAndrew Thompson 188502ac6454SAndrew Thompson qh = xfer->qh_start[xfer->flags_int.curr_dma_set]; 188602ac6454SAndrew Thompson 188702ac6454SAndrew Thompson /* the "qh_link" field is filled when the QH is added */ 188802ac6454SAndrew Thompson 188902ac6454SAndrew Thompson qh_endp = 189002ac6454SAndrew Thompson (EHCI_QH_SET_ADDR(xfer->address) | 189102ac6454SAndrew Thompson EHCI_QH_SET_ENDPT(UE_GET_ADDR(xfer->endpoint)) | 189202ac6454SAndrew Thompson EHCI_QH_SET_MPL(xfer->max_packet_size)); 189302ac6454SAndrew Thompson 189402ac6454SAndrew Thompson if (usb2_get_speed(xfer->xroot->udev) == USB_SPEED_HIGH) { 189502ac6454SAndrew Thompson qh_endp |= (EHCI_QH_SET_EPS(EHCI_QH_SPEED_HIGH) | 189602ac6454SAndrew Thompson EHCI_QH_DTC); 189702ac6454SAndrew Thompson if (methods != &ehci_device_intr_methods) 189802ac6454SAndrew Thompson qh_endp |= EHCI_QH_SET_NRL(8); 189902ac6454SAndrew Thompson } else { 190002ac6454SAndrew Thompson 190102ac6454SAndrew Thompson if (usb2_get_speed(xfer->xroot->udev) == USB_SPEED_FULL) { 190202ac6454SAndrew Thompson qh_endp |= (EHCI_QH_SET_EPS(EHCI_QH_SPEED_FULL) | 190302ac6454SAndrew Thompson EHCI_QH_DTC); 190402ac6454SAndrew Thompson } else { 190502ac6454SAndrew Thompson qh_endp |= (EHCI_QH_SET_EPS(EHCI_QH_SPEED_LOW) | 190602ac6454SAndrew Thompson EHCI_QH_DTC); 190702ac6454SAndrew Thompson } 190802ac6454SAndrew Thompson 190902ac6454SAndrew Thompson if (methods == &ehci_device_ctrl_methods) { 191002ac6454SAndrew Thompson qh_endp |= EHCI_QH_CTL; 191102ac6454SAndrew Thompson } 191202ac6454SAndrew Thompson if (methods != &ehci_device_intr_methods) { 191302ac6454SAndrew Thompson /* Only try one time per microframe! */ 191402ac6454SAndrew Thompson qh_endp |= EHCI_QH_SET_NRL(1); 191502ac6454SAndrew Thompson } 191602ac6454SAndrew Thompson } 191702ac6454SAndrew Thompson 1918e55e1ebcSAndrew Thompson qh->qh_endp = htohc32(temp.sc, qh_endp); 191902ac6454SAndrew Thompson 192002ac6454SAndrew Thompson qh_endphub = 192102ac6454SAndrew Thompson (EHCI_QH_SET_MULT(xfer->max_packet_count & 3) | 192202ac6454SAndrew Thompson EHCI_QH_SET_CMASK(xfer->usb2_cmask) | 192302ac6454SAndrew Thompson EHCI_QH_SET_SMASK(xfer->usb2_smask) | 192402ac6454SAndrew Thompson EHCI_QH_SET_HUBA(xfer->xroot->udev->hs_hub_addr) | 192502ac6454SAndrew Thompson EHCI_QH_SET_PORT(xfer->xroot->udev->hs_port_no)); 192602ac6454SAndrew Thompson 1927e55e1ebcSAndrew Thompson qh->qh_endphub = htohc32(temp.sc, qh_endphub); 1928e55e1ebcSAndrew Thompson qh->qh_curqtd = htohc32(temp.sc, 0); 192902ac6454SAndrew Thompson 193002ac6454SAndrew Thompson /* fill the overlay qTD */ 1931e55e1ebcSAndrew Thompson qh->qh_qtd.qtd_status = htohc32(temp.sc, 0); 193202ac6454SAndrew Thompson 193302ac6454SAndrew Thompson if (temp.auto_data_toggle) { 193402ac6454SAndrew Thompson 193502ac6454SAndrew Thompson /* let the hardware compute the data toggle */ 193602ac6454SAndrew Thompson 1937e55e1ebcSAndrew Thompson qh->qh_endp &= htohc32(temp.sc, ~EHCI_QH_DTC); 193802ac6454SAndrew Thompson 193902ac6454SAndrew Thompson if (xfer->pipe->toggle_next) { 194002ac6454SAndrew Thompson /* DATA1 is next */ 194102ac6454SAndrew Thompson qh->qh_qtd.qtd_status |= 1942e55e1ebcSAndrew Thompson htohc32(temp.sc, EHCI_QTD_SET_TOGGLE(1)); 194302ac6454SAndrew Thompson } 194402ac6454SAndrew Thompson } 194502ac6454SAndrew Thompson td = xfer->td_transfer_first; 194602ac6454SAndrew Thompson 194702ac6454SAndrew Thompson qh->qh_qtd.qtd_next = td->qtd_self; 194802ac6454SAndrew Thompson qh->qh_qtd.qtd_altnext = 1949e55e1ebcSAndrew Thompson htohc32(temp.sc, EHCI_LINK_TERMINATE); 195002ac6454SAndrew Thompson 195102ac6454SAndrew Thompson usb2_pc_cpu_flush(qh->page_cache); 195202ac6454SAndrew Thompson 195302ac6454SAndrew Thompson if (xfer->xroot->udev->pwr_save.suspended == 0) { 195402ac6454SAndrew Thompson EHCI_APPEND_QH(qh, *qh_last); 195502ac6454SAndrew Thompson } 195602ac6454SAndrew Thompson } 195702ac6454SAndrew Thompson 195802ac6454SAndrew Thompson static void 195902ac6454SAndrew Thompson ehci_root_intr_done(struct usb2_xfer *xfer, 196002ac6454SAndrew Thompson struct usb2_sw_transfer *std) 196102ac6454SAndrew Thompson { 196202ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 196302ac6454SAndrew Thompson uint16_t i; 196402ac6454SAndrew Thompson uint16_t m; 196502ac6454SAndrew Thompson 196602ac6454SAndrew Thompson USB_BUS_LOCK_ASSERT(&sc->sc_bus, MA_OWNED); 196702ac6454SAndrew Thompson 196802ac6454SAndrew Thompson if (std->state != USB_SW_TR_PRE_DATA) { 196902ac6454SAndrew Thompson if (std->state == USB_SW_TR_PRE_CALLBACK) { 197002ac6454SAndrew Thompson /* transfer transferred */ 197102ac6454SAndrew Thompson ehci_device_done(xfer, std->err); 197202ac6454SAndrew Thompson } 197302ac6454SAndrew Thompson goto done; 197402ac6454SAndrew Thompson } 197502ac6454SAndrew Thompson /* setup buffer */ 197602ac6454SAndrew Thompson std->ptr = sc->sc_hub_idata; 197702ac6454SAndrew Thompson std->len = sizeof(sc->sc_hub_idata); 197802ac6454SAndrew Thompson 197902ac6454SAndrew Thompson /* clear any old interrupt data */ 198002ac6454SAndrew Thompson bzero(sc->sc_hub_idata, sizeof(sc->sc_hub_idata)); 198102ac6454SAndrew Thompson 198202ac6454SAndrew Thompson /* set bits */ 198302ac6454SAndrew Thompson m = (sc->sc_noport + 1); 198402ac6454SAndrew Thompson if (m > (8 * sizeof(sc->sc_hub_idata))) { 198502ac6454SAndrew Thompson m = (8 * sizeof(sc->sc_hub_idata)); 198602ac6454SAndrew Thompson } 198702ac6454SAndrew Thompson for (i = 1; i < m; i++) { 198802ac6454SAndrew Thompson /* pick out CHANGE bits from the status register */ 198902ac6454SAndrew Thompson if (EOREAD4(sc, EHCI_PORTSC(i)) & EHCI_PS_CLEAR) { 199002ac6454SAndrew Thompson sc->sc_hub_idata[i / 8] |= 1 << (i % 8); 199102ac6454SAndrew Thompson DPRINTF("port %d changed\n", i); 199202ac6454SAndrew Thompson } 199302ac6454SAndrew Thompson } 199402ac6454SAndrew Thompson done: 199502ac6454SAndrew Thompson return; 199602ac6454SAndrew Thompson } 199702ac6454SAndrew Thompson 199802ac6454SAndrew Thompson static void 199902ac6454SAndrew Thompson ehci_isoc_fs_done(ehci_softc_t *sc, struct usb2_xfer *xfer) 200002ac6454SAndrew Thompson { 200102ac6454SAndrew Thompson uint32_t nframes = xfer->nframes; 200202ac6454SAndrew Thompson uint32_t status; 200302ac6454SAndrew Thompson uint32_t *plen = xfer->frlengths; 200402ac6454SAndrew Thompson uint16_t len = 0; 200502ac6454SAndrew Thompson ehci_sitd_t *td = xfer->td_transfer_first; 200602ac6454SAndrew Thompson ehci_sitd_t **pp_last = &sc->sc_isoc_fs_p_last[xfer->qh_pos]; 200702ac6454SAndrew Thompson 200802ac6454SAndrew Thompson DPRINTFN(13, "xfer=%p pipe=%p transfer done\n", 200902ac6454SAndrew Thompson xfer, xfer->pipe); 201002ac6454SAndrew Thompson 201102ac6454SAndrew Thompson while (nframes--) { 201202ac6454SAndrew Thompson if (td == NULL) { 201302ac6454SAndrew Thompson panic("%s:%d: out of TD's\n", 201402ac6454SAndrew Thompson __FUNCTION__, __LINE__); 201502ac6454SAndrew Thompson } 201602ac6454SAndrew Thompson if (pp_last >= &sc->sc_isoc_fs_p_last[EHCI_VIRTUAL_FRAMELIST_COUNT]) { 201702ac6454SAndrew Thompson pp_last = &sc->sc_isoc_fs_p_last[0]; 201802ac6454SAndrew Thompson } 201902ac6454SAndrew Thompson #if USB_DEBUG 202002ac6454SAndrew Thompson if (ehcidebug > 15) { 202102ac6454SAndrew Thompson DPRINTF("isoc FS-TD\n"); 202202ac6454SAndrew Thompson ehci_dump_sitd(sc, td); 202302ac6454SAndrew Thompson } 202402ac6454SAndrew Thompson #endif 202502ac6454SAndrew Thompson usb2_pc_cpu_invalidate(td->page_cache); 2026e55e1ebcSAndrew Thompson status = hc32toh(sc, td->sitd_status); 202702ac6454SAndrew Thompson 202802ac6454SAndrew Thompson len = EHCI_SITD_GET_LEN(status); 202902ac6454SAndrew Thompson 203002ac6454SAndrew Thompson if (*plen >= len) { 203102ac6454SAndrew Thompson len = *plen - len; 203202ac6454SAndrew Thompson } else { 203302ac6454SAndrew Thompson len = 0; 203402ac6454SAndrew Thompson } 203502ac6454SAndrew Thompson 203602ac6454SAndrew Thompson *plen = len; 203702ac6454SAndrew Thompson 203802ac6454SAndrew Thompson /* remove FS-TD from schedule */ 203902ac6454SAndrew Thompson EHCI_REMOVE_FS_TD(td, *pp_last); 204002ac6454SAndrew Thompson 204102ac6454SAndrew Thompson pp_last++; 204202ac6454SAndrew Thompson plen++; 204302ac6454SAndrew Thompson td = td->obj_next; 204402ac6454SAndrew Thompson } 204502ac6454SAndrew Thompson 204602ac6454SAndrew Thompson xfer->aframes = xfer->nframes; 204702ac6454SAndrew Thompson } 204802ac6454SAndrew Thompson 204902ac6454SAndrew Thompson static void 205002ac6454SAndrew Thompson ehci_isoc_hs_done(ehci_softc_t *sc, struct usb2_xfer *xfer) 205102ac6454SAndrew Thompson { 205202ac6454SAndrew Thompson uint32_t nframes = xfer->nframes; 205302ac6454SAndrew Thompson uint32_t status; 205402ac6454SAndrew Thompson uint32_t *plen = xfer->frlengths; 205502ac6454SAndrew Thompson uint16_t len = 0; 205602ac6454SAndrew Thompson uint8_t td_no = 0; 205702ac6454SAndrew Thompson ehci_itd_t *td = xfer->td_transfer_first; 205802ac6454SAndrew Thompson ehci_itd_t **pp_last = &sc->sc_isoc_hs_p_last[xfer->qh_pos]; 205902ac6454SAndrew Thompson 206002ac6454SAndrew Thompson DPRINTFN(13, "xfer=%p pipe=%p transfer done\n", 206102ac6454SAndrew Thompson xfer, xfer->pipe); 206202ac6454SAndrew Thompson 206302ac6454SAndrew Thompson while (nframes--) { 206402ac6454SAndrew Thompson if (td == NULL) { 206502ac6454SAndrew Thompson panic("%s:%d: out of TD's\n", 206602ac6454SAndrew Thompson __FUNCTION__, __LINE__); 206702ac6454SAndrew Thompson } 206802ac6454SAndrew Thompson if (pp_last >= &sc->sc_isoc_hs_p_last[EHCI_VIRTUAL_FRAMELIST_COUNT]) { 206902ac6454SAndrew Thompson pp_last = &sc->sc_isoc_hs_p_last[0]; 207002ac6454SAndrew Thompson } 207102ac6454SAndrew Thompson #if USB_DEBUG 207202ac6454SAndrew Thompson if (ehcidebug > 15) { 207302ac6454SAndrew Thompson DPRINTF("isoc HS-TD\n"); 207402ac6454SAndrew Thompson ehci_dump_itd(sc, td); 207502ac6454SAndrew Thompson } 207602ac6454SAndrew Thompson #endif 207702ac6454SAndrew Thompson 207802ac6454SAndrew Thompson usb2_pc_cpu_invalidate(td->page_cache); 2079e55e1ebcSAndrew Thompson status = hc32toh(sc, td->itd_status[td_no]); 208002ac6454SAndrew Thompson 208102ac6454SAndrew Thompson len = EHCI_ITD_GET_LEN(status); 208202ac6454SAndrew Thompson 208302ac6454SAndrew Thompson if (*plen >= len) { 208402ac6454SAndrew Thompson /* 208502ac6454SAndrew Thompson * The length is valid. NOTE: The complete 208602ac6454SAndrew Thompson * length is written back into the status 208702ac6454SAndrew Thompson * field, and not the remainder like with 208802ac6454SAndrew Thompson * other transfer descriptor types. 208902ac6454SAndrew Thompson */ 209002ac6454SAndrew Thompson } else { 209102ac6454SAndrew Thompson /* Invalid length - truncate */ 209202ac6454SAndrew Thompson len = 0; 209302ac6454SAndrew Thompson } 209402ac6454SAndrew Thompson 209502ac6454SAndrew Thompson *plen = len; 209602ac6454SAndrew Thompson 209702ac6454SAndrew Thompson plen++; 209802ac6454SAndrew Thompson td_no++; 209902ac6454SAndrew Thompson 210002ac6454SAndrew Thompson if ((td_no == 8) || (nframes == 0)) { 210102ac6454SAndrew Thompson /* remove HS-TD from schedule */ 210202ac6454SAndrew Thompson EHCI_REMOVE_HS_TD(td, *pp_last); 210302ac6454SAndrew Thompson pp_last++; 210402ac6454SAndrew Thompson 210502ac6454SAndrew Thompson td_no = 0; 210602ac6454SAndrew Thompson td = td->obj_next; 210702ac6454SAndrew Thompson } 210802ac6454SAndrew Thompson } 210902ac6454SAndrew Thompson xfer->aframes = xfer->nframes; 211002ac6454SAndrew Thompson } 211102ac6454SAndrew Thompson 211202ac6454SAndrew Thompson /* NOTE: "done" can be run two times in a row, 211302ac6454SAndrew Thompson * from close and from interrupt 211402ac6454SAndrew Thompson */ 211502ac6454SAndrew Thompson static void 211602ac6454SAndrew Thompson ehci_device_done(struct usb2_xfer *xfer, usb2_error_t error) 211702ac6454SAndrew Thompson { 211802ac6454SAndrew Thompson struct usb2_pipe_methods *methods = xfer->pipe->methods; 211902ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 212002ac6454SAndrew Thompson 212102ac6454SAndrew Thompson USB_BUS_LOCK_ASSERT(&sc->sc_bus, MA_OWNED); 212202ac6454SAndrew Thompson 212302ac6454SAndrew Thompson DPRINTFN(2, "xfer=%p, pipe=%p, error=%d\n", 212402ac6454SAndrew Thompson xfer, xfer->pipe, error); 212502ac6454SAndrew Thompson 212602ac6454SAndrew Thompson if ((methods == &ehci_device_bulk_methods) || 212702ac6454SAndrew Thompson (methods == &ehci_device_ctrl_methods)) { 212802ac6454SAndrew Thompson #if USB_DEBUG 212902ac6454SAndrew Thompson if (ehcidebug > 8) { 213002ac6454SAndrew Thompson DPRINTF("nexttog=%d; data after transfer:\n", 213102ac6454SAndrew Thompson xfer->pipe->toggle_next); 213202ac6454SAndrew Thompson ehci_dump_sqtds(sc, 213302ac6454SAndrew Thompson xfer->td_transfer_first); 213402ac6454SAndrew Thompson } 213502ac6454SAndrew Thompson #endif 213602ac6454SAndrew Thompson 213702ac6454SAndrew Thompson EHCI_REMOVE_QH(xfer->qh_start[xfer->flags_int.curr_dma_set], 213802ac6454SAndrew Thompson sc->sc_async_p_last); 213902ac6454SAndrew Thompson } 214002ac6454SAndrew Thompson if (methods == &ehci_device_intr_methods) { 214102ac6454SAndrew Thompson EHCI_REMOVE_QH(xfer->qh_start[xfer->flags_int.curr_dma_set], 214202ac6454SAndrew Thompson sc->sc_intr_p_last[xfer->qh_pos]); 214302ac6454SAndrew Thompson } 214402ac6454SAndrew Thompson /* 214502ac6454SAndrew Thompson * Only finish isochronous transfers once which will update 214602ac6454SAndrew Thompson * "xfer->frlengths". 214702ac6454SAndrew Thompson */ 214802ac6454SAndrew Thompson if (xfer->td_transfer_first && 214902ac6454SAndrew Thompson xfer->td_transfer_last) { 215002ac6454SAndrew Thompson if (methods == &ehci_device_isoc_fs_methods) { 215102ac6454SAndrew Thompson ehci_isoc_fs_done(sc, xfer); 215202ac6454SAndrew Thompson } 215302ac6454SAndrew Thompson if (methods == &ehci_device_isoc_hs_methods) { 215402ac6454SAndrew Thompson ehci_isoc_hs_done(sc, xfer); 215502ac6454SAndrew Thompson } 215602ac6454SAndrew Thompson xfer->td_transfer_first = NULL; 215702ac6454SAndrew Thompson xfer->td_transfer_last = NULL; 215802ac6454SAndrew Thompson } 215902ac6454SAndrew Thompson /* dequeue transfer and start next transfer */ 216002ac6454SAndrew Thompson usb2_transfer_done(xfer, error); 216102ac6454SAndrew Thompson } 216202ac6454SAndrew Thompson 216302ac6454SAndrew Thompson /*------------------------------------------------------------------------* 216402ac6454SAndrew Thompson * ehci bulk support 216502ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 216602ac6454SAndrew Thompson static void 216702ac6454SAndrew Thompson ehci_device_bulk_open(struct usb2_xfer *xfer) 216802ac6454SAndrew Thompson { 216902ac6454SAndrew Thompson return; 217002ac6454SAndrew Thompson } 217102ac6454SAndrew Thompson 217202ac6454SAndrew Thompson static void 217302ac6454SAndrew Thompson ehci_device_bulk_close(struct usb2_xfer *xfer) 217402ac6454SAndrew Thompson { 217502ac6454SAndrew Thompson ehci_device_done(xfer, USB_ERR_CANCELLED); 217602ac6454SAndrew Thompson } 217702ac6454SAndrew Thompson 217802ac6454SAndrew Thompson static void 217902ac6454SAndrew Thompson ehci_device_bulk_enter(struct usb2_xfer *xfer) 218002ac6454SAndrew Thompson { 218102ac6454SAndrew Thompson return; 218202ac6454SAndrew Thompson } 218302ac6454SAndrew Thompson 218402ac6454SAndrew Thompson static void 218502ac6454SAndrew Thompson ehci_device_bulk_start(struct usb2_xfer *xfer) 218602ac6454SAndrew Thompson { 218702ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 2188d1864afbSAndrew Thompson uint32_t temp; 218902ac6454SAndrew Thompson 219002ac6454SAndrew Thompson /* setup TD's and QH */ 219102ac6454SAndrew Thompson ehci_setup_standard_chain(xfer, &sc->sc_async_p_last); 219202ac6454SAndrew Thompson 219302ac6454SAndrew Thompson /* put transfer on interrupt queue */ 219402ac6454SAndrew Thompson ehci_transfer_intr_enqueue(xfer); 2195d1864afbSAndrew Thompson 2196d1864afbSAndrew Thompson /* XXX Performance quirk: Some Host Controllers have a too low 2197d1864afbSAndrew Thompson * interrupt rate. Issue an IAAD to stimulate the Host 2198d1864afbSAndrew Thompson * Controller after queueing the BULK transfer. 2199d1864afbSAndrew Thompson */ 2200d1864afbSAndrew Thompson temp = EOREAD4(sc, EHCI_USBCMD); 2201d1864afbSAndrew Thompson if (!(temp & EHCI_CMD_IAAD)) 2202d1864afbSAndrew Thompson EOWRITE4(sc, EHCI_USBCMD, temp | EHCI_CMD_IAAD); 220302ac6454SAndrew Thompson } 220402ac6454SAndrew Thompson 220502ac6454SAndrew Thompson struct usb2_pipe_methods ehci_device_bulk_methods = 220602ac6454SAndrew Thompson { 220702ac6454SAndrew Thompson .open = ehci_device_bulk_open, 220802ac6454SAndrew Thompson .close = ehci_device_bulk_close, 220902ac6454SAndrew Thompson .enter = ehci_device_bulk_enter, 221002ac6454SAndrew Thompson .start = ehci_device_bulk_start, 221102ac6454SAndrew Thompson .enter_is_cancelable = 1, 221202ac6454SAndrew Thompson .start_is_cancelable = 1, 221302ac6454SAndrew Thompson }; 221402ac6454SAndrew Thompson 221502ac6454SAndrew Thompson /*------------------------------------------------------------------------* 221602ac6454SAndrew Thompson * ehci control support 221702ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 221802ac6454SAndrew Thompson static void 221902ac6454SAndrew Thompson ehci_device_ctrl_open(struct usb2_xfer *xfer) 222002ac6454SAndrew Thompson { 222102ac6454SAndrew Thompson return; 222202ac6454SAndrew Thompson } 222302ac6454SAndrew Thompson 222402ac6454SAndrew Thompson static void 222502ac6454SAndrew Thompson ehci_device_ctrl_close(struct usb2_xfer *xfer) 222602ac6454SAndrew Thompson { 222702ac6454SAndrew Thompson ehci_device_done(xfer, USB_ERR_CANCELLED); 222802ac6454SAndrew Thompson } 222902ac6454SAndrew Thompson 223002ac6454SAndrew Thompson static void 223102ac6454SAndrew Thompson ehci_device_ctrl_enter(struct usb2_xfer *xfer) 223202ac6454SAndrew Thompson { 223302ac6454SAndrew Thompson return; 223402ac6454SAndrew Thompson } 223502ac6454SAndrew Thompson 223602ac6454SAndrew Thompson static void 223702ac6454SAndrew Thompson ehci_device_ctrl_start(struct usb2_xfer *xfer) 223802ac6454SAndrew Thompson { 223902ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 224002ac6454SAndrew Thompson 224102ac6454SAndrew Thompson /* setup TD's and QH */ 224202ac6454SAndrew Thompson ehci_setup_standard_chain(xfer, &sc->sc_async_p_last); 224302ac6454SAndrew Thompson 224402ac6454SAndrew Thompson /* put transfer on interrupt queue */ 224502ac6454SAndrew Thompson ehci_transfer_intr_enqueue(xfer); 224602ac6454SAndrew Thompson } 224702ac6454SAndrew Thompson 224802ac6454SAndrew Thompson struct usb2_pipe_methods ehci_device_ctrl_methods = 224902ac6454SAndrew Thompson { 225002ac6454SAndrew Thompson .open = ehci_device_ctrl_open, 225102ac6454SAndrew Thompson .close = ehci_device_ctrl_close, 225202ac6454SAndrew Thompson .enter = ehci_device_ctrl_enter, 225302ac6454SAndrew Thompson .start = ehci_device_ctrl_start, 225402ac6454SAndrew Thompson .enter_is_cancelable = 1, 225502ac6454SAndrew Thompson .start_is_cancelable = 1, 225602ac6454SAndrew Thompson }; 225702ac6454SAndrew Thompson 225802ac6454SAndrew Thompson /*------------------------------------------------------------------------* 225902ac6454SAndrew Thompson * ehci interrupt support 226002ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 226102ac6454SAndrew Thompson static void 226202ac6454SAndrew Thompson ehci_device_intr_open(struct usb2_xfer *xfer) 226302ac6454SAndrew Thompson { 226402ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 226502ac6454SAndrew Thompson uint16_t best; 226602ac6454SAndrew Thompson uint16_t bit; 226702ac6454SAndrew Thompson uint16_t x; 226802ac6454SAndrew Thompson uint8_t slot; 226902ac6454SAndrew Thompson 227002ac6454SAndrew Thompson /* Allocate a microframe slot first: */ 227102ac6454SAndrew Thompson 227202ac6454SAndrew Thompson slot = usb2_intr_schedule_adjust 227302ac6454SAndrew Thompson (xfer->xroot->udev, xfer->max_frame_size, USB_HS_MICRO_FRAMES_MAX); 227402ac6454SAndrew Thompson 227502ac6454SAndrew Thompson if (usb2_get_speed(xfer->xroot->udev) == USB_SPEED_HIGH) { 227602ac6454SAndrew Thompson xfer->usb2_uframe = slot; 227702ac6454SAndrew Thompson xfer->usb2_smask = (1 << slot) & 0xFF; 227802ac6454SAndrew Thompson xfer->usb2_cmask = 0; 227902ac6454SAndrew Thompson } else { 228002ac6454SAndrew Thompson xfer->usb2_uframe = slot; 228102ac6454SAndrew Thompson xfer->usb2_smask = (1 << slot) & 0x3F; 228202ac6454SAndrew Thompson xfer->usb2_cmask = (-(4 << slot)) & 0xFE; 228302ac6454SAndrew Thompson } 228402ac6454SAndrew Thompson 228502ac6454SAndrew Thompson /* 228602ac6454SAndrew Thompson * Find the best QH position corresponding to the given interval: 228702ac6454SAndrew Thompson */ 228802ac6454SAndrew Thompson 228902ac6454SAndrew Thompson best = 0; 229002ac6454SAndrew Thompson bit = EHCI_VIRTUAL_FRAMELIST_COUNT / 2; 229102ac6454SAndrew Thompson while (bit) { 229202ac6454SAndrew Thompson if (xfer->interval >= bit) { 229302ac6454SAndrew Thompson x = bit; 229402ac6454SAndrew Thompson best = bit; 229502ac6454SAndrew Thompson while (x & bit) { 229602ac6454SAndrew Thompson if (sc->sc_intr_stat[x] < 229702ac6454SAndrew Thompson sc->sc_intr_stat[best]) { 229802ac6454SAndrew Thompson best = x; 229902ac6454SAndrew Thompson } 230002ac6454SAndrew Thompson x++; 230102ac6454SAndrew Thompson } 230202ac6454SAndrew Thompson break; 230302ac6454SAndrew Thompson } 230402ac6454SAndrew Thompson bit >>= 1; 230502ac6454SAndrew Thompson } 230602ac6454SAndrew Thompson 230702ac6454SAndrew Thompson sc->sc_intr_stat[best]++; 230802ac6454SAndrew Thompson xfer->qh_pos = best; 230902ac6454SAndrew Thompson 231002ac6454SAndrew Thompson DPRINTFN(3, "best=%d interval=%d\n", 231102ac6454SAndrew Thompson best, xfer->interval); 231202ac6454SAndrew Thompson } 231302ac6454SAndrew Thompson 231402ac6454SAndrew Thompson static void 231502ac6454SAndrew Thompson ehci_device_intr_close(struct usb2_xfer *xfer) 231602ac6454SAndrew Thompson { 231702ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 231802ac6454SAndrew Thompson uint8_t slot; 231902ac6454SAndrew Thompson 232002ac6454SAndrew Thompson slot = usb2_intr_schedule_adjust 232102ac6454SAndrew Thompson (xfer->xroot->udev, -(xfer->max_frame_size), xfer->usb2_uframe); 232202ac6454SAndrew Thompson 232302ac6454SAndrew Thompson sc->sc_intr_stat[xfer->qh_pos]--; 232402ac6454SAndrew Thompson 232502ac6454SAndrew Thompson ehci_device_done(xfer, USB_ERR_CANCELLED); 232602ac6454SAndrew Thompson } 232702ac6454SAndrew Thompson 232802ac6454SAndrew Thompson static void 232902ac6454SAndrew Thompson ehci_device_intr_enter(struct usb2_xfer *xfer) 233002ac6454SAndrew Thompson { 233102ac6454SAndrew Thompson return; 233202ac6454SAndrew Thompson } 233302ac6454SAndrew Thompson 233402ac6454SAndrew Thompson static void 233502ac6454SAndrew Thompson ehci_device_intr_start(struct usb2_xfer *xfer) 233602ac6454SAndrew Thompson { 233702ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 233802ac6454SAndrew Thompson 233902ac6454SAndrew Thompson /* setup TD's and QH */ 234002ac6454SAndrew Thompson ehci_setup_standard_chain(xfer, &sc->sc_intr_p_last[xfer->qh_pos]); 234102ac6454SAndrew Thompson 234202ac6454SAndrew Thompson /* put transfer on interrupt queue */ 234302ac6454SAndrew Thompson ehci_transfer_intr_enqueue(xfer); 234402ac6454SAndrew Thompson } 234502ac6454SAndrew Thompson 234602ac6454SAndrew Thompson struct usb2_pipe_methods ehci_device_intr_methods = 234702ac6454SAndrew Thompson { 234802ac6454SAndrew Thompson .open = ehci_device_intr_open, 234902ac6454SAndrew Thompson .close = ehci_device_intr_close, 235002ac6454SAndrew Thompson .enter = ehci_device_intr_enter, 235102ac6454SAndrew Thompson .start = ehci_device_intr_start, 235202ac6454SAndrew Thompson .enter_is_cancelable = 1, 235302ac6454SAndrew Thompson .start_is_cancelable = 1, 235402ac6454SAndrew Thompson }; 235502ac6454SAndrew Thompson 235602ac6454SAndrew Thompson /*------------------------------------------------------------------------* 235702ac6454SAndrew Thompson * ehci full speed isochronous support 235802ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 235902ac6454SAndrew Thompson static void 236002ac6454SAndrew Thompson ehci_device_isoc_fs_open(struct usb2_xfer *xfer) 236102ac6454SAndrew Thompson { 236202ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 236302ac6454SAndrew Thompson ehci_sitd_t *td; 236402ac6454SAndrew Thompson uint32_t sitd_portaddr; 236502ac6454SAndrew Thompson uint8_t ds; 236602ac6454SAndrew Thompson 236702ac6454SAndrew Thompson sitd_portaddr = 236802ac6454SAndrew Thompson EHCI_SITD_SET_ADDR(xfer->address) | 236902ac6454SAndrew Thompson EHCI_SITD_SET_ENDPT(UE_GET_ADDR(xfer->endpoint)) | 237002ac6454SAndrew Thompson EHCI_SITD_SET_HUBA(xfer->xroot->udev->hs_hub_addr) | 237102ac6454SAndrew Thompson EHCI_SITD_SET_PORT(xfer->xroot->udev->hs_port_no); 237202ac6454SAndrew Thompson 237302ac6454SAndrew Thompson if (UE_GET_DIR(xfer->endpoint) == UE_DIR_IN) { 237402ac6454SAndrew Thompson sitd_portaddr |= EHCI_SITD_SET_DIR_IN; 237502ac6454SAndrew Thompson } 2376e55e1ebcSAndrew Thompson sitd_portaddr = htohc32(sc, sitd_portaddr); 237702ac6454SAndrew Thompson 237802ac6454SAndrew Thompson /* initialize all TD's */ 237902ac6454SAndrew Thompson 238002ac6454SAndrew Thompson for (ds = 0; ds != 2; ds++) { 238102ac6454SAndrew Thompson 238202ac6454SAndrew Thompson for (td = xfer->td_start[ds]; td; td = td->obj_next) { 238302ac6454SAndrew Thompson 238402ac6454SAndrew Thompson td->sitd_portaddr = sitd_portaddr; 238502ac6454SAndrew Thompson 238602ac6454SAndrew Thompson /* 238702ac6454SAndrew Thompson * TODO: make some kind of automatic 238802ac6454SAndrew Thompson * SMASK/CMASK selection based on micro-frame 238902ac6454SAndrew Thompson * usage 239002ac6454SAndrew Thompson * 239102ac6454SAndrew Thompson * micro-frame usage (8 microframes per 1ms) 239202ac6454SAndrew Thompson */ 2393e55e1ebcSAndrew Thompson td->sitd_back = htohc32(sc, EHCI_LINK_TERMINATE); 239402ac6454SAndrew Thompson 239502ac6454SAndrew Thompson usb2_pc_cpu_flush(td->page_cache); 239602ac6454SAndrew Thompson } 239702ac6454SAndrew Thompson } 239802ac6454SAndrew Thompson } 239902ac6454SAndrew Thompson 240002ac6454SAndrew Thompson static void 240102ac6454SAndrew Thompson ehci_device_isoc_fs_close(struct usb2_xfer *xfer) 240202ac6454SAndrew Thompson { 240302ac6454SAndrew Thompson ehci_device_done(xfer, USB_ERR_CANCELLED); 240402ac6454SAndrew Thompson } 240502ac6454SAndrew Thompson 240602ac6454SAndrew Thompson static void 240702ac6454SAndrew Thompson ehci_device_isoc_fs_enter(struct usb2_xfer *xfer) 240802ac6454SAndrew Thompson { 240902ac6454SAndrew Thompson struct usb2_page_search buf_res; 241002ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 241102ac6454SAndrew Thompson struct usb2_fs_isoc_schedule *fss_start; 241202ac6454SAndrew Thompson struct usb2_fs_isoc_schedule *fss_end; 241302ac6454SAndrew Thompson struct usb2_fs_isoc_schedule *fss; 241402ac6454SAndrew Thompson ehci_sitd_t *td; 241502ac6454SAndrew Thompson ehci_sitd_t *td_last = NULL; 241602ac6454SAndrew Thompson ehci_sitd_t **pp_last; 241702ac6454SAndrew Thompson uint32_t *plen; 241802ac6454SAndrew Thompson uint32_t buf_offset; 241902ac6454SAndrew Thompson uint32_t nframes; 242002ac6454SAndrew Thompson uint32_t temp; 242102ac6454SAndrew Thompson uint32_t sitd_mask; 242202ac6454SAndrew Thompson uint16_t tlen; 242302ac6454SAndrew Thompson uint8_t sa; 242402ac6454SAndrew Thompson uint8_t sb; 242502ac6454SAndrew Thompson uint8_t error; 242602ac6454SAndrew Thompson 242702ac6454SAndrew Thompson #if USB_DEBUG 242802ac6454SAndrew Thompson uint8_t once = 1; 242902ac6454SAndrew Thompson 243002ac6454SAndrew Thompson #endif 243102ac6454SAndrew Thompson 243202ac6454SAndrew Thompson DPRINTFN(6, "xfer=%p next=%d nframes=%d\n", 243302ac6454SAndrew Thompson xfer, xfer->pipe->isoc_next, xfer->nframes); 243402ac6454SAndrew Thompson 243502ac6454SAndrew Thompson /* get the current frame index */ 243602ac6454SAndrew Thompson 243702ac6454SAndrew Thompson nframes = EOREAD4(sc, EHCI_FRINDEX) / 8; 243802ac6454SAndrew Thompson 243902ac6454SAndrew Thompson /* 244002ac6454SAndrew Thompson * check if the frame index is within the window where the frames 244102ac6454SAndrew Thompson * will be inserted 244202ac6454SAndrew Thompson */ 244302ac6454SAndrew Thompson buf_offset = (nframes - xfer->pipe->isoc_next) & 244402ac6454SAndrew Thompson (EHCI_VIRTUAL_FRAMELIST_COUNT - 1); 244502ac6454SAndrew Thompson 244602ac6454SAndrew Thompson if ((xfer->pipe->is_synced == 0) || 244702ac6454SAndrew Thompson (buf_offset < xfer->nframes)) { 244802ac6454SAndrew Thompson /* 244902ac6454SAndrew Thompson * If there is data underflow or the pipe queue is empty we 245002ac6454SAndrew Thompson * schedule the transfer a few frames ahead of the current 245102ac6454SAndrew Thompson * frame position. Else two isochronous transfers might 245202ac6454SAndrew Thompson * overlap. 245302ac6454SAndrew Thompson */ 245402ac6454SAndrew Thompson xfer->pipe->isoc_next = (nframes + 3) & 245502ac6454SAndrew Thompson (EHCI_VIRTUAL_FRAMELIST_COUNT - 1); 245602ac6454SAndrew Thompson xfer->pipe->is_synced = 1; 245702ac6454SAndrew Thompson DPRINTFN(3, "start next=%d\n", xfer->pipe->isoc_next); 245802ac6454SAndrew Thompson } 245902ac6454SAndrew Thompson /* 246002ac6454SAndrew Thompson * compute how many milliseconds the insertion is ahead of the 246102ac6454SAndrew Thompson * current frame position: 246202ac6454SAndrew Thompson */ 246302ac6454SAndrew Thompson buf_offset = (xfer->pipe->isoc_next - nframes) & 246402ac6454SAndrew Thompson (EHCI_VIRTUAL_FRAMELIST_COUNT - 1); 246502ac6454SAndrew Thompson 246602ac6454SAndrew Thompson /* 246702ac6454SAndrew Thompson * pre-compute when the isochronous transfer will be finished: 246802ac6454SAndrew Thompson */ 246902ac6454SAndrew Thompson xfer->isoc_time_complete = 247002ac6454SAndrew Thompson usb2_fs_isoc_schedule_isoc_time_expand 247102ac6454SAndrew Thompson (xfer->xroot->udev, &fss_start, &fss_end, nframes) + buf_offset + 247202ac6454SAndrew Thompson xfer->nframes; 247302ac6454SAndrew Thompson 247402ac6454SAndrew Thompson /* get the real number of frames */ 247502ac6454SAndrew Thompson 247602ac6454SAndrew Thompson nframes = xfer->nframes; 247702ac6454SAndrew Thompson 247802ac6454SAndrew Thompson buf_offset = 0; 247902ac6454SAndrew Thompson 248002ac6454SAndrew Thompson plen = xfer->frlengths; 248102ac6454SAndrew Thompson 248202ac6454SAndrew Thompson /* toggle the DMA set we are using */ 248302ac6454SAndrew Thompson xfer->flags_int.curr_dma_set ^= 1; 248402ac6454SAndrew Thompson 248502ac6454SAndrew Thompson /* get next DMA set */ 248602ac6454SAndrew Thompson td = xfer->td_start[xfer->flags_int.curr_dma_set]; 248702ac6454SAndrew Thompson xfer->td_transfer_first = td; 248802ac6454SAndrew Thompson 248902ac6454SAndrew Thompson pp_last = &sc->sc_isoc_fs_p_last[xfer->pipe->isoc_next]; 249002ac6454SAndrew Thompson 249102ac6454SAndrew Thompson /* store starting position */ 249202ac6454SAndrew Thompson 249302ac6454SAndrew Thompson xfer->qh_pos = xfer->pipe->isoc_next; 249402ac6454SAndrew Thompson 249502ac6454SAndrew Thompson fss = fss_start + (xfer->qh_pos % USB_ISOC_TIME_MAX); 249602ac6454SAndrew Thompson 249702ac6454SAndrew Thompson while (nframes--) { 249802ac6454SAndrew Thompson if (td == NULL) { 249902ac6454SAndrew Thompson panic("%s:%d: out of TD's\n", 250002ac6454SAndrew Thompson __FUNCTION__, __LINE__); 250102ac6454SAndrew Thompson } 250202ac6454SAndrew Thompson if (pp_last >= &sc->sc_isoc_fs_p_last[EHCI_VIRTUAL_FRAMELIST_COUNT]) { 250302ac6454SAndrew Thompson pp_last = &sc->sc_isoc_fs_p_last[0]; 250402ac6454SAndrew Thompson } 250502ac6454SAndrew Thompson if (fss >= fss_end) { 250602ac6454SAndrew Thompson fss = fss_start; 250702ac6454SAndrew Thompson } 250802ac6454SAndrew Thompson /* reuse sitd_portaddr and sitd_back from last transfer */ 250902ac6454SAndrew Thompson 251002ac6454SAndrew Thompson if (*plen > xfer->max_frame_size) { 251102ac6454SAndrew Thompson #if USB_DEBUG 251202ac6454SAndrew Thompson if (once) { 251302ac6454SAndrew Thompson once = 0; 251402ac6454SAndrew Thompson printf("%s: frame length(%d) exceeds %d " 251502ac6454SAndrew Thompson "bytes (frame truncated)\n", 251602ac6454SAndrew Thompson __FUNCTION__, *plen, 251702ac6454SAndrew Thompson xfer->max_frame_size); 251802ac6454SAndrew Thompson } 251902ac6454SAndrew Thompson #endif 252002ac6454SAndrew Thompson *plen = xfer->max_frame_size; 252102ac6454SAndrew Thompson } 252202ac6454SAndrew Thompson /* 252302ac6454SAndrew Thompson * We currently don't care if the ISOCHRONOUS schedule is 252402ac6454SAndrew Thompson * full! 252502ac6454SAndrew Thompson */ 252602ac6454SAndrew Thompson error = usb2_fs_isoc_schedule_alloc(fss, &sa, *plen); 252702ac6454SAndrew Thompson if (error) { 252802ac6454SAndrew Thompson /* 252902ac6454SAndrew Thompson * The FULL speed schedule is FULL! Set length 253002ac6454SAndrew Thompson * to zero. 253102ac6454SAndrew Thompson */ 253202ac6454SAndrew Thompson *plen = 0; 253302ac6454SAndrew Thompson } 253402ac6454SAndrew Thompson if (*plen) { 253502ac6454SAndrew Thompson /* 253602ac6454SAndrew Thompson * only call "usb2_get_page()" when we have a 253702ac6454SAndrew Thompson * non-zero length 253802ac6454SAndrew Thompson */ 253902ac6454SAndrew Thompson usb2_get_page(xfer->frbuffers, buf_offset, &buf_res); 2540e55e1ebcSAndrew Thompson td->sitd_bp[0] = htohc32(sc, buf_res.physaddr); 254102ac6454SAndrew Thompson buf_offset += *plen; 254202ac6454SAndrew Thompson /* 254302ac6454SAndrew Thompson * NOTE: We need to subtract one from the offset so 254402ac6454SAndrew Thompson * that we are on a valid page! 254502ac6454SAndrew Thompson */ 254602ac6454SAndrew Thompson usb2_get_page(xfer->frbuffers, buf_offset - 1, 254702ac6454SAndrew Thompson &buf_res); 254802ac6454SAndrew Thompson temp = buf_res.physaddr & ~0xFFF; 254902ac6454SAndrew Thompson } else { 255002ac6454SAndrew Thompson td->sitd_bp[0] = 0; 255102ac6454SAndrew Thompson temp = 0; 255202ac6454SAndrew Thompson } 255302ac6454SAndrew Thompson 255402ac6454SAndrew Thompson if (UE_GET_DIR(xfer->endpoint) == UE_DIR_OUT) { 255502ac6454SAndrew Thompson tlen = *plen; 255602ac6454SAndrew Thompson if (tlen <= 188) { 255702ac6454SAndrew Thompson temp |= 1; /* T-count = 1, TP = ALL */ 255802ac6454SAndrew Thompson tlen = 1; 255902ac6454SAndrew Thompson } else { 256002ac6454SAndrew Thompson tlen += 187; 256102ac6454SAndrew Thompson tlen /= 188; 256202ac6454SAndrew Thompson temp |= tlen; /* T-count = [1..6] */ 256302ac6454SAndrew Thompson temp |= 8; /* TP = Begin */ 256402ac6454SAndrew Thompson } 256502ac6454SAndrew Thompson 256602ac6454SAndrew Thompson tlen += sa; 256702ac6454SAndrew Thompson 256802ac6454SAndrew Thompson if (tlen >= 8) { 256902ac6454SAndrew Thompson sb = 0; 257002ac6454SAndrew Thompson } else { 257102ac6454SAndrew Thompson sb = (1 << tlen); 257202ac6454SAndrew Thompson } 257302ac6454SAndrew Thompson 257402ac6454SAndrew Thompson sa = (1 << sa); 257502ac6454SAndrew Thompson sa = (sb - sa) & 0x3F; 257602ac6454SAndrew Thompson sb = 0; 257702ac6454SAndrew Thompson } else { 257802ac6454SAndrew Thompson sb = (-(4 << sa)) & 0xFE; 257902ac6454SAndrew Thompson sa = (1 << sa) & 0x3F; 258002ac6454SAndrew Thompson } 258102ac6454SAndrew Thompson 258202ac6454SAndrew Thompson sitd_mask = (EHCI_SITD_SET_SMASK(sa) | 258302ac6454SAndrew Thompson EHCI_SITD_SET_CMASK(sb)); 258402ac6454SAndrew Thompson 2585e55e1ebcSAndrew Thompson td->sitd_bp[1] = htohc32(sc, temp); 258602ac6454SAndrew Thompson 2587e55e1ebcSAndrew Thompson td->sitd_mask = htohc32(sc, sitd_mask); 258802ac6454SAndrew Thompson 258902ac6454SAndrew Thompson if (nframes == 0) { 2590e55e1ebcSAndrew Thompson td->sitd_status = htohc32(sc, 25915f128668SAndrew Thompson EHCI_SITD_IOC | 259202ac6454SAndrew Thompson EHCI_SITD_ACTIVE | 259302ac6454SAndrew Thompson EHCI_SITD_SET_LEN(*plen)); 259402ac6454SAndrew Thompson } else { 2595e55e1ebcSAndrew Thompson td->sitd_status = htohc32(sc, 25965f128668SAndrew Thompson EHCI_SITD_ACTIVE | 259702ac6454SAndrew Thompson EHCI_SITD_SET_LEN(*plen)); 259802ac6454SAndrew Thompson } 259902ac6454SAndrew Thompson usb2_pc_cpu_flush(td->page_cache); 260002ac6454SAndrew Thompson 260102ac6454SAndrew Thompson #if USB_DEBUG 260202ac6454SAndrew Thompson if (ehcidebug > 15) { 260302ac6454SAndrew Thompson DPRINTF("FS-TD %d\n", nframes); 260402ac6454SAndrew Thompson ehci_dump_sitd(sc, td); 260502ac6454SAndrew Thompson } 260602ac6454SAndrew Thompson #endif 260702ac6454SAndrew Thompson /* insert TD into schedule */ 260802ac6454SAndrew Thompson EHCI_APPEND_FS_TD(td, *pp_last); 260902ac6454SAndrew Thompson pp_last++; 261002ac6454SAndrew Thompson 261102ac6454SAndrew Thompson plen++; 261202ac6454SAndrew Thompson fss++; 261302ac6454SAndrew Thompson td_last = td; 261402ac6454SAndrew Thompson td = td->obj_next; 261502ac6454SAndrew Thompson } 261602ac6454SAndrew Thompson 261702ac6454SAndrew Thompson xfer->td_transfer_last = td_last; 261802ac6454SAndrew Thompson 261902ac6454SAndrew Thompson /* update isoc_next */ 262002ac6454SAndrew Thompson xfer->pipe->isoc_next = (pp_last - &sc->sc_isoc_fs_p_last[0]) & 262102ac6454SAndrew Thompson (EHCI_VIRTUAL_FRAMELIST_COUNT - 1); 262202ac6454SAndrew Thompson } 262302ac6454SAndrew Thompson 262402ac6454SAndrew Thompson static void 262502ac6454SAndrew Thompson ehci_device_isoc_fs_start(struct usb2_xfer *xfer) 262602ac6454SAndrew Thompson { 262702ac6454SAndrew Thompson /* put transfer on interrupt queue */ 262802ac6454SAndrew Thompson ehci_transfer_intr_enqueue(xfer); 262902ac6454SAndrew Thompson } 263002ac6454SAndrew Thompson 263102ac6454SAndrew Thompson struct usb2_pipe_methods ehci_device_isoc_fs_methods = 263202ac6454SAndrew Thompson { 263302ac6454SAndrew Thompson .open = ehci_device_isoc_fs_open, 263402ac6454SAndrew Thompson .close = ehci_device_isoc_fs_close, 263502ac6454SAndrew Thompson .enter = ehci_device_isoc_fs_enter, 263602ac6454SAndrew Thompson .start = ehci_device_isoc_fs_start, 263702ac6454SAndrew Thompson .enter_is_cancelable = 1, 263802ac6454SAndrew Thompson .start_is_cancelable = 1, 263902ac6454SAndrew Thompson }; 264002ac6454SAndrew Thompson 264102ac6454SAndrew Thompson /*------------------------------------------------------------------------* 264202ac6454SAndrew Thompson * ehci high speed isochronous support 264302ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 264402ac6454SAndrew Thompson static void 264502ac6454SAndrew Thompson ehci_device_isoc_hs_open(struct usb2_xfer *xfer) 264602ac6454SAndrew Thompson { 264702ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 264802ac6454SAndrew Thompson ehci_itd_t *td; 264902ac6454SAndrew Thompson uint32_t temp; 265002ac6454SAndrew Thompson uint8_t ds; 265102ac6454SAndrew Thompson 265202ac6454SAndrew Thompson /* initialize all TD's */ 265302ac6454SAndrew Thompson 265402ac6454SAndrew Thompson for (ds = 0; ds != 2; ds++) { 265502ac6454SAndrew Thompson 265602ac6454SAndrew Thompson for (td = xfer->td_start[ds]; td; td = td->obj_next) { 265702ac6454SAndrew Thompson 265802ac6454SAndrew Thompson /* set TD inactive */ 265902ac6454SAndrew Thompson td->itd_status[0] = 0; 266002ac6454SAndrew Thompson td->itd_status[1] = 0; 266102ac6454SAndrew Thompson td->itd_status[2] = 0; 266202ac6454SAndrew Thompson td->itd_status[3] = 0; 266302ac6454SAndrew Thompson td->itd_status[4] = 0; 266402ac6454SAndrew Thompson td->itd_status[5] = 0; 266502ac6454SAndrew Thompson td->itd_status[6] = 0; 266602ac6454SAndrew Thompson td->itd_status[7] = 0; 266702ac6454SAndrew Thompson 266802ac6454SAndrew Thompson /* set endpoint and address */ 2669e55e1ebcSAndrew Thompson td->itd_bp[0] = htohc32(sc, 26705f128668SAndrew Thompson EHCI_ITD_SET_ADDR(xfer->address) | 267102ac6454SAndrew Thompson EHCI_ITD_SET_ENDPT(UE_GET_ADDR(xfer->endpoint))); 267202ac6454SAndrew Thompson 267302ac6454SAndrew Thompson temp = 267402ac6454SAndrew Thompson EHCI_ITD_SET_MPL(xfer->max_packet_size & 0x7FF); 267502ac6454SAndrew Thompson 267602ac6454SAndrew Thompson /* set direction */ 267702ac6454SAndrew Thompson if (UE_GET_DIR(xfer->endpoint) == UE_DIR_IN) { 267802ac6454SAndrew Thompson temp |= EHCI_ITD_SET_DIR_IN; 267902ac6454SAndrew Thompson } 268002ac6454SAndrew Thompson /* set maximum packet size */ 2681e55e1ebcSAndrew Thompson td->itd_bp[1] = htohc32(sc, temp); 268202ac6454SAndrew Thompson 268302ac6454SAndrew Thompson /* set transfer multiplier */ 2684e55e1ebcSAndrew Thompson td->itd_bp[2] = htohc32(sc, xfer->max_packet_count & 3); 268502ac6454SAndrew Thompson 268602ac6454SAndrew Thompson usb2_pc_cpu_flush(td->page_cache); 268702ac6454SAndrew Thompson } 268802ac6454SAndrew Thompson } 268902ac6454SAndrew Thompson } 269002ac6454SAndrew Thompson 269102ac6454SAndrew Thompson static void 269202ac6454SAndrew Thompson ehci_device_isoc_hs_close(struct usb2_xfer *xfer) 269302ac6454SAndrew Thompson { 269402ac6454SAndrew Thompson ehci_device_done(xfer, USB_ERR_CANCELLED); 269502ac6454SAndrew Thompson } 269602ac6454SAndrew Thompson 269702ac6454SAndrew Thompson static void 269802ac6454SAndrew Thompson ehci_device_isoc_hs_enter(struct usb2_xfer *xfer) 269902ac6454SAndrew Thompson { 270002ac6454SAndrew Thompson struct usb2_page_search buf_res; 270102ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 270202ac6454SAndrew Thompson ehci_itd_t *td; 270302ac6454SAndrew Thompson ehci_itd_t *td_last = NULL; 270402ac6454SAndrew Thompson ehci_itd_t **pp_last; 270502ac6454SAndrew Thompson bus_size_t page_addr; 270602ac6454SAndrew Thompson uint32_t *plen; 270702ac6454SAndrew Thompson uint32_t status; 270802ac6454SAndrew Thompson uint32_t buf_offset; 270902ac6454SAndrew Thompson uint32_t nframes; 271002ac6454SAndrew Thompson uint32_t itd_offset[8 + 1]; 271102ac6454SAndrew Thompson uint8_t x; 271202ac6454SAndrew Thompson uint8_t td_no; 271302ac6454SAndrew Thompson uint8_t page_no; 271402ac6454SAndrew Thompson 271502ac6454SAndrew Thompson #if USB_DEBUG 271602ac6454SAndrew Thompson uint8_t once = 1; 271702ac6454SAndrew Thompson 271802ac6454SAndrew Thompson #endif 271902ac6454SAndrew Thompson 272002ac6454SAndrew Thompson DPRINTFN(6, "xfer=%p next=%d nframes=%d\n", 272102ac6454SAndrew Thompson xfer, xfer->pipe->isoc_next, xfer->nframes); 272202ac6454SAndrew Thompson 272302ac6454SAndrew Thompson /* get the current frame index */ 272402ac6454SAndrew Thompson 272502ac6454SAndrew Thompson nframes = EOREAD4(sc, EHCI_FRINDEX) / 8; 272602ac6454SAndrew Thompson 272702ac6454SAndrew Thompson /* 272802ac6454SAndrew Thompson * check if the frame index is within the window where the frames 272902ac6454SAndrew Thompson * will be inserted 273002ac6454SAndrew Thompson */ 273102ac6454SAndrew Thompson buf_offset = (nframes - xfer->pipe->isoc_next) & 273202ac6454SAndrew Thompson (EHCI_VIRTUAL_FRAMELIST_COUNT - 1); 273302ac6454SAndrew Thompson 273402ac6454SAndrew Thompson if ((xfer->pipe->is_synced == 0) || 273502ac6454SAndrew Thompson (buf_offset < ((xfer->nframes + 7) / 8))) { 273602ac6454SAndrew Thompson /* 273702ac6454SAndrew Thompson * If there is data underflow or the pipe queue is empty we 273802ac6454SAndrew Thompson * schedule the transfer a few frames ahead of the current 273902ac6454SAndrew Thompson * frame position. Else two isochronous transfers might 274002ac6454SAndrew Thompson * overlap. 274102ac6454SAndrew Thompson */ 274202ac6454SAndrew Thompson xfer->pipe->isoc_next = (nframes + 3) & 274302ac6454SAndrew Thompson (EHCI_VIRTUAL_FRAMELIST_COUNT - 1); 274402ac6454SAndrew Thompson xfer->pipe->is_synced = 1; 274502ac6454SAndrew Thompson DPRINTFN(3, "start next=%d\n", xfer->pipe->isoc_next); 274602ac6454SAndrew Thompson } 274702ac6454SAndrew Thompson /* 274802ac6454SAndrew Thompson * compute how many milliseconds the insertion is ahead of the 274902ac6454SAndrew Thompson * current frame position: 275002ac6454SAndrew Thompson */ 275102ac6454SAndrew Thompson buf_offset = (xfer->pipe->isoc_next - nframes) & 275202ac6454SAndrew Thompson (EHCI_VIRTUAL_FRAMELIST_COUNT - 1); 275302ac6454SAndrew Thompson 275402ac6454SAndrew Thompson /* 275502ac6454SAndrew Thompson * pre-compute when the isochronous transfer will be finished: 275602ac6454SAndrew Thompson */ 275702ac6454SAndrew Thompson xfer->isoc_time_complete = 275802ac6454SAndrew Thompson usb2_isoc_time_expand(&sc->sc_bus, nframes) + buf_offset + 275902ac6454SAndrew Thompson ((xfer->nframes + 7) / 8); 276002ac6454SAndrew Thompson 276102ac6454SAndrew Thompson /* get the real number of frames */ 276202ac6454SAndrew Thompson 276302ac6454SAndrew Thompson nframes = xfer->nframes; 276402ac6454SAndrew Thompson 276502ac6454SAndrew Thompson buf_offset = 0; 276602ac6454SAndrew Thompson td_no = 0; 276702ac6454SAndrew Thompson 276802ac6454SAndrew Thompson plen = xfer->frlengths; 276902ac6454SAndrew Thompson 277002ac6454SAndrew Thompson /* toggle the DMA set we are using */ 277102ac6454SAndrew Thompson xfer->flags_int.curr_dma_set ^= 1; 277202ac6454SAndrew Thompson 277302ac6454SAndrew Thompson /* get next DMA set */ 277402ac6454SAndrew Thompson td = xfer->td_start[xfer->flags_int.curr_dma_set]; 277502ac6454SAndrew Thompson xfer->td_transfer_first = td; 277602ac6454SAndrew Thompson 277702ac6454SAndrew Thompson pp_last = &sc->sc_isoc_hs_p_last[xfer->pipe->isoc_next]; 277802ac6454SAndrew Thompson 277902ac6454SAndrew Thompson /* store starting position */ 278002ac6454SAndrew Thompson 278102ac6454SAndrew Thompson xfer->qh_pos = xfer->pipe->isoc_next; 278202ac6454SAndrew Thompson 278302ac6454SAndrew Thompson while (nframes--) { 278402ac6454SAndrew Thompson if (td == NULL) { 278502ac6454SAndrew Thompson panic("%s:%d: out of TD's\n", 278602ac6454SAndrew Thompson __FUNCTION__, __LINE__); 278702ac6454SAndrew Thompson } 278802ac6454SAndrew Thompson if (pp_last >= &sc->sc_isoc_hs_p_last[EHCI_VIRTUAL_FRAMELIST_COUNT]) { 278902ac6454SAndrew Thompson pp_last = &sc->sc_isoc_hs_p_last[0]; 279002ac6454SAndrew Thompson } 279102ac6454SAndrew Thompson /* range check */ 279202ac6454SAndrew Thompson if (*plen > xfer->max_frame_size) { 279302ac6454SAndrew Thompson #if USB_DEBUG 279402ac6454SAndrew Thompson if (once) { 279502ac6454SAndrew Thompson once = 0; 279602ac6454SAndrew Thompson printf("%s: frame length(%d) exceeds %d bytes " 279702ac6454SAndrew Thompson "(frame truncated)\n", 279802ac6454SAndrew Thompson __FUNCTION__, *plen, xfer->max_frame_size); 279902ac6454SAndrew Thompson } 280002ac6454SAndrew Thompson #endif 280102ac6454SAndrew Thompson *plen = xfer->max_frame_size; 280202ac6454SAndrew Thompson } 280302ac6454SAndrew Thompson status = (EHCI_ITD_SET_LEN(*plen) | 280402ac6454SAndrew Thompson EHCI_ITD_ACTIVE | 280502ac6454SAndrew Thompson EHCI_ITD_SET_PG(0)); 2806e55e1ebcSAndrew Thompson td->itd_status[td_no] = htohc32(sc, status); 280702ac6454SAndrew Thompson itd_offset[td_no] = buf_offset; 280802ac6454SAndrew Thompson buf_offset += *plen; 280902ac6454SAndrew Thompson plen++; 281002ac6454SAndrew Thompson td_no++; 281102ac6454SAndrew Thompson 281202ac6454SAndrew Thompson if ((td_no == 8) || (nframes == 0)) { 281302ac6454SAndrew Thompson 281402ac6454SAndrew Thompson /* the rest of the transfers are not active, if any */ 281502ac6454SAndrew Thompson for (x = td_no; x != 8; x++) { 281602ac6454SAndrew Thompson td->itd_status[x] = 0; /* not active */ 281702ac6454SAndrew Thompson } 281802ac6454SAndrew Thompson 281902ac6454SAndrew Thompson /* check if there is any data to be transferred */ 282002ac6454SAndrew Thompson if (itd_offset[0] != buf_offset) { 282102ac6454SAndrew Thompson page_no = 0; 282202ac6454SAndrew Thompson itd_offset[td_no] = buf_offset; 282302ac6454SAndrew Thompson 282402ac6454SAndrew Thompson /* get first page offset */ 282502ac6454SAndrew Thompson usb2_get_page(xfer->frbuffers, itd_offset[0], &buf_res); 282602ac6454SAndrew Thompson /* get page address */ 282702ac6454SAndrew Thompson page_addr = buf_res.physaddr & ~0xFFF; 282802ac6454SAndrew Thompson /* update page address */ 2829e55e1ebcSAndrew Thompson td->itd_bp[0] &= htohc32(sc, 0xFFF); 2830e55e1ebcSAndrew Thompson td->itd_bp[0] |= htohc32(sc, page_addr); 283102ac6454SAndrew Thompson 283202ac6454SAndrew Thompson for (x = 0; x != td_no; x++) { 283302ac6454SAndrew Thompson /* set page number and page offset */ 283402ac6454SAndrew Thompson status = (EHCI_ITD_SET_PG(page_no) | 283502ac6454SAndrew Thompson (buf_res.physaddr & 0xFFF)); 2836e55e1ebcSAndrew Thompson td->itd_status[x] |= htohc32(sc, status); 283702ac6454SAndrew Thompson 283802ac6454SAndrew Thompson /* get next page offset */ 283902ac6454SAndrew Thompson if (itd_offset[x + 1] == buf_offset) { 284002ac6454SAndrew Thompson /* 284102ac6454SAndrew Thompson * We subtract one so that 284202ac6454SAndrew Thompson * we don't go off the last 284302ac6454SAndrew Thompson * page! 284402ac6454SAndrew Thompson */ 284502ac6454SAndrew Thompson usb2_get_page(xfer->frbuffers, buf_offset - 1, &buf_res); 284602ac6454SAndrew Thompson } else { 284702ac6454SAndrew Thompson usb2_get_page(xfer->frbuffers, itd_offset[x + 1], &buf_res); 284802ac6454SAndrew Thompson } 284902ac6454SAndrew Thompson 285002ac6454SAndrew Thompson /* check if we need a new page */ 285102ac6454SAndrew Thompson if ((buf_res.physaddr ^ page_addr) & ~0xFFF) { 285202ac6454SAndrew Thompson /* new page needed */ 285302ac6454SAndrew Thompson page_addr = buf_res.physaddr & ~0xFFF; 285402ac6454SAndrew Thompson if (page_no == 6) { 285502ac6454SAndrew Thompson panic("%s: too many pages\n", __FUNCTION__); 285602ac6454SAndrew Thompson } 285702ac6454SAndrew Thompson page_no++; 285802ac6454SAndrew Thompson /* update page address */ 2859e55e1ebcSAndrew Thompson td->itd_bp[page_no] &= htohc32(sc, 0xFFF); 2860e55e1ebcSAndrew Thompson td->itd_bp[page_no] |= htohc32(sc, page_addr); 286102ac6454SAndrew Thompson } 286202ac6454SAndrew Thompson } 286302ac6454SAndrew Thompson } 286402ac6454SAndrew Thompson /* set IOC bit if we are complete */ 286502ac6454SAndrew Thompson if (nframes == 0) { 2866e55e1ebcSAndrew Thompson td->itd_status[7] |= htohc32(sc, EHCI_ITD_IOC); 286702ac6454SAndrew Thompson } 286802ac6454SAndrew Thompson usb2_pc_cpu_flush(td->page_cache); 286902ac6454SAndrew Thompson #if USB_DEBUG 287002ac6454SAndrew Thompson if (ehcidebug > 15) { 287102ac6454SAndrew Thompson DPRINTF("HS-TD %d\n", nframes); 287202ac6454SAndrew Thompson ehci_dump_itd(sc, td); 287302ac6454SAndrew Thompson } 287402ac6454SAndrew Thompson #endif 287502ac6454SAndrew Thompson /* insert TD into schedule */ 287602ac6454SAndrew Thompson EHCI_APPEND_HS_TD(td, *pp_last); 287702ac6454SAndrew Thompson pp_last++; 287802ac6454SAndrew Thompson 287902ac6454SAndrew Thompson td_no = 0; 288002ac6454SAndrew Thompson td_last = td; 288102ac6454SAndrew Thompson td = td->obj_next; 288202ac6454SAndrew Thompson } 288302ac6454SAndrew Thompson } 288402ac6454SAndrew Thompson 288502ac6454SAndrew Thompson xfer->td_transfer_last = td_last; 288602ac6454SAndrew Thompson 288702ac6454SAndrew Thompson /* update isoc_next */ 288802ac6454SAndrew Thompson xfer->pipe->isoc_next = (pp_last - &sc->sc_isoc_hs_p_last[0]) & 288902ac6454SAndrew Thompson (EHCI_VIRTUAL_FRAMELIST_COUNT - 1); 289002ac6454SAndrew Thompson } 289102ac6454SAndrew Thompson 289202ac6454SAndrew Thompson static void 289302ac6454SAndrew Thompson ehci_device_isoc_hs_start(struct usb2_xfer *xfer) 289402ac6454SAndrew Thompson { 289502ac6454SAndrew Thompson /* put transfer on interrupt queue */ 289602ac6454SAndrew Thompson ehci_transfer_intr_enqueue(xfer); 289702ac6454SAndrew Thompson } 289802ac6454SAndrew Thompson 289902ac6454SAndrew Thompson struct usb2_pipe_methods ehci_device_isoc_hs_methods = 290002ac6454SAndrew Thompson { 290102ac6454SAndrew Thompson .open = ehci_device_isoc_hs_open, 290202ac6454SAndrew Thompson .close = ehci_device_isoc_hs_close, 290302ac6454SAndrew Thompson .enter = ehci_device_isoc_hs_enter, 290402ac6454SAndrew Thompson .start = ehci_device_isoc_hs_start, 290502ac6454SAndrew Thompson .enter_is_cancelable = 1, 290602ac6454SAndrew Thompson .start_is_cancelable = 1, 290702ac6454SAndrew Thompson }; 290802ac6454SAndrew Thompson 290902ac6454SAndrew Thompson /*------------------------------------------------------------------------* 291002ac6454SAndrew Thompson * ehci root control support 291102ac6454SAndrew Thompson *------------------------------------------------------------------------* 291202ac6454SAndrew Thompson * simulate a hardware hub by handling 291302ac6454SAndrew Thompson * all the necessary requests 291402ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 291502ac6454SAndrew Thompson 291602ac6454SAndrew Thompson static void 291702ac6454SAndrew Thompson ehci_root_ctrl_open(struct usb2_xfer *xfer) 291802ac6454SAndrew Thompson { 291902ac6454SAndrew Thompson return; 292002ac6454SAndrew Thompson } 292102ac6454SAndrew Thompson 292202ac6454SAndrew Thompson static void 292302ac6454SAndrew Thompson ehci_root_ctrl_close(struct usb2_xfer *xfer) 292402ac6454SAndrew Thompson { 292502ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 292602ac6454SAndrew Thompson 292702ac6454SAndrew Thompson if (sc->sc_root_ctrl.xfer == xfer) { 292802ac6454SAndrew Thompson sc->sc_root_ctrl.xfer = NULL; 292902ac6454SAndrew Thompson } 293002ac6454SAndrew Thompson ehci_device_done(xfer, USB_ERR_CANCELLED); 293102ac6454SAndrew Thompson } 293202ac6454SAndrew Thompson 293302ac6454SAndrew Thompson /* data structures and routines 293402ac6454SAndrew Thompson * to emulate the root hub: 293502ac6454SAndrew Thompson */ 293602ac6454SAndrew Thompson 293702ac6454SAndrew Thompson static const 293802ac6454SAndrew Thompson struct usb2_device_descriptor ehci_devd = 293902ac6454SAndrew Thompson { 294002ac6454SAndrew Thompson sizeof(struct usb2_device_descriptor), 294102ac6454SAndrew Thompson UDESC_DEVICE, /* type */ 294202ac6454SAndrew Thompson {0x00, 0x02}, /* USB version */ 294302ac6454SAndrew Thompson UDCLASS_HUB, /* class */ 294402ac6454SAndrew Thompson UDSUBCLASS_HUB, /* subclass */ 294502ac6454SAndrew Thompson UDPROTO_HSHUBSTT, /* protocol */ 294602ac6454SAndrew Thompson 64, /* max packet */ 294702ac6454SAndrew Thompson {0}, {0}, {0x00, 0x01}, /* device id */ 294802ac6454SAndrew Thompson 1, 2, 0, /* string indicies */ 294902ac6454SAndrew Thompson 1 /* # of configurations */ 295002ac6454SAndrew Thompson }; 295102ac6454SAndrew Thompson 295202ac6454SAndrew Thompson static const 295302ac6454SAndrew Thompson struct usb2_device_qualifier ehci_odevd = 295402ac6454SAndrew Thompson { 295502ac6454SAndrew Thompson sizeof(struct usb2_device_qualifier), 295602ac6454SAndrew Thompson UDESC_DEVICE_QUALIFIER, /* type */ 295702ac6454SAndrew Thompson {0x00, 0x02}, /* USB version */ 295802ac6454SAndrew Thompson UDCLASS_HUB, /* class */ 295902ac6454SAndrew Thompson UDSUBCLASS_HUB, /* subclass */ 296002ac6454SAndrew Thompson UDPROTO_FSHUB, /* protocol */ 296102ac6454SAndrew Thompson 0, /* max packet */ 296202ac6454SAndrew Thompson 0, /* # of configurations */ 296302ac6454SAndrew Thompson 0 296402ac6454SAndrew Thompson }; 296502ac6454SAndrew Thompson 296602ac6454SAndrew Thompson static const struct ehci_config_desc ehci_confd = { 296702ac6454SAndrew Thompson .confd = { 296802ac6454SAndrew Thompson .bLength = sizeof(struct usb2_config_descriptor), 296902ac6454SAndrew Thompson .bDescriptorType = UDESC_CONFIG, 297002ac6454SAndrew Thompson .wTotalLength[0] = sizeof(ehci_confd), 297102ac6454SAndrew Thompson .bNumInterface = 1, 297202ac6454SAndrew Thompson .bConfigurationValue = 1, 297302ac6454SAndrew Thompson .iConfiguration = 0, 297402ac6454SAndrew Thompson .bmAttributes = UC_SELF_POWERED, 297502ac6454SAndrew Thompson .bMaxPower = 0 /* max power */ 297602ac6454SAndrew Thompson }, 297702ac6454SAndrew Thompson 297802ac6454SAndrew Thompson .ifcd = { 297902ac6454SAndrew Thompson .bLength = sizeof(struct usb2_interface_descriptor), 298002ac6454SAndrew Thompson .bDescriptorType = UDESC_INTERFACE, 298102ac6454SAndrew Thompson .bNumEndpoints = 1, 298202ac6454SAndrew Thompson .bInterfaceClass = UICLASS_HUB, 298302ac6454SAndrew Thompson .bInterfaceSubClass = UISUBCLASS_HUB, 298402ac6454SAndrew Thompson .bInterfaceProtocol = UIPROTO_HSHUBSTT, 298502ac6454SAndrew Thompson 0 298602ac6454SAndrew Thompson }, 298702ac6454SAndrew Thompson 298802ac6454SAndrew Thompson .endpd = { 298902ac6454SAndrew Thompson .bLength = sizeof(struct usb2_endpoint_descriptor), 299002ac6454SAndrew Thompson .bDescriptorType = UDESC_ENDPOINT, 299102ac6454SAndrew Thompson .bEndpointAddress = UE_DIR_IN | EHCI_INTR_ENDPT, 299202ac6454SAndrew Thompson .bmAttributes = UE_INTERRUPT, 299302ac6454SAndrew Thompson .wMaxPacketSize[0] = 8, /* max packet (63 ports) */ 299402ac6454SAndrew Thompson .bInterval = 255, 299502ac6454SAndrew Thompson }, 299602ac6454SAndrew Thompson }; 299702ac6454SAndrew Thompson 299802ac6454SAndrew Thompson static const 299902ac6454SAndrew Thompson struct usb2_hub_descriptor ehci_hubd = 300002ac6454SAndrew Thompson { 300102ac6454SAndrew Thompson 0, /* dynamic length */ 300202ac6454SAndrew Thompson UDESC_HUB, 300302ac6454SAndrew Thompson 0, 300402ac6454SAndrew Thompson {0, 0}, 300502ac6454SAndrew Thompson 0, 300602ac6454SAndrew Thompson 0, 300702ac6454SAndrew Thompson {0}, 300802ac6454SAndrew Thompson }; 300902ac6454SAndrew Thompson 301002ac6454SAndrew Thompson static void 301102ac6454SAndrew Thompson ehci_disown(ehci_softc_t *sc, uint16_t index, uint8_t lowspeed) 301202ac6454SAndrew Thompson { 301302ac6454SAndrew Thompson uint32_t port; 301402ac6454SAndrew Thompson uint32_t v; 301502ac6454SAndrew Thompson 301602ac6454SAndrew Thompson DPRINTF("index=%d lowspeed=%d\n", index, lowspeed); 301702ac6454SAndrew Thompson 301802ac6454SAndrew Thompson port = EHCI_PORTSC(index); 301902ac6454SAndrew Thompson v = EOREAD4(sc, port) & ~EHCI_PS_CLEAR; 302002ac6454SAndrew Thompson EOWRITE4(sc, port, v | EHCI_PS_PO); 302102ac6454SAndrew Thompson } 302202ac6454SAndrew Thompson 302302ac6454SAndrew Thompson static void 302402ac6454SAndrew Thompson ehci_root_ctrl_enter(struct usb2_xfer *xfer) 302502ac6454SAndrew Thompson { 302602ac6454SAndrew Thompson return; 302702ac6454SAndrew Thompson } 302802ac6454SAndrew Thompson 302902ac6454SAndrew Thompson static void 303002ac6454SAndrew Thompson ehci_root_ctrl_start(struct usb2_xfer *xfer) 303102ac6454SAndrew Thompson { 303202ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 303302ac6454SAndrew Thompson 303402ac6454SAndrew Thompson DPRINTF("\n"); 303502ac6454SAndrew Thompson 303602ac6454SAndrew Thompson sc->sc_root_ctrl.xfer = xfer; 303702ac6454SAndrew Thompson 303802ac6454SAndrew Thompson usb2_bus_roothub_exec(xfer->xroot->bus); 303902ac6454SAndrew Thompson } 304002ac6454SAndrew Thompson 304102ac6454SAndrew Thompson static void 304202ac6454SAndrew Thompson ehci_root_ctrl_task(struct usb2_bus *bus) 304302ac6454SAndrew Thompson { 304402ac6454SAndrew Thompson ehci_root_ctrl_poll(EHCI_BUS2SC(bus)); 304502ac6454SAndrew Thompson } 304602ac6454SAndrew Thompson 304702ac6454SAndrew Thompson static void 304802ac6454SAndrew Thompson ehci_root_ctrl_done(struct usb2_xfer *xfer, 304902ac6454SAndrew Thompson struct usb2_sw_transfer *std) 305002ac6454SAndrew Thompson { 305102ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 305202ac6454SAndrew Thompson char *ptr; 305302ac6454SAndrew Thompson uint32_t port; 305402ac6454SAndrew Thompson uint32_t v; 305502ac6454SAndrew Thompson uint16_t i; 305602ac6454SAndrew Thompson uint16_t value; 305702ac6454SAndrew Thompson uint16_t index; 305802ac6454SAndrew Thompson uint8_t l; 305902ac6454SAndrew Thompson 306002ac6454SAndrew Thompson USB_BUS_LOCK_ASSERT(&sc->sc_bus, MA_OWNED); 306102ac6454SAndrew Thompson 306202ac6454SAndrew Thompson if (std->state != USB_SW_TR_SETUP) { 306302ac6454SAndrew Thompson if (std->state == USB_SW_TR_PRE_CALLBACK) { 306402ac6454SAndrew Thompson /* transfer transferred */ 306502ac6454SAndrew Thompson ehci_device_done(xfer, std->err); 306602ac6454SAndrew Thompson } 306702ac6454SAndrew Thompson goto done; 306802ac6454SAndrew Thompson } 306902ac6454SAndrew Thompson /* buffer reset */ 307002ac6454SAndrew Thompson std->ptr = sc->sc_hub_desc.temp; 307102ac6454SAndrew Thompson std->len = 0; 307202ac6454SAndrew Thompson 307302ac6454SAndrew Thompson value = UGETW(std->req.wValue); 307402ac6454SAndrew Thompson index = UGETW(std->req.wIndex); 307502ac6454SAndrew Thompson 307602ac6454SAndrew Thompson DPRINTFN(3, "type=0x%02x request=0x%02x wLen=0x%04x " 307702ac6454SAndrew Thompson "wValue=0x%04x wIndex=0x%04x\n", 307802ac6454SAndrew Thompson std->req.bmRequestType, std->req.bRequest, 307902ac6454SAndrew Thompson UGETW(std->req.wLength), value, index); 308002ac6454SAndrew Thompson 308102ac6454SAndrew Thompson #define C(x,y) ((x) | ((y) << 8)) 308202ac6454SAndrew Thompson switch (C(std->req.bRequest, std->req.bmRequestType)) { 308302ac6454SAndrew Thompson case C(UR_CLEAR_FEATURE, UT_WRITE_DEVICE): 308402ac6454SAndrew Thompson case C(UR_CLEAR_FEATURE, UT_WRITE_INTERFACE): 308502ac6454SAndrew Thompson case C(UR_CLEAR_FEATURE, UT_WRITE_ENDPOINT): 308602ac6454SAndrew Thompson /* 308702ac6454SAndrew Thompson * DEVICE_REMOTE_WAKEUP and ENDPOINT_HALT are no-ops 308802ac6454SAndrew Thompson * for the integrated root hub. 308902ac6454SAndrew Thompson */ 309002ac6454SAndrew Thompson break; 309102ac6454SAndrew Thompson case C(UR_GET_CONFIG, UT_READ_DEVICE): 309202ac6454SAndrew Thompson std->len = 1; 309302ac6454SAndrew Thompson sc->sc_hub_desc.temp[0] = sc->sc_conf; 309402ac6454SAndrew Thompson break; 309502ac6454SAndrew Thompson case C(UR_GET_DESCRIPTOR, UT_READ_DEVICE): 309602ac6454SAndrew Thompson switch (value >> 8) { 309702ac6454SAndrew Thompson case UDESC_DEVICE: 309802ac6454SAndrew Thompson if ((value & 0xff) != 0) { 309902ac6454SAndrew Thompson std->err = USB_ERR_IOERROR; 310002ac6454SAndrew Thompson goto done; 310102ac6454SAndrew Thompson } 310202ac6454SAndrew Thompson std->len = sizeof(ehci_devd); 310302ac6454SAndrew Thompson sc->sc_hub_desc.devd = ehci_devd; 310402ac6454SAndrew Thompson break; 310502ac6454SAndrew Thompson /* 310602ac6454SAndrew Thompson * We can't really operate at another speed, 310702ac6454SAndrew Thompson * but the specification says we need this 310802ac6454SAndrew Thompson * descriptor: 310902ac6454SAndrew Thompson */ 311002ac6454SAndrew Thompson case UDESC_DEVICE_QUALIFIER: 311102ac6454SAndrew Thompson if ((value & 0xff) != 0) { 311202ac6454SAndrew Thompson std->err = USB_ERR_IOERROR; 311302ac6454SAndrew Thompson goto done; 311402ac6454SAndrew Thompson } 311502ac6454SAndrew Thompson std->len = sizeof(ehci_odevd); 311602ac6454SAndrew Thompson sc->sc_hub_desc.odevd = ehci_odevd; 311702ac6454SAndrew Thompson break; 311802ac6454SAndrew Thompson 311902ac6454SAndrew Thompson case UDESC_CONFIG: 312002ac6454SAndrew Thompson if ((value & 0xff) != 0) { 312102ac6454SAndrew Thompson std->err = USB_ERR_IOERROR; 312202ac6454SAndrew Thompson goto done; 312302ac6454SAndrew Thompson } 312402ac6454SAndrew Thompson std->len = sizeof(ehci_confd); 312502ac6454SAndrew Thompson std->ptr = USB_ADD_BYTES(&ehci_confd, 0); 312602ac6454SAndrew Thompson break; 312702ac6454SAndrew Thompson 312802ac6454SAndrew Thompson case UDESC_STRING: 312902ac6454SAndrew Thompson switch (value & 0xff) { 313002ac6454SAndrew Thompson case 0: /* Language table */ 313102ac6454SAndrew Thompson ptr = "\001"; 313202ac6454SAndrew Thompson break; 313302ac6454SAndrew Thompson 313402ac6454SAndrew Thompson case 1: /* Vendor */ 313502ac6454SAndrew Thompson ptr = sc->sc_vendor; 313602ac6454SAndrew Thompson break; 313702ac6454SAndrew Thompson 313802ac6454SAndrew Thompson case 2: /* Product */ 313902ac6454SAndrew Thompson ptr = "EHCI root HUB"; 314002ac6454SAndrew Thompson break; 314102ac6454SAndrew Thompson 314202ac6454SAndrew Thompson default: 314302ac6454SAndrew Thompson ptr = ""; 314402ac6454SAndrew Thompson break; 314502ac6454SAndrew Thompson } 314602ac6454SAndrew Thompson 314702ac6454SAndrew Thompson std->len = usb2_make_str_desc 314802ac6454SAndrew Thompson (sc->sc_hub_desc.temp, 314902ac6454SAndrew Thompson sizeof(sc->sc_hub_desc.temp), 315002ac6454SAndrew Thompson ptr); 315102ac6454SAndrew Thompson break; 315202ac6454SAndrew Thompson default: 315302ac6454SAndrew Thompson std->err = USB_ERR_IOERROR; 315402ac6454SAndrew Thompson goto done; 315502ac6454SAndrew Thompson } 315602ac6454SAndrew Thompson break; 315702ac6454SAndrew Thompson case C(UR_GET_INTERFACE, UT_READ_INTERFACE): 315802ac6454SAndrew Thompson std->len = 1; 315902ac6454SAndrew Thompson sc->sc_hub_desc.temp[0] = 0; 316002ac6454SAndrew Thompson break; 316102ac6454SAndrew Thompson case C(UR_GET_STATUS, UT_READ_DEVICE): 316202ac6454SAndrew Thompson std->len = 2; 316302ac6454SAndrew Thompson USETW(sc->sc_hub_desc.stat.wStatus, UDS_SELF_POWERED); 316402ac6454SAndrew Thompson break; 316502ac6454SAndrew Thompson case C(UR_GET_STATUS, UT_READ_INTERFACE): 316602ac6454SAndrew Thompson case C(UR_GET_STATUS, UT_READ_ENDPOINT): 316702ac6454SAndrew Thompson std->len = 2; 316802ac6454SAndrew Thompson USETW(sc->sc_hub_desc.stat.wStatus, 0); 316902ac6454SAndrew Thompson break; 317002ac6454SAndrew Thompson case C(UR_SET_ADDRESS, UT_WRITE_DEVICE): 317102ac6454SAndrew Thompson if (value >= USB_MAX_DEVICES) { 317202ac6454SAndrew Thompson std->err = USB_ERR_IOERROR; 317302ac6454SAndrew Thompson goto done; 317402ac6454SAndrew Thompson } 317502ac6454SAndrew Thompson sc->sc_addr = value; 317602ac6454SAndrew Thompson break; 317702ac6454SAndrew Thompson case C(UR_SET_CONFIG, UT_WRITE_DEVICE): 317802ac6454SAndrew Thompson if ((value != 0) && (value != 1)) { 317902ac6454SAndrew Thompson std->err = USB_ERR_IOERROR; 318002ac6454SAndrew Thompson goto done; 318102ac6454SAndrew Thompson } 318202ac6454SAndrew Thompson sc->sc_conf = value; 318302ac6454SAndrew Thompson break; 318402ac6454SAndrew Thompson case C(UR_SET_DESCRIPTOR, UT_WRITE_DEVICE): 318502ac6454SAndrew Thompson break; 318602ac6454SAndrew Thompson case C(UR_SET_FEATURE, UT_WRITE_DEVICE): 318702ac6454SAndrew Thompson case C(UR_SET_FEATURE, UT_WRITE_INTERFACE): 318802ac6454SAndrew Thompson case C(UR_SET_FEATURE, UT_WRITE_ENDPOINT): 318902ac6454SAndrew Thompson std->err = USB_ERR_IOERROR; 319002ac6454SAndrew Thompson goto done; 319102ac6454SAndrew Thompson case C(UR_SET_INTERFACE, UT_WRITE_INTERFACE): 319202ac6454SAndrew Thompson break; 319302ac6454SAndrew Thompson case C(UR_SYNCH_FRAME, UT_WRITE_ENDPOINT): 319402ac6454SAndrew Thompson break; 319502ac6454SAndrew Thompson /* Hub requests */ 319602ac6454SAndrew Thompson case C(UR_CLEAR_FEATURE, UT_WRITE_CLASS_DEVICE): 319702ac6454SAndrew Thompson break; 319802ac6454SAndrew Thompson case C(UR_CLEAR_FEATURE, UT_WRITE_CLASS_OTHER): 319902ac6454SAndrew Thompson DPRINTFN(9, "UR_CLEAR_PORT_FEATURE\n"); 320002ac6454SAndrew Thompson 320102ac6454SAndrew Thompson if ((index < 1) || 320202ac6454SAndrew Thompson (index > sc->sc_noport)) { 320302ac6454SAndrew Thompson std->err = USB_ERR_IOERROR; 320402ac6454SAndrew Thompson goto done; 320502ac6454SAndrew Thompson } 320602ac6454SAndrew Thompson port = EHCI_PORTSC(index); 320702ac6454SAndrew Thompson v = EOREAD4(sc, port) & ~EHCI_PS_CLEAR; 320802ac6454SAndrew Thompson switch (value) { 320902ac6454SAndrew Thompson case UHF_PORT_ENABLE: 321002ac6454SAndrew Thompson EOWRITE4(sc, port, v & ~EHCI_PS_PE); 321102ac6454SAndrew Thompson break; 321202ac6454SAndrew Thompson case UHF_PORT_SUSPEND: 321302ac6454SAndrew Thompson if ((v & EHCI_PS_SUSP) && (!(v & EHCI_PS_FPR))) { 321402ac6454SAndrew Thompson 321502ac6454SAndrew Thompson /* 321602ac6454SAndrew Thompson * waking up a High Speed device is rather 321702ac6454SAndrew Thompson * complicated if 321802ac6454SAndrew Thompson */ 321902ac6454SAndrew Thompson EOWRITE4(sc, port, v | EHCI_PS_FPR); 322002ac6454SAndrew Thompson } 322102ac6454SAndrew Thompson /* wait 20ms for resume sequence to complete */ 322202ac6454SAndrew Thompson usb2_pause_mtx(&sc->sc_bus.bus_mtx, hz / 50); 322302ac6454SAndrew Thompson 322402ac6454SAndrew Thompson EOWRITE4(sc, port, v & ~(EHCI_PS_SUSP | 322502ac6454SAndrew Thompson EHCI_PS_FPR | (3 << 10) /* High Speed */ )); 322602ac6454SAndrew Thompson 32274a35cda7SAndrew Thompson /* 4ms settle time */ 322802ac6454SAndrew Thompson usb2_pause_mtx(&sc->sc_bus.bus_mtx, hz / 250); 322902ac6454SAndrew Thompson break; 323002ac6454SAndrew Thompson case UHF_PORT_POWER: 323102ac6454SAndrew Thompson EOWRITE4(sc, port, v & ~EHCI_PS_PP); 323202ac6454SAndrew Thompson break; 323302ac6454SAndrew Thompson case UHF_PORT_TEST: 323402ac6454SAndrew Thompson DPRINTFN(3, "clear port test " 323502ac6454SAndrew Thompson "%d\n", index); 323602ac6454SAndrew Thompson break; 323702ac6454SAndrew Thompson case UHF_PORT_INDICATOR: 323802ac6454SAndrew Thompson DPRINTFN(3, "clear port ind " 323902ac6454SAndrew Thompson "%d\n", index); 324002ac6454SAndrew Thompson EOWRITE4(sc, port, v & ~EHCI_PS_PIC); 324102ac6454SAndrew Thompson break; 324202ac6454SAndrew Thompson case UHF_C_PORT_CONNECTION: 324302ac6454SAndrew Thompson EOWRITE4(sc, port, v | EHCI_PS_CSC); 324402ac6454SAndrew Thompson break; 324502ac6454SAndrew Thompson case UHF_C_PORT_ENABLE: 324602ac6454SAndrew Thompson EOWRITE4(sc, port, v | EHCI_PS_PEC); 324702ac6454SAndrew Thompson break; 324802ac6454SAndrew Thompson case UHF_C_PORT_SUSPEND: 324902ac6454SAndrew Thompson EOWRITE4(sc, port, v | EHCI_PS_SUSP); 325002ac6454SAndrew Thompson break; 325102ac6454SAndrew Thompson case UHF_C_PORT_OVER_CURRENT: 325202ac6454SAndrew Thompson EOWRITE4(sc, port, v | EHCI_PS_OCC); 325302ac6454SAndrew Thompson break; 325402ac6454SAndrew Thompson case UHF_C_PORT_RESET: 325502ac6454SAndrew Thompson sc->sc_isreset = 0; 325602ac6454SAndrew Thompson break; 325702ac6454SAndrew Thompson default: 325802ac6454SAndrew Thompson std->err = USB_ERR_IOERROR; 325902ac6454SAndrew Thompson goto done; 326002ac6454SAndrew Thompson } 326102ac6454SAndrew Thompson break; 326202ac6454SAndrew Thompson case C(UR_GET_DESCRIPTOR, UT_READ_CLASS_DEVICE): 326302ac6454SAndrew Thompson if ((value & 0xff) != 0) { 326402ac6454SAndrew Thompson std->err = USB_ERR_IOERROR; 326502ac6454SAndrew Thompson goto done; 326602ac6454SAndrew Thompson } 326702ac6454SAndrew Thompson v = EOREAD4(sc, EHCI_HCSPARAMS); 326802ac6454SAndrew Thompson 326902ac6454SAndrew Thompson sc->sc_hub_desc.hubd = ehci_hubd; 327002ac6454SAndrew Thompson sc->sc_hub_desc.hubd.bNbrPorts = sc->sc_noport; 327102ac6454SAndrew Thompson USETW(sc->sc_hub_desc.hubd.wHubCharacteristics, 327202ac6454SAndrew Thompson (EHCI_HCS_PPC(v) ? UHD_PWR_INDIVIDUAL : UHD_PWR_NO_SWITCH) | 327302ac6454SAndrew Thompson (EHCI_HCS_P_INDICATOR(EREAD4(sc, EHCI_HCSPARAMS)) ? 327402ac6454SAndrew Thompson UHD_PORT_IND : 0)); 327502ac6454SAndrew Thompson /* XXX can't find out? */ 327602ac6454SAndrew Thompson sc->sc_hub_desc.hubd.bPwrOn2PwrGood = 200; 327702ac6454SAndrew Thompson for (l = 0; l < sc->sc_noport; l++) { 327802ac6454SAndrew Thompson /* XXX can't find out? */ 327902ac6454SAndrew Thompson sc->sc_hub_desc.hubd.DeviceRemovable[l / 8] &= ~(1 << (l % 8)); 328002ac6454SAndrew Thompson } 328102ac6454SAndrew Thompson sc->sc_hub_desc.hubd.bDescLength = 328202ac6454SAndrew Thompson 8 + ((sc->sc_noport + 7) / 8); 328302ac6454SAndrew Thompson std->len = sc->sc_hub_desc.hubd.bDescLength; 328402ac6454SAndrew Thompson break; 328502ac6454SAndrew Thompson case C(UR_GET_STATUS, UT_READ_CLASS_DEVICE): 328602ac6454SAndrew Thompson std->len = 16; 328702ac6454SAndrew Thompson bzero(sc->sc_hub_desc.temp, 16); 328802ac6454SAndrew Thompson break; 328902ac6454SAndrew Thompson case C(UR_GET_STATUS, UT_READ_CLASS_OTHER): 329002ac6454SAndrew Thompson DPRINTFN(9, "get port status i=%d\n", 329102ac6454SAndrew Thompson index); 329202ac6454SAndrew Thompson if ((index < 1) || 329302ac6454SAndrew Thompson (index > sc->sc_noport)) { 329402ac6454SAndrew Thompson std->err = USB_ERR_IOERROR; 329502ac6454SAndrew Thompson goto done; 329602ac6454SAndrew Thompson } 329702ac6454SAndrew Thompson v = EOREAD4(sc, EHCI_PORTSC(index)); 329802ac6454SAndrew Thompson DPRINTFN(9, "port status=0x%04x\n", v); 3299e55e1ebcSAndrew Thompson if (sc->sc_flags & (EHCI_SCFLG_FORCESPEED | EHCI_SCFLG_TT)) { 330002ac6454SAndrew Thompson if ((v & 0xc000000) == 0x8000000) 330102ac6454SAndrew Thompson i = UPS_HIGH_SPEED; 330202ac6454SAndrew Thompson else if ((v & 0xc000000) == 0x4000000) 330302ac6454SAndrew Thompson i = UPS_LOW_SPEED; 330402ac6454SAndrew Thompson else 330502ac6454SAndrew Thompson i = 0; 330602ac6454SAndrew Thompson } else { 330702ac6454SAndrew Thompson i = UPS_HIGH_SPEED; 330802ac6454SAndrew Thompson } 330902ac6454SAndrew Thompson if (v & EHCI_PS_CS) 331002ac6454SAndrew Thompson i |= UPS_CURRENT_CONNECT_STATUS; 331102ac6454SAndrew Thompson if (v & EHCI_PS_PE) 331202ac6454SAndrew Thompson i |= UPS_PORT_ENABLED; 331302ac6454SAndrew Thompson if ((v & EHCI_PS_SUSP) && !(v & EHCI_PS_FPR)) 331402ac6454SAndrew Thompson i |= UPS_SUSPEND; 331502ac6454SAndrew Thompson if (v & EHCI_PS_OCA) 331602ac6454SAndrew Thompson i |= UPS_OVERCURRENT_INDICATOR; 331702ac6454SAndrew Thompson if (v & EHCI_PS_PR) 331802ac6454SAndrew Thompson i |= UPS_RESET; 331902ac6454SAndrew Thompson if (v & EHCI_PS_PP) 332002ac6454SAndrew Thompson i |= UPS_PORT_POWER; 332102ac6454SAndrew Thompson USETW(sc->sc_hub_desc.ps.wPortStatus, i); 332202ac6454SAndrew Thompson i = 0; 332302ac6454SAndrew Thompson if (v & EHCI_PS_CSC) 332402ac6454SAndrew Thompson i |= UPS_C_CONNECT_STATUS; 332502ac6454SAndrew Thompson if (v & EHCI_PS_PEC) 332602ac6454SAndrew Thompson i |= UPS_C_PORT_ENABLED; 332702ac6454SAndrew Thompson if (v & EHCI_PS_OCC) 332802ac6454SAndrew Thompson i |= UPS_C_OVERCURRENT_INDICATOR; 332902ac6454SAndrew Thompson if (v & EHCI_PS_FPR) 333002ac6454SAndrew Thompson i |= UPS_C_SUSPEND; 333102ac6454SAndrew Thompson if (sc->sc_isreset) 333202ac6454SAndrew Thompson i |= UPS_C_PORT_RESET; 333302ac6454SAndrew Thompson USETW(sc->sc_hub_desc.ps.wPortChange, i); 333402ac6454SAndrew Thompson std->len = sizeof(sc->sc_hub_desc.ps); 333502ac6454SAndrew Thompson break; 333602ac6454SAndrew Thompson case C(UR_SET_DESCRIPTOR, UT_WRITE_CLASS_DEVICE): 333702ac6454SAndrew Thompson std->err = USB_ERR_IOERROR; 333802ac6454SAndrew Thompson goto done; 333902ac6454SAndrew Thompson case C(UR_SET_FEATURE, UT_WRITE_CLASS_DEVICE): 334002ac6454SAndrew Thompson break; 334102ac6454SAndrew Thompson case C(UR_SET_FEATURE, UT_WRITE_CLASS_OTHER): 334202ac6454SAndrew Thompson if ((index < 1) || 334302ac6454SAndrew Thompson (index > sc->sc_noport)) { 334402ac6454SAndrew Thompson std->err = USB_ERR_IOERROR; 334502ac6454SAndrew Thompson goto done; 334602ac6454SAndrew Thompson } 334702ac6454SAndrew Thompson port = EHCI_PORTSC(index); 334802ac6454SAndrew Thompson v = EOREAD4(sc, port) & ~EHCI_PS_CLEAR; 334902ac6454SAndrew Thompson switch (value) { 335002ac6454SAndrew Thompson case UHF_PORT_ENABLE: 335102ac6454SAndrew Thompson EOWRITE4(sc, port, v | EHCI_PS_PE); 335202ac6454SAndrew Thompson break; 335302ac6454SAndrew Thompson case UHF_PORT_SUSPEND: 335402ac6454SAndrew Thompson EOWRITE4(sc, port, v | EHCI_PS_SUSP); 335502ac6454SAndrew Thompson break; 335602ac6454SAndrew Thompson case UHF_PORT_RESET: 335702ac6454SAndrew Thompson DPRINTFN(6, "reset port %d\n", index); 335802ac6454SAndrew Thompson #if USB_DEBUG 335902ac6454SAndrew Thompson if (ehcinohighspeed) { 336002ac6454SAndrew Thompson /* 336102ac6454SAndrew Thompson * Connect USB device to companion 336202ac6454SAndrew Thompson * controller. 336302ac6454SAndrew Thompson */ 336402ac6454SAndrew Thompson ehci_disown(sc, index, 1); 336502ac6454SAndrew Thompson break; 336602ac6454SAndrew Thompson } 336702ac6454SAndrew Thompson #endif 3368e55e1ebcSAndrew Thompson if (EHCI_PS_IS_LOWSPEED(v) && 3369e55e1ebcSAndrew Thompson (sc->sc_flags & EHCI_SCFLG_TT) == 0) { 337002ac6454SAndrew Thompson /* Low speed device, give up ownership. */ 337102ac6454SAndrew Thompson ehci_disown(sc, index, 1); 337202ac6454SAndrew Thompson break; 337302ac6454SAndrew Thompson } 337402ac6454SAndrew Thompson /* Start reset sequence. */ 337502ac6454SAndrew Thompson v &= ~(EHCI_PS_PE | EHCI_PS_PR); 337602ac6454SAndrew Thompson EOWRITE4(sc, port, v | EHCI_PS_PR); 337702ac6454SAndrew Thompson 337802ac6454SAndrew Thompson /* Wait for reset to complete. */ 337902ac6454SAndrew Thompson usb2_pause_mtx(&sc->sc_bus.bus_mtx, 338002ac6454SAndrew Thompson USB_MS_TO_TICKS(USB_PORT_ROOT_RESET_DELAY)); 338102ac6454SAndrew Thompson 338202ac6454SAndrew Thompson /* Terminate reset sequence. */ 338302ac6454SAndrew Thompson if (!(sc->sc_flags & EHCI_SCFLG_NORESTERM)) 338402ac6454SAndrew Thompson EOWRITE4(sc, port, v); 338502ac6454SAndrew Thompson 338602ac6454SAndrew Thompson /* Wait for HC to complete reset. */ 338702ac6454SAndrew Thompson usb2_pause_mtx(&sc->sc_bus.bus_mtx, 338802ac6454SAndrew Thompson USB_MS_TO_TICKS(EHCI_PORT_RESET_COMPLETE)); 338902ac6454SAndrew Thompson 339002ac6454SAndrew Thompson v = EOREAD4(sc, port); 339102ac6454SAndrew Thompson DPRINTF("ehci after reset, status=0x%08x\n", v); 339202ac6454SAndrew Thompson if (v & EHCI_PS_PR) { 339302ac6454SAndrew Thompson device_printf(sc->sc_bus.bdev, 339402ac6454SAndrew Thompson "port reset timeout\n"); 339502ac6454SAndrew Thompson std->err = USB_ERR_TIMEOUT; 339602ac6454SAndrew Thompson goto done; 339702ac6454SAndrew Thompson } 3398e55e1ebcSAndrew Thompson if (!(v & EHCI_PS_PE) && 3399e55e1ebcSAndrew Thompson (sc->sc_flags & EHCI_SCFLG_TT) == 0) { 3400e55e1ebcSAndrew Thompson /* Not a high speed device, give up ownership.*/ 340102ac6454SAndrew Thompson ehci_disown(sc, index, 0); 340202ac6454SAndrew Thompson break; 340302ac6454SAndrew Thompson } 340402ac6454SAndrew Thompson sc->sc_isreset = 1; 340502ac6454SAndrew Thompson DPRINTF("ehci port %d reset, status = 0x%08x\n", 340602ac6454SAndrew Thompson index, v); 340702ac6454SAndrew Thompson break; 340802ac6454SAndrew Thompson 340902ac6454SAndrew Thompson case UHF_PORT_POWER: 341002ac6454SAndrew Thompson DPRINTFN(3, "set port power %d\n", index); 341102ac6454SAndrew Thompson EOWRITE4(sc, port, v | EHCI_PS_PP); 341202ac6454SAndrew Thompson break; 341302ac6454SAndrew Thompson 341402ac6454SAndrew Thompson case UHF_PORT_TEST: 341502ac6454SAndrew Thompson DPRINTFN(3, "set port test %d\n", index); 341602ac6454SAndrew Thompson break; 341702ac6454SAndrew Thompson 341802ac6454SAndrew Thompson case UHF_PORT_INDICATOR: 341902ac6454SAndrew Thompson DPRINTFN(3, "set port ind %d\n", index); 342002ac6454SAndrew Thompson EOWRITE4(sc, port, v | EHCI_PS_PIC); 342102ac6454SAndrew Thompson break; 342202ac6454SAndrew Thompson 342302ac6454SAndrew Thompson default: 342402ac6454SAndrew Thompson std->err = USB_ERR_IOERROR; 342502ac6454SAndrew Thompson goto done; 342602ac6454SAndrew Thompson } 342702ac6454SAndrew Thompson break; 342802ac6454SAndrew Thompson case C(UR_CLEAR_TT_BUFFER, UT_WRITE_CLASS_OTHER): 342902ac6454SAndrew Thompson case C(UR_RESET_TT, UT_WRITE_CLASS_OTHER): 343002ac6454SAndrew Thompson case C(UR_GET_TT_STATE, UT_READ_CLASS_OTHER): 343102ac6454SAndrew Thompson case C(UR_STOP_TT, UT_WRITE_CLASS_OTHER): 343202ac6454SAndrew Thompson break; 343302ac6454SAndrew Thompson default: 343402ac6454SAndrew Thompson std->err = USB_ERR_IOERROR; 343502ac6454SAndrew Thompson goto done; 343602ac6454SAndrew Thompson } 343702ac6454SAndrew Thompson done: 343802ac6454SAndrew Thompson return; 343902ac6454SAndrew Thompson } 344002ac6454SAndrew Thompson 344102ac6454SAndrew Thompson static void 344202ac6454SAndrew Thompson ehci_root_ctrl_poll(ehci_softc_t *sc) 344302ac6454SAndrew Thompson { 344402ac6454SAndrew Thompson usb2_sw_transfer(&sc->sc_root_ctrl, 344502ac6454SAndrew Thompson &ehci_root_ctrl_done); 344602ac6454SAndrew Thompson } 344702ac6454SAndrew Thompson 344802ac6454SAndrew Thompson struct usb2_pipe_methods ehci_root_ctrl_methods = 344902ac6454SAndrew Thompson { 345002ac6454SAndrew Thompson .open = ehci_root_ctrl_open, 345102ac6454SAndrew Thompson .close = ehci_root_ctrl_close, 345202ac6454SAndrew Thompson .enter = ehci_root_ctrl_enter, 345302ac6454SAndrew Thompson .start = ehci_root_ctrl_start, 345402ac6454SAndrew Thompson .enter_is_cancelable = 1, 345502ac6454SAndrew Thompson .start_is_cancelable = 0, 345602ac6454SAndrew Thompson }; 345702ac6454SAndrew Thompson 345802ac6454SAndrew Thompson /*------------------------------------------------------------------------* 345902ac6454SAndrew Thompson * ehci root interrupt support 346002ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 346102ac6454SAndrew Thompson static void 346202ac6454SAndrew Thompson ehci_root_intr_open(struct usb2_xfer *xfer) 346302ac6454SAndrew Thompson { 346402ac6454SAndrew Thompson return; 346502ac6454SAndrew Thompson } 346602ac6454SAndrew Thompson 346702ac6454SAndrew Thompson static void 346802ac6454SAndrew Thompson ehci_root_intr_close(struct usb2_xfer *xfer) 346902ac6454SAndrew Thompson { 347002ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 347102ac6454SAndrew Thompson 347202ac6454SAndrew Thompson if (sc->sc_root_intr.xfer == xfer) { 347302ac6454SAndrew Thompson sc->sc_root_intr.xfer = NULL; 347402ac6454SAndrew Thompson } 347502ac6454SAndrew Thompson ehci_device_done(xfer, USB_ERR_CANCELLED); 347602ac6454SAndrew Thompson } 347702ac6454SAndrew Thompson 347802ac6454SAndrew Thompson static void 347902ac6454SAndrew Thompson ehci_root_intr_enter(struct usb2_xfer *xfer) 348002ac6454SAndrew Thompson { 348102ac6454SAndrew Thompson return; 348202ac6454SAndrew Thompson } 348302ac6454SAndrew Thompson 348402ac6454SAndrew Thompson static void 348502ac6454SAndrew Thompson ehci_root_intr_start(struct usb2_xfer *xfer) 348602ac6454SAndrew Thompson { 348702ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(xfer->xroot->bus); 348802ac6454SAndrew Thompson 348902ac6454SAndrew Thompson sc->sc_root_intr.xfer = xfer; 349002ac6454SAndrew Thompson } 349102ac6454SAndrew Thompson 349202ac6454SAndrew Thompson struct usb2_pipe_methods ehci_root_intr_methods = 349302ac6454SAndrew Thompson { 349402ac6454SAndrew Thompson .open = ehci_root_intr_open, 349502ac6454SAndrew Thompson .close = ehci_root_intr_close, 349602ac6454SAndrew Thompson .enter = ehci_root_intr_enter, 349702ac6454SAndrew Thompson .start = ehci_root_intr_start, 349802ac6454SAndrew Thompson .enter_is_cancelable = 1, 349902ac6454SAndrew Thompson .start_is_cancelable = 1, 350002ac6454SAndrew Thompson }; 350102ac6454SAndrew Thompson 350202ac6454SAndrew Thompson static void 350302ac6454SAndrew Thompson ehci_xfer_setup(struct usb2_setup_params *parm) 350402ac6454SAndrew Thompson { 350502ac6454SAndrew Thompson struct usb2_page_search page_info; 350602ac6454SAndrew Thompson struct usb2_page_cache *pc; 350702ac6454SAndrew Thompson ehci_softc_t *sc; 350802ac6454SAndrew Thompson struct usb2_xfer *xfer; 350902ac6454SAndrew Thompson void *last_obj; 351002ac6454SAndrew Thompson uint32_t nqtd; 351102ac6454SAndrew Thompson uint32_t nqh; 351202ac6454SAndrew Thompson uint32_t nsitd; 351302ac6454SAndrew Thompson uint32_t nitd; 351402ac6454SAndrew Thompson uint32_t n; 351502ac6454SAndrew Thompson 351602ac6454SAndrew Thompson sc = EHCI_BUS2SC(parm->udev->bus); 351702ac6454SAndrew Thompson xfer = parm->curr_xfer; 351802ac6454SAndrew Thompson 351902ac6454SAndrew Thompson nqtd = 0; 352002ac6454SAndrew Thompson nqh = 0; 352102ac6454SAndrew Thompson nsitd = 0; 352202ac6454SAndrew Thompson nitd = 0; 352302ac6454SAndrew Thompson 352402ac6454SAndrew Thompson /* 352502ac6454SAndrew Thompson * compute maximum number of some structures 352602ac6454SAndrew Thompson */ 352702ac6454SAndrew Thompson if (parm->methods == &ehci_device_ctrl_methods) { 352802ac6454SAndrew Thompson 352902ac6454SAndrew Thompson /* 353002ac6454SAndrew Thompson * The proof for the "nqtd" formula is illustrated like 353102ac6454SAndrew Thompson * this: 353202ac6454SAndrew Thompson * 353302ac6454SAndrew Thompson * +------------------------------------+ 353402ac6454SAndrew Thompson * | | 353502ac6454SAndrew Thompson * | |remainder -> | 353602ac6454SAndrew Thompson * | +-----+---+ | 353702ac6454SAndrew Thompson * | | xxx | x | frm 0 | 353802ac6454SAndrew Thompson * | +-----+---++ | 353902ac6454SAndrew Thompson * | | xxx | xx | frm 1 | 354002ac6454SAndrew Thompson * | +-----+----+ | 354102ac6454SAndrew Thompson * | ... | 354202ac6454SAndrew Thompson * +------------------------------------+ 354302ac6454SAndrew Thompson * 354402ac6454SAndrew Thompson * "xxx" means a completely full USB transfer descriptor 354502ac6454SAndrew Thompson * 354602ac6454SAndrew Thompson * "x" and "xx" means a short USB packet 354702ac6454SAndrew Thompson * 354802ac6454SAndrew Thompson * For the remainder of an USB transfer modulo 354902ac6454SAndrew Thompson * "max_data_length" we need two USB transfer descriptors. 355002ac6454SAndrew Thompson * One to transfer the remaining data and one to finalise 355102ac6454SAndrew Thompson * with a zero length packet in case the "force_short_xfer" 355202ac6454SAndrew Thompson * flag is set. We only need two USB transfer descriptors in 355302ac6454SAndrew Thompson * the case where the transfer length of the first one is a 355402ac6454SAndrew Thompson * factor of "max_frame_size". The rest of the needed USB 355502ac6454SAndrew Thompson * transfer descriptors is given by the buffer size divided 355602ac6454SAndrew Thompson * by the maximum data payload. 355702ac6454SAndrew Thompson */ 355802ac6454SAndrew Thompson parm->hc_max_packet_size = 0x400; 355902ac6454SAndrew Thompson parm->hc_max_packet_count = 1; 356002ac6454SAndrew Thompson parm->hc_max_frame_size = EHCI_QTD_PAYLOAD_MAX; 356102ac6454SAndrew Thompson xfer->flags_int.bdma_enable = 1; 356202ac6454SAndrew Thompson 356302ac6454SAndrew Thompson usb2_transfer_setup_sub(parm); 356402ac6454SAndrew Thompson 356502ac6454SAndrew Thompson nqh = 1; 356602ac6454SAndrew Thompson nqtd = ((2 * xfer->nframes) + 1 /* STATUS */ 356702ac6454SAndrew Thompson + (xfer->max_data_length / xfer->max_usb2_frame_size)); 356802ac6454SAndrew Thompson 356902ac6454SAndrew Thompson } else if (parm->methods == &ehci_device_bulk_methods) { 357002ac6454SAndrew Thompson 357102ac6454SAndrew Thompson parm->hc_max_packet_size = 0x400; 357202ac6454SAndrew Thompson parm->hc_max_packet_count = 1; 357302ac6454SAndrew Thompson parm->hc_max_frame_size = EHCI_QTD_PAYLOAD_MAX; 357402ac6454SAndrew Thompson xfer->flags_int.bdma_enable = 1; 357502ac6454SAndrew Thompson 357602ac6454SAndrew Thompson usb2_transfer_setup_sub(parm); 357702ac6454SAndrew Thompson 357802ac6454SAndrew Thompson nqh = 1; 357902ac6454SAndrew Thompson nqtd = ((2 * xfer->nframes) 358002ac6454SAndrew Thompson + (xfer->max_data_length / xfer->max_usb2_frame_size)); 358102ac6454SAndrew Thompson 358202ac6454SAndrew Thompson } else if (parm->methods == &ehci_device_intr_methods) { 358302ac6454SAndrew Thompson 358402ac6454SAndrew Thompson if (parm->speed == USB_SPEED_HIGH) { 358502ac6454SAndrew Thompson parm->hc_max_packet_size = 0x400; 358602ac6454SAndrew Thompson parm->hc_max_packet_count = 3; 358702ac6454SAndrew Thompson } else if (parm->speed == USB_SPEED_FULL) { 358802ac6454SAndrew Thompson parm->hc_max_packet_size = USB_FS_BYTES_PER_HS_UFRAME; 358902ac6454SAndrew Thompson parm->hc_max_packet_count = 1; 359002ac6454SAndrew Thompson } else { 359102ac6454SAndrew Thompson parm->hc_max_packet_size = USB_FS_BYTES_PER_HS_UFRAME / 8; 359202ac6454SAndrew Thompson parm->hc_max_packet_count = 1; 359302ac6454SAndrew Thompson } 359402ac6454SAndrew Thompson 359502ac6454SAndrew Thompson parm->hc_max_frame_size = EHCI_QTD_PAYLOAD_MAX; 359602ac6454SAndrew Thompson xfer->flags_int.bdma_enable = 1; 359702ac6454SAndrew Thompson 359802ac6454SAndrew Thompson usb2_transfer_setup_sub(parm); 359902ac6454SAndrew Thompson 360002ac6454SAndrew Thompson nqh = 1; 360102ac6454SAndrew Thompson nqtd = ((2 * xfer->nframes) 360202ac6454SAndrew Thompson + (xfer->max_data_length / xfer->max_usb2_frame_size)); 360302ac6454SAndrew Thompson 360402ac6454SAndrew Thompson } else if (parm->methods == &ehci_device_isoc_fs_methods) { 360502ac6454SAndrew Thompson 360602ac6454SAndrew Thompson parm->hc_max_packet_size = 0x3FF; 360702ac6454SAndrew Thompson parm->hc_max_packet_count = 1; 360802ac6454SAndrew Thompson parm->hc_max_frame_size = 0x3FF; 360902ac6454SAndrew Thompson xfer->flags_int.bdma_enable = 1; 361002ac6454SAndrew Thompson 361102ac6454SAndrew Thompson usb2_transfer_setup_sub(parm); 361202ac6454SAndrew Thompson 361302ac6454SAndrew Thompson nsitd = xfer->nframes; 361402ac6454SAndrew Thompson 361502ac6454SAndrew Thompson } else if (parm->methods == &ehci_device_isoc_hs_methods) { 361602ac6454SAndrew Thompson 361702ac6454SAndrew Thompson parm->hc_max_packet_size = 0x400; 361802ac6454SAndrew Thompson parm->hc_max_packet_count = 3; 361902ac6454SAndrew Thompson parm->hc_max_frame_size = 0xC00; 362002ac6454SAndrew Thompson xfer->flags_int.bdma_enable = 1; 362102ac6454SAndrew Thompson 362202ac6454SAndrew Thompson usb2_transfer_setup_sub(parm); 362302ac6454SAndrew Thompson 362402ac6454SAndrew Thompson nitd = (xfer->nframes + 7) / 8; 362502ac6454SAndrew Thompson 362602ac6454SAndrew Thompson } else { 362702ac6454SAndrew Thompson 362802ac6454SAndrew Thompson parm->hc_max_packet_size = 0x400; 362902ac6454SAndrew Thompson parm->hc_max_packet_count = 1; 363002ac6454SAndrew Thompson parm->hc_max_frame_size = 0x400; 363102ac6454SAndrew Thompson 363202ac6454SAndrew Thompson usb2_transfer_setup_sub(parm); 363302ac6454SAndrew Thompson } 363402ac6454SAndrew Thompson 363502ac6454SAndrew Thompson alloc_dma_set: 363602ac6454SAndrew Thompson 363702ac6454SAndrew Thompson if (parm->err) { 363802ac6454SAndrew Thompson return; 363902ac6454SAndrew Thompson } 364002ac6454SAndrew Thompson /* 364102ac6454SAndrew Thompson * Allocate queue heads and transfer descriptors 364202ac6454SAndrew Thompson */ 364302ac6454SAndrew Thompson last_obj = NULL; 364402ac6454SAndrew Thompson 364502ac6454SAndrew Thompson if (usb2_transfer_setup_sub_malloc( 364602ac6454SAndrew Thompson parm, &pc, sizeof(ehci_itd_t), 364702ac6454SAndrew Thompson EHCI_ITD_ALIGN, nitd)) { 364802ac6454SAndrew Thompson parm->err = USB_ERR_NOMEM; 364902ac6454SAndrew Thompson return; 365002ac6454SAndrew Thompson } 365102ac6454SAndrew Thompson if (parm->buf) { 365202ac6454SAndrew Thompson for (n = 0; n != nitd; n++) { 365302ac6454SAndrew Thompson ehci_itd_t *td; 365402ac6454SAndrew Thompson 365502ac6454SAndrew Thompson usb2_get_page(pc + n, 0, &page_info); 365602ac6454SAndrew Thompson 365702ac6454SAndrew Thompson td = page_info.buffer; 365802ac6454SAndrew Thompson 365902ac6454SAndrew Thompson /* init TD */ 3660e55e1ebcSAndrew Thompson td->itd_self = htohc32(sc, page_info.physaddr | EHCI_LINK_ITD); 366102ac6454SAndrew Thompson td->obj_next = last_obj; 366202ac6454SAndrew Thompson td->page_cache = pc + n; 366302ac6454SAndrew Thompson 366402ac6454SAndrew Thompson last_obj = td; 366502ac6454SAndrew Thompson 366602ac6454SAndrew Thompson usb2_pc_cpu_flush(pc + n); 366702ac6454SAndrew Thompson } 366802ac6454SAndrew Thompson } 366902ac6454SAndrew Thompson if (usb2_transfer_setup_sub_malloc( 367002ac6454SAndrew Thompson parm, &pc, sizeof(ehci_sitd_t), 367102ac6454SAndrew Thompson EHCI_SITD_ALIGN, nsitd)) { 367202ac6454SAndrew Thompson parm->err = USB_ERR_NOMEM; 367302ac6454SAndrew Thompson return; 367402ac6454SAndrew Thompson } 367502ac6454SAndrew Thompson if (parm->buf) { 367602ac6454SAndrew Thompson for (n = 0; n != nsitd; n++) { 367702ac6454SAndrew Thompson ehci_sitd_t *td; 367802ac6454SAndrew Thompson 367902ac6454SAndrew Thompson usb2_get_page(pc + n, 0, &page_info); 368002ac6454SAndrew Thompson 368102ac6454SAndrew Thompson td = page_info.buffer; 368202ac6454SAndrew Thompson 368302ac6454SAndrew Thompson /* init TD */ 3684e55e1ebcSAndrew Thompson td->sitd_self = htohc32(sc, page_info.physaddr | EHCI_LINK_SITD); 368502ac6454SAndrew Thompson td->obj_next = last_obj; 368602ac6454SAndrew Thompson td->page_cache = pc + n; 368702ac6454SAndrew Thompson 368802ac6454SAndrew Thompson last_obj = td; 368902ac6454SAndrew Thompson 369002ac6454SAndrew Thompson usb2_pc_cpu_flush(pc + n); 369102ac6454SAndrew Thompson } 369202ac6454SAndrew Thompson } 369302ac6454SAndrew Thompson if (usb2_transfer_setup_sub_malloc( 369402ac6454SAndrew Thompson parm, &pc, sizeof(ehci_qtd_t), 369502ac6454SAndrew Thompson EHCI_QTD_ALIGN, nqtd)) { 369602ac6454SAndrew Thompson parm->err = USB_ERR_NOMEM; 369702ac6454SAndrew Thompson return; 369802ac6454SAndrew Thompson } 369902ac6454SAndrew Thompson if (parm->buf) { 370002ac6454SAndrew Thompson for (n = 0; n != nqtd; n++) { 370102ac6454SAndrew Thompson ehci_qtd_t *qtd; 370202ac6454SAndrew Thompson 370302ac6454SAndrew Thompson usb2_get_page(pc + n, 0, &page_info); 370402ac6454SAndrew Thompson 370502ac6454SAndrew Thompson qtd = page_info.buffer; 370602ac6454SAndrew Thompson 370702ac6454SAndrew Thompson /* init TD */ 3708e55e1ebcSAndrew Thompson qtd->qtd_self = htohc32(sc, page_info.physaddr); 370902ac6454SAndrew Thompson qtd->obj_next = last_obj; 371002ac6454SAndrew Thompson qtd->page_cache = pc + n; 371102ac6454SAndrew Thompson 371202ac6454SAndrew Thompson last_obj = qtd; 371302ac6454SAndrew Thompson 371402ac6454SAndrew Thompson usb2_pc_cpu_flush(pc + n); 371502ac6454SAndrew Thompson } 371602ac6454SAndrew Thompson } 371702ac6454SAndrew Thompson xfer->td_start[xfer->flags_int.curr_dma_set] = last_obj; 371802ac6454SAndrew Thompson 371902ac6454SAndrew Thompson last_obj = NULL; 372002ac6454SAndrew Thompson 372102ac6454SAndrew Thompson if (usb2_transfer_setup_sub_malloc( 372202ac6454SAndrew Thompson parm, &pc, sizeof(ehci_qh_t), 372302ac6454SAndrew Thompson EHCI_QH_ALIGN, nqh)) { 372402ac6454SAndrew Thompson parm->err = USB_ERR_NOMEM; 372502ac6454SAndrew Thompson return; 372602ac6454SAndrew Thompson } 372702ac6454SAndrew Thompson if (parm->buf) { 372802ac6454SAndrew Thompson for (n = 0; n != nqh; n++) { 372902ac6454SAndrew Thompson ehci_qh_t *qh; 373002ac6454SAndrew Thompson 373102ac6454SAndrew Thompson usb2_get_page(pc + n, 0, &page_info); 373202ac6454SAndrew Thompson 373302ac6454SAndrew Thompson qh = page_info.buffer; 373402ac6454SAndrew Thompson 373502ac6454SAndrew Thompson /* init QH */ 3736e55e1ebcSAndrew Thompson qh->qh_self = htohc32(sc, page_info.physaddr | EHCI_LINK_QH); 373702ac6454SAndrew Thompson qh->obj_next = last_obj; 373802ac6454SAndrew Thompson qh->page_cache = pc + n; 373902ac6454SAndrew Thompson 374002ac6454SAndrew Thompson last_obj = qh; 374102ac6454SAndrew Thompson 374202ac6454SAndrew Thompson usb2_pc_cpu_flush(pc + n); 374302ac6454SAndrew Thompson } 374402ac6454SAndrew Thompson } 374502ac6454SAndrew Thompson xfer->qh_start[xfer->flags_int.curr_dma_set] = last_obj; 374602ac6454SAndrew Thompson 374702ac6454SAndrew Thompson if (!xfer->flags_int.curr_dma_set) { 374802ac6454SAndrew Thompson xfer->flags_int.curr_dma_set = 1; 374902ac6454SAndrew Thompson goto alloc_dma_set; 375002ac6454SAndrew Thompson } 375102ac6454SAndrew Thompson } 375202ac6454SAndrew Thompson 375302ac6454SAndrew Thompson static void 375402ac6454SAndrew Thompson ehci_xfer_unsetup(struct usb2_xfer *xfer) 375502ac6454SAndrew Thompson { 375602ac6454SAndrew Thompson return; 375702ac6454SAndrew Thompson } 375802ac6454SAndrew Thompson 375902ac6454SAndrew Thompson static void 376002ac6454SAndrew Thompson ehci_pipe_init(struct usb2_device *udev, struct usb2_endpoint_descriptor *edesc, 376102ac6454SAndrew Thompson struct usb2_pipe *pipe) 376202ac6454SAndrew Thompson { 376302ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(udev->bus); 376402ac6454SAndrew Thompson 376502ac6454SAndrew Thompson DPRINTFN(2, "pipe=%p, addr=%d, endpt=%d, mode=%d (%d)\n", 376602ac6454SAndrew Thompson pipe, udev->address, 376702ac6454SAndrew Thompson edesc->bEndpointAddress, udev->flags.usb2_mode, 376802ac6454SAndrew Thompson sc->sc_addr); 376902ac6454SAndrew Thompson 377002ac6454SAndrew Thompson if (udev->flags.usb2_mode != USB_MODE_HOST) { 377102ac6454SAndrew Thompson /* not supported */ 377202ac6454SAndrew Thompson return; 377302ac6454SAndrew Thompson } 377402ac6454SAndrew Thompson if (udev->device_index == sc->sc_addr) { 377502ac6454SAndrew Thompson switch (edesc->bEndpointAddress) { 377602ac6454SAndrew Thompson case USB_CONTROL_ENDPOINT: 377702ac6454SAndrew Thompson pipe->methods = &ehci_root_ctrl_methods; 377802ac6454SAndrew Thompson break; 377902ac6454SAndrew Thompson case UE_DIR_IN | EHCI_INTR_ENDPT: 378002ac6454SAndrew Thompson pipe->methods = &ehci_root_intr_methods; 378102ac6454SAndrew Thompson break; 378202ac6454SAndrew Thompson default: 378302ac6454SAndrew Thompson /* do nothing */ 378402ac6454SAndrew Thompson break; 378502ac6454SAndrew Thompson } 378602ac6454SAndrew Thompson } else { 378702ac6454SAndrew Thompson if ((udev->speed != USB_SPEED_HIGH) && 378802ac6454SAndrew Thompson ((udev->hs_hub_addr == 0) || 378902ac6454SAndrew Thompson (udev->hs_port_no == 0) || 379002ac6454SAndrew Thompson (udev->bus->devices[udev->hs_hub_addr] == NULL) || 379102ac6454SAndrew Thompson (udev->bus->devices[udev->hs_hub_addr]->hub == NULL))) { 379202ac6454SAndrew Thompson /* We need a transaction translator */ 379302ac6454SAndrew Thompson goto done; 379402ac6454SAndrew Thompson } 379502ac6454SAndrew Thompson switch (edesc->bmAttributes & UE_XFERTYPE) { 379602ac6454SAndrew Thompson case UE_CONTROL: 379702ac6454SAndrew Thompson pipe->methods = &ehci_device_ctrl_methods; 379802ac6454SAndrew Thompson break; 379902ac6454SAndrew Thompson case UE_INTERRUPT: 380002ac6454SAndrew Thompson pipe->methods = &ehci_device_intr_methods; 380102ac6454SAndrew Thompson break; 380202ac6454SAndrew Thompson case UE_ISOCHRONOUS: 380302ac6454SAndrew Thompson if (udev->speed == USB_SPEED_HIGH) { 380402ac6454SAndrew Thompson pipe->methods = &ehci_device_isoc_hs_methods; 380502ac6454SAndrew Thompson } else if (udev->speed == USB_SPEED_FULL) { 380602ac6454SAndrew Thompson pipe->methods = &ehci_device_isoc_fs_methods; 380702ac6454SAndrew Thompson } 380802ac6454SAndrew Thompson break; 380902ac6454SAndrew Thompson case UE_BULK: 381002ac6454SAndrew Thompson if (udev->speed != USB_SPEED_LOW) { 381102ac6454SAndrew Thompson pipe->methods = &ehci_device_bulk_methods; 381202ac6454SAndrew Thompson } 381302ac6454SAndrew Thompson break; 381402ac6454SAndrew Thompson default: 381502ac6454SAndrew Thompson /* do nothing */ 381602ac6454SAndrew Thompson break; 381702ac6454SAndrew Thompson } 381802ac6454SAndrew Thompson } 381902ac6454SAndrew Thompson done: 382002ac6454SAndrew Thompson return; 382102ac6454SAndrew Thompson } 382202ac6454SAndrew Thompson 382302ac6454SAndrew Thompson static void 382402ac6454SAndrew Thompson ehci_get_dma_delay(struct usb2_bus *bus, uint32_t *pus) 382502ac6454SAndrew Thompson { 382602ac6454SAndrew Thompson /* 382702ac6454SAndrew Thompson * Wait until the hardware has finished any possible use of 382802ac6454SAndrew Thompson * the transfer descriptor(s) and QH 382902ac6454SAndrew Thompson */ 383002ac6454SAndrew Thompson *pus = (188); /* microseconds */ 383102ac6454SAndrew Thompson } 383202ac6454SAndrew Thompson 383302ac6454SAndrew Thompson static void 383402ac6454SAndrew Thompson ehci_device_resume(struct usb2_device *udev) 383502ac6454SAndrew Thompson { 383602ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(udev->bus); 383702ac6454SAndrew Thompson struct usb2_xfer *xfer; 383802ac6454SAndrew Thompson struct usb2_pipe_methods *methods; 383902ac6454SAndrew Thompson 384002ac6454SAndrew Thompson DPRINTF("\n"); 384102ac6454SAndrew Thompson 384202ac6454SAndrew Thompson USB_BUS_LOCK(udev->bus); 384302ac6454SAndrew Thompson 384402ac6454SAndrew Thompson TAILQ_FOREACH(xfer, &sc->sc_bus.intr_q.head, wait_entry) { 384502ac6454SAndrew Thompson 384602ac6454SAndrew Thompson if (xfer->xroot->udev == udev) { 384702ac6454SAndrew Thompson 384802ac6454SAndrew Thompson methods = xfer->pipe->methods; 384902ac6454SAndrew Thompson 385002ac6454SAndrew Thompson if ((methods == &ehci_device_bulk_methods) || 385102ac6454SAndrew Thompson (methods == &ehci_device_ctrl_methods)) { 385202ac6454SAndrew Thompson EHCI_APPEND_QH(xfer->qh_start[xfer->flags_int.curr_dma_set], 385302ac6454SAndrew Thompson sc->sc_async_p_last); 385402ac6454SAndrew Thompson } 385502ac6454SAndrew Thompson if (methods == &ehci_device_intr_methods) { 385602ac6454SAndrew Thompson EHCI_APPEND_QH(xfer->qh_start[xfer->flags_int.curr_dma_set], 385702ac6454SAndrew Thompson sc->sc_intr_p_last[xfer->qh_pos]); 385802ac6454SAndrew Thompson } 385902ac6454SAndrew Thompson } 386002ac6454SAndrew Thompson } 386102ac6454SAndrew Thompson 386202ac6454SAndrew Thompson USB_BUS_UNLOCK(udev->bus); 386302ac6454SAndrew Thompson 386402ac6454SAndrew Thompson return; 386502ac6454SAndrew Thompson } 386602ac6454SAndrew Thompson 386702ac6454SAndrew Thompson static void 386802ac6454SAndrew Thompson ehci_device_suspend(struct usb2_device *udev) 386902ac6454SAndrew Thompson { 387002ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(udev->bus); 387102ac6454SAndrew Thompson struct usb2_xfer *xfer; 387202ac6454SAndrew Thompson struct usb2_pipe_methods *methods; 387302ac6454SAndrew Thompson 387402ac6454SAndrew Thompson DPRINTF("\n"); 387502ac6454SAndrew Thompson 387602ac6454SAndrew Thompson USB_BUS_LOCK(udev->bus); 387702ac6454SAndrew Thompson 387802ac6454SAndrew Thompson TAILQ_FOREACH(xfer, &sc->sc_bus.intr_q.head, wait_entry) { 387902ac6454SAndrew Thompson 388002ac6454SAndrew Thompson if (xfer->xroot->udev == udev) { 388102ac6454SAndrew Thompson 388202ac6454SAndrew Thompson methods = xfer->pipe->methods; 388302ac6454SAndrew Thompson 388402ac6454SAndrew Thompson if ((methods == &ehci_device_bulk_methods) || 388502ac6454SAndrew Thompson (methods == &ehci_device_ctrl_methods)) { 388602ac6454SAndrew Thompson EHCI_REMOVE_QH(xfer->qh_start[xfer->flags_int.curr_dma_set], 388702ac6454SAndrew Thompson sc->sc_async_p_last); 388802ac6454SAndrew Thompson } 388902ac6454SAndrew Thompson if (methods == &ehci_device_intr_methods) { 389002ac6454SAndrew Thompson EHCI_REMOVE_QH(xfer->qh_start[xfer->flags_int.curr_dma_set], 389102ac6454SAndrew Thompson sc->sc_intr_p_last[xfer->qh_pos]); 389202ac6454SAndrew Thompson } 389302ac6454SAndrew Thompson } 389402ac6454SAndrew Thompson } 389502ac6454SAndrew Thompson 389602ac6454SAndrew Thompson USB_BUS_UNLOCK(udev->bus); 389702ac6454SAndrew Thompson 389802ac6454SAndrew Thompson return; 389902ac6454SAndrew Thompson } 390002ac6454SAndrew Thompson 390102ac6454SAndrew Thompson static void 390202ac6454SAndrew Thompson ehci_set_hw_power(struct usb2_bus *bus) 390302ac6454SAndrew Thompson { 390402ac6454SAndrew Thompson ehci_softc_t *sc = EHCI_BUS2SC(bus); 390502ac6454SAndrew Thompson uint32_t temp; 390602ac6454SAndrew Thompson uint32_t flags; 390702ac6454SAndrew Thompson 390802ac6454SAndrew Thompson DPRINTF("\n"); 390902ac6454SAndrew Thompson 391002ac6454SAndrew Thompson USB_BUS_LOCK(bus); 391102ac6454SAndrew Thompson 391202ac6454SAndrew Thompson flags = bus->hw_power_state; 391302ac6454SAndrew Thompson 391402ac6454SAndrew Thompson temp = EOREAD4(sc, EHCI_USBCMD); 391502ac6454SAndrew Thompson 391602ac6454SAndrew Thompson temp &= ~(EHCI_CMD_ASE | EHCI_CMD_PSE); 391702ac6454SAndrew Thompson 391802ac6454SAndrew Thompson if (flags & (USB_HW_POWER_CONTROL | 391902ac6454SAndrew Thompson USB_HW_POWER_BULK)) { 392002ac6454SAndrew Thompson DPRINTF("Async is active\n"); 392102ac6454SAndrew Thompson temp |= EHCI_CMD_ASE; 392202ac6454SAndrew Thompson } 392302ac6454SAndrew Thompson if (flags & (USB_HW_POWER_INTERRUPT | 392402ac6454SAndrew Thompson USB_HW_POWER_ISOC)) { 392502ac6454SAndrew Thompson DPRINTF("Periodic is active\n"); 392602ac6454SAndrew Thompson temp |= EHCI_CMD_PSE; 392702ac6454SAndrew Thompson } 392802ac6454SAndrew Thompson EOWRITE4(sc, EHCI_USBCMD, temp); 392902ac6454SAndrew Thompson 393002ac6454SAndrew Thompson USB_BUS_UNLOCK(bus); 393102ac6454SAndrew Thompson 393202ac6454SAndrew Thompson return; 393302ac6454SAndrew Thompson } 393402ac6454SAndrew Thompson 393502ac6454SAndrew Thompson struct usb2_bus_methods ehci_bus_methods = 393602ac6454SAndrew Thompson { 393702ac6454SAndrew Thompson .pipe_init = ehci_pipe_init, 393802ac6454SAndrew Thompson .xfer_setup = ehci_xfer_setup, 393902ac6454SAndrew Thompson .xfer_unsetup = ehci_xfer_unsetup, 394002ac6454SAndrew Thompson .get_dma_delay = ehci_get_dma_delay, 394102ac6454SAndrew Thompson .device_resume = ehci_device_resume, 394202ac6454SAndrew Thompson .device_suspend = ehci_device_suspend, 394302ac6454SAndrew Thompson .set_hw_power = ehci_set_hw_power, 394402ac6454SAndrew Thompson .roothub_exec = ehci_root_ctrl_task, 394502ac6454SAndrew Thompson }; 3946