1 /* $FreeBSD$ */ 2 /*- 3 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 4 * 5 * Copyright (c) 2007 Hans Petter Selasky <hselasky@FreeBSD.org> 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30 #ifndef _USS820_DCI_H_ 31 #define _USS820_DCI_H_ 32 33 #define USS820_MAX_DEVICES (USB_MIN_DEVICES + 1) 34 35 #define USS820_EP_MAX 8 /* maximum number of endpoints */ 36 37 #define USS820_TXDAT 0x00 /* Transmit FIFO data */ 38 39 #define USS820_TXCNTL 0x01 /* Transmit FIFO byte count low */ 40 #define USS820_TXCNTL_MASK 0xFF 41 42 #define USS820_TXCNTH 0x02 /* Transmit FIFO byte count high */ 43 #define USS820_TXCNTH_MASK 0x03 44 #define USS820_TXCNTH_UNUSED 0xFC 45 46 #define USS820_TXCON 0x03 /* USB transmit FIFO control */ 47 #define USS820_TXCON_REVRP 0x01 48 #define USS820_TXCON_ADVRM 0x02 49 #define USS820_TXCON_ATM 0x04 /* Automatic Transmit Management */ 50 #define USS820_TXCON_TXISO 0x08 /* Transmit Isochronous Data */ 51 #define USS820_TXCON_UNUSED 0x10 52 #define USS820_TXCON_FFSZ_16_64 0x00 53 #define USS820_TXCON_FFSZ_64_256 0x20 54 #define USS820_TXCON_FFSZ_8_512 0x40 55 #define USS820_TXCON_FFSZ_32_1024 0x60 56 #define USS820_TXCON_FFSZ_MASK 0x60 57 #define USS820_TXCON_TXCLR 0x80 /* Transmit FIFO clear */ 58 59 #define USS820_TXFLG 0x04 /* Transmit FIFO flag (Read Only) */ 60 #define USS820_TXFLG_TXOVF 0x01 /* TX overrun */ 61 #define USS820_TXFLG_TXURF 0x02 /* TX underrun */ 62 #define USS820_TXFLG_TXFULL 0x04 /* TX full */ 63 #define USS820_TXFLG_TXEMP 0x08 /* TX empty */ 64 #define USS820_TXFLG_UNUSED 0x30 65 #define USS820_TXFLG_TXFIF0 0x40 66 #define USS820_TXFLG_TXFIF1 0x80 67 68 #define USS820_RXDAT 0x05 /* Receive FIFO data */ 69 70 #define USS820_RXCNTL 0x06 /* Receive FIFO byte count low */ 71 #define USS820_RXCNTL_MASK 0xFF 72 73 #define USS820_RXCNTH 0x07 /* Receive FIFO byte count high */ 74 #define USS820_RXCNTH_MASK 0x03 75 #define USS820_RXCNTH_UNUSED 0xFC 76 77 #define USS820_RXCON 0x08 /* Receive FIFO control */ 78 #define USS820_RXCON_REVWP 0x01 79 #define USS820_RXCON_ADVWM 0x02 80 #define USS820_RXCON_ARM 0x04 /* Auto Receive Management */ 81 #define USS820_RXCON_RXISO 0x08 /* Receive Isochronous Data */ 82 #define USS820_RXCON_RXFFRC 0x10 /* FIFO Read Complete */ 83 #define USS820_RXCON_FFSZ_16_64 0x00 84 #define USS820_RXCON_FFSZ_64_256 0x20 85 #define USS820_RXCON_FFSZ_8_512 0x40 86 #define USS820_RXCON_FFSZ_32_1024 0x60 87 #define USS820_RXCON_RXCLR 0x80 /* Receive FIFO clear */ 88 89 #define USS820_RXFLG 0x09 /* Receive FIFO flag (Read Only) */ 90 #define USS820_RXFLG_RXOVF 0x01 /* RX overflow */ 91 #define USS820_RXFLG_RXURF 0x02 /* RX underflow */ 92 #define USS820_RXFLG_RXFULL 0x04 /* RX full */ 93 #define USS820_RXFLG_RXEMP 0x08 /* RX empty */ 94 #define USS820_RXFLG_RXFLUSH 0x10 /* RX flush */ 95 #define USS820_RXFLG_UNUSED 0x20 96 #define USS820_RXFLG_RXFIF0 0x40 97 #define USS820_RXFLG_RXFIF1 0x80 98 99 #define USS820_EPINDEX 0x0a /* Endpoint index selection */ 100 #define USS820_EPINDEX_MASK 0x07 101 #define USS820_EPINDEX_UNUSED 0xF8 102 103 #define USS820_EPCON 0x0b /* Endpoint control */ 104 #define USS820_EPCON_TXEPEN 0x01 /* Transmit Endpoint Enable */ 105 #define USS820_EPCON_TXOE 0x02 /* Transmit Output Enable */ 106 #define USS820_EPCON_RXEPEN 0x04 /* Receive Endpoint Enable */ 107 #define USS820_EPCON_RXIE 0x08 /* Receive Input Enable */ 108 #define USS820_EPCON_RXSPM 0x10 /* Receive Single-Packet Mode */ 109 #define USS820_EPCON_CTLEP 0x20 /* Control Endpoint */ 110 #define USS820_EPCON_TXSTL 0x40 /* Stall Transmit Endpoint */ 111 #define USS820_EPCON_RXSTL 0x80 /* Stall Receive Endpoint */ 112 113 #define USS820_TXSTAT 0x0c /* Transmit status */ 114 #define USS820_TXSTAT_TXACK 0x01 /* Transmit Acknowledge */ 115 #define USS820_TXSTAT_TXERR 0x02 /* Transmit Error */ 116 #define USS820_TXSTAT_TXVOID 0x04 /* Transmit Void */ 117 #define USS820_TXSTAT_TXSOVW 0x08 /* Transmit Data Sequence Overwrite 118 * Bit */ 119 #define USS820_TXSTAT_TXFLUSH 0x10 /* Transmit FIFO Packet Flushed */ 120 #define USS820_TXSTAT_TXNAKE 0x20 /* Transmit NAK Mode Enable */ 121 #define USS820_TXSTAT_TXDSAM 0x40 /* Transmit Data-Set-Available Mode */ 122 #define USS820_TXSTAT_TXSEQ 0x80 /* Transmitter Current Sequence Bit */ 123 124 #define USS820_RXSTAT 0x0d /* Receive status */ 125 #define USS820_RXSTAT_RXACK 0x01 /* Receive Acknowledge */ 126 #define USS820_RXSTAT_RXERR 0x02 /* Receive Error */ 127 #define USS820_RXSTAT_RXVOID 0x04 /* Receive Void */ 128 #define USS820_RXSTAT_RXSOVW 0x08 /* Receive Data Sequence Overwrite Bit */ 129 #define USS820_RXSTAT_EDOVW 0x10 /* End Overwrite Flag */ 130 #define USS820_RXSTAT_STOVW 0x20 /* Start Overwrite Flag */ 131 #define USS820_RXSTAT_RXSETUP 0x40 /* Received SETUP token */ 132 #define USS820_RXSTAT_RXSEQ 0x80 /* Receiver Endpoint Sequence Bit */ 133 134 #define USS820_SOFL 0x0e /* Start Of Frame counter low */ 135 #define USS820_SOFL_MASK 0xFF 136 137 #define USS820_SOFH 0x0f /* Start Of Frame counter high */ 138 #define USS820_SOFH_MASK 0x07 139 #define USS820_SOFH_SOFDIS 0x08 /* SOF Pin Output Disable */ 140 #define USS820_SOFH_FTLOCK 0x10 /* Frame Timer Lock */ 141 #define USS820_SOFH_SOFIE 0x20 /* SOF Interrupt Enable */ 142 #define USS820_SOFH_ASOF 0x40 /* Any Start of Frame */ 143 #define USS820_SOFH_SOFACK 0x80 /* SOF Token Received Without Error */ 144 145 #define USS820_FADDR 0x10 /* Function Address */ 146 #define USS820_FADDR_MASK 0x7F 147 #define USS820_FADDR_UNUSED 0x80 148 149 #define USS820_SCR 0x11 /* System Control */ 150 #define USS820_SCR_UNUSED 0x01 151 #define USS820_SCR_T_IRQ 0x02 /* Global Interrupt Enable */ 152 #define USS820_SCR_IRQLVL 0x04 /* Interrupt Mode */ 153 #define USS820_SCR_SRESET 0x08 /* Software reset */ 154 #define USS820_SCR_IE_RESET 0x10 /* Enable Reset Interrupt */ 155 #define USS820_SCR_IE_SUSP 0x20 /* Enable Suspend Interrupt */ 156 #define USS820_SCR_RWUPE 0x40 /* Enable Remote Wake-Up Feature */ 157 #define USS820_SCR_IRQPOL 0x80 /* IRQ polarity */ 158 159 #define USS820_SSR 0x12 /* System Status */ 160 #define USS820_SSR_RESET 0x01 /* Reset Condition Detected on USB 161 * cable */ 162 #define USS820_SSR_SUSPEND 0x02 /* Suspend Detected */ 163 #define USS820_SSR_RESUME 0x04 /* Resume Detected */ 164 #define USS820_SSR_SUSPDIS 0x08 /* Suspend Disable */ 165 #define USS820_SSR_SUSPPO 0x10 /* Suspend Power Off */ 166 #define USS820_SSR_UNUSED 0xE0 167 168 #define USS820_UNK0 0x13 /* Unknown */ 169 #define USS820_UNK0_UNUSED 0xFF 170 171 #define USS820_SBI 0x14 /* Serial bus interrupt low */ 172 #define USS820_SBI_FTXD0 0x01 /* Function Transmit Done, EP 0 */ 173 #define USS820_SBI_FRXD0 0x02 /* Function Receive Done, EP 0 */ 174 #define USS820_SBI_FTXD1 0x04 175 #define USS820_SBI_FRXD1 0x08 176 #define USS820_SBI_FTXD2 0x10 177 #define USS820_SBI_FRXD2 0x20 178 #define USS820_SBI_FTXD3 0x40 179 #define USS820_SBI_FRXD3 0x80 180 181 #define USS820_SBI1 0x15 /* Serial bus interrupt high */ 182 #define USS820_SBI1_FTXD4 0x01 183 #define USS820_SBI1_FRXD4 0x02 184 #define USS820_SBI1_FTXD5 0x04 185 #define USS820_SBI1_FRXD5 0x08 186 #define USS820_SBI1_FTXD6 0x10 187 #define USS820_SBI1_FRXD6 0x20 188 #define USS820_SBI1_FTXD7 0x40 189 #define USS820_SBI1_FRXD7 0x80 190 191 #define USS820_SBIE 0x16 /* Serial bus interrupt enable low */ 192 #define USS820_SBIE_FTXIE0 0x01 193 #define USS820_SBIE_FRXIE0 0x02 194 #define USS820_SBIE_FTXIE1 0x04 195 #define USS820_SBIE_FRXIE1 0x08 196 #define USS820_SBIE_FTXIE2 0x10 197 #define USS820_SBIE_FRXIE2 0x20 198 #define USS820_SBIE_FTXIE3 0x40 199 #define USS820_SBIE_FRXIE3 0x80 200 201 #define USS820_SBIE1 0x17 /* Serial bus interrupt enable high */ 202 #define USS820_SBIE1_FTXIE4 0x01 203 #define USS820_SBIE1_FRXIE4 0x02 204 #define USS820_SBIE1_FTXIE5 0x04 205 #define USS820_SBIE1_FRXIE5 0x08 206 #define USS820_SBIE1_FTXIE6 0x10 207 #define USS820_SBIE1_FRXIE6 0x20 208 #define USS820_SBIE1_FTXIE7 0x40 209 #define USS820_SBIE1_FRXIE7 0x80 210 211 #define USS820_REV 0x18 /* Hardware revision */ 212 #define USS820_REV_MIN 0x0F 213 #define USS820_REV_MAJ 0xF0 214 215 #define USS820_LOCK 0x19 /* Suspend power-off locking */ 216 #define USS820_LOCK_UNLOCKED 0x01 217 #define USS820_LOCK_UNUSED 0xFE 218 219 #define USS820_PEND 0x1a /* Pend hardware status update */ 220 #define USS820_PEND_PEND 0x01 221 #define USS820_PEND_UNUSED 0xFE 222 223 #define USS820_SCRATCH 0x1b /* Scratch firmware information */ 224 #define USS820_SCRATCH_MASK 0x7F 225 #define USS820_SCRATCH_IE_RESUME 0x80 /* Enable Resume Interrupt */ 226 227 #define USS820_MCSR 0x1c /* Miscellaneous control and status */ 228 #define USS820_MCSR_DPEN 0x01 /* DPLS Pull-Up Enable */ 229 #define USS820_MCSR_SUSPLOE 0x02 /* Suspend Lock Out Enable */ 230 #define USS820_MCSR_BDFEAT 0x04 /* Board Feature Enable */ 231 #define USS820_MCSR_FEAT 0x08 /* Feature Enable */ 232 #define USS820_MCSR_PKGID 0x10 /* Package Identification */ 233 #define USS820_MCSR_SUSPS 0x20 /* Suspend Status */ 234 #define USS820_MCSR_INIT 0x40 /* Device Initialized */ 235 #define USS820_MCSR_RWUPR 0x80 /* Remote Wakeup-Up Remember */ 236 237 #define USS820_DSAV 0x1d /* Data set available low (Read Only) */ 238 #define USS820_DSAV_TXAV0 0x01 239 #define USS820_DSAV_RXAV0 0x02 240 #define USS820_DSAV_TXAV1 0x04 241 #define USS820_DSAV_RXAV1 0x08 242 #define USS820_DSAV_TXAV2 0x10 243 #define USS820_DSAV_RXAV2 0x20 244 #define USS820_DSAV_TXAV3 0x40 245 #define USS820_DSAV_RXAV3 0x80 246 247 #define USS820_DSAV1 0x1e /* Data set available high */ 248 #define USS820_DSAV1_TXAV4 0x01 249 #define USS820_DSAV1_RXAV4 0x02 250 #define USS820_DSAV1_TXAV5 0x04 251 #define USS820_DSAV1_RXAV5 0x08 252 #define USS820_DSAV1_TXAV6 0x10 253 #define USS820_DSAV1_RXAV6 0x20 254 #define USS820_DSAV1_TXAV7 0x40 255 #define USS820_DSAV1_RXAV7 0x80 256 257 #define USS820_UNK1 0x1f /* Unknown */ 258 #define USS820_UNK1_UNKNOWN 0xFF 259 260 #ifndef USS820_REG_STRIDE 261 #define USS820_REG_STRIDE 1 262 #endif 263 264 #define USS820_READ_1(sc, reg) \ 265 bus_space_read_1((sc)->sc_io_tag, (sc)->sc_io_hdl, (reg) * USS820_REG_STRIDE) 266 267 #define USS820_WRITE_1(sc, reg, data) \ 268 bus_space_write_1((sc)->sc_io_tag, (sc)->sc_io_hdl, (reg) * USS820_REG_STRIDE, (data)) 269 270 struct uss820dci_td; 271 struct uss820dci_softc; 272 273 typedef uint8_t (uss820dci_cmd_t)(struct uss820dci_softc *, struct uss820dci_td *td); 274 275 struct uss820dci_td { 276 struct uss820dci_td *obj_next; 277 uss820dci_cmd_t *func; 278 struct usb_page_cache *pc; 279 uint32_t offset; 280 uint32_t remainder; 281 uint16_t max_packet_size; 282 uint8_t ep_index; 283 uint8_t error:1; 284 uint8_t alt_next:1; 285 uint8_t short_pkt:1; 286 uint8_t support_multi_buffer:1; 287 uint8_t did_stall:1; 288 uint8_t did_enable:1; 289 }; 290 291 struct uss820_std_temp { 292 uss820dci_cmd_t *func; 293 struct usb_page_cache *pc; 294 struct uss820dci_td *td; 295 struct uss820dci_td *td_next; 296 uint32_t len; 297 uint32_t offset; 298 uint16_t max_frame_size; 299 uint8_t short_pkt; 300 /* 301 * short_pkt = 0: transfer should be short terminated 302 * short_pkt = 1: transfer should not be short terminated 303 */ 304 uint8_t setup_alt_next; 305 uint8_t did_stall; 306 }; 307 308 struct uss820dci_config_desc { 309 struct usb_config_descriptor confd; 310 struct usb_interface_descriptor ifcd; 311 struct usb_endpoint_descriptor endpd; 312 } __packed; 313 314 union uss820_hub_temp { 315 uWord wValue; 316 struct usb_port_status ps; 317 }; 318 319 struct uss820_flags { 320 uint8_t change_connect:1; 321 uint8_t change_suspend:1; 322 uint8_t status_suspend:1; /* set if suspended */ 323 uint8_t status_vbus:1; /* set if present */ 324 uint8_t status_bus_reset:1; /* set if reset complete */ 325 uint8_t clocks_off:1; 326 uint8_t port_powered:1; 327 uint8_t port_enabled:1; 328 uint8_t d_pulled_up:1; 329 uint8_t mcsr_feat:1; 330 }; 331 332 struct uss820dci_softc { 333 struct usb_bus sc_bus; 334 union uss820_hub_temp sc_hub_temp; 335 336 struct usb_device *sc_devices[USS820_MAX_DEVICES]; 337 struct resource *sc_io_res; 338 struct resource *sc_irq_res; 339 void *sc_intr_hdl; 340 bus_size_t sc_io_size; 341 bus_space_tag_t sc_io_tag; 342 bus_space_handle_t sc_io_hdl; 343 344 uint32_t sc_xfer_complete; 345 346 uint8_t sc_rt_addr; /* root HUB address */ 347 uint8_t sc_dv_addr; /* device address */ 348 uint8_t sc_conf; /* root HUB config */ 349 350 uint8_t sc_hub_idata[1]; 351 352 struct uss820_flags sc_flags; 353 }; 354 355 /* prototypes */ 356 357 usb_error_t uss820dci_init(struct uss820dci_softc *sc); 358 void uss820dci_uninit(struct uss820dci_softc *sc); 359 driver_filter_t uss820dci_filter_interrupt; 360 driver_intr_t uss820dci_interrupt; 361 362 #endif /* _USS820_DCI_H_ */ 363