1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2000,2001 Jonathan Chen All rights reserved. 5 * Copyright (c) 2003-2004 M. Warner Losh <imp@FreeBSD.org> 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 /* 32 * Structure definitions for the Cardbus Bridge driver 33 */ 34 35 struct cbb_intrhand { 36 driver_filter_t *filt; 37 driver_intr_t *intr; 38 void *arg; 39 struct cbb_softc *sc; 40 void *cookie; 41 }; 42 43 struct cbb_reslist { 44 SLIST_ENTRY(cbb_reslist) link; 45 struct resource *res; 46 int type; 47 int rid; 48 /* note: unlike the regular resource list, there can be 49 * duplicate rid's in the same list. However, the 50 * combination of rid and res->r_dev should be unique. 51 */ 52 bus_addr_t cardaddr; /* for 16-bit pccard memory */ 53 }; 54 55 #define CBB_AUTO_OPEN_SMALLHOLE 0x100 56 57 struct cbb_softc { 58 device_t dev; 59 struct exca_softc exca; 60 struct resource *base_res; 61 struct resource *irq_res; 62 void *intrhand; 63 bus_space_tag_t bst; 64 bus_space_handle_t bsh; 65 uint32_t domain; 66 unsigned int pribus; 67 struct pcib_secbus bus; 68 struct mtx mtx; 69 int cardok; 70 u_int32_t flags; 71 #define CBB_16BIT_CARD 0x20000000 72 #define CBB_KTHREAD_RUNNING 0x40000000 73 #define CBB_KTHREAD_DONE 0x80000000 74 int chipset; /* chipset id */ 75 #define CB_UNKNOWN 0 /* NOT Cardbus-PCI bridge */ 76 #define CB_TI113X 1 /* TI PCI1130/1131 */ 77 #define CB_TI12XX 2 /* TI PCI12xx/14xx/44xx/15xx/45xx */ 78 #define CB_TI125X 3 /* TI PCI1250/1251(B)/1450 */ 79 #define CB_RF5C47X 4 /* RICOH RF5C475/476/477 */ 80 #define CB_RF5C46X 5 /* RICOH RF5C465/466/467 */ 81 #define CB_CIRRUS 6 /* Cirrus Logic CLPD683x */ 82 #define CB_TOPIC95 7 /* Toshiba ToPIC95 */ 83 #define CB_TOPIC97 8 /* Toshiba ToPIC97/100 */ 84 #define CB_O2MICRO 9 /* O2Micro chips */ 85 SLIST_HEAD(, cbb_reslist) rl; 86 device_t cbdev; 87 struct proc *event_thread; 88 void (*chipinit)(struct cbb_softc *); 89 int powerintr; 90 struct root_hold_token *sc_root_token; 91 }; 92 93 /* result of detect_card */ 94 #define CARD_UKN_CARD 0x00 95 #define CARD_5V_CARD 0x01 96 #define CARD_3V_CARD 0x02 97 #define CARD_XV_CARD 0x04 98 #define CARD_YV_CARD 0x08 99 100 /* for power_socket */ 101 #define CARD_VCC(X) (X) 102 #define CARD_VPP_VCC 0xf0 103 #define CARD_VCCMASK 0xf 104 #define CARD_VCCSHIFT 0 105 #define XV 2 106 #define YV 1 107 108 #define CARD_OFF (CARD_VCC(0)) 109 110 extern int cbb_debug; 111 112 int cbb_activate_resource(device_t brdev, device_t child, 113 int type, int rid, struct resource *r); 114 struct resource *cbb_alloc_resource(device_t brdev, device_t child, 115 int type, int *rid, rman_res_t start, rman_res_t end, rman_res_t count, 116 u_int flags); 117 void cbb_child_detached(device_t brdev, device_t child); 118 int cbb_child_present(device_t parent, device_t child); 119 int cbb_deactivate_resource(device_t brdev, device_t child, 120 int type, int rid, struct resource *r); 121 int cbb_detach(device_t brdev); 122 void cbb_disable_func_intr(struct cbb_softc *sc); 123 void cbb_driver_added(device_t brdev, driver_t *driver); 124 void cbb_event_thread(void *arg); 125 int cbb_pcic_set_memory_offset(device_t brdev, device_t child, int rid, 126 uint32_t cardaddr, uint32_t *deltap); 127 int cbb_pcic_set_res_flags(device_t brdev, device_t child, int type, 128 int rid, u_long flags); 129 int cbb_power(device_t brdev, int volts); 130 int cbb_power_enable_socket(device_t brdev, device_t child); 131 int cbb_power_disable_socket(device_t brdev, device_t child); 132 int cbb_read_ivar(device_t brdev, device_t child, int which, 133 uintptr_t *result); 134 int cbb_release_resource(device_t brdev, device_t child, 135 int type, int rid, struct resource *r); 136 int cbb_setup_intr(device_t dev, device_t child, struct resource *irq, 137 int flags, driver_filter_t *filt, driver_intr_t *intr, void *arg, 138 void **cookiep); 139 int cbb_teardown_intr(device_t dev, device_t child, struct resource *irq, 140 void *cookie); 141 int cbb_write_ivar(device_t brdev, device_t child, int which, 142 uintptr_t value); 143 144 /* 145 */ 146 static __inline void 147 cbb_set(struct cbb_softc *sc, uint32_t reg, uint32_t val) 148 { 149 bus_space_write_4(sc->bst, sc->bsh, reg, val); 150 } 151 152 static __inline uint32_t 153 cbb_get(struct cbb_softc *sc, uint32_t reg) 154 { 155 return (bus_space_read_4(sc->bst, sc->bsh, reg)); 156 } 157 158 static __inline void 159 cbb_setb(struct cbb_softc *sc, uint32_t reg, uint32_t bits) 160 { 161 cbb_set(sc, reg, cbb_get(sc, reg) | bits); 162 } 163 164 static __inline void 165 cbb_clrb(struct cbb_softc *sc, uint32_t reg, uint32_t bits) 166 { 167 cbb_set(sc, reg, cbb_get(sc, reg) & ~bits); 168 } 169