1 /*- 2 * Copyright (c) 2003-2004 Warner Losh. 3 * Copyright (c) 2000,2001 Jonathan Chen. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 * $FreeBSD$ 28 */ 29 30 /* 31 * Structure definitions for the Cardbus Bridge driver 32 */ 33 34 struct cbb_intrhand { 35 driver_filter_t *filt; 36 driver_intr_t *intr; 37 void *arg; 38 struct cbb_softc *sc; 39 void *cookie; 40 }; 41 42 struct cbb_reslist { 43 SLIST_ENTRY(cbb_reslist) link; 44 struct resource *res; 45 int type; 46 int rid; 47 /* note: unlike the regular resource list, there can be 48 * duplicate rid's in the same list. However, the 49 * combination of rid and res->r_dev should be unique. 50 */ 51 bus_addr_t cardaddr; /* for 16-bit pccard memory */ 52 }; 53 54 #define CBB_AUTO_OPEN_SMALLHOLE 0x100 55 #define CBB_NSLOTS 4 56 57 struct cbb_softc { 58 device_t dev; 59 struct exca_softc exca[CBB_NSLOTS]; 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 unsigned int secbus; 68 unsigned int subbus; 69 struct mtx mtx; 70 struct cv cv; 71 struct cv powercv; 72 int cardok; 73 u_int32_t flags; 74 #define CBB_16BIT_CARD 0x20000000 75 #define CBB_KTHREAD_RUNNING 0x40000000 76 #define CBB_KTHREAD_DONE 0x80000000 77 int chipset; /* chipset id */ 78 #define CB_UNKNOWN 0 /* NOT Cardbus-PCI bridge */ 79 #define CB_TI113X 1 /* TI PCI1130/1131 */ 80 #define CB_TI12XX 2 /* TI PCI12xx/14xx/44xx/15xx/45xx */ 81 #define CB_TI125X 3 /* TI PCI1250/1251(B)/1450 */ 82 #define CB_RF5C47X 4 /* RICOH RF5C475/476/477 */ 83 #define CB_RF5C46X 5 /* RICOH RF5C465/466/467 */ 84 #define CB_CIRRUS 6 /* Cirrus Logic CLPD683x */ 85 #define CB_TOPIC95 7 /* Toshiba ToPIC95 */ 86 #define CB_TOPIC97 8 /* Toshiba ToPIC97/100 */ 87 #define CB_O2MICRO 9 /* O2Micro chips */ 88 SLIST_HEAD(, cbb_reslist) rl; 89 device_t cbdev; 90 struct proc *event_thread; 91 void (*chipinit)(struct cbb_softc *); 92 volatile int powerintr; 93 }; 94 95 /* result of detect_card */ 96 #define CARD_UKN_CARD 0x00 97 #define CARD_5V_CARD 0x01 98 #define CARD_3V_CARD 0x02 99 #define CARD_XV_CARD 0x04 100 #define CARD_YV_CARD 0x08 101 102 /* for power_socket */ 103 #define CARD_VCC(X) (X) 104 #define CARD_VPP_VCC 0xf0 105 #define CARD_VCCMASK 0xf 106 #define CARD_VCCSHIFT 0 107 #define XV 2 108 #define YV 1 109 110 #define CARD_OFF (CARD_VCC(0)) 111 112 extern int cbb_debug; 113 extern devclass_t cbb_devclass; 114 115 int cbb_activate_resource(device_t brdev, device_t child, 116 int type, int rid, struct resource *r); 117 struct resource *cbb_alloc_resource(device_t brdev, device_t child, 118 int type, int *rid, u_long start, u_long end, u_long count, 119 u_int flags); 120 void cbb_child_detached(device_t brdev, device_t child); 121 int cbb_child_present(device_t self); 122 int cbb_deactivate_resource(device_t brdev, device_t child, 123 int type, int rid, struct resource *r); 124 int cbb_detach(device_t brdev); 125 void cbb_disable_func_intr(struct cbb_softc *sc); 126 void cbb_driver_added(device_t brdev, driver_t *driver); 127 void cbb_event_thread(void *arg); 128 int cbb_pcic_set_memory_offset(device_t brdev, device_t child, int rid, 129 uint32_t cardaddr, uint32_t *deltap); 130 int cbb_pcic_set_res_flags(device_t brdev, device_t child, int type, 131 int rid, uint32_t flags); 132 int cbb_power(device_t brdev, int volts); 133 int cbb_power_enable_socket(device_t brdev, device_t child); 134 void cbb_power_disable_socket(device_t brdev, device_t child); 135 int cbb_read_ivar(device_t brdev, device_t child, int which, 136 uintptr_t *result); 137 int cbb_release_resource(device_t brdev, device_t child, 138 int type, int rid, struct resource *r); 139 int cbb_resume(device_t self); 140 int cbb_setup_intr(device_t dev, device_t child, struct resource *irq, 141 int flags, driver_filter_t *filt, driver_intr_t *intr, void *arg, 142 void **cookiep); 143 int cbb_suspend(device_t self); 144 int cbb_teardown_intr(device_t dev, device_t child, struct resource *irq, 145 void *cookie); 146 int cbb_write_ivar(device_t brdev, device_t child, int which, 147 uintptr_t value); 148 149 /* 150 */ 151 static __inline void 152 cbb_set(struct cbb_softc *sc, uint32_t reg, uint32_t val) 153 { 154 bus_space_write_4(sc->bst, sc->bsh, reg, val); 155 } 156 157 static __inline uint32_t 158 cbb_get(struct cbb_softc *sc, uint32_t reg) 159 { 160 return (bus_space_read_4(sc->bst, sc->bsh, reg)); 161 } 162 163 static __inline void 164 cbb_setb(struct cbb_softc *sc, uint32_t reg, uint32_t bits) 165 { 166 cbb_set(sc, reg, cbb_get(sc, reg) | bits); 167 } 168 169 static __inline void 170 cbb_clrb(struct cbb_softc *sc, uint32_t reg, uint32_t bits) 171 { 172 cbb_set(sc, reg, cbb_get(sc, reg) & ~bits); 173 } 174