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 int cardok; 71 u_int32_t flags; 72 #define CBB_16BIT_CARD 0x20000000 73 #define CBB_KTHREAD_RUNNING 0x40000000 74 #define CBB_KTHREAD_DONE 0x80000000 75 int chipset; /* chipset id */ 76 #define CB_UNKNOWN 0 /* NOT Cardbus-PCI bridge */ 77 #define CB_TI113X 1 /* TI PCI1130/1131 */ 78 #define CB_TI12XX 2 /* TI PCI12xx/14xx/44xx/15xx/45xx */ 79 #define CB_TI125X 3 /* TI PCI1250/1251(B)/1450 */ 80 #define CB_RF5C47X 4 /* RICOH RF5C475/476/477 */ 81 #define CB_RF5C46X 5 /* RICOH RF5C465/466/467 */ 82 #define CB_CIRRUS 6 /* Cirrus Logic CLPD683x */ 83 #define CB_TOPIC95 7 /* Toshiba ToPIC95 */ 84 #define CB_TOPIC97 8 /* Toshiba ToPIC97/100 */ 85 #define CB_O2MICRO 9 /* O2Micro chips */ 86 SLIST_HEAD(, cbb_reslist) rl; 87 device_t cbdev; 88 struct proc *event_thread; 89 void (*chipinit)(struct cbb_softc *); 90 int powerintr; 91 struct root_hold_token *sc_root_token; 92 }; 93 94 /* result of detect_card */ 95 #define CARD_UKN_CARD 0x00 96 #define CARD_5V_CARD 0x01 97 #define CARD_3V_CARD 0x02 98 #define CARD_XV_CARD 0x04 99 #define CARD_YV_CARD 0x08 100 101 /* for power_socket */ 102 #define CARD_VCC(X) (X) 103 #define CARD_VPP_VCC 0xf0 104 #define CARD_VCCMASK 0xf 105 #define CARD_VCCSHIFT 0 106 #define XV 2 107 #define YV 1 108 109 #define CARD_OFF (CARD_VCC(0)) 110 111 extern int cbb_debug; 112 extern devclass_t cbb_devclass; 113 114 int cbb_activate_resource(device_t brdev, device_t child, 115 int type, int rid, struct resource *r); 116 struct resource *cbb_alloc_resource(device_t brdev, device_t child, 117 int type, int *rid, u_long start, u_long end, u_long count, 118 u_int flags); 119 void cbb_child_detached(device_t brdev, device_t child); 120 int cbb_child_present(device_t parent, device_t child); 121 int cbb_deactivate_resource(device_t brdev, device_t child, 122 int type, int rid, struct resource *r); 123 int cbb_detach(device_t brdev); 124 void cbb_disable_func_intr(struct cbb_softc *sc); 125 void cbb_driver_added(device_t brdev, driver_t *driver); 126 void cbb_event_thread(void *arg); 127 int cbb_pcic_set_memory_offset(device_t brdev, device_t child, int rid, 128 uint32_t cardaddr, uint32_t *deltap); 129 int cbb_pcic_set_res_flags(device_t brdev, device_t child, int type, 130 int rid, u_long flags); 131 int cbb_power(device_t brdev, int volts); 132 int cbb_power_enable_socket(device_t brdev, device_t child); 133 int cbb_power_disable_socket(device_t brdev, device_t child); 134 int cbb_read_ivar(device_t brdev, device_t child, int which, 135 uintptr_t *result); 136 int cbb_release_resource(device_t brdev, device_t child, 137 int type, int rid, struct resource *r); 138 int cbb_resume(device_t self); 139 int cbb_setup_intr(device_t dev, device_t child, struct resource *irq, 140 int flags, driver_filter_t *filt, driver_intr_t *intr, void *arg, 141 void **cookiep); 142 int cbb_suspend(device_t self); 143 int cbb_teardown_intr(device_t dev, device_t child, struct resource *irq, 144 void *cookie); 145 int cbb_write_ivar(device_t brdev, device_t child, int which, 146 uintptr_t value); 147 148 /* 149 */ 150 static __inline void 151 cbb_set(struct cbb_softc *sc, uint32_t reg, uint32_t val) 152 { 153 bus_space_write_4(sc->bst, sc->bsh, reg, val); 154 } 155 156 static __inline uint32_t 157 cbb_get(struct cbb_softc *sc, uint32_t reg) 158 { 159 return (bus_space_read_4(sc->bst, sc->bsh, reg)); 160 } 161 162 static __inline void 163 cbb_setb(struct cbb_softc *sc, uint32_t reg, uint32_t bits) 164 { 165 cbb_set(sc, reg, cbb_get(sc, reg) | bits); 166 } 167 168 static __inline void 169 cbb_clrb(struct cbb_softc *sc, uint32_t reg, uint32_t bits) 170 { 171 cbb_set(sc, reg, cbb_get(sc, reg) & ~bits); 172 } 173