1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2003-2004 M. Warner Losh. 5 * Copyright (c) 2000,2001 Jonathan Chen. 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 * $FreeBSD$ 30 */ 31 32 /* 33 * Structure definitions for the Cardbus Bridge driver 34 */ 35 36 struct cbb_intrhand { 37 driver_filter_t *filt; 38 driver_intr_t *intr; 39 void *arg; 40 struct cbb_softc *sc; 41 void *cookie; 42 }; 43 44 struct cbb_reslist { 45 SLIST_ENTRY(cbb_reslist) link; 46 struct resource *res; 47 int type; 48 int rid; 49 /* note: unlike the regular resource list, there can be 50 * duplicate rid's in the same list. However, the 51 * combination of rid and res->r_dev should be unique. 52 */ 53 bus_addr_t cardaddr; /* for 16-bit pccard memory */ 54 }; 55 56 #define CBB_AUTO_OPEN_SMALLHOLE 0x100 57 #define CBB_NSLOTS 4 58 59 struct cbb_softc { 60 device_t dev; 61 struct exca_softc exca[CBB_NSLOTS]; 62 struct resource *base_res; 63 struct resource *irq_res; 64 void *intrhand; 65 bus_space_tag_t bst; 66 bus_space_handle_t bsh; 67 uint32_t domain; 68 unsigned int pribus; 69 struct pcib_secbus bus; 70 struct mtx mtx; 71 int cardok; 72 u_int32_t flags; 73 #define CBB_16BIT_CARD 0x20000000 74 #define CBB_KTHREAD_RUNNING 0x40000000 75 #define CBB_KTHREAD_DONE 0x80000000 76 int chipset; /* chipset id */ 77 #define CB_UNKNOWN 0 /* NOT Cardbus-PCI bridge */ 78 #define CB_TI113X 1 /* TI PCI1130/1131 */ 79 #define CB_TI12XX 2 /* TI PCI12xx/14xx/44xx/15xx/45xx */ 80 #define CB_TI125X 3 /* TI PCI1250/1251(B)/1450 */ 81 #define CB_RF5C47X 4 /* RICOH RF5C475/476/477 */ 82 #define CB_RF5C46X 5 /* RICOH RF5C465/466/467 */ 83 #define CB_CIRRUS 6 /* Cirrus Logic CLPD683x */ 84 #define CB_TOPIC95 7 /* Toshiba ToPIC95 */ 85 #define CB_TOPIC97 8 /* Toshiba ToPIC97/100 */ 86 #define CB_O2MICRO 9 /* O2Micro chips */ 87 SLIST_HEAD(, cbb_reslist) rl; 88 device_t cbdev; 89 struct proc *event_thread; 90 void (*chipinit)(struct cbb_softc *); 91 int powerintr; 92 struct root_hold_token *sc_root_token; 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, rman_res_t start, rman_res_t end, rman_res_t count, 119 u_int flags); 120 void cbb_child_detached(device_t brdev, device_t child); 121 int cbb_child_present(device_t parent, device_t child); 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, u_long flags); 132 int cbb_power(device_t brdev, int volts); 133 int cbb_power_enable_socket(device_t brdev, device_t child); 134 int 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_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_teardown_intr(device_t dev, device_t child, struct resource *irq, 143 void *cookie); 144 int cbb_write_ivar(device_t brdev, device_t child, int which, 145 uintptr_t value); 146 147 /* 148 */ 149 static __inline void 150 cbb_set(struct cbb_softc *sc, uint32_t reg, uint32_t val) 151 { 152 bus_space_write_4(sc->bst, sc->bsh, reg, val); 153 } 154 155 static __inline uint32_t 156 cbb_get(struct cbb_softc *sc, uint32_t reg) 157 { 158 return (bus_space_read_4(sc->bst, sc->bsh, reg)); 159 } 160 161 static __inline void 162 cbb_setb(struct cbb_softc *sc, uint32_t reg, uint32_t bits) 163 { 164 cbb_set(sc, reg, cbb_get(sc, reg) | bits); 165 } 166 167 static __inline void 168 cbb_clrb(struct cbb_softc *sc, uint32_t reg, uint32_t bits) 169 { 170 cbb_set(sc, reg, cbb_get(sc, reg) & ~bits); 171 } 172