1 /* $NetBSD: pcmciavar.h,v 1.12 2000/02/08 12:51:31 enami Exp $ */ 2 /* $FreeBSD$ */ 3 4 /* 5 * Copyright (c) 1997 Marc Horowitz. All rights reserved. 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 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Marc Horowitz. 18 * 4. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #include <sys/types.h> 34 #include <sys/queue.h> 35 36 #include <machine/bus.h> 37 38 extern int pccard_verbose; 39 40 /* 41 * Contains information about mapped/allocated i/o spaces. 42 */ 43 struct pccard_io_handle { 44 bus_space_tag_t iot; /* bus space tag (from chipset) */ 45 bus_space_handle_t ioh; /* mapped space handle */ 46 bus_addr_t addr; /* resulting address in bus space */ 47 bus_size_t size; /* size of i/o space */ 48 int flags; /* misc. information */ 49 int width; 50 }; 51 52 #define PCCARD_IO_ALLOCATED 0x01 /* i/o space was allocated */ 53 54 /* 55 * Contains information about allocated memory space. 56 */ 57 struct pccard_mem_handle { 58 bus_space_tag_t memt; /* bus space tag (from chipset) */ 59 bus_space_handle_t memh; /* mapped space handle */ 60 bus_addr_t addr; /* resulting address in bus space */ 61 bus_size_t size; /* size of mem space */ 62 bus_size_t realsize; /* how much we really allocated */ 63 long offset; 64 int kind; 65 }; 66 67 /* pccard itself */ 68 69 #define PCCARD_CFE_MWAIT_REQUIRED 0x0001 70 #define PCCARD_CFE_RDYBSY_ACTIVE 0x0002 71 #define PCCARD_CFE_WP_ACTIVE 0x0004 72 #define PCCARD_CFE_BVD_ACTIVE 0x0008 73 #define PCCARD_CFE_IO8 0x0010 74 #define PCCARD_CFE_IO16 0x0020 75 #define PCCARD_CFE_IRQSHARE 0x0040 76 #define PCCARD_CFE_IRQPULSE 0x0080 77 #define PCCARD_CFE_IRQLEVEL 0x0100 78 #define PCCARD_CFE_POWERDOWN 0x0200 79 #define PCCARD_CFE_READONLY 0x0400 80 #define PCCARD_CFE_AUDIO 0x0800 81 82 struct pccard_config_entry { 83 int number; 84 u_int32_t flags; 85 int iftype; 86 int num_iospace; 87 88 /* 89 * The card will only decode this mask in any case, so we can 90 * do dynamic allocation with this in mind, in case the suggestions 91 * below are no good. 92 */ 93 u_long iomask; 94 struct { 95 u_long length; 96 u_long start; 97 } iospace[4]; /* XXX this could be as high as 16 */ 98 u_int16_t irqmask; 99 int num_memspace; 100 struct { 101 u_long length; 102 u_long cardaddr; 103 u_long hostaddr; 104 } memspace[2]; /* XXX this could be as high as 8 */ 105 int maxtwins; 106 struct resource *iores[4]; 107 int iorid[4]; 108 struct resource *irqres; 109 int irqrid; 110 struct resource *memres[2]; 111 int memrid[2]; 112 STAILQ_ENTRY(pccard_config_entry) cfe_list; 113 }; 114 115 struct pccard_function { 116 /* read off the card */ 117 int number; 118 int function; 119 int last_config_index; 120 u_long ccr_base; 121 u_long ccr_mask; 122 struct resource *ccr_res; 123 int ccr_rid; 124 STAILQ_HEAD(, pccard_config_entry) cfe_head; 125 STAILQ_ENTRY(pccard_function) pf_list; 126 /* run-time state */ 127 struct pccard_softc *sc; 128 struct pccard_config_entry *cfe; 129 struct pccard_mem_handle pf_pcmh; 130 device_t dev; 131 #define pf_ccrt pf_pcmh.memt 132 #define pf_ccrh pf_pcmh.memh 133 #define pf_ccr_realsize pf_pcmh.realsize 134 bus_addr_t pf_ccr_offset; 135 int pf_ccr_window; 136 long pf_mfc_iobase; 137 long pf_mfc_iomax; 138 int pf_flags; 139 }; 140 141 /* pf_flags */ 142 #define PFF_ENABLED 0x0001 /* function is enabled */ 143 144 struct pccard_card { 145 int cis1_major; 146 int cis1_minor; 147 /* XXX waste of space? */ 148 char cis1_info_buf[256]; 149 char *cis1_info[4]; 150 /* 151 * Use int32_t for manufacturer and product so that they can 152 * hold the id value found in card CIS and special value that 153 * indicates no id was found. 154 */ 155 int32_t manufacturer; 156 #define PCCARD_VENDOR_INVALID -1 157 int32_t product; 158 #define PCCARD_PRODUCT_INVALID -1 159 u_int16_t error; 160 #define PCCARD_CIS_INVALID { NULL, NULL, NULL, NULL } 161 STAILQ_HEAD(, pccard_function) pf_head; 162 }; 163 164 #define PCCARD_MEM_ATTR 1 165 #define PCCARD_MEM_COMMON 2 166 167 #define PCCARD_WIDTH_AUTO 0 168 #define PCCARD_WIDTH_IO8 1 169 #define PCCARD_WIDTH_IO16 2 170 171 /* More later? */ 172 struct pccard_ivar { 173 struct resource_list resources; 174 struct pccard_function *fcn; 175 }; 176 177 struct pccard_softc { 178 device_t dev; 179 /* this stuff is for the socket */ 180 181 /* this stuff is for the card */ 182 struct pccard_card card; 183 int sc_enabled_count; /* num functions enabled */ 184 }; 185 186 void 187 pccardbus_if_setup(struct pccard_softc*); 188 189 struct pccard_cis_quirk { 190 int32_t manufacturer; 191 int32_t product; 192 char *cis1_info[4]; 193 struct pccard_function *pf; 194 struct pccard_config_entry *cfe; 195 }; 196 197 struct pccard_tuple { 198 unsigned int code; 199 unsigned int length; 200 u_long mult; 201 bus_addr_t ptr; 202 bus_space_tag_t memt; 203 bus_space_handle_t memh; 204 }; 205 206 struct pccard_product { 207 const char *pp_name; /* NULL if end of table */ 208 #define PCCARD_VENDOR_ANY ((u_int32_t) -1) 209 u_int32_t pp_vendor; 210 #define PCCARD_PRODUCT_ANY ((u_int32_t) -1) 211 u_int32_t pp_product; 212 int pp_expfunc; 213 const char *pp_vendor_str; /* NULL to not match */ 214 const char *pp_product_str; /* NULL to not match */ 215 }; 216 217 typedef int (*pccard_product_match_fn) (device_t dev, 218 const struct pccard_product *ent, int vpfmatch); 219 220 const struct pccard_product 221 *pccard_product_lookup(device_t dev, const struct pccard_product *tab, 222 size_t ent_size, pccard_product_match_fn matchfn); 223 224 void pccard_read_cis(struct pccard_softc *); 225 void pccard_check_cis_quirks(device_t); 226 void pccard_print_cis(device_t); 227 int pccard_scan_cis(device_t, 228 int (*) (struct pccard_tuple *, void *), void *); 229 230 #define pccard_cis_read_1(tuple, idx0) \ 231 (bus_space_read_1((tuple)->memt, (tuple)->memh, (tuple)->mult*(idx0))) 232 233 #define pccard_tuple_read_1(tuple, idx1) \ 234 (pccard_cis_read_1((tuple), ((tuple)->ptr+(2+(idx1))))) 235 236 #define pccard_tuple_read_2(tuple, idx2) \ 237 (pccard_tuple_read_1((tuple), (idx2)) | \ 238 (pccard_tuple_read_1((tuple), (idx2)+1)<<8)) 239 240 #define pccard_tuple_read_3(tuple, idx3) \ 241 (pccard_tuple_read_1((tuple), (idx3)) | \ 242 (pccard_tuple_read_1((tuple), (idx3)+1)<<8) | \ 243 (pccard_tuple_read_1((tuple), (idx3)+2)<<16)) 244 245 #define pccard_tuple_read_4(tuple, idx4) \ 246 (pccard_tuple_read_1((tuple), (idx4)) | \ 247 (pccard_tuple_read_1((tuple), (idx4)+1)<<8) | \ 248 (pccard_tuple_read_1((tuple), (idx4)+2)<<16) | \ 249 (pccard_tuple_read_1((tuple), (idx4)+3)<<24)) 250 251 #define pccard_tuple_read_n(tuple, n, idxn) \ 252 (((n)==1)?pccard_tuple_read_1((tuple), (idxn)) : \ 253 (((n)==2)?pccard_tuple_read_2((tuple), (idxn)) : \ 254 (((n)==3)?pccard_tuple_read_3((tuple), (idxn)) : \ 255 /* n == 4 */ pccard_tuple_read_4((tuple), (idxn))))) 256 257 #define PCCARD_SPACE_MEMORY 1 258 #define PCCARD_SPACE_IO 2 259 260 int pccard_ccr_read(struct pccard_function *, int); 261 void pccard_ccr_write(struct pccard_function *, int, int); 262 263 #define pccard_mfc(sc) (STAILQ_FIRST(&(sc)->card.pf_head) && \ 264 STAILQ_NEXT(STAILQ_FIRST(&(sc)->card.pf_head),pf_list)) 265 266 /* The following is the vestages of the NetBSD driver api */ 267 268 void pccard_function_init(struct pccard_function *); 269 int pccard_function_enable(struct pccard_function *); 270 void pccard_function_disable(struct pccard_function *); 271 272 #define pccard_io_alloc(pf, start, size, align, pciop) \ 273 (pccard_chip_io_alloc((pf)->sc->pct, pf->sc->pch, (start), \ 274 (size), (align), (pciop))) 275 276 #define pccard_io_free(pf, pciohp) \ 277 (pccard_chip_io_free((pf)->sc->pct, (pf)->sc->pch, (pciohp))) 278 279 int pccard_io_map(struct pccard_function *, int, bus_addr_t, 280 bus_size_t, struct pccard_io_handle *, int *); 281 void pccard_io_unmap(struct pccard_function *, int); 282 283 #define pccard_mem_alloc(pf, size, pcmhp) \ 284 (pccard_chip_mem_alloc((pf)->sc->pct, (pf)->sc->pch, (size), (pcmhp))) 285 #define pccard_mem_free(pf, pcmhp) \ 286 (pccard_chip_mem_free((pf)->sc->pct, (pf)->sc->pch, (pcmhp))) 287 #define pccard_mem_map(pf, kind, card_addr, size, pcmhp, offsetp, windowp) \ 288 (pccard_chip_mem_map((pf)->sc->pct, (pf)->sc->pch, (kind), \ 289 (card_addr), (size), (pcmhp), (offsetp), (windowp))) 290 #define pccard_mem_unmap(pf, window) \ 291 (pccard_chip_mem_unmap((pf)->sc->pct, (pf)->sc->pch, (window))) 292 293 /* compat layer */ 294 int pccard_compat_probe(device_t dev); 295 int pccard_compat_attach(device_t dev); 296 297 /* ivar interface */ 298 enum { 299 PCCARD_IVAR_ETHADDR, /* read ethernet address from CIS tupple */ 300 PCCARD_IVAR_VENDOR, 301 PCCARD_IVAR_PRODUCT, 302 PCCARD_IVAR_FUNCTION_NUMBER, 303 PCCARD_IVAR_VENDOR_STR, /* CIS string for "Manufacturer" */ 304 PCCARD_IVAR_PRODUCT_STR,/* CIS strnig for "Product" */ 305 PCCARD_IVAR_CIS3_STR, 306 PCCARD_IVAR_CIS4_STR 307 }; 308 309 #define PCCARD_ACCESSOR(A, B, T) \ 310 __inline static int \ 311 pccard_get_ ## A(device_t dev, T *t) \ 312 { \ 313 return BUS_READ_IVAR(device_get_parent(dev), dev, \ 314 PCCARD_IVAR_ ## B, (uintptr_t *) t); \ 315 } 316 317 PCCARD_ACCESSOR(ether, ETHADDR, u_int8_t) 318 PCCARD_ACCESSOR(vendor, VENDOR, u_int32_t) 319 PCCARD_ACCESSOR(product, PRODUCT, u_int32_t) 320 PCCARD_ACCESSOR(function_number,FUNCTION_NUMBER, u_int32_t) 321 PCCARD_ACCESSOR(vendor_str, VENDOR_STR, char *) 322 PCCARD_ACCESSOR(product_str, PRODUCT_STR, char *) 323 PCCARD_ACCESSOR(cis3_str, CIS3_STR, char *) 324 325 enum { 326 PCCARD_A_MEM_ATTR = 0x1 327 }; 328 329 #define PCCARD_SOFTC(d) (struct pccard_softc *) device_get_softc(d) 330 #define PCCARD_IVAR(d) (struct pccard_ivar *) device_get_ivars(d) 331