1 /* $NetBSD: pcmciavar.h,v 1.9 1998/12/29 09:00:28 marc 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 #include <dev/pccard/pccardchip.h> 39 40 extern int pccard_verbose; 41 42 /* 43 * Contains information about mapped/allocated i/o spaces. 44 */ 45 struct pccard_io_handle { 46 bus_space_tag_t iot; /* bus space tag (from chipset) */ 47 bus_space_handle_t ioh; /* mapped space handle */ 48 bus_addr_t addr; /* resulting address in bus space */ 49 bus_size_t size; /* size of i/o space */ 50 int flags; /* misc. information */ 51 int width; 52 }; 53 54 #define PCCARD_IO_ALLOCATED 0x01 /* i/o space was allocated */ 55 56 /* 57 * Contains information about allocated memory space. 58 */ 59 struct pccard_mem_handle { 60 bus_space_tag_t memt; /* bus space tag (from chipset) */ 61 bus_space_handle_t memh; /* mapped space handle */ 62 bus_addr_t addr; /* resulting address in bus space */ 63 bus_size_t size; /* size of mem space */ 64 pccard_mem_handle_t mhandle; /* opaque memory handle */ 65 bus_size_t realsize; /* how much we really allocated */ 66 long offset; 67 int kind; 68 }; 69 70 /* pccard itself */ 71 72 #define PCCARD_CFE_MWAIT_REQUIRED 0x0001 73 #define PCCARD_CFE_RDYBSY_ACTIVE 0x0002 74 #define PCCARD_CFE_WP_ACTIVE 0x0004 75 #define PCCARD_CFE_BVD_ACTIVE 0x0008 76 #define PCCARD_CFE_IO8 0x0010 77 #define PCCARD_CFE_IO16 0x0020 78 #define PCCARD_CFE_IRQSHARE 0x0040 79 #define PCCARD_CFE_IRQPULSE 0x0080 80 #define PCCARD_CFE_IRQLEVEL 0x0100 81 #define PCCARD_CFE_POWERDOWN 0x0200 82 #define PCCARD_CFE_READONLY 0x0400 83 #define PCCARD_CFE_AUDIO 0x0800 84 85 struct pccard_config_entry { 86 int number; 87 u_int32_t flags; 88 int iftype; 89 int num_iospace; 90 91 /* 92 * The card will only decode this mask in any case, so we can 93 * do dynamic allocation with this in mind, in case the suggestions 94 * below are no good. 95 */ 96 u_long iomask; 97 struct { 98 u_long length; 99 u_long start; 100 } iospace[4]; /* XXX this could be as high as 16 */ 101 u_int16_t irqmask; 102 int num_memspace; 103 struct { 104 u_long length; 105 u_long cardaddr; 106 u_long hostaddr; 107 } memspace[2]; /* XXX this could be as high as 8 */ 108 int maxtwins; 109 STAILQ_ENTRY(pccard_config_entry) cfe_list; 110 }; 111 112 struct pccard_function { 113 /* read off the card */ 114 int number; 115 int function; 116 int last_config_index; 117 u_long ccr_base; 118 u_long ccr_mask; 119 STAILQ_HEAD(, pccard_config_entry) cfe_head; 120 STAILQ_ENTRY(pccard_function) pf_list; 121 /* run-time state */ 122 struct pccard_softc *sc; 123 struct device *child; 124 struct pccard_config_entry *cfe; 125 struct pccard_mem_handle pf_pcmh; 126 #define pf_ccrt pf_pcmh.memt 127 #define pf_ccrh pf_pcmh.memh 128 #define pf_ccr_mhandle pf_pcmh.mhandle 129 #define pf_ccr_realsize pf_pcmh.realsize 130 bus_addr_t pf_ccr_offset; 131 int pf_ccr_window; 132 long pf_mfc_iobase; 133 long pf_mfc_iomax; 134 int (*ih_fct)(void *); 135 void *ih_arg; 136 int ih_ipl; 137 int pf_flags; 138 }; 139 140 /* pf_flags */ 141 #define PFF_ENABLED 0x0001 /* function is enabled */ 142 143 struct pccard_card { 144 int cis1_major; 145 int cis1_minor; 146 /* XXX waste of space? */ 147 char cis1_info_buf[256]; 148 char *cis1_info[4]; 149 /* 150 * Use int32_t for manufacturer and product so that they can 151 * hold the id value found in card CIS and special value that 152 * indicates no id was found. 153 */ 154 int32_t manufacturer; 155 #define PCCARD_VENDOR_INVALID -1 156 int32_t product; 157 #define PCCARD_PRODUCT_INVALID -1 158 u_int16_t error; 159 #define PCCARD_CIS_INVALID { NULL, NULL, NULL, NULL } 160 STAILQ_HEAD(, pccard_function) pf_head; 161 }; 162 163 /* More later? */ 164 struct pccard_ivar { 165 struct resource_list resources; 166 int slotnum; 167 }; 168 169 struct pccard_softc { 170 171 /* this stuff is for the socket */ 172 pccard_chipset_tag_t pct; 173 pccard_chipset_handle_t pch; 174 175 /* this stuff is for the card */ 176 struct pccard_card card; 177 void *ih; 178 int sc_enabled_count; /* how many functions are 179 enabled */ 180 181 /* 182 * These are passed down from the PCCARD chip, and exist only 183 * so that cards with Very Special address allocation needs 184 * know what range they should be dealing with. 185 */ 186 bus_addr_t iobase; /* start i/o space allocation here */ 187 bus_size_t iosize; /* size of the i/o space range */ 188 }; 189 190 void 191 pccardbus_if_setup(struct pccard_softc*); 192 193 struct pccard_cis_quirk { 194 int32_t manufacturer; 195 int32_t product; 196 char *cis1_info[4]; 197 struct pccard_function *pf; 198 struct pccard_config_entry *cfe; 199 }; 200 201 struct pccard_attach_args { 202 int32_t manufacturer; 203 int32_t product; 204 struct pccard_card *card; 205 struct pccard_function *pf; 206 }; 207 208 struct pccard_tuple { 209 unsigned int code; 210 unsigned int length; 211 u_long mult; 212 bus_addr_t ptr; 213 bus_space_tag_t memt; 214 bus_space_handle_t memh; 215 }; 216 217 void pccard_read_cis(struct pccard_softc *); 218 void pccard_check_cis_quirks(device_t); 219 void pccard_print_cis(device_t); 220 int pccard_scan_cis(struct device * dev, 221 int (*) (struct pccard_tuple *, void *), void *); 222 223 #define pccard_cis_read_1(tuple, idx0) \ 224 (bus_space_read_1((tuple)->memt, (tuple)->memh, (tuple)->mult*(idx0))) 225 226 #define pccard_tuple_read_1(tuple, idx1) \ 227 (pccard_cis_read_1((tuple), ((tuple)->ptr+(2+(idx1))))) 228 229 #define pccard_tuple_read_2(tuple, idx2) \ 230 (pccard_tuple_read_1((tuple), (idx2)) | \ 231 (pccard_tuple_read_1((tuple), (idx2)+1)<<8)) 232 233 #define pccard_tuple_read_3(tuple, idx3) \ 234 (pccard_tuple_read_1((tuple), (idx3)) | \ 235 (pccard_tuple_read_1((tuple), (idx3)+1)<<8) | \ 236 (pccard_tuple_read_1((tuple), (idx3)+2)<<16)) 237 238 #define pccard_tuple_read_4(tuple, idx4) \ 239 (pccard_tuple_read_1((tuple), (idx4)) | \ 240 (pccard_tuple_read_1((tuple), (idx4)+1)<<8) | \ 241 (pccard_tuple_read_1((tuple), (idx4)+2)<<16) | \ 242 (pccard_tuple_read_1((tuple), (idx4)+3)<<24)) 243 244 #define pccard_tuple_read_n(tuple, n, idxn) \ 245 (((n)==1)?pccard_tuple_read_1((tuple), (idxn)) : \ 246 (((n)==2)?pccard_tuple_read_2((tuple), (idxn)) : \ 247 (((n)==3)?pccard_tuple_read_3((tuple), (idxn)) : \ 248 /* n == 4 */ pccard_tuple_read_4((tuple), (idxn))))) 249 250 #define PCCARD_SPACE_MEMORY 1 251 #define PCCARD_SPACE_IO 2 252 253 int pccard_ccr_read(struct pccard_function *, int); 254 void pccard_ccr_write(struct pccard_function *, int, int); 255 256 #define pccard_mfc(sc) (STAILQ_FIRST(&(sc)->card.pf_head) && \ 257 STAILQ_NEXT(STAILQ_FIRST(&(sc)->card.pf_head),pf_list)) 258 259 void pccard_function_init(struct pccard_function *, 260 struct pccard_config_entry *); 261 int pccard_function_enable(struct pccard_function *); 262 void pccard_function_disable(struct pccard_function *); 263 264 #define pccard_io_alloc(pf, start, size, align, pciop) \ 265 (pccard_chip_io_alloc((pf)->sc->pct, pf->sc->pch, (start), \ 266 (size), (align), (pciop))) 267 268 #define pccard_io_free(pf, pciohp) \ 269 (pccard_chip_io_free((pf)->sc->pct, (pf)->sc->pch, (pciohp))) 270 271 int pccard_io_map(struct pccard_function *, int, bus_addr_t, 272 bus_size_t, struct pccard_io_handle *, int *); 273 void pccard_io_unmap(struct pccard_function *, int); 274 275 #define pccard_mem_alloc(pf, size, pcmhp) \ 276 (pccard_chip_mem_alloc((pf)->sc->pct, (pf)->sc->pch, (size), (pcmhp))) 277 278 #define pccard_mem_free(pf, pcmhp) \ 279 (pccard_chip_mem_free((pf)->sc->pct, (pf)->sc->pch, (pcmhp))) 280 281 #define pccard_mem_map(pf, kind, card_addr, size, pcmhp, offsetp, windowp) \ 282 (pccard_chip_mem_map((pf)->sc->pct, (pf)->sc->pch, (kind), \ 283 (card_addr), (size), (pcmhp), (offsetp), (windowp))) 284 285 #define pccard_mem_unmap(pf, window) \ 286 (pccard_chip_mem_unmap((pf)->sc->pct, (pf)->sc->pch, (window))) 287 288 void *pccard_intr_establish(struct pccard_function *, int, 289 int (*) (void *), void *); 290 void pccard_intr_disestablish(struct pccard_function *, void *); 291