1 /* $OpenBSD: pcmciavar.h,v 1.20 2005/11/23 11:39:37 mickey Exp $ */ 2 /* $NetBSD: pcmciavar.h,v 1.5 1998/07/19 17:28:17 christos Exp $ */ 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/pcmcia/pcmciachip.h> 39 40 extern int pcmcia_verbose; 41 42 /* 43 * Contains information about mapped/allocated i/o spaces. 44 */ 45 struct pcmcia_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 }; 52 53 #define PCMCIA_IO_ALLOCATED 0x01 /* i/o space was allocated */ 54 55 /* 56 * Contains information about allocated memory space. 57 */ 58 struct pcmcia_mem_handle { 59 bus_space_tag_t memt; /* bus space tag (from chipset) */ 60 bus_space_handle_t memh; /* mapped space handle */ 61 bus_addr_t addr; /* resulting address in bus space */ 62 bus_size_t size; /* size of mem space */ 63 pcmcia_mem_handle_t mhandle; /* opaque memory handle */ 64 bus_size_t realsize; /* how much we really allocated */ 65 }; 66 67 /* pcmcia itself */ 68 69 #define PCMCIA_CFE_MWAIT_REQUIRED 0x0001 70 #define PCMCIA_CFE_RDYBSY_ACTIVE 0x0002 71 #define PCMCIA_CFE_WP_ACTIVE 0x0004 72 #define PCMCIA_CFE_BVD_ACTIVE 0x0008 73 #define PCMCIA_CFE_IO8 0x0010 74 #define PCMCIA_CFE_IO16 0x0020 75 #define PCMCIA_CFE_IRQSHARE 0x0040 76 #define PCMCIA_CFE_IRQPULSE 0x0080 77 #define PCMCIA_CFE_IRQLEVEL 0x0100 78 #define PCMCIA_CFE_POWERDOWN 0x0200 79 #define PCMCIA_CFE_READONLY 0x0400 80 #define PCMCIA_CFE_AUDIO 0x0800 81 82 struct pcmcia_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 SIMPLEQ_ENTRY(pcmcia_config_entry) cfe_list; 107 }; 108 109 struct pcmcia_function { 110 /* read off the card */ 111 int number; 112 int function; 113 int last_config_index; 114 u_long ccr_base; 115 u_long ccr_mask; 116 SIMPLEQ_HEAD(, pcmcia_config_entry) cfe_head; 117 SIMPLEQ_ENTRY(pcmcia_function) pf_list; 118 /* run-time state */ 119 struct pcmcia_softc *sc; 120 struct device *child; 121 struct pcmcia_config_entry *cfe; 122 struct pcmcia_mem_handle pf_pcmh; 123 #define pf_ccrt pf_pcmh.memt 124 #define pf_ccrh pf_pcmh.memh 125 #define pf_ccr_mhandle pf_pcmh.mhandle 126 #define pf_ccr_realsize pf_pcmh.realsize 127 bus_size_t pf_ccr_offset; 128 int pf_ccr_window; 129 bus_addr_t pf_mfc_iobase; 130 bus_addr_t pf_mfc_iomax; 131 int (*ih_fct)(void *); 132 void *ih_arg; 133 int ih_ipl; 134 int pf_flags; 135 }; 136 137 /* pf_flags */ 138 #define PFF_ENABLED 0x0001 /* function is enabled */ 139 #define PFF_FAKE 0x0002 /* function is made up (no CIS) */ 140 141 struct pcmcia_card { 142 int cis1_major; 143 int cis1_minor; 144 /* XXX waste of space? */ 145 char cis1_info_buf[256]; 146 char *cis1_info[4]; 147 u_int16_t manufacturer; 148 #define PCMCIA_VENDOR_INVALID 0xffff 149 u_int16_t product; 150 #define PCMCIA_PRODUCT_INVALID 0xffff 151 u_int16_t error; 152 #define PCMCIA_CIS_INVALID { NULL, NULL, NULL, NULL } 153 SIMPLEQ_HEAD(, pcmcia_function) pf_head; 154 }; 155 156 struct pcmcia_softc { 157 struct device dev; 158 159 /* this stuff is for the socket */ 160 pcmcia_chipset_tag_t pct; 161 pcmcia_chipset_handle_t pch; 162 163 /* this stuff is for the card */ 164 struct pcmcia_card card; 165 void *ih; 166 int sc_enabled_count; /* how many functions are 167 enabled */ 168 169 /* 170 * These are passed down from the PCMCIA chip, and exist only 171 * so that cards with Very Special address allocation needs 172 * know what range they should be dealing with. 173 */ 174 bus_addr_t iobase; /* start i/o space allocation here */ 175 bus_size_t iosize; /* size of the i/o space range */ 176 }; 177 178 struct pcmcia_cis_quirk { 179 u_int16_t manufacturer; 180 u_int16_t product; 181 char *cis1_info[4]; 182 struct pcmcia_function *pf; 183 struct pcmcia_config_entry *cfe; 184 }; 185 186 struct pcmcia_attach_args { 187 u_int16_t manufacturer; 188 u_int16_t product; 189 struct pcmcia_card *card; 190 struct pcmcia_function *pf; 191 }; 192 193 struct pcmcia_tuple { 194 unsigned int code; 195 unsigned int length; 196 u_long mult; 197 bus_size_t ptr; 198 bus_space_tag_t memt; 199 bus_space_handle_t memh; 200 }; 201 202 void pcmcia_read_cis(struct pcmcia_softc *); 203 void pcmcia_check_cis_quirks(struct pcmcia_softc *); 204 void pcmcia_print_cis(struct pcmcia_softc *); 205 int pcmcia_scan_cis(struct device * dev, 206 int (*) (struct pcmcia_tuple *, void *), void *); 207 208 #define pcmcia_cis_read_1(tuple, idx0) \ 209 (bus_space_read_1((tuple)->memt, (tuple)->memh, (tuple)->mult*(idx0))) 210 211 #define pcmcia_tuple_read_1(tuple, idx1) \ 212 (pcmcia_cis_read_1((tuple), ((tuple)->ptr+(2+(idx1))))) 213 214 #define pcmcia_tuple_read_2(tuple, idx2) \ 215 (pcmcia_tuple_read_1((tuple), (idx2)) | \ 216 (pcmcia_tuple_read_1((tuple), (idx2)+1)<<8)) 217 218 #define pcmcia_tuple_read_3(tuple, idx3) \ 219 (pcmcia_tuple_read_1((tuple), (idx3)) | \ 220 (pcmcia_tuple_read_1((tuple), (idx3)+1)<<8) | \ 221 (pcmcia_tuple_read_1((tuple), (idx3)+2)<<16)) 222 223 #define pcmcia_tuple_read_4(tuple, idx4) \ 224 (pcmcia_tuple_read_1((tuple), (idx4)) | \ 225 (pcmcia_tuple_read_1((tuple), (idx4)+1)<<8) | \ 226 (pcmcia_tuple_read_1((tuple), (idx4)+2)<<16) | \ 227 (pcmcia_tuple_read_1((tuple), (idx4)+3)<<24)) 228 229 #define pcmcia_tuple_read_n(tuple, n, idxn) \ 230 (((n)==1)?pcmcia_tuple_read_1((tuple), (idxn)) : \ 231 (((n)==2)?pcmcia_tuple_read_2((tuple), (idxn)) : \ 232 (((n)==3)?pcmcia_tuple_read_3((tuple), (idxn)) : \ 233 /* n == 4 */ pcmcia_tuple_read_4((tuple), (idxn))))) 234 235 #define PCMCIA_SPACE_MEMORY 1 236 #define PCMCIA_SPACE_IO 2 237 238 int pcmcia_ccr_read(struct pcmcia_function *, int); 239 void pcmcia_ccr_write(struct pcmcia_function *, int, int); 240 241 #define pcmcia_mfc(sc) (SIMPLEQ_FIRST(&(sc)->card.pf_head) && \ 242 SIMPLEQ_NEXT(SIMPLEQ_FIRST(&(sc)->card.pf_head), pf_list)) 243 244 void pcmcia_function_init(struct pcmcia_function *, 245 struct pcmcia_config_entry *); 246 int pcmcia_function_enable(struct pcmcia_function *); 247 void pcmcia_function_disable(struct pcmcia_function *); 248 249 #define pcmcia_io_alloc(pf, start, size, align, pciop) \ 250 (pcmcia_chip_io_alloc((pf)->sc->pct, pf->sc->pch, (start), \ 251 (size), (align), (pciop))) 252 253 int pcmcia_io_map(struct pcmcia_function *, int, bus_addr_t, 254 bus_size_t, struct pcmcia_io_handle *, int *); 255 256 #define pcmcia_io_unmap(pf, window) \ 257 (pcmcia_chip_io_unmap((pf)->sc->pct, (pf)->sc->pch, (window))) 258 259 #define pcmcia_io_free(pf, pciop) \ 260 (pcmcia_chip_io_free((pf)->sc->pct, (pf)->sc->pch, (pciop))) 261 262 #define pcmcia_mem_alloc(pf, size, pcmhp) \ 263 (pcmcia_chip_mem_alloc((pf)->sc->pct, (pf)->sc->pch, (size), (pcmhp))) 264 265 #define pcmcia_mem_free(pf, pcmhp) \ 266 (pcmcia_chip_mem_free((pf)->sc->pct, (pf)->sc->pch, (pcmhp))) 267 268 #define pcmcia_mem_map(pf, kind, card_addr, size, pcmhp, offsetp, windowp) \ 269 (pcmcia_chip_mem_map((pf)->sc->pct, (pf)->sc->pch, (kind), \ 270 (card_addr), (size), (pcmhp), (offsetp), (windowp))) 271 272 #define pcmcia_mem_unmap(pf, window) \ 273 (pcmcia_chip_mem_unmap((pf)->sc->pct, (pf)->sc->pch, (window))) 274 275 void *pcmcia_intr_establish(struct pcmcia_function *, int, 276 int (*) (void *), void *, char *); 277 void pcmcia_intr_disestablish(struct pcmcia_function *, void *); 278 const char *pcmcia_intr_string(struct pcmcia_function *, void *); 279