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 struct resource *ccr_res; 120 int ccr_rid; 121 STAILQ_HEAD(, pccard_config_entry) cfe_head; 122 STAILQ_ENTRY(pccard_function) pf_list; 123 /* run-time state */ 124 struct pccard_softc *sc; 125 struct device *child; 126 struct pccard_config_entry *cfe; 127 struct pccard_mem_handle pf_pcmh; 128 #define pf_ccrt pf_pcmh.memt 129 #define pf_ccrh pf_pcmh.memh 130 #define pf_ccr_mhandle pf_pcmh.mhandle 131 #define pf_ccr_realsize pf_pcmh.realsize 132 bus_addr_t pf_ccr_offset; 133 int pf_ccr_window; 134 long pf_mfc_iobase; 135 long pf_mfc_iomax; 136 int (*ih_fct)(void *); 137 void *ih_arg; 138 int ih_ipl; 139 int pf_flags; 140 }; 141 142 /* pf_flags */ 143 #define PFF_ENABLED 0x0001 /* function is enabled */ 144 145 struct pccard_card { 146 int cis1_major; 147 int cis1_minor; 148 /* XXX waste of space? */ 149 char cis1_info_buf[256]; 150 char *cis1_info[4]; 151 /* 152 * Use int32_t for manufacturer and product so that they can 153 * hold the id value found in card CIS and special value that 154 * indicates no id was found. 155 */ 156 int32_t manufacturer; 157 #define PCCARD_VENDOR_INVALID -1 158 int32_t product; 159 #define PCCARD_PRODUCT_INVALID -1 160 u_int16_t error; 161 #define PCCARD_CIS_INVALID { NULL, NULL, NULL, NULL } 162 STAILQ_HEAD(, pccard_function) pf_head; 163 }; 164 165 /* More later? */ 166 struct pccard_ivar { 167 struct resource_list resources; 168 int slotnum; 169 }; 170 171 struct pccard_softc { 172 device_t dev; 173 /* this stuff is for the socket */ 174 175 /* this stuff is for the card */ 176 struct pccard_card card; 177 void *ih; 178 int sc_enabled_count; /* num functions enabled */ 179 180 }; 181 182 void 183 pccardbus_if_setup(struct pccard_softc*); 184 185 struct pccard_cis_quirk { 186 int32_t manufacturer; 187 int32_t product; 188 char *cis1_info[4]; 189 struct pccard_function *pf; 190 struct pccard_config_entry *cfe; 191 }; 192 193 struct pccard_tuple { 194 unsigned int code; 195 unsigned int length; 196 u_long mult; 197 bus_addr_t ptr; 198 bus_space_tag_t memt; 199 bus_space_handle_t memh; 200 }; 201 202 void pccard_read_cis(struct pccard_softc *); 203 void pccard_check_cis_quirks(device_t); 204 void pccard_print_cis(device_t); 205 int pccard_scan_cis(struct device * dev, 206 int (*) (struct pccard_tuple *, void *), void *); 207 208 #define pccard_cis_read_1(tuple, idx0) \ 209 (bus_space_read_1((tuple)->memt, (tuple)->memh, (tuple)->mult*(idx0))) 210 211 #define pccard_tuple_read_1(tuple, idx1) \ 212 (pccard_cis_read_1((tuple), ((tuple)->ptr+(2+(idx1))))) 213 214 #define pccard_tuple_read_2(tuple, idx2) \ 215 (pccard_tuple_read_1((tuple), (idx2)) | \ 216 (pccard_tuple_read_1((tuple), (idx2)+1)<<8)) 217 218 #define pccard_tuple_read_3(tuple, idx3) \ 219 (pccard_tuple_read_1((tuple), (idx3)) | \ 220 (pccard_tuple_read_1((tuple), (idx3)+1)<<8) | \ 221 (pccard_tuple_read_1((tuple), (idx3)+2)<<16)) 222 223 #define pccard_tuple_read_4(tuple, idx4) \ 224 (pccard_tuple_read_1((tuple), (idx4)) | \ 225 (pccard_tuple_read_1((tuple), (idx4)+1)<<8) | \ 226 (pccard_tuple_read_1((tuple), (idx4)+2)<<16) | \ 227 (pccard_tuple_read_1((tuple), (idx4)+3)<<24)) 228 229 #define pccard_tuple_read_n(tuple, n, idxn) \ 230 (((n)==1)?pccard_tuple_read_1((tuple), (idxn)) : \ 231 (((n)==2)?pccard_tuple_read_2((tuple), (idxn)) : \ 232 (((n)==3)?pccard_tuple_read_3((tuple), (idxn)) : \ 233 /* n == 4 */ pccard_tuple_read_4((tuple), (idxn))))) 234 235 #define PCCARD_SPACE_MEMORY 1 236 #define PCCARD_SPACE_IO 2 237 238 int pccard_ccr_read(struct pccard_function *, int); 239 void pccard_ccr_write(struct pccard_function *, int, int); 240 241 #define pccard_mfc(sc) (STAILQ_FIRST(&(sc)->card.pf_head) && \ 242 STAILQ_NEXT(STAILQ_FIRST(&(sc)->card.pf_head),pf_list)) 243 244 void pccard_function_init(struct pccard_function *, 245 struct pccard_config_entry *); 246 int pccard_function_enable(struct pccard_function *); 247 void pccard_function_disable(struct pccard_function *); 248 249 #define pccard_io_alloc(pf, start, size, align, pciop) \ 250 (pccard_chip_io_alloc((pf)->sc->pct, pf->sc->pch, (start), \ 251 (size), (align), (pciop))) 252 253 #define pccard_io_free(pf, pciohp) \ 254 (pccard_chip_io_free((pf)->sc->pct, (pf)->sc->pch, (pciohp))) 255 256 int pccard_io_map(struct pccard_function *, int, bus_addr_t, 257 bus_size_t, struct pccard_io_handle *, int *); 258 void pccard_io_unmap(struct pccard_function *, int); 259 260 #define pccard_mem_alloc(pf, size, pcmhp) \ 261 (pccard_chip_mem_alloc((pf)->sc->pct, (pf)->sc->pch, (size), (pcmhp))) 262 263 #define pccard_mem_free(pf, pcmhp) \ 264 (pccard_chip_mem_free((pf)->sc->pct, (pf)->sc->pch, (pcmhp))) 265 266 #define pccard_mem_map(pf, kind, card_addr, size, pcmhp, offsetp, windowp) \ 267 (pccard_chip_mem_map((pf)->sc->pct, (pf)->sc->pch, (kind), \ 268 (card_addr), (size), (pcmhp), (offsetp), (windowp))) 269 270 #define pccard_mem_unmap(pf, window) \ 271 (pccard_chip_mem_unmap((pf)->sc->pct, (pf)->sc->pch, (window))) 272 273 /* ivar interface */ 274 enum { 275 PCCARD_IVAR_ETHADDR, /* read ethernet address from CIS tupple */ 276 }; 277 278 /* read ethernet address from CIS tupple */ 279 __inline static int 280 pccard_get_ether(device_t dev, u_char *enaddr) 281 { 282 return BUS_READ_IVAR(device_get_parent(dev), dev, 283 PCCARD_IVAR_ETHADDR, (uintptr_t *)enaddr); 284 } 285