1 /* $NetBSD: pcmciavar.h,v 1.12 2000/02/08 12:51:31 enami Exp $ */ 2 /* $FreeBSD$ */ 3 4 /*- 5 * SPDX-License-Identifier: BSD-4-Clause 6 * 7 * Copyright (c) 1997 Marc Horowitz. All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by Marc Horowitz. 20 * 4. The name of the author may not be used to endorse or promote products 21 * derived from this software without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 25 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 27 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 28 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 29 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 30 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 32 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 /* 36 * Contains information about mapped/allocated i/o spaces. 37 */ 38 struct pccard_io_handle { 39 bus_space_tag_t iot; /* bus space tag (from chipset) */ 40 bus_space_handle_t ioh; /* mapped space handle */ 41 bus_addr_t addr; /* resulting address in bus space */ 42 bus_size_t size; /* size of i/o space */ 43 int flags; /* misc. information */ 44 int width; 45 }; 46 47 #define PCCARD_IO_ALLOCATED 0x01 /* i/o space was allocated */ 48 49 /* 50 * Contains information about allocated memory space. 51 */ 52 struct pccard_mem_handle { 53 bus_space_tag_t memt; /* bus space tag (from chipset) */ 54 bus_space_handle_t memh; /* mapped space handle */ 55 bus_addr_t addr; /* resulting address in bus space */ 56 bus_size_t size; /* size of mem space */ 57 bus_size_t realsize; /* how much we really allocated */ 58 bus_addr_t cardaddr; /* Absolute address on card */ 59 int kind; 60 }; 61 62 /* Bits for kind */ 63 #define PCCARD_MEM_16BIT 1 /* 1 -> 16bit 0 -> 8bit */ 64 #define PCCARD_MEM_ATTR 2 /* 1 -> attribute mem 0 -> common */ 65 66 #define PCCARD_WIDTH_AUTO 0 67 #define PCCARD_WIDTH_IO8 1 68 #define PCCARD_WIDTH_IO16 2 69 70 struct pccard_tuple { 71 unsigned int code; 72 unsigned int length; 73 u_long mult; /* dist btn successive bytes */ 74 bus_addr_t ptr; 75 bus_space_tag_t memt; 76 bus_space_handle_t memh; 77 }; 78 79 typedef int (*pccard_scan_t)(const struct pccard_tuple *, void *); 80 81 struct pccard_product { 82 const char *pp_name; 83 #define PCCARD_VENDOR_ANY (0xffffffff) 84 uint32_t pp_vendor; /* 0 == end of table */ 85 #define PCCARD_PRODUCT_ANY (0xffffffff) 86 uint32_t pp_product; 87 const char *pp_cis[4]; 88 }; 89 90 /** 91 * Note: There's no cis3 or cis4 reported for NOMATCH / pnpinfo events for 92 * pccard. It's unclear if we actually need that for automatic loading or 93 * not. These strings are informative, according to the standard. Some Linux 94 * drivers match on them, for example. However, FreeBSD's hardware probing is a 95 * little different than Linux, so it turns out we don't need them. Some cards 96 * use CIS3 or CIS4 for a textual representation of the MAC address. In short, 97 * belief that all the entries in Linux don't actually need to be separate there 98 * either, but they persist since it's hard to eliminate them and retest on old, 99 * possibly rare, hardware. Despite years of collecting ~300 different PC Cards 100 * off E-Bay, I've not been able to find any that need CIS3/CIS4 to select which 101 * device attaches. 102 */ 103 #define PCCARD_PNP_DESCR "D:#;V32:manufacturer;V32:product;Z:cisvendor;Z:cisproduct;" 104 #define PCCARD_PNP_INFO(t) \ 105 MODULE_PNP_INFO(PCCARD_PNP_DESCR, pccard, t, t, nitems(t) - 1) 106 107 typedef int (*pccard_product_match_fn) (device_t dev, 108 const struct pccard_product *ent, int vpfmatch); 109 110 #include "card_if.h" 111 112 /* 113 * Make this inline so that we don't have to worry about dangling references 114 * to it in the modules or the code. 115 */ 116 static inline const struct pccard_product * 117 pccard_product_lookup(device_t dev, const struct pccard_product *tab, 118 size_t ent_size, pccard_product_match_fn matchfn) 119 { 120 return CARD_DO_PRODUCT_LOOKUP(device_get_parent(dev), dev, 121 tab, ent_size, matchfn); 122 } 123 124 #define pccard_cis_read_1(tuple, idx0) \ 125 (bus_space_read_1((tuple)->memt, (tuple)->memh, (tuple)->mult*(idx0))) 126 127 #define pccard_tuple_read_1(tuple, idx1) \ 128 (pccard_cis_read_1((tuple), ((tuple)->ptr+(2+(idx1))))) 129 130 #define pccard_tuple_read_2(tuple, idx2) \ 131 (pccard_tuple_read_1((tuple), (idx2)) | \ 132 (pccard_tuple_read_1((tuple), (idx2)+1)<<8)) 133 134 #define pccard_tuple_read_3(tuple, idx3) \ 135 (pccard_tuple_read_1((tuple), (idx3)) | \ 136 (pccard_tuple_read_1((tuple), (idx3)+1)<<8) | \ 137 (pccard_tuple_read_1((tuple), (idx3)+2)<<16)) 138 139 #define pccard_tuple_read_4(tuple, idx4) \ 140 (pccard_tuple_read_1((tuple), (idx4)) | \ 141 (pccard_tuple_read_1((tuple), (idx4)+1)<<8) | \ 142 (pccard_tuple_read_1((tuple), (idx4)+2)<<16) | \ 143 (pccard_tuple_read_1((tuple), (idx4)+3)<<24)) 144 145 #define pccard_tuple_read_n(tuple, n, idxn) \ 146 (((n)==1)?pccard_tuple_read_1((tuple), (idxn)) : \ 147 (((n)==2)?pccard_tuple_read_2((tuple), (idxn)) : \ 148 (((n)==3)?pccard_tuple_read_3((tuple), (idxn)) : \ 149 /* n == 4 */ pccard_tuple_read_4((tuple), (idxn))))) 150 151 #define PCCARD_SPACE_MEMORY 1 152 #define PCCARD_SPACE_IO 2 153 154 #define pccard_mfc(sc) \ 155 (STAILQ_FIRST(&(sc)->card.pf_head) && \ 156 STAILQ_NEXT(STAILQ_FIRST(&(sc)->card.pf_head),pf_list)) 157 158 /* Convenience functions */ 159 160 static inline int 161 pccard_cis_scan(device_t dev, pccard_scan_t fct, void *arg) 162 { 163 return (CARD_CIS_SCAN(device_get_parent(dev), dev, fct, arg)); 164 } 165 166 static inline int 167 pccard_attr_read_1(device_t dev, uint32_t offset, uint8_t *val) 168 { 169 return (CARD_ATTR_READ(device_get_parent(dev), dev, offset, val)); 170 } 171 172 static inline int 173 pccard_attr_write_1(device_t dev, uint32_t offset, uint8_t val) 174 { 175 return (CARD_ATTR_WRITE(device_get_parent(dev), dev, offset, val)); 176 } 177 178 static inline int 179 pccard_ccr_read_1(device_t dev, uint32_t offset, uint8_t *val) 180 { 181 return (CARD_CCR_READ(device_get_parent(dev), dev, offset, val)); 182 } 183 184 static inline int 185 pccard_ccr_write_1(device_t dev, uint32_t offset, uint8_t val) 186 { 187 return (CARD_CCR_WRITE(device_get_parent(dev), dev, offset, val)); 188 } 189 190 /* Hack */ 191 int pccard_select_cfe(device_t dev, int entry); 192 193 /* ivar interface */ 194 enum { 195 PCCARD_IVAR_ETHADDR, /* read ethernet address from CIS tupple */ 196 PCCARD_IVAR_VENDOR, 197 PCCARD_IVAR_PRODUCT, 198 PCCARD_IVAR_PRODEXT, 199 PCCARD_IVAR_FUNCTION_NUMBER, 200 PCCARD_IVAR_VENDOR_STR, /* CIS string for "Manufacturer" */ 201 PCCARD_IVAR_PRODUCT_STR,/* CIS string for "Product" */ 202 PCCARD_IVAR_CIS3_STR, 203 PCCARD_IVAR_CIS4_STR, 204 PCCARD_IVAR_FUNCTION, 205 PCCARD_IVAR_FUNCE_DISK 206 }; 207 208 #define PCCARD_ACCESSOR(A, B, T) \ 209 static inline int \ 210 pccard_get_ ## A(device_t dev, T *t) \ 211 { \ 212 return BUS_READ_IVAR(device_get_parent(dev), dev, \ 213 PCCARD_IVAR_ ## B, (uintptr_t *) t); \ 214 } 215 216 PCCARD_ACCESSOR(ether, ETHADDR, uint8_t) 217 PCCARD_ACCESSOR(vendor, VENDOR, uint32_t) 218 PCCARD_ACCESSOR(product, PRODUCT, uint32_t) 219 PCCARD_ACCESSOR(prodext, PRODEXT, uint16_t) 220 PCCARD_ACCESSOR(function_number,FUNCTION_NUMBER, uint32_t) 221 PCCARD_ACCESSOR(function, FUNCTION, uint32_t) 222 PCCARD_ACCESSOR(funce_disk, FUNCE_DISK, uint16_t) 223 PCCARD_ACCESSOR(vendor_str, VENDOR_STR, const char *) 224 PCCARD_ACCESSOR(product_str, PRODUCT_STR, const char *) 225 PCCARD_ACCESSOR(cis3_str, CIS3_STR, const char *) 226 PCCARD_ACCESSOR(cis4_str, CIS4_STR, const char *) 227 228 /* shared memory flags */ 229 enum { 230 PCCARD_A_MEM_COM, /* common */ 231 PCCARD_A_MEM_ATTR, /* attribute */ 232 PCCARD_A_MEM_8BIT, /* 8 bit */ 233 PCCARD_A_MEM_16BIT /* 16 bit */ 234 }; 235 236 #define PCCARD_S(a, b) PCMCIA_STR_ ## a ## _ ## b 237 #define PCCARD_P(a, b) PCMCIA_PRODUCT_ ## a ## _ ## b 238 #define PCCARD_C(a, b) PCMCIA_CIS_ ## a ## _ ## b 239 #define PCMCIA_CARD_D(v, p) { PCCARD_S(v, p), PCMCIA_VENDOR_ ## v, \ 240 PCCARD_P(v, p), PCCARD_C(v, p) } 241 #define PCMCIA_CARD(v, p) { PCCARD_S(v, p), PCMCIA_VENDOR_ ## v, \ 242 PCCARD_P(v, p), PCCARD_C(v, p) } 243 244 /* 245 * Defines to decode the get_funce_disk return value. See the PCMCIA standard 246 * for all the details of what these bits mean. 247 */ 248 #define PFD_I_V_MASK 0x3 249 #define PFD_I_V_NONE_REQUIRED 0x0 250 #define PFD_I_V_REQ_MOD_ACC 0x1 251 #define PFD_I_V_REQ_ACC 0x2 252 #define PFD_I_V_REQ_ALWYS 0x1 253 #define PFD_I_S 0x4 /* 0 rotating, 1 silicon */ 254 #define PFD_I_U 0x8 /* SN Uniq? */ 255 #define PFD_I_D 0x10 /* 0 - 1 drive, 1 - 2 drives */ 256 #define PFD_P_P0 0x100 257 #define PFD_P_P1 0x200 258 #define PFD_P_P2 0x400 259 #define PFD_P_P3 0x800 260 #define PFD_P_N 0x1000 /* 3f7/377 excluded? */ 261 #define PFD_P_E 0x2000 /* Index bit supported? */ 262 #define PFD_P_I 0x4000 /* twincard */ 263