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