1 /* 2 * Copyright (c) 1997, Stefan Esser <se@freebsd.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice unmodified, this list of conditions, and the following 10 * disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 * 28 */ 29 30 /* 31 * PCIM_xxx: mask to locate subfield in register 32 * PCIR_xxx: config register offset 33 * PCIC_xxx: device class 34 * PCIS_xxx: device subclass 35 * PCIP_xxx: device programming interface 36 * PCIV_xxx: PCI vendor ID (only required to fixup ancient devices) 37 * PCID_xxx: device ID 38 */ 39 40 /* some PCI bus constants */ 41 42 #define PCI_BUSMAX 255 43 #define PCI_SLOTMAX 31 44 #define PCI_FUNCMAX 7 45 #define PCI_REGMAX 255 46 47 /* PCI config header registers for all devices */ 48 49 #define PCIR_DEVVENDOR 0x00 50 #define PCIR_VENDOR 0x00 51 #define PCIR_DEVICE 0x02 52 #define PCIR_COMMAND 0x04 53 #define PCIM_CMD_PORTEN 0x0001 54 #define PCIM_CMD_MEMEN 0x0002 55 #define PCIM_CMD_MWRICEN 0x0010 56 #define PCIM_CMD_BUSMASTEREN 0x0004 57 #define PCIM_CMD_PERRESPEN 0x0040 58 #define PCIR_STATUS 0x06 59 #define PCIR_REVID 0x08 60 #define PCIR_PROGIF 0x09 61 #define PCIR_SUBCLASS 0x0a 62 #define PCIR_CLASS 0x0b 63 #define PCIR_CACHELNSZ 0x0c 64 #define PCIR_LATTIMER 0x0d 65 #define PCIR_HEADERTYPE 0x0e 66 #define PCIM_MFDEV 0x80 67 #define PCIR_BIST 0x0f 68 69 /* config registers for header type 0 devices */ 70 71 #define PCIR_MAPS 0x10 72 #define PCIR_CARDBUSCIS 0x28 73 #define PCIR_SUBVEND_0 0x2c 74 #define PCIR_SUBDEV_0 0x2e 75 #define PCIR_BIOS 0x30 76 #define PCIM_BIOS_ENABLE 0x01 77 #define PCIR_INTLINE 0x3c 78 #define PCIR_INTPIN 0x3d 79 #define PCIR_MINGNT 0x3e 80 #define PCIR_MAXLAT 0x3f 81 82 /* config registers for header type 1 devices */ 83 84 #define PCIR_SECSTAT_1 0 /**/ 85 86 #define PCIR_PRIBUS_1 0x18 87 #define PCIR_SECBUS_1 0x19 88 #define PCIR_SUBBUS_1 0x1a 89 #define PCIR_SECLAT_1 0x1b 90 91 #define PCIR_IOBASEL_1 0x1c 92 #define PCIR_IOLIMITL_1 0x1d 93 #define PCIR_IOBASEH_1 0 /**/ 94 #define PCIR_IOLIMITH_1 0 /**/ 95 96 #define PCIR_MEMBASE_1 0x20 97 #define PCIR_MEMLIMIT_1 0x22 98 99 #define PCIR_PMBASEL_1 0x24 100 #define PCIR_PMLIMITL_1 0x26 101 #define PCIR_PMBASEH_1 0 /**/ 102 #define PCIR_PMLIMITH_1 0 /**/ 103 104 #define PCIR_BRIDGECTL_1 0 /**/ 105 106 #define PCIR_SUBVEND_1 0x34 107 #define PCIR_SUBDEV_1 0x36 108 109 /* config registers for header type 2 devices */ 110 111 #define PCIR_SECSTAT_2 0x16 112 113 #define PCIR_PRIBUS_2 0x18 114 #define PCIR_SECBUS_2 0x19 115 #define PCIR_SUBBUS_2 0x1a 116 #define PCIR_SECLAT_2 0x1b 117 118 #define PCIR_MEMBASE0_2 0x1c 119 #define PCIR_MEMLIMIT0_2 0x20 120 #define PCIR_MEMBASE1_2 0x24 121 #define PCIR_MEMLIMIT1_2 0x28 122 #define PCIR_IOBASE0_2 0x2c 123 #define PCIR_IOLIMIT0_2 0x30 124 #define PCIR_IOBASE1_2 0x34 125 #define PCIR_IOLIMIT1_2 0x38 126 127 #define PCIR_BRIDGECTL_2 0x3e 128 129 #define PCIR_SUBVEND_2 0x40 130 #define PCIR_SUBDEV_2 0x42 131 132 #define PCIR_PCCARDIF_2 0x44 133 134 /* PCI device class, subclass and programming interface definitions */ 135 136 #define PCIC_OLD 0x00 137 #define PCIS_OLD_NONVGA 0x00 138 #define PCIS_OLD_VGA 0x01 139 140 #define PCIC_STORAGE 0x01 141 #define PCIS_STORAGE_SCSI 0x00 142 #define PCIS_STORAGE_IDE 0x01 143 #define PCIP_STORAGE_IDE_MODEPRIM 0x01 144 #define PCIP_STORAGE_IDE_PROGINDPRIM 0x02 145 #define PCIP_STORAGE_IDE_MODESEC 0x04 146 #define PCIP_STORAGE_IDE_PROGINDSEC 0x08 147 #define PCIP_STORAGE_IDE_MASTERDEV 0x80 148 #define PCIS_STORAGE_FLOPPY 0x02 149 #define PCIS_STORAGE_IPI 0x03 150 #define PCIS_STORAGE_RAID 0x04 151 #define PCIS_STORAGE_OTHER 0x80 152 153 #define PCIC_NETWORK 0x02 154 #define PCIS_NETWORK_ETHERNET 0x00 155 #define PCIS_NETWORK_TOKENRING 0x01 156 #define PCIS_NETWORK_FDDI 0x02 157 #define PCIS_NETWORK_ATM 0x03 158 #define PCIS_NETWORK_OTHER 0x80 159 160 #define PCIC_DISPLAY 0x03 161 #define PCIS_DISPLAY_VGA 0x00 162 #define PCIS_DISPLAY_XGA 0x01 163 #define PCIS_DISPLAY_OTHER 0x80 164 165 #define PCIC_MULTIMEDIA 0x04 166 #define PCIS_MULTIMEDIA_VIDEO 0x00 167 #define PCIS_MULTIMEDIA_AUDIO 0x01 168 #define PCIS_MULTIMEDIA_OTHER 0x80 169 170 #define PCIC_MEMORY 0x05 171 #define PCIS_MEMORY_RAM 0x00 172 #define PCIS_MEMORY_FLASH 0x01 173 #define PCIS_MEMORY_OTHER 0x80 174 175 #define PCIC_BRIDGE 0x06 176 #define PCIS_BRIDGE_HOST 0x00 177 #define PCIS_BRIDGE_ISA 0x01 178 #define PCIS_BRIDGE_EISA 0x02 179 #define PCIS_BRIDGE_MCA 0x03 180 #define PCIS_BRIDGE_PCI 0x04 181 #define PCIS_BRIDGE_PCMCIA 0x05 182 #define PCIS_BRIDGE_NUBUS 0x06 183 #define PCIS_BRIDGE_CARDBUS 0x07 184 #define PCIS_BRIDGE_OTHER 0x80 185 186 #define PCIC_SIMPLECOMM 0x07 187 #define PCIS_SIMPLECOMM_UART 0x00 188 #define PCIP_SIMPLECOMM_UART_16550A 0x02 189 #define PCIS_SIMPLECOMM_PAR 0x01 190 #define PCIS_SIMPLECOMM_OTHER 0x80 191 192 #define PCIC_BASEPERIPH 0x08 193 #define PCIS_BASEPERIPH_PIC 0x00 194 #define PCIS_BASEPERIPH_DMA 0x01 195 #define PCIS_BASEPERIPH_TIMER 0x02 196 #define PCIS_BASEPERIPH_RTC 0x03 197 #define PCIS_BASEPERIPH_OTHER 0x80 198 199 #define PCIC_INPUTDEV 0x09 200 #define PCIS_INPUTDEV_KEYBOARD 0x00 201 #define PCIS_INPUTDEV_DIGITIZER 0x01 202 #define PCIS_INPUTDEV_MOUSE 0x02 203 #define PCIS_INPUTDEV_OTHER 0x80 204 205 #define PCIC_DOCKING 0x0a 206 #define PCIS_DOCKING_GENERIC 0x00 207 #define PCIS_DOCKING_OTHER 0x80 208 209 #define PCIC_PROCESSOR 0x0b 210 #define PCIS_PROCESSOR_386 0x00 211 #define PCIS_PROCESSOR_486 0x01 212 #define PCIS_PROCESSOR_PENTIUM 0x02 213 #define PCIS_PROCESSOR_ALPHA 0x10 214 #define PCIS_PROCESSOR_POWERPC 0x20 215 #define PCIS_PROCESSOR_COPROC 0x40 216 217 #define PCIC_SERIALBUS 0x0c 218 #define PCIS_SERIALBUS_FW 0x00 219 #define PCIS_SERIALBUS_ACCESS 0x01 220 #define PCIS_SERIALBUS_SSA 0x02 221 #define PCIS_SERIALBUS_USB 0x03 222 #define PCIS_SERIALBUS_FC 0x04 223 #define PCIS_SERIALBUS_SMBUS 0x05 224 225 #define PCIC_OTHER 0xff 226 227 /* some PCI vendor definitions (only used to identify ancient devices !!! */ 228 229 #define PCIV_INTEL 0x8086 230 231 #define PCID_INTEL_SATURN 0x0483 232 #define PCID_INTEL_ORION 0x84c4 233 234 /* for compatibility to FreeBSD-2.2 and 3.x versions of PCI code */ 235 236 #if defined(_KERNEL) && !defined(KLD_MODULE) 237 #include "opt_compat_oldpci.h" 238 #endif 239 240 #ifdef COMPAT_OLDPCI 241 242 #define PCI_ID_REG 0x00 243 #define PCI_COMMAND_STATUS_REG 0x04 244 #define PCI_COMMAND_IO_ENABLE 0x00000001 245 #define PCI_COMMAND_MEM_ENABLE 0x00000002 246 #define PCI_CLASS_REG 0x08 247 #define PCI_CLASS_MASK 0xff000000 248 #define PCI_SUBCLASS_MASK 0x00ff0000 249 #define PCI_REVISION_MASK 0x000000ff 250 #define PCI_CLASS_PREHISTORIC 0x00000000 251 #define PCI_SUBCLASS_PREHISTORIC_VGA 0x00010000 252 #define PCI_CLASS_MASS_STORAGE 0x01000000 253 #define PCI_CLASS_DISPLAY 0x03000000 254 #define PCI_SUBCLASS_DISPLAY_VGA 0x00000000 255 #define PCI_CLASS_BRIDGE 0x06000000 256 #define PCI_MAP_REG_START 0x10 257 #define PCI_MAP_REG_END 0x28 258 #define PCI_MAP_IO 0x00000001 259 #define PCI_INTERRUPT_REG 0x3c 260 261 #endif /* COMPAT_OLDPCI */ 262