wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com> |
| 3 | * Andreas Heppel <aheppel@sysgo.de> |
| 4 | * |
| 5 | * (C) Copyright 2002 |
| 6 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| 7 | * |
Wolfgang Denk | d79de1d | 2013-07-08 09:37:19 +0200 | [diff] [blame] | 8 | * SPDX-License-Identifier: GPL-2.0+ |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 9 | */ |
| 10 | |
| 11 | #ifndef _PCI_H |
| 12 | #define _PCI_H |
| 13 | |
| 14 | /* |
| 15 | * Under PCI, each device has 256 bytes of configuration address space, |
| 16 | * of which the first 64 bytes are standardized as follows: |
| 17 | */ |
| 18 | #define PCI_VENDOR_ID 0x00 /* 16 bits */ |
| 19 | #define PCI_DEVICE_ID 0x02 /* 16 bits */ |
| 20 | #define PCI_COMMAND 0x04 /* 16 bits */ |
| 21 | #define PCI_COMMAND_IO 0x1 /* Enable response in I/O space */ |
| 22 | #define PCI_COMMAND_MEMORY 0x2 /* Enable response in Memory space */ |
| 23 | #define PCI_COMMAND_MASTER 0x4 /* Enable bus mastering */ |
| 24 | #define PCI_COMMAND_SPECIAL 0x8 /* Enable response to special cycles */ |
| 25 | #define PCI_COMMAND_INVALIDATE 0x10 /* Use memory write and invalidate */ |
| 26 | #define PCI_COMMAND_VGA_PALETTE 0x20 /* Enable palette snooping */ |
| 27 | #define PCI_COMMAND_PARITY 0x40 /* Enable parity checking */ |
| 28 | #define PCI_COMMAND_WAIT 0x80 /* Enable address/data stepping */ |
| 29 | #define PCI_COMMAND_SERR 0x100 /* Enable SERR */ |
| 30 | #define PCI_COMMAND_FAST_BACK 0x200 /* Enable back-to-back writes */ |
| 31 | |
| 32 | #define PCI_STATUS 0x06 /* 16 bits */ |
| 33 | #define PCI_STATUS_CAP_LIST 0x10 /* Support Capability List */ |
| 34 | #define PCI_STATUS_66MHZ 0x20 /* Support 66 Mhz PCI 2.1 bus */ |
| 35 | #define PCI_STATUS_UDF 0x40 /* Support User Definable Features [obsolete] */ |
| 36 | #define PCI_STATUS_FAST_BACK 0x80 /* Accept fast-back to back */ |
| 37 | #define PCI_STATUS_PARITY 0x100 /* Detected parity error */ |
| 38 | #define PCI_STATUS_DEVSEL_MASK 0x600 /* DEVSEL timing */ |
| 39 | #define PCI_STATUS_DEVSEL_FAST 0x000 |
| 40 | #define PCI_STATUS_DEVSEL_MEDIUM 0x200 |
| 41 | #define PCI_STATUS_DEVSEL_SLOW 0x400 |
| 42 | #define PCI_STATUS_SIG_TARGET_ABORT 0x800 /* Set on target abort */ |
| 43 | #define PCI_STATUS_REC_TARGET_ABORT 0x1000 /* Master ack of " */ |
| 44 | #define PCI_STATUS_REC_MASTER_ABORT 0x2000 /* Set on master abort */ |
| 45 | #define PCI_STATUS_SIG_SYSTEM_ERROR 0x4000 /* Set when we drive SERR */ |
| 46 | #define PCI_STATUS_DETECTED_PARITY 0x8000 /* Set on parity error */ |
| 47 | |
| 48 | #define PCI_CLASS_REVISION 0x08 /* High 24 bits are class, low 8 |
| 49 | revision */ |
| 50 | #define PCI_REVISION_ID 0x08 /* Revision ID */ |
| 51 | #define PCI_CLASS_PROG 0x09 /* Reg. Level Programming Interface */ |
| 52 | #define PCI_CLASS_DEVICE 0x0a /* Device class */ |
| 53 | #define PCI_CLASS_CODE 0x0b /* Device class code */ |
Bill Richardson | eece432 | 2012-10-20 11:44:34 +0000 | [diff] [blame] | 54 | #define PCI_CLASS_CODE_TOO_OLD 0x00 |
| 55 | #define PCI_CLASS_CODE_STORAGE 0x01 |
| 56 | #define PCI_CLASS_CODE_NETWORK 0x02 |
| 57 | #define PCI_CLASS_CODE_DISPLAY 0x03 |
| 58 | #define PCI_CLASS_CODE_MULTIMEDIA 0x04 |
| 59 | #define PCI_CLASS_CODE_MEMORY 0x05 |
| 60 | #define PCI_CLASS_CODE_BRIDGE 0x06 |
| 61 | #define PCI_CLASS_CODE_COMM 0x07 |
| 62 | #define PCI_CLASS_CODE_PERIPHERAL 0x08 |
| 63 | #define PCI_CLASS_CODE_INPUT 0x09 |
| 64 | #define PCI_CLASS_CODE_DOCKING 0x0A |
| 65 | #define PCI_CLASS_CODE_PROCESSOR 0x0B |
| 66 | #define PCI_CLASS_CODE_SERIAL 0x0C |
| 67 | #define PCI_CLASS_CODE_WIRELESS 0x0D |
| 68 | #define PCI_CLASS_CODE_I2O 0x0E |
| 69 | #define PCI_CLASS_CODE_SATELLITE 0x0F |
| 70 | #define PCI_CLASS_CODE_CRYPTO 0x10 |
| 71 | #define PCI_CLASS_CODE_DATA 0x11 |
| 72 | /* Base Class 0x12 - 0xFE is reserved */ |
| 73 | #define PCI_CLASS_CODE_OTHER 0xFF |
| 74 | |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 75 | #define PCI_CLASS_SUB_CODE 0x0a /* Device sub-class code */ |
Bill Richardson | eece432 | 2012-10-20 11:44:34 +0000 | [diff] [blame] | 76 | #define PCI_CLASS_SUB_CODE_TOO_OLD_NOTVGA 0x00 |
| 77 | #define PCI_CLASS_SUB_CODE_TOO_OLD_VGA 0x01 |
| 78 | #define PCI_CLASS_SUB_CODE_STORAGE_SCSI 0x00 |
| 79 | #define PCI_CLASS_SUB_CODE_STORAGE_IDE 0x01 |
| 80 | #define PCI_CLASS_SUB_CODE_STORAGE_FLOPPY 0x02 |
| 81 | #define PCI_CLASS_SUB_CODE_STORAGE_IPIBUS 0x03 |
| 82 | #define PCI_CLASS_SUB_CODE_STORAGE_RAID 0x04 |
| 83 | #define PCI_CLASS_SUB_CODE_STORAGE_ATA 0x05 |
| 84 | #define PCI_CLASS_SUB_CODE_STORAGE_SATA 0x06 |
| 85 | #define PCI_CLASS_SUB_CODE_STORAGE_SAS 0x07 |
| 86 | #define PCI_CLASS_SUB_CODE_STORAGE_OTHER 0x80 |
| 87 | #define PCI_CLASS_SUB_CODE_NETWORK_ETHERNET 0x00 |
| 88 | #define PCI_CLASS_SUB_CODE_NETWORK_TOKENRING 0x01 |
| 89 | #define PCI_CLASS_SUB_CODE_NETWORK_FDDI 0x02 |
| 90 | #define PCI_CLASS_SUB_CODE_NETWORK_ATM 0x03 |
| 91 | #define PCI_CLASS_SUB_CODE_NETWORK_ISDN 0x04 |
| 92 | #define PCI_CLASS_SUB_CODE_NETWORK_WORLDFIP 0x05 |
| 93 | #define PCI_CLASS_SUB_CODE_NETWORK_PICMG 0x06 |
| 94 | #define PCI_CLASS_SUB_CODE_NETWORK_OTHER 0x80 |
| 95 | #define PCI_CLASS_SUB_CODE_DISPLAY_VGA 0x00 |
| 96 | #define PCI_CLASS_SUB_CODE_DISPLAY_XGA 0x01 |
| 97 | #define PCI_CLASS_SUB_CODE_DISPLAY_3D 0x02 |
| 98 | #define PCI_CLASS_SUB_CODE_DISPLAY_OTHER 0x80 |
| 99 | #define PCI_CLASS_SUB_CODE_MULTIMEDIA_VIDEO 0x00 |
| 100 | #define PCI_CLASS_SUB_CODE_MULTIMEDIA_AUDIO 0x01 |
| 101 | #define PCI_CLASS_SUB_CODE_MULTIMEDIA_PHONE 0x02 |
| 102 | #define PCI_CLASS_SUB_CODE_MULTIMEDIA_OTHER 0x80 |
| 103 | #define PCI_CLASS_SUB_CODE_MEMORY_RAM 0x00 |
| 104 | #define PCI_CLASS_SUB_CODE_MEMORY_FLASH 0x01 |
| 105 | #define PCI_CLASS_SUB_CODE_MEMORY_OTHER 0x80 |
| 106 | #define PCI_CLASS_SUB_CODE_BRIDGE_HOST 0x00 |
| 107 | #define PCI_CLASS_SUB_CODE_BRIDGE_ISA 0x01 |
| 108 | #define PCI_CLASS_SUB_CODE_BRIDGE_EISA 0x02 |
| 109 | #define PCI_CLASS_SUB_CODE_BRIDGE_MCA 0x03 |
| 110 | #define PCI_CLASS_SUB_CODE_BRIDGE_PCI 0x04 |
| 111 | #define PCI_CLASS_SUB_CODE_BRIDGE_PCMCIA 0x05 |
| 112 | #define PCI_CLASS_SUB_CODE_BRIDGE_NUBUS 0x06 |
| 113 | #define PCI_CLASS_SUB_CODE_BRIDGE_CARDBUS 0x07 |
| 114 | #define PCI_CLASS_SUB_CODE_BRIDGE_RACEWAY 0x08 |
| 115 | #define PCI_CLASS_SUB_CODE_BRIDGE_SEMI_PCI 0x09 |
| 116 | #define PCI_CLASS_SUB_CODE_BRIDGE_INFINIBAND 0x0A |
| 117 | #define PCI_CLASS_SUB_CODE_BRIDGE_OTHER 0x80 |
| 118 | #define PCI_CLASS_SUB_CODE_COMM_SERIAL 0x00 |
| 119 | #define PCI_CLASS_SUB_CODE_COMM_PARALLEL 0x01 |
| 120 | #define PCI_CLASS_SUB_CODE_COMM_MULTIPORT 0x02 |
| 121 | #define PCI_CLASS_SUB_CODE_COMM_MODEM 0x03 |
| 122 | #define PCI_CLASS_SUB_CODE_COMM_GPIB 0x04 |
| 123 | #define PCI_CLASS_SUB_CODE_COMM_SMARTCARD 0x05 |
| 124 | #define PCI_CLASS_SUB_CODE_COMM_OTHER 0x80 |
| 125 | #define PCI_CLASS_SUB_CODE_PERIPHERAL_PIC 0x00 |
| 126 | #define PCI_CLASS_SUB_CODE_PERIPHERAL_DMA 0x01 |
| 127 | #define PCI_CLASS_SUB_CODE_PERIPHERAL_TIMER 0x02 |
| 128 | #define PCI_CLASS_SUB_CODE_PERIPHERAL_RTC 0x03 |
| 129 | #define PCI_CLASS_SUB_CODE_PERIPHERAL_HOTPLUG 0x04 |
| 130 | #define PCI_CLASS_SUB_CODE_PERIPHERAL_SD 0x05 |
| 131 | #define PCI_CLASS_SUB_CODE_PERIPHERAL_OTHER 0x80 |
| 132 | #define PCI_CLASS_SUB_CODE_INPUT_KEYBOARD 0x00 |
| 133 | #define PCI_CLASS_SUB_CODE_INPUT_DIGITIZER 0x01 |
| 134 | #define PCI_CLASS_SUB_CODE_INPUT_MOUSE 0x02 |
| 135 | #define PCI_CLASS_SUB_CODE_INPUT_SCANNER 0x03 |
| 136 | #define PCI_CLASS_SUB_CODE_INPUT_GAMEPORT 0x04 |
| 137 | #define PCI_CLASS_SUB_CODE_INPUT_OTHER 0x80 |
| 138 | #define PCI_CLASS_SUB_CODE_DOCKING_GENERIC 0x00 |
| 139 | #define PCI_CLASS_SUB_CODE_DOCKING_OTHER 0x80 |
| 140 | #define PCI_CLASS_SUB_CODE_PROCESSOR_386 0x00 |
| 141 | #define PCI_CLASS_SUB_CODE_PROCESSOR_486 0x01 |
| 142 | #define PCI_CLASS_SUB_CODE_PROCESSOR_PENTIUM 0x02 |
| 143 | #define PCI_CLASS_SUB_CODE_PROCESSOR_ALPHA 0x10 |
| 144 | #define PCI_CLASS_SUB_CODE_PROCESSOR_POWERPC 0x20 |
| 145 | #define PCI_CLASS_SUB_CODE_PROCESSOR_MIPS 0x30 |
| 146 | #define PCI_CLASS_SUB_CODE_PROCESSOR_COPROC 0x40 |
| 147 | #define PCI_CLASS_SUB_CODE_SERIAL_1394 0x00 |
| 148 | #define PCI_CLASS_SUB_CODE_SERIAL_ACCESSBUS 0x01 |
| 149 | #define PCI_CLASS_SUB_CODE_SERIAL_SSA 0x02 |
| 150 | #define PCI_CLASS_SUB_CODE_SERIAL_USB 0x03 |
| 151 | #define PCI_CLASS_SUB_CODE_SERIAL_FIBRECHAN 0x04 |
| 152 | #define PCI_CLASS_SUB_CODE_SERIAL_SMBUS 0x05 |
| 153 | #define PCI_CLASS_SUB_CODE_SERIAL_INFINIBAND 0x06 |
| 154 | #define PCI_CLASS_SUB_CODE_SERIAL_IPMI 0x07 |
| 155 | #define PCI_CLASS_SUB_CODE_SERIAL_SERCOS 0x08 |
| 156 | #define PCI_CLASS_SUB_CODE_SERIAL_CANBUS 0x09 |
| 157 | #define PCI_CLASS_SUB_CODE_WIRELESS_IRDA 0x00 |
| 158 | #define PCI_CLASS_SUB_CODE_WIRELESS_IR 0x01 |
| 159 | #define PCI_CLASS_SUB_CODE_WIRELESS_RF 0x10 |
| 160 | #define PCI_CLASS_SUB_CODE_WIRELESS_BLUETOOTH 0x11 |
| 161 | #define PCI_CLASS_SUB_CODE_WIRELESS_BROADBAND 0x12 |
| 162 | #define PCI_CLASS_SUB_CODE_WIRELESS_80211A 0x20 |
| 163 | #define PCI_CLASS_SUB_CODE_WIRELESS_80211B 0x21 |
| 164 | #define PCI_CLASS_SUB_CODE_WIRELESS_OTHER 0x80 |
| 165 | #define PCI_CLASS_SUB_CODE_I2O_V1_0 0x00 |
| 166 | #define PCI_CLASS_SUB_CODE_SATELLITE_TV 0x01 |
| 167 | #define PCI_CLASS_SUB_CODE_SATELLITE_AUDIO 0x02 |
| 168 | #define PCI_CLASS_SUB_CODE_SATELLITE_VOICE 0x03 |
| 169 | #define PCI_CLASS_SUB_CODE_SATELLITE_DATA 0x04 |
| 170 | #define PCI_CLASS_SUB_CODE_CRYPTO_NETWORK 0x00 |
| 171 | #define PCI_CLASS_SUB_CODE_CRYPTO_ENTERTAINMENT 0x10 |
| 172 | #define PCI_CLASS_SUB_CODE_CRYPTO_OTHER 0x80 |
| 173 | #define PCI_CLASS_SUB_CODE_DATA_DPIO 0x00 |
| 174 | #define PCI_CLASS_SUB_CODE_DATA_PERFCNTR 0x01 |
| 175 | #define PCI_CLASS_SUB_CODE_DATA_COMMSYNC 0x10 |
| 176 | #define PCI_CLASS_SUB_CODE_DATA_MGMT 0x20 |
| 177 | #define PCI_CLASS_SUB_CODE_DATA_OTHER 0x80 |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 178 | |
| 179 | #define PCI_CACHE_LINE_SIZE 0x0c /* 8 bits */ |
| 180 | #define PCI_LATENCY_TIMER 0x0d /* 8 bits */ |
| 181 | #define PCI_HEADER_TYPE 0x0e /* 8 bits */ |
| 182 | #define PCI_HEADER_TYPE_NORMAL 0 |
| 183 | #define PCI_HEADER_TYPE_BRIDGE 1 |
| 184 | #define PCI_HEADER_TYPE_CARDBUS 2 |
| 185 | |
| 186 | #define PCI_BIST 0x0f /* 8 bits */ |
| 187 | #define PCI_BIST_CODE_MASK 0x0f /* Return result */ |
| 188 | #define PCI_BIST_START 0x40 /* 1 to start BIST, 2 secs or less */ |
| 189 | #define PCI_BIST_CAPABLE 0x80 /* 1 if BIST capable */ |
| 190 | |
| 191 | /* |
| 192 | * Base addresses specify locations in memory or I/O space. |
| 193 | * Decoded size can be determined by writing a value of |
| 194 | * 0xffffffff to the register, and reading it back. Only |
| 195 | * 1 bits are decoded. |
| 196 | */ |
| 197 | #define PCI_BASE_ADDRESS_0 0x10 /* 32 bits */ |
| 198 | #define PCI_BASE_ADDRESS_1 0x14 /* 32 bits [htype 0,1 only] */ |
| 199 | #define PCI_BASE_ADDRESS_2 0x18 /* 32 bits [htype 0 only] */ |
| 200 | #define PCI_BASE_ADDRESS_3 0x1c /* 32 bits */ |
| 201 | #define PCI_BASE_ADDRESS_4 0x20 /* 32 bits */ |
| 202 | #define PCI_BASE_ADDRESS_5 0x24 /* 32 bits */ |
| 203 | #define PCI_BASE_ADDRESS_SPACE 0x01 /* 0 = memory, 1 = I/O */ |
| 204 | #define PCI_BASE_ADDRESS_SPACE_IO 0x01 |
| 205 | #define PCI_BASE_ADDRESS_SPACE_MEMORY 0x00 |
| 206 | #define PCI_BASE_ADDRESS_MEM_TYPE_MASK 0x06 |
| 207 | #define PCI_BASE_ADDRESS_MEM_TYPE_32 0x00 /* 32 bit address */ |
| 208 | #define PCI_BASE_ADDRESS_MEM_TYPE_1M 0x02 /* Below 1M [obsolete] */ |
| 209 | #define PCI_BASE_ADDRESS_MEM_TYPE_64 0x04 /* 64 bit address */ |
| 210 | #define PCI_BASE_ADDRESS_MEM_PREFETCH 0x08 /* prefetchable? */ |
Kumar Gala | ad714f5 | 2008-10-21 08:36:08 -0500 | [diff] [blame] | 211 | #define PCI_BASE_ADDRESS_MEM_MASK (~0x0fULL) |
| 212 | #define PCI_BASE_ADDRESS_IO_MASK (~0x03ULL) |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 213 | /* bit 1 is reserved if address_space = 1 */ |
| 214 | |
| 215 | /* Header type 0 (normal devices) */ |
| 216 | #define PCI_CARDBUS_CIS 0x28 |
| 217 | #define PCI_SUBSYSTEM_VENDOR_ID 0x2c |
| 218 | #define PCI_SUBSYSTEM_ID 0x2e |
| 219 | #define PCI_ROM_ADDRESS 0x30 /* Bits 31..11 are address, 10..1 reserved */ |
| 220 | #define PCI_ROM_ADDRESS_ENABLE 0x01 |
Kumar Gala | ad714f5 | 2008-10-21 08:36:08 -0500 | [diff] [blame] | 221 | #define PCI_ROM_ADDRESS_MASK (~0x7ffULL) |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 222 | |
| 223 | #define PCI_CAPABILITY_LIST 0x34 /* Offset of first capability list entry */ |
| 224 | |
| 225 | /* 0x35-0x3b are reserved */ |
| 226 | #define PCI_INTERRUPT_LINE 0x3c /* 8 bits */ |
| 227 | #define PCI_INTERRUPT_PIN 0x3d /* 8 bits */ |
| 228 | #define PCI_MIN_GNT 0x3e /* 8 bits */ |
| 229 | #define PCI_MAX_LAT 0x3f /* 8 bits */ |
| 230 | |
| 231 | /* Header type 1 (PCI-to-PCI bridges) */ |
| 232 | #define PCI_PRIMARY_BUS 0x18 /* Primary bus number */ |
| 233 | #define PCI_SECONDARY_BUS 0x19 /* Secondary bus number */ |
| 234 | #define PCI_SUBORDINATE_BUS 0x1a /* Highest bus number behind the bridge */ |
| 235 | #define PCI_SEC_LATENCY_TIMER 0x1b /* Latency timer for secondary interface */ |
| 236 | #define PCI_IO_BASE 0x1c /* I/O range behind the bridge */ |
| 237 | #define PCI_IO_LIMIT 0x1d |
| 238 | #define PCI_IO_RANGE_TYPE_MASK 0x0f /* I/O bridging type */ |
| 239 | #define PCI_IO_RANGE_TYPE_16 0x00 |
| 240 | #define PCI_IO_RANGE_TYPE_32 0x01 |
| 241 | #define PCI_IO_RANGE_MASK ~0x0f |
| 242 | #define PCI_SEC_STATUS 0x1e /* Secondary status register, only bit 14 used */ |
| 243 | #define PCI_MEMORY_BASE 0x20 /* Memory range behind */ |
| 244 | #define PCI_MEMORY_LIMIT 0x22 |
| 245 | #define PCI_MEMORY_RANGE_TYPE_MASK 0x0f |
| 246 | #define PCI_MEMORY_RANGE_MASK ~0x0f |
| 247 | #define PCI_PREF_MEMORY_BASE 0x24 /* Prefetchable memory range behind */ |
| 248 | #define PCI_PREF_MEMORY_LIMIT 0x26 |
| 249 | #define PCI_PREF_RANGE_TYPE_MASK 0x0f |
| 250 | #define PCI_PREF_RANGE_TYPE_32 0x00 |
| 251 | #define PCI_PREF_RANGE_TYPE_64 0x01 |
| 252 | #define PCI_PREF_RANGE_MASK ~0x0f |
| 253 | #define PCI_PREF_BASE_UPPER32 0x28 /* Upper half of prefetchable memory range */ |
| 254 | #define PCI_PREF_LIMIT_UPPER32 0x2c |
| 255 | #define PCI_IO_BASE_UPPER16 0x30 /* Upper half of I/O addresses */ |
| 256 | #define PCI_IO_LIMIT_UPPER16 0x32 |
| 257 | /* 0x34 same as for htype 0 */ |
| 258 | /* 0x35-0x3b is reserved */ |
| 259 | #define PCI_ROM_ADDRESS1 0x38 /* Same as PCI_ROM_ADDRESS, but for htype 1 */ |
| 260 | /* 0x3c-0x3d are same as for htype 0 */ |
| 261 | #define PCI_BRIDGE_CONTROL 0x3e |
| 262 | #define PCI_BRIDGE_CTL_PARITY 0x01 /* Enable parity detection on secondary interface */ |
| 263 | #define PCI_BRIDGE_CTL_SERR 0x02 /* The same for SERR forwarding */ |
| 264 | #define PCI_BRIDGE_CTL_NO_ISA 0x04 /* Disable bridging of ISA ports */ |
| 265 | #define PCI_BRIDGE_CTL_VGA 0x08 /* Forward VGA addresses */ |
| 266 | #define PCI_BRIDGE_CTL_MASTER_ABORT 0x20 /* Report master aborts */ |
| 267 | #define PCI_BRIDGE_CTL_BUS_RESET 0x40 /* Secondary bus reset */ |
| 268 | #define PCI_BRIDGE_CTL_FAST_BACK 0x80 /* Fast Back2Back enabled on secondary interface */ |
| 269 | |
Stefan Roese | 326c971 | 2005-08-01 16:41:48 +0200 | [diff] [blame] | 270 | /* From 440ep */ |
| 271 | #define PCI_ERREN 0x48 /* Error Enable */ |
| 272 | #define PCI_ERRSTS 0x49 /* Error Status */ |
| 273 | #define PCI_BRDGOPT1 0x4A /* PCI Bridge Options 1 */ |
| 274 | #define PCI_PLBSESR0 0x4C /* PCI PLB Slave Error Syndrome 0 */ |
| 275 | #define PCI_PLBSESR1 0x50 /* PCI PLB Slave Error Syndrome 1 */ |
| 276 | #define PCI_PLBSEAR 0x54 /* PCI PLB Slave Error Address */ |
| 277 | #define PCI_CAPID 0x58 /* Capability Identifier */ |
| 278 | #define PCI_NEXTITEMPTR 0x59 /* Next Item Pointer */ |
| 279 | #define PCI_PMC 0x5A /* Power Management Capabilities */ |
| 280 | #define PCI_PMCSR 0x5C /* Power Management Control Status */ |
| 281 | #define PCI_PMCSRBSE 0x5E /* PMCSR PCI to PCI Bridge Support Extensions */ |
| 282 | #define PCI_BRDGOPT2 0x60 /* PCI Bridge Options 2 */ |
| 283 | #define PCI_PMSCRR 0x64 /* Power Management State Change Request Re. */ |
| 284 | |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 285 | /* Header type 2 (CardBus bridges) */ |
| 286 | #define PCI_CB_CAPABILITY_LIST 0x14 |
| 287 | /* 0x15 reserved */ |
| 288 | #define PCI_CB_SEC_STATUS 0x16 /* Secondary status */ |
| 289 | #define PCI_CB_PRIMARY_BUS 0x18 /* PCI bus number */ |
| 290 | #define PCI_CB_CARD_BUS 0x19 /* CardBus bus number */ |
| 291 | #define PCI_CB_SUBORDINATE_BUS 0x1a /* Subordinate bus number */ |
| 292 | #define PCI_CB_LATENCY_TIMER 0x1b /* CardBus latency timer */ |
| 293 | #define PCI_CB_MEMORY_BASE_0 0x1c |
| 294 | #define PCI_CB_MEMORY_LIMIT_0 0x20 |
| 295 | #define PCI_CB_MEMORY_BASE_1 0x24 |
| 296 | #define PCI_CB_MEMORY_LIMIT_1 0x28 |
| 297 | #define PCI_CB_IO_BASE_0 0x2c |
| 298 | #define PCI_CB_IO_BASE_0_HI 0x2e |
| 299 | #define PCI_CB_IO_LIMIT_0 0x30 |
| 300 | #define PCI_CB_IO_LIMIT_0_HI 0x32 |
| 301 | #define PCI_CB_IO_BASE_1 0x34 |
| 302 | #define PCI_CB_IO_BASE_1_HI 0x36 |
| 303 | #define PCI_CB_IO_LIMIT_1 0x38 |
| 304 | #define PCI_CB_IO_LIMIT_1_HI 0x3a |
| 305 | #define PCI_CB_IO_RANGE_MASK ~0x03 |
| 306 | /* 0x3c-0x3d are same as for htype 0 */ |
| 307 | #define PCI_CB_BRIDGE_CONTROL 0x3e |
| 308 | #define PCI_CB_BRIDGE_CTL_PARITY 0x01 /* Similar to standard bridge control register */ |
| 309 | #define PCI_CB_BRIDGE_CTL_SERR 0x02 |
| 310 | #define PCI_CB_BRIDGE_CTL_ISA 0x04 |
| 311 | #define PCI_CB_BRIDGE_CTL_VGA 0x08 |
| 312 | #define PCI_CB_BRIDGE_CTL_MASTER_ABORT 0x20 |
| 313 | #define PCI_CB_BRIDGE_CTL_CB_RESET 0x40 /* CardBus reset */ |
| 314 | #define PCI_CB_BRIDGE_CTL_16BIT_INT 0x80 /* Enable interrupt for 16-bit cards */ |
| 315 | #define PCI_CB_BRIDGE_CTL_PREFETCH_MEM0 0x100 /* Prefetch enable for both memory regions */ |
| 316 | #define PCI_CB_BRIDGE_CTL_PREFETCH_MEM1 0x200 |
| 317 | #define PCI_CB_BRIDGE_CTL_POST_WRITES 0x400 |
| 318 | #define PCI_CB_SUBSYSTEM_VENDOR_ID 0x40 |
| 319 | #define PCI_CB_SUBSYSTEM_ID 0x42 |
| 320 | #define PCI_CB_LEGACY_MODE_BASE 0x44 /* 16-bit PC Card legacy mode base address (ExCa) */ |
| 321 | /* 0x48-0x7f reserved */ |
| 322 | |
| 323 | /* Capability lists */ |
| 324 | |
| 325 | #define PCI_CAP_LIST_ID 0 /* Capability ID */ |
| 326 | #define PCI_CAP_ID_PM 0x01 /* Power Management */ |
| 327 | #define PCI_CAP_ID_AGP 0x02 /* Accelerated Graphics Port */ |
| 328 | #define PCI_CAP_ID_VPD 0x03 /* Vital Product Data */ |
| 329 | #define PCI_CAP_ID_SLOTID 0x04 /* Slot Identification */ |
| 330 | #define PCI_CAP_ID_MSI 0x05 /* Message Signalled Interrupts */ |
| 331 | #define PCI_CAP_ID_CHSWP 0x06 /* CompactPCI HotSwap */ |
Kumar Gala | a0a5dbd | 2009-08-05 07:49:27 -0500 | [diff] [blame] | 332 | #define PCI_CAP_ID_EXP 0x10 /* PCI Express */ |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 333 | #define PCI_CAP_LIST_NEXT 1 /* Next capability in the list */ |
| 334 | #define PCI_CAP_FLAGS 2 /* Capability defined flags (16 bits) */ |
| 335 | #define PCI_CAP_SIZEOF 4 |
| 336 | |
| 337 | /* Power Management Registers */ |
| 338 | |
| 339 | #define PCI_PM_CAP_VER_MASK 0x0007 /* Version */ |
| 340 | #define PCI_PM_CAP_PME_CLOCK 0x0008 /* PME clock required */ |
| 341 | #define PCI_PM_CAP_AUX_POWER 0x0010 /* Auxilliary power support */ |
| 342 | #define PCI_PM_CAP_DSI 0x0020 /* Device specific initialization */ |
| 343 | #define PCI_PM_CAP_D1 0x0200 /* D1 power state support */ |
| 344 | #define PCI_PM_CAP_D2 0x0400 /* D2 power state support */ |
| 345 | #define PCI_PM_CAP_PME 0x0800 /* PME pin supported */ |
| 346 | #define PCI_PM_CTRL 4 /* PM control and status register */ |
| 347 | #define PCI_PM_CTRL_STATE_MASK 0x0003 /* Current power state (D0 to D3) */ |
| 348 | #define PCI_PM_CTRL_PME_ENABLE 0x0100 /* PME pin enable */ |
| 349 | #define PCI_PM_CTRL_DATA_SEL_MASK 0x1e00 /* Data select (??) */ |
| 350 | #define PCI_PM_CTRL_DATA_SCALE_MASK 0x6000 /* Data scale (??) */ |
| 351 | #define PCI_PM_CTRL_PME_STATUS 0x8000 /* PME pin status */ |
| 352 | #define PCI_PM_PPB_EXTENSIONS 6 /* PPB support extensions (??) */ |
| 353 | #define PCI_PM_PPB_B2_B3 0x40 /* Stop clock when in D3hot (??) */ |
| 354 | #define PCI_PM_BPCC_ENABLE 0x80 /* Bus power/clock control enable (??) */ |
| 355 | #define PCI_PM_DATA_REGISTER 7 /* (??) */ |
| 356 | #define PCI_PM_SIZEOF 8 |
| 357 | |
| 358 | /* AGP registers */ |
| 359 | |
| 360 | #define PCI_AGP_VERSION 2 /* BCD version number */ |
| 361 | #define PCI_AGP_RFU 3 /* Rest of capability flags */ |
| 362 | #define PCI_AGP_STATUS 4 /* Status register */ |
| 363 | #define PCI_AGP_STATUS_RQ_MASK 0xff000000 /* Maximum number of requests - 1 */ |
| 364 | #define PCI_AGP_STATUS_SBA 0x0200 /* Sideband addressing supported */ |
| 365 | #define PCI_AGP_STATUS_64BIT 0x0020 /* 64-bit addressing supported */ |
| 366 | #define PCI_AGP_STATUS_FW 0x0010 /* FW transfers supported */ |
| 367 | #define PCI_AGP_STATUS_RATE4 0x0004 /* 4x transfer rate supported */ |
| 368 | #define PCI_AGP_STATUS_RATE2 0x0002 /* 2x transfer rate supported */ |
| 369 | #define PCI_AGP_STATUS_RATE1 0x0001 /* 1x transfer rate supported */ |
| 370 | #define PCI_AGP_COMMAND 8 /* Control register */ |
| 371 | #define PCI_AGP_COMMAND_RQ_MASK 0xff000000 /* Master: Maximum number of requests */ |
| 372 | #define PCI_AGP_COMMAND_SBA 0x0200 /* Sideband addressing enabled */ |
| 373 | #define PCI_AGP_COMMAND_AGP 0x0100 /* Allow processing of AGP transactions */ |
| 374 | #define PCI_AGP_COMMAND_64BIT 0x0020 /* Allow processing of 64-bit addresses */ |
| 375 | #define PCI_AGP_COMMAND_FW 0x0010 /* Force FW transfers */ |
| 376 | #define PCI_AGP_COMMAND_RATE4 0x0004 /* Use 4x rate */ |
| 377 | #define PCI_AGP_COMMAND_RATE2 0x0002 /* Use 4x rate */ |
| 378 | #define PCI_AGP_COMMAND_RATE1 0x0001 /* Use 4x rate */ |
| 379 | #define PCI_AGP_SIZEOF 12 |
| 380 | |
Matthew McClintock | 3fc12c5 | 2006-06-28 10:44:49 -0500 | [diff] [blame] | 381 | /* PCI-X registers */ |
| 382 | |
| 383 | #define PCI_X_CMD_DPERR_E 0x0001 /* Data Parity Error Recovery Enable */ |
| 384 | #define PCI_X_CMD_ERO 0x0002 /* Enable Relaxed Ordering */ |
| 385 | #define PCI_X_CMD_MAX_READ 0x0000 /* Max Memory Read Byte Count */ |
| 386 | #define PCI_X_CMD_MAX_SPLIT 0x0030 /* Max Outstanding Split Transactions */ |
| 387 | #define PCI_X_CMD_VERSION(x) (((x) >> 12) & 3) /* Version */ |
| 388 | |
| 389 | |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 390 | /* Slot Identification */ |
| 391 | |
| 392 | #define PCI_SID_ESR 2 /* Expansion Slot Register */ |
| 393 | #define PCI_SID_ESR_NSLOTS 0x1f /* Number of expansion slots available */ |
| 394 | #define PCI_SID_ESR_FIC 0x20 /* First In Chassis Flag */ |
| 395 | #define PCI_SID_CHASSIS_NR 3 /* Chassis Number */ |
| 396 | |
| 397 | /* Message Signalled Interrupts registers */ |
| 398 | |
| 399 | #define PCI_MSI_FLAGS 2 /* Various flags */ |
| 400 | #define PCI_MSI_FLAGS_64BIT 0x80 /* 64-bit addresses allowed */ |
| 401 | #define PCI_MSI_FLAGS_QSIZE 0x70 /* Message queue size configured */ |
| 402 | #define PCI_MSI_FLAGS_QMASK 0x0e /* Maximum queue size available */ |
| 403 | #define PCI_MSI_FLAGS_ENABLE 0x01 /* MSI feature enabled */ |
| 404 | #define PCI_MSI_RFU 3 /* Rest of capability flags */ |
| 405 | #define PCI_MSI_ADDRESS_LO 4 /* Lower 32 bits */ |
| 406 | #define PCI_MSI_ADDRESS_HI 8 /* Upper 32 bits (if PCI_MSI_FLAGS_64BIT set) */ |
| 407 | #define PCI_MSI_DATA_32 8 /* 16 bits of data for 32-bit devices */ |
| 408 | #define PCI_MSI_DATA_64 12 /* 16 bits of data for 64-bit devices */ |
| 409 | |
| 410 | #define PCI_MAX_PCI_DEVICES 32 |
| 411 | #define PCI_MAX_PCI_FUNCTIONS 8 |
| 412 | |
Ed Swarthout | 91080f7 | 2007-08-02 14:09:49 -0500 | [diff] [blame] | 413 | #define PCI_DCR 0x54 /* PCIe Device Control Register */ |
| 414 | #define PCI_DSR 0x56 /* PCIe Device Status Register */ |
| 415 | #define PCI_LSR 0x5e /* PCIe Link Status Register */ |
Prabhakar Kushwaha | 1c48e77 | 2011-02-01 15:55:58 +0000 | [diff] [blame] | 416 | #define PCI_LCR 0x5c /* PCIe Link Control Register */ |
Ed Swarthout | 91080f7 | 2007-08-02 14:09:49 -0500 | [diff] [blame] | 417 | #define PCI_LTSSM 0x404 /* PCIe Link Training, Status State Machine */ |
| 418 | #define PCI_LTSSM_L0 0x16 /* L0 state */ |
| 419 | |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 420 | /* Include the ID list */ |
| 421 | |
| 422 | #include <pci_ids.h> |
| 423 | |
Kumar Gala | ad714f5 | 2008-10-21 08:36:08 -0500 | [diff] [blame] | 424 | #ifdef CONFIG_SYS_PCI_64BIT |
| 425 | typedef u64 pci_addr_t; |
| 426 | typedef u64 pci_size_t; |
| 427 | #else |
| 428 | typedef u32 pci_addr_t; |
| 429 | typedef u32 pci_size_t; |
| 430 | #endif |
| 431 | |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 432 | struct pci_region { |
Kumar Gala | ad714f5 | 2008-10-21 08:36:08 -0500 | [diff] [blame] | 433 | pci_addr_t bus_start; /* Start on the bus */ |
| 434 | phys_addr_t phys_start; /* Start in physical address space */ |
| 435 | pci_size_t size; /* Size */ |
| 436 | unsigned long flags; /* Resource flags */ |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 437 | |
Kumar Gala | ad714f5 | 2008-10-21 08:36:08 -0500 | [diff] [blame] | 438 | pci_addr_t bus_lower; |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 439 | }; |
| 440 | |
| 441 | #define PCI_REGION_MEM 0x00000000 /* PCI memory space */ |
| 442 | #define PCI_REGION_IO 0x00000001 /* PCI IO space */ |
| 443 | #define PCI_REGION_TYPE 0x00000001 |
Kumar Gala | e5ce420 | 2006-01-11 13:24:15 -0600 | [diff] [blame] | 444 | #define PCI_REGION_PREFETCH 0x00000008 /* prefetchable PCI memory */ |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 445 | |
Kumar Gala | efa1f1d | 2009-02-06 09:49:31 -0600 | [diff] [blame] | 446 | #define PCI_REGION_SYS_MEMORY 0x00000100 /* System memory */ |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 447 | #define PCI_REGION_RO 0x00000200 /* Read-only memory */ |
| 448 | |
Simon Glass | 64f11d0 | 2013-06-11 11:14:33 -0700 | [diff] [blame] | 449 | static inline void pci_set_region(struct pci_region *reg, |
Kumar Gala | ad714f5 | 2008-10-21 08:36:08 -0500 | [diff] [blame] | 450 | pci_addr_t bus_start, |
Becky Bruce | 0a62857 | 2008-05-07 13:24:57 -0500 | [diff] [blame] | 451 | phys_addr_t phys_start, |
Kumar Gala | ad714f5 | 2008-10-21 08:36:08 -0500 | [diff] [blame] | 452 | pci_size_t size, |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 453 | unsigned long flags) { |
| 454 | reg->bus_start = bus_start; |
| 455 | reg->phys_start = phys_start; |
| 456 | reg->size = size; |
| 457 | reg->flags = flags; |
| 458 | } |
| 459 | |
| 460 | typedef int pci_dev_t; |
| 461 | |
| 462 | #define PCI_BUS(d) (((d) >> 16) & 0xff) |
| 463 | #define PCI_DEV(d) (((d) >> 11) & 0x1f) |
| 464 | #define PCI_FUNC(d) (((d) >> 8) & 0x7) |
| 465 | #define PCI_BDF(b,d,f) ((b) << 16 | (d) << 11 | (f) << 8) |
| 466 | |
| 467 | #define PCI_ANY_ID (~0) |
| 468 | |
| 469 | struct pci_device_id { |
| 470 | unsigned int vendor, device; /* Vendor and device ID or PCI_ANY_ID */ |
| 471 | }; |
| 472 | |
| 473 | struct pci_controller; |
| 474 | |
| 475 | struct pci_config_table { |
| 476 | unsigned int vendor, device; /* Vendor and device ID or PCI_ANY_ID */ |
| 477 | unsigned int class; /* Class ID, or PCI_ANY_ID */ |
| 478 | unsigned int bus; /* Bus number, or PCI_ANY_ID */ |
| 479 | unsigned int dev; /* Device number, or PCI_ANY_ID */ |
| 480 | unsigned int func; /* Function number, or PCI_ANY_ID */ |
| 481 | |
| 482 | void (*config_device)(struct pci_controller* hose, pci_dev_t dev, |
| 483 | struct pci_config_table *); |
| 484 | unsigned long priv[3]; |
| 485 | }; |
| 486 | |
Wolfgang Denk | 3d7f5e0 | 2006-03-12 16:54:11 +0100 | [diff] [blame] | 487 | extern void pci_cfgfunc_do_nothing(struct pci_controller* hose, pci_dev_t dev, |
| 488 | struct pci_config_table *); |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 489 | extern void pci_cfgfunc_config_device(struct pci_controller* hose, pci_dev_t dev, |
| 490 | struct pci_config_table *); |
| 491 | |
| 492 | #define MAX_PCI_REGIONS 7 |
| 493 | |
Anton Vorontsov | 1a8206c | 2009-01-08 04:26:12 +0300 | [diff] [blame] | 494 | #define INDIRECT_TYPE_NO_PCIE_LINK 1 |
| 495 | |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 496 | /* |
| 497 | * Structure of a PCI controller (host bridge) |
| 498 | */ |
| 499 | struct pci_controller { |
| 500 | struct pci_controller *next; |
| 501 | |
| 502 | int first_busno; |
| 503 | int last_busno; |
| 504 | |
| 505 | volatile unsigned int *cfg_addr; |
| 506 | volatile unsigned char *cfg_data; |
| 507 | |
Anton Vorontsov | 1a8206c | 2009-01-08 04:26:12 +0300 | [diff] [blame] | 508 | int indirect_type; |
| 509 | |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 510 | struct pci_region regions[MAX_PCI_REGIONS]; |
| 511 | int region_count; |
| 512 | |
| 513 | struct pci_config_table *config_table; |
| 514 | |
| 515 | void (*fixup_irq)(struct pci_controller *, pci_dev_t); |
| 516 | |
| 517 | /* Low-level architecture-dependent routines */ |
| 518 | int (*read_byte)(struct pci_controller*, pci_dev_t, int where, u8 *); |
| 519 | int (*read_word)(struct pci_controller*, pci_dev_t, int where, u16 *); |
| 520 | int (*read_dword)(struct pci_controller*, pci_dev_t, int where, u32 *); |
| 521 | int (*write_byte)(struct pci_controller*, pci_dev_t, int where, u8); |
| 522 | int (*write_word)(struct pci_controller*, pci_dev_t, int where, u16); |
| 523 | int (*write_dword)(struct pci_controller*, pci_dev_t, int where, u32); |
| 524 | |
| 525 | /* Used by auto config */ |
Kumar Gala | e5ce420 | 2006-01-11 13:24:15 -0600 | [diff] [blame] | 526 | struct pci_region *pci_mem, *pci_io, *pci_prefetch; |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 527 | |
| 528 | /* Used by ppc405 autoconfig*/ |
| 529 | struct pci_region *pci_fb; |
wdenk | 452cfd6 | 2002-11-19 11:04:11 +0000 | [diff] [blame] | 530 | int current_busno; |
Leo Liu | e87bc03 | 2011-01-19 19:50:47 +0800 | [diff] [blame] | 531 | |
| 532 | void *priv_data; |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 533 | }; |
| 534 | |
Simon Glass | 64f11d0 | 2013-06-11 11:14:33 -0700 | [diff] [blame] | 535 | static inline void pci_set_ops(struct pci_controller *hose, |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 536 | int (*read_byte)(struct pci_controller*, |
| 537 | pci_dev_t, int where, u8 *), |
| 538 | int (*read_word)(struct pci_controller*, |
| 539 | pci_dev_t, int where, u16 *), |
| 540 | int (*read_dword)(struct pci_controller*, |
| 541 | pci_dev_t, int where, u32 *), |
| 542 | int (*write_byte)(struct pci_controller*, |
| 543 | pci_dev_t, int where, u8), |
| 544 | int (*write_word)(struct pci_controller*, |
| 545 | pci_dev_t, int where, u16), |
| 546 | int (*write_dword)(struct pci_controller*, |
| 547 | pci_dev_t, int where, u32)) { |
| 548 | hose->read_byte = read_byte; |
| 549 | hose->read_word = read_word; |
| 550 | hose->read_dword = read_dword; |
| 551 | hose->write_byte = write_byte; |
| 552 | hose->write_word = write_word; |
| 553 | hose->write_dword = write_dword; |
| 554 | } |
| 555 | |
Gabor Juhos | b445873 | 2013-05-30 07:06:12 +0000 | [diff] [blame] | 556 | #ifdef CONFIG_PCI_INDIRECT_BRIDGE |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 557 | extern void pci_setup_indirect(struct pci_controller* hose, u32 cfg_addr, u32 cfg_data); |
Gabor Juhos | b445873 | 2013-05-30 07:06:12 +0000 | [diff] [blame] | 558 | #endif |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 559 | |
Becky Bruce | 0a62857 | 2008-05-07 13:24:57 -0500 | [diff] [blame] | 560 | extern phys_addr_t pci_hose_bus_to_phys(struct pci_controller* hose, |
Kumar Gala | ad714f5 | 2008-10-21 08:36:08 -0500 | [diff] [blame] | 561 | pci_addr_t addr, unsigned long flags); |
| 562 | extern pci_addr_t pci_hose_phys_to_bus(struct pci_controller* hose, |
| 563 | phys_addr_t addr, unsigned long flags); |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 564 | |
| 565 | #define pci_phys_to_bus(dev, addr, flags) \ |
| 566 | pci_hose_phys_to_bus(pci_bus_to_hose(PCI_BUS(dev)), (addr), (flags)) |
| 567 | #define pci_bus_to_phys(dev, addr, flags) \ |
| 568 | pci_hose_bus_to_phys(pci_bus_to_hose(PCI_BUS(dev)), (addr), (flags)) |
| 569 | |
Becky Bruce | 0709bfc | 2009-02-03 18:10:50 -0600 | [diff] [blame] | 570 | #define pci_virt_to_bus(dev, addr, flags) \ |
| 571 | pci_hose_phys_to_bus(pci_bus_to_hose(PCI_BUS(dev)), \ |
| 572 | (virt_to_phys(addr)), (flags)) |
| 573 | #define pci_bus_to_virt(dev, addr, flags, len, map_flags) \ |
| 574 | map_physmem(pci_hose_bus_to_phys(pci_bus_to_hose(PCI_BUS(dev)), \ |
| 575 | (addr), (flags)), \ |
| 576 | (len), (map_flags)) |
| 577 | |
| 578 | #define pci_phys_to_mem(dev, addr) \ |
| 579 | pci_phys_to_bus((dev), (addr), PCI_REGION_MEM) |
| 580 | #define pci_mem_to_phys(dev, addr) \ |
| 581 | pci_bus_to_phys((dev), (addr), PCI_REGION_MEM) |
| 582 | #define pci_phys_to_io(dev, addr) pci_phys_to_bus((dev), (addr), PCI_REGION_IO) |
| 583 | #define pci_io_to_phys(dev, addr) pci_bus_to_phys((dev), (addr), PCI_REGION_IO) |
| 584 | |
| 585 | #define pci_virt_to_mem(dev, addr) \ |
| 586 | pci_virt_to_bus((dev), (addr), PCI_REGION_MEM) |
| 587 | #define pci_mem_to_virt(dev, addr, len, map_flags) \ |
| 588 | pci_bus_to_virt((dev), (addr), PCI_REGION_MEM, (len), (map_flags)) |
| 589 | #define pci_virt_to_io(dev, addr) \ |
| 590 | pci_virt_to_bus((dev), (addr), PCI_REGION_IO) |
| 591 | #define pci_io_to_virt(dev, addr, len, map_flags) \ |
| 592 | pci_bus_to_virt((dev), (addr), PCI_REGION_IO, (len), (map_flags)) |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 593 | |
| 594 | extern int pci_hose_read_config_byte(struct pci_controller *hose, |
| 595 | pci_dev_t dev, int where, u8 *val); |
| 596 | extern int pci_hose_read_config_word(struct pci_controller *hose, |
| 597 | pci_dev_t dev, int where, u16 *val); |
| 598 | extern int pci_hose_read_config_dword(struct pci_controller *hose, |
| 599 | pci_dev_t dev, int where, u32 *val); |
| 600 | extern int pci_hose_write_config_byte(struct pci_controller *hose, |
| 601 | pci_dev_t dev, int where, u8 val); |
| 602 | extern int pci_hose_write_config_word(struct pci_controller *hose, |
| 603 | pci_dev_t dev, int where, u16 val); |
| 604 | extern int pci_hose_write_config_dword(struct pci_controller *hose, |
| 605 | pci_dev_t dev, int where, u32 val); |
| 606 | |
| 607 | extern int pci_read_config_byte(pci_dev_t dev, int where, u8 *val); |
| 608 | extern int pci_read_config_word(pci_dev_t dev, int where, u16 *val); |
| 609 | extern int pci_read_config_dword(pci_dev_t dev, int where, u32 *val); |
| 610 | extern int pci_write_config_byte(pci_dev_t dev, int where, u8 val); |
| 611 | extern int pci_write_config_word(pci_dev_t dev, int where, u16 val); |
| 612 | extern int pci_write_config_dword(pci_dev_t dev, int where, u32 val); |
| 613 | |
| 614 | extern int pci_hose_read_config_byte_via_dword(struct pci_controller *hose, |
| 615 | pci_dev_t dev, int where, u8 *val); |
| 616 | extern int pci_hose_read_config_word_via_dword(struct pci_controller *hose, |
| 617 | pci_dev_t dev, int where, u16 *val); |
| 618 | extern int pci_hose_write_config_byte_via_dword(struct pci_controller *hose, |
| 619 | pci_dev_t dev, int where, u8 val); |
| 620 | extern int pci_hose_write_config_word_via_dword(struct pci_controller *hose, |
| 621 | pci_dev_t dev, int where, u16 val); |
| 622 | |
Becky Bruce | 0709bfc | 2009-02-03 18:10:50 -0600 | [diff] [blame] | 623 | extern void *pci_map_bar(pci_dev_t pdev, int bar, int flags); |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 624 | extern void pci_register_hose(struct pci_controller* hose); |
| 625 | extern struct pci_controller* pci_bus_to_hose(int bus); |
Kumar Gala | db943ed | 2010-12-17 05:57:25 -0600 | [diff] [blame] | 626 | extern struct pci_controller *find_hose_by_cfg_addr(void *cfg_addr); |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 627 | |
| 628 | extern int pci_hose_scan(struct pci_controller *hose); |
| 629 | extern int pci_hose_scan_bus(struct pci_controller *hose, int bus); |
| 630 | |
| 631 | extern void pciauto_region_init(struct pci_region* res); |
Kumar Gala | ad714f5 | 2008-10-21 08:36:08 -0500 | [diff] [blame] | 632 | extern void pciauto_region_align(struct pci_region *res, pci_size_t size); |
| 633 | extern int pciauto_region_allocate(struct pci_region* res, pci_size_t size, pci_addr_t *bar); |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 634 | extern void pciauto_setup_device(struct pci_controller *hose, |
| 635 | pci_dev_t dev, int bars_num, |
| 636 | struct pci_region *mem, |
Kumar Gala | e5ce420 | 2006-01-11 13:24:15 -0600 | [diff] [blame] | 637 | struct pci_region *prefetch, |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 638 | struct pci_region *io); |
Linus Walleij | 0053272 | 2012-03-25 12:13:15 +0000 | [diff] [blame] | 639 | extern void pciauto_prescan_setup_bridge(struct pci_controller *hose, |
| 640 | pci_dev_t dev, int sub_bus); |
| 641 | extern void pciauto_postscan_setup_bridge(struct pci_controller *hose, |
| 642 | pci_dev_t dev, int sub_bus); |
Linus Walleij | b91b974 | 2012-03-03 10:05:08 +0000 | [diff] [blame] | 643 | extern void pciauto_config_init(struct pci_controller *hose); |
Linus Walleij | 0053272 | 2012-03-25 12:13:15 +0000 | [diff] [blame] | 644 | extern int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev); |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 645 | |
| 646 | extern pci_dev_t pci_find_device (unsigned int vendor, unsigned int device, int index); |
| 647 | extern pci_dev_t pci_find_devices (struct pci_device_id *ids, int index); |
wdenk | abda5ca | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 648 | extern pci_dev_t pci_find_class(int wanted_class, int wanted_sub_code, |
| 649 | int wanted_prog_if, int index); |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 650 | |
| 651 | extern int pci_hose_config_device(struct pci_controller *hose, |
| 652 | pci_dev_t dev, |
| 653 | unsigned long io, |
Kumar Gala | ad714f5 | 2008-10-21 08:36:08 -0500 | [diff] [blame] | 654 | pci_addr_t mem, |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 655 | unsigned long command); |
| 656 | |
Peter Tyser | 22ccb7f | 2010-10-29 17:59:27 -0500 | [diff] [blame] | 657 | const char * pci_class_str(u8 class); |
Anton Vorontsov | 597b8c4 | 2009-02-19 18:20:41 +0300 | [diff] [blame] | 658 | int pci_last_busno(void); |
| 659 | |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 660 | #ifdef CONFIG_MPC824X |
| 661 | extern void pci_mpc824x_init (struct pci_controller *hose); |
| 662 | #endif |
| 663 | |
Jon Loeliger | c934adb | 2006-10-19 11:33:52 -0500 | [diff] [blame] | 664 | #ifdef CONFIG_MPC85xx |
| 665 | extern void pci_mpc85xx_init (struct pci_controller *hose); |
| 666 | #endif |
wdenk | c609719 | 2002-11-03 00:24:07 +0000 | [diff] [blame] | 667 | #endif /* _PCI_H */ |