/* * Copyright 1998 by Concurrent Computer Corporation * * Permission to use, copy, modify, distribute, and sell this software * and its documentation for any purpose is hereby granted without fee, * provided that the above copyright notice appear in all copies and that * both that copyright notice and this permission notice appear in * supporting documentation, and that the name of Concurrent Computer * Corporation not be used in advertising or publicity pertaining to * distribution of the software without specific, written prior * permission. Concurrent Computer Corporation makes no representations * about the suitability of this software for any purpose. It is * provided "as is" without express or implied warranty. * * CONCURRENT COMPUTER CORPORATION DISCLAIMS ALL WARRANTIES WITH REGARD * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY * AND FITNESS, IN NO EVENT SHALL CONCURRENT COMPUTER CORPORATION BE * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS * SOFTWARE. * * Copyright 1998 by Metro Link Incorporated * * Permission to use, copy, modify, distribute, and sell this software * and its documentation for any purpose is hereby granted without fee, * provided that the above copyright notice appear in all copies and that * both that copyright notice and this permission notice appear in * supporting documentation, and that the name of Metro Link * Incorporated not be used in advertising or publicity pertaining to * distribution of the software without specific, written prior * permission. Metro Link Incorporated makes no representations * about the suitability of this software for any purpose. It is * provided "as is" without express or implied warranty. * * METRO LINK INCORPORATED DISCLAIMS ALL WARRANTIES WITH REGARD * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY * AND FITNESS, IN NO EVENT SHALL METRO LINK INCORPORATED BE * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS * SOFTWARE. * * This file is derived in part from the original xf86_PCI.h that included * following copyright message: * * Copyright 1995 by Robin Cutshaw * * Permission to use, copy, modify, distribute, and sell this software and its * documentation for any purpose is hereby granted without fee, provided that * the above copyright notice appear in all copies and that both that * copyright notice and this permission notice appear in supporting * documentation, and that the names of the above listed copyright holder(s) * not be used in advertising or publicity pertaining to distribution of * the software without specific, written prior permission. The above listed * copyright holder(s) make(s) no representations about the suitability of this * software for any purpose. It is provided "as is" without express or * implied warranty. * * THE ABOVE LISTED COPYRIGHT HOLDER(S) DISCLAIM(S) ALL WARRANTIES WITH REGARD * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY * AND FITNESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. * */ /* * Copyright (c) 1999-2003 by The XFree86 Project, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Except as contained in this notice, the name of the copyright holder(s) * and author(s) shall not be used in advertising or otherwise to promote * the sale, use or other dealings in this Software without prior written * authorization from the copyright holder(s) and author(s). */ /* * This file contains just the public interface to the PCI code. * Drivers should use this file rather than Pci.h. */ #ifndef _XF86PCI_H #define _XF86PCI_H 1 #include #include #include "misc.h" #define PCI_NOT_FOUND 0xFFFFFFFFU /* * PCI cfg space definitions (e.g. stuff right out of the PCI spec) */ /* Device identification register */ #define PCI_ID_REG 0x00 /* Command and status register */ #define PCI_CMD_STAT_REG 0x04 #define PCI_CMD_BASE_REG 0x10 #define PCI_CMD_BIOS_REG 0x30 #define PCI_CMD_MASK 0xffff #define PCI_CMD_IO_ENABLE 0x01 #define PCI_CMD_MEM_ENABLE 0x02 #define PCI_CMD_MASTER_ENABLE 0x04 #define PCI_CMD_SPECIAL_ENABLE 0x08 #define PCI_CMD_INVALIDATE_ENABLE 0x10 #define PCI_CMD_PALETTE_ENABLE 0x20 #define PCI_CMD_PARITY_ENABLE 0x40 #define PCI_CMD_STEPPING_ENABLE 0x80 #define PCI_CMD_SERR_ENABLE 0x100 #define PCI_CMD_BACKTOBACK_ENABLE 0x200 #define PCI_CMD_BIOS_ENABLE 0x01 /* base class */ #define PCI_CLASS_REG 0x08 #define PCI_CLASS_MASK 0xff000000 #define PCI_CLASS_SHIFT 24 #define PCI_CLASS_EXTRACT(x) \ (((x) & PCI_CLASS_MASK) >> PCI_CLASS_SHIFT) /* base class values */ #define PCI_CLASS_PREHISTORIC 0x00 #define PCI_CLASS_MASS_STORAGE 0x01 #define PCI_CLASS_NETWORK 0x02 #define PCI_CLASS_DISPLAY 0x03 #define PCI_CLASS_MULTIMEDIA 0x04 #define PCI_CLASS_MEMORY 0x05 #define PCI_CLASS_BRIDGE 0x06 #define PCI_CLASS_COMMUNICATIONS 0x07 #define PCI_CLASS_SYSPERIPH 0x08 #define PCI_CLASS_INPUT 0x09 #define PCI_CLASS_DOCKING 0x0a #define PCI_CLASS_PROCESSOR 0x0b #define PCI_CLASS_SERIALBUS 0x0c #define PCI_CLASS_WIRELESS 0x0d #define PCI_CLASS_I2O 0x0e #define PCI_CLASS_SATELLITE 0x0f #define PCI_CLASS_CRYPT 0x10 #define PCI_CLASS_DATA_ACQUISTION 0x11 #define PCI_CLASS_UNDEFINED 0xff /* sub class */ #define PCI_SUBCLASS_MASK 0x00ff0000 #define PCI_SUBCLASS_SHIFT 16 #define PCI_SUBCLASS_EXTRACT(x) \ (((x) & PCI_SUBCLASS_MASK) >> PCI_SUBCLASS_SHIFT) /* Sub class values */ /* 0x00 prehistoric subclasses */ #define PCI_SUBCLASS_PREHISTORIC_MISC 0x00 #define PCI_SUBCLASS_PREHISTORIC_VGA 0x01 /* 0x01 mass storage subclasses */ #define PCI_SUBCLASS_MASS_STORAGE_SCSI 0x00 #define PCI_SUBCLASS_MASS_STORAGE_IDE 0x01 #define PCI_SUBCLASS_MASS_STORAGE_FLOPPY 0x02 #define PCI_SUBCLASS_MASS_STORAGE_IPI 0x03 #define PCI_SUBCLASS_MASS_STORAGE_MISC 0x80 /* 0x02 network subclasses */ #define PCI_SUBCLASS_NETWORK_ETHERNET 0x00 #define PCI_SUBCLASS_NETWORK_TOKENRING 0x01 #define PCI_SUBCLASS_NETWORK_FDDI 0x02 #define PCI_SUBCLASS_NETWORK_MISC 0x80 /* 0x03 display subclasses */ #define PCI_SUBCLASS_DISPLAY_VGA 0x00 #define PCI_SUBCLASS_DISPLAY_XGA 0x01 #define PCI_SUBCLASS_DISPLAY_MISC 0x80 /* 0x04 multimedia subclasses */ #define PCI_SUBCLASS_MULTIMEDIA_VIDEO 0x00 #define PCI_SUBCLASS_MULTIMEDIA_AUDIO 0x01 #define PCI_SUBCLASS_MULTIMEDIA_MISC 0x80 /* 0x05 memory subclasses */ #define PCI_SUBCLASS_MEMORY_RAM 0x00 #define PCI_SUBCLASS_MEMORY_FLASH 0x01 #define PCI_SUBCLASS_MEMORY_MISC 0x80 /* 0x06 bridge subclasses */ #define PCI_SUBCLASS_BRIDGE_HOST 0x00 #define PCI_SUBCLASS_BRIDGE_ISA 0x01 #define PCI_SUBCLASS_BRIDGE_EISA 0x02 #define PCI_SUBCLASS_BRIDGE_MC 0x03 #define PCI_SUBCLASS_BRIDGE_PCI 0x04 #define PCI_SUBCLASS_BRIDGE_PCMCIA 0x05 #define PCI_SUBCLASS_BRIDGE_NUBUS 0x06 #define PCI_SUBCLASS_BRIDGE_CARDBUS 0x07 #define PCI_SUBCLASS_BRIDGE_RACEWAY 0x08 #define PCI_SUBCLASS_BRIDGE_MISC 0x80 #define PCI_IF_BRIDGE_PCI_SUBTRACTIVE 0x01 /* 0x07 communications controller subclasses */ #define PCI_SUBCLASS_COMMUNICATIONS_SERIAL 0x00 #define PCI_SUBCLASS_COMMUNICATIONS_PARALLEL 0x01 #define PCI_SUBCLASS_COMMUNICATIONS_MULTISERIAL 0x02 #define PCI_SUBCLASS_COMMUNICATIONS_MODEM 0x03 #define PCI_SUBCLASS_COMMUNICATIONS_MISC 0x80 /* 0x08 generic system peripherals subclasses */ #define PCI_SUBCLASS_SYSPERIPH_PIC 0x00 #define PCI_SUBCLASS_SYSPERIPH_DMA 0x01 #define PCI_SUBCLASS_SYSPERIPH_TIMER 0x02 #define PCI_SUBCLASS_SYSPERIPH_RTC 0x03 #define PCI_SUBCLASS_SYSPERIPH_HOTPCI 0x04 #define PCI_SUBCLASS_SYSPERIPH_MISC 0x80 /* 0x09 input device subclasses */ #define PCI_SUBCLASS_INPUT_KEYBOARD 0x00 #define PCI_SUBCLASS_INPUT_DIGITIZER 0x01 #define PCI_SUBCLASS_INPUT_MOUSE 0x02 #define PCI_SUBCLASS_INPUT_SCANNER 0x03 #define PCI_SUBCLASS_INPUT_GAMEPORT 0x04 #define PCI_SUBCLASS_INPUT_MISC 0x80 /* 0x0a docking station subclasses */ #define PCI_SUBCLASS_DOCKING_GENERIC 0x00 #define PCI_SUBCLASS_DOCKING_MISC 0x80 /* 0x0b processor subclasses */ #define PCI_SUBCLASS_PROCESSOR_386 0x00 #define PCI_SUBCLASS_PROCESSOR_486 0x01 #define PCI_SUBCLASS_PROCESSOR_PENTIUM 0x02 #define PCI_SUBCLASS_PROCESSOR_ALPHA 0x10 #define PCI_SUBCLASS_PROCESSOR_POWERPC 0x20 #define PCI_SUBCLASS_PROCESSOR_MIPS 0x30 #define PCI_SUBCLASS_PROCESSOR_COPROC 0x40 /* 0x0c serial bus controller subclasses */ #define PCI_SUBCLASS_SERIAL_FIREWIRE 0x00 #define PCI_SUBCLASS_SERIAL_ACCESS 0x01 #define PCI_SUBCLASS_SERIAL_SSA 0x02 #define PCI_SUBCLASS_SERIAL_USB 0x03 #define PCI_SUBCLASS_SERIAL_FIBRECHANNEL 0x04 #define PCI_SUBCLASS_SERIAL_SMBUS 0x05 /* 0x0d wireless controller subclasses */ #define PCI_SUBCLASS_WIRELESS_IRDA 0x00 #define PCI_SUBCLASS_WIRELESS_CONSUMER_IR 0x01 #define PCI_SUBCLASS_WIRELESS_RF 0x02 #define PCI_SUBCLASS_WIRELESS_MISC 0x80 /* 0x0e intelligent I/O controller subclasses */ #define PCI_SUBCLASS_I2O_I2O 0x00 /* 0x0f satellite communications controller subclasses */ #define PCI_SUBCLASS_SATELLITE_TV 0x01 #define PCI_SUBCLASS_SATELLITE_AUDIO 0x02 #define PCI_SUBCLASS_SATELLITE_VOICE 0x03 #define PCI_SUBCLASS_SATELLITE_DATA 0x04 /* 0x10 encryption/decryption controller subclasses */ #define PCI_SUBCLASS_CRYPT_NET_COMPUTING 0x00 #define PCI_SUBCLASS_CRYPT_ENTERTAINMENT 0x10 #define PCI_SUBCLASS_CRYPT_MISC 0x80 /* 0x11 data acquisition and signal processing controller subclasses */ #define PCI_SUBCLASS_DATAACQ_DPIO 0x00 #define PCI_SUBCLASS_DATAACQ_MISC 0x80 /* Header */ #define PCI_HEADER_MISC 0x0c #define PCI_HEADER_MULTIFUNCTION 0x00800000 /* Interrupt configration register */ #define PCI_INTERRUPT_REG 0x3c #define PCI_INTERRUPT_PIN_MASK 0x0000ff00 #define PCI_INTERRUPT_PIN_EXTRACT(x) \ ((((x) & PCI_INTERRUPT_PIN_MASK) >> 8) & 0xff) #define PCI_INTERRUPT_PIN_NONE 0x00 #define PCI_INTERRUPT_PIN_A 0x01 #define PCI_INTERRUPT_PIN_B 0x02 #define PCI_INTERRUPT_PIN_C 0x03 #define PCI_INTERRUPT_PIN_D 0x04 #define PCI_INTERRUPT_LINE_MASK 0x000000ff #define PCI_INTERRUPT_LINE_EXTRACT(x) \ ((((x) & PCI_INTERRUPT_LINE_MASK) >> 0) & 0xff) #define PCI_INTERRUPT_LINE_INSERT(x,v) \ (((x) & ~PCI_INTERRUPT_LINE_MASK) | ((v) << 0)) /* Base registers */ #define PCI_MAP_REG_START 0x10 #define PCI_MAP_REG_END 0x28 #define PCI_MAP_ROM_REG 0x30 #define PCI_MAP_MEMORY 0x00000000 #define PCI_MAP_IO 0x00000001 #define PCI_MAP_MEMORY_TYPE 0x00000007 #define PCI_MAP_IO_TYPE 0x00000003 #define PCI_MAP_MEMORY_TYPE_32BIT 0x00000000 #define PCI_MAP_MEMORY_TYPE_32BIT_1M 0x00000002 #define PCI_MAP_MEMORY_TYPE_64BIT 0x00000004 #define PCI_MAP_MEMORY_TYPE_MASK 0x00000006 #define PCI_MAP_MEMORY_CACHABLE 0x00000008 #define PCI_MAP_MEMORY_ATTR_MASK 0x0000000e #define PCI_MAP_MEMORY_ADDRESS_MASK 0xfffffff0 #define PCI_MAP_IO_ATTR_MASK 0x00000003 #define PCI_MAP_IS_IO(b) ((b) & PCI_MAP_IO) #define PCI_MAP_IS_MEM(b) (!PCI_MAP_IS_IO(b)) #define PCI_MAP_IS64BITMEM(b) \ (((b) & PCI_MAP_MEMORY_TYPE) == PCI_MAP_MEMORY_TYPE_64BIT) #define PCIGETMEMORY(b) ((b) & PCI_MAP_MEMORY_ADDRESS_MASK) #define PCIGETMEMORY64HIGH(b) (*((CARD32*)&(b) + 1)) #define PCIGETMEMORY64(b) \ (PCIGETMEMORY(b) | ((CARD64)PCIGETMEMORY64HIGH(b) << 32)) #define PCI_MAP_IO_ADDRESS_MASK 0xfffffffc #define PCIGETIO(b) ((b) & PCI_MAP_IO_ADDRESS_MASK) #define PCI_MAP_ROM_DECODE_ENABLE 0x00000001 #define PCI_MAP_ROM_ADDRESS_MASK 0xfffff800 #define PCIGETROM(b) ((b) & PCI_MAP_ROM_ADDRESS_MASK) /* PCI-PCI bridge mapping registers */ #define PCI_PCI_BRIDGE_BUS_REG 0x18 #define PCI_SUBORDINATE_BUS_MASK 0x00ff0000 #define PCI_SECONDARY_BUS_MASK 0x0000ff00 #define PCI_PRIMARY_BUS_MASK 0x000000ff #define PCI_PCI_BRIDGE_IO_REG 0x1c #define PCI_PCI_BRIDGE_MEM_REG 0x20 #define PCI_PCI_BRIDGE_PMEM_REG 0x24 #define PCI_PPB_IOBASE_EXTRACT(x) (((x) << 8) & 0xFF00) #define PCI_PPB_IOLIMIT_EXTRACT(x) (((x) << 0) & 0xFF00) #define PCI_PPB_MEMBASE_EXTRACT(x) (((x) << 16) & 0xFFFF0000) #define PCI_PPB_MEMLIMIT_EXTRACT(x) (((x) << 0) & 0xFFFF0000) #define PCI_PCI_BRIDGE_CONTROL_REG 0x3E #define PCI_PCI_BRIDGE_PARITY_EN 0x01 #define PCI_PCI_BRIDGE_SERR_EN 0x02 #define PCI_PCI_BRIDGE_ISA_EN 0x04 #define PCI_PCI_BRIDGE_VGA_EN 0x08 #define PCI_PCI_BRIDGE_MASTER_ABORT_EN 0x20 #define PCI_PCI_BRIDGE_SECONDARY_RESET 0x40 #define PCI_PCI_BRIDGE_FAST_B2B_EN 0x80 /* header type 2 extensions */ #define PCI_CB_BRIDGE_CTL_CB_RESET 0x40 /* CardBus reset */ #define PCI_CB_BRIDGE_CTL_16BIT_INT 0x80 /* Enable interrupt for 16-bit cards */ #define PCI_CB_BRIDGE_CTL_PREFETCH_MEM0 0x100 #define PCI_CB_BRIDGE_CTL_PREFETCH_MEM1 0x200 #define PCI_CB_BRIDGE_CTL_POST_WRITES 0x400 #define PCI_CB_SEC_STATUS_REG 0x16 /* Secondary status */ #define PCI_CB_PRIMARY_BUS_REG 0x18 /* PCI bus number */ #define PCI_CB_CARD_BUS_REG 0x19 /* CardBus bus number */ #define PCI_CB_SUBORDINATE_BUS_REG 0x1a /* Subordinate bus number */ #define PCI_CB_LATENCY_TIMER_REG 0x1b /* CardBus latency timer */ #define PCI_CB_MEM_BASE_0_REG 0x1c #define PCI_CB_MEM_LIMIT_0_REG 0x20 #define PCI_CB_MEM_BASE_1_REG 0x24 #define PCI_CB_MEM_LIMIT_1_REG 0x28 #define PCI_CB_IO_BASE_0_REG 0x2c #define PCI_CB_IO_LIMIT_0_REG 0x30 #define PCI_CB_IO_BASE_1_REG 0x34 #define PCI_CB_IO_LIMIT_1_REG 0x38 #define PCI_CB_BRIDGE_CONTROL_REG 0x3E #define PCI_CB_IO_RANGE_MASK ~0x03 #define PCI_CB_IOBASE(x) (x & PCI_CB_IO_RANGE_MASK) #define PCI_CB_IOLIMIT(x) ((x & PCI_CB_IO_RANGE_MASK) + 3) /* Subsystem identification register */ #define PCI_SUBSYSTEM_ID_REG 0x2c /* User defined cfg space regs */ #define PCI_REG_USERCONFIG 0x40 #define PCI_OPTION_REG 0x40 /* * Typedefs, etc... */ /* Primitive Types */ typedef unsigned long ADDRESS; /* Memory/PCI address */ typedef unsigned long IOADDRESS; /* Must be large enough for a pointer */ typedef unsigned long PCITAG; /* * PCI configuration space */ typedef struct pci_cfg_regs { /* start of official PCI config space header */ union { /* Offset 0x0 - 0x3 */ CARD32 device_vendor; struct { #if X_BYTE_ORDER == X_BIG_ENDIAN CARD16 device; CARD16 vendor; #else CARD16 vendor; CARD16 device; #endif } dv; } dv_id; union { /* Offset 0x4 - 0x8 */ CARD32 status_command; struct { #if X_BYTE_ORDER == X_BIG_ENDIAN CARD16 status; CARD16 command; #else CARD16 command; CARD16 status; #endif } sc; } stat_cmd; union { /* Offset 0x8 - 0xb */ CARD32 class_revision; struct { #if X_BYTE_ORDER == X_BIG_ENDIAN CARD8 base_class; CARD8 sub_class; CARD8 prog_if; CARD8 rev_id; #else CARD8 rev_id; CARD8 prog_if; CARD8 sub_class; CARD8 base_class; #endif } cr; } class_rev; union { /* Offset 0xc - 0xf */ CARD32 bist_header_latency_cache; struct { #if X_BYTE_ORDER == X_BIG_ENDIAN CARD8 bist; CARD8 header_type; CARD8 latency_timer; CARD8 cache_line_size; #else CARD8 cache_line_size; CARD8 latency_timer; CARD8 header_type; CARD8 bist; #endif } bhlc; } bhlc; union { /* Offset 0x10 - 0x3b */ struct { /* header type 2 */ CARD32 cg_rsrvd1; /* 0x10 */ #if X_BYTE_ORDER == X_BIG_ENDIAN CARD16 secondary_status; /* 0x16 */ CARD16 cg_rsrvd2; /* 0x14 */ union { CARD32 cg_bus_reg; struct { CARD8 latency_timer; /* 0x1b */ CARD8 subordinate_bus_number; /* 0x1a */ CARD8 cardbus_bus_number; /* 0x19 */ CARD8 primary_bus_number; /* 0x18 */ } cgbr; } cgbr; #else CARD16 cg_rsrvd2; /* 0x14 */ CARD16 secondary_status; /* 0x16 */ union { CARD32 cg_bus_reg; struct { CARD8 primary_bus_number; /* 0x18 */ CARD8 cardbus_bus_number; /* 0x19 */ CARD8 subordinate_bus_number; /* 0x1a */ CARD8 latency_timer; /* 0x1b */ } cgbr; } cgbr; #endif CARD32 mem_base0; /* 0x1c */ CARD32 mem_limit0; /* 0x20 */ CARD32 mem_base1; /* 0x24 */ CARD32 mem_limit1; /* 0x28 */ CARD32 io_base0; /* 0x2c */ CARD32 io_limit0; /* 0x30 */ CARD32 io_base1; /* 0x34 */ CARD32 io_limit1; /* 0x38 */ } cg; struct { union { /* Offset 0x10 - 0x27 */ struct { /* header type 0 */ CARD32 dv_base0; CARD32 dv_base1; CARD32 dv_base2; CARD32 dv_base3; CARD32 dv_base4; CARD32 dv_base5; } dv; struct { /* header type 1 */ CARD32 bg_rsrvd[2]; #if X_BYTE_ORDER == X_BIG_ENDIAN union { CARD32 pp_bus_reg; struct { CARD8 secondary_latency_timer; CARD8 subordinate_bus_number; CARD8 secondary_bus_number; CARD8 primary_bus_number; } ppbr; } ppbr; CARD16 secondary_status; CARD8 io_limit; CARD8 io_base; CARD16 mem_limit; CARD16 mem_base; CARD16 prefetch_mem_limit; CARD16 prefetch_mem_base; #else union { CARD32 pp_bus_reg; struct { CARD8 primary_bus_number; CARD8 secondary_bus_number; CARD8 subordinate_bus_number; CARD8 secondary_latency_timer; } ppbr; } ppbr; CARD8 io_base; CARD8 io_limit; CARD16 secondary_status; CARD16 mem_base; CARD16 mem_limit; CARD16 prefetch_mem_base; CARD16 prefetch_mem_limit; #endif } bg; } bc; union { /* Offset 0x28 - 0x2b */ CARD32 rsvd1; CARD32 pftch_umem_base; CARD32 cardbus_cis_ptr; } um_c_cis; union { /* Offset 0x2c - 0x2f */ CARD32 subsys_card_vendor; CARD32 pftch_umem_limit; CARD32 rsvd2; struct { #if X_BYTE_ORDER == X_BIG_ENDIAN CARD16 subsys_card; CARD16 subsys_vendor; #else CARD16 subsys_vendor; CARD16 subsys_card; #endif } ssys; } um_ssys_id; union { /* Offset 0x30 - 0x33 */ CARD32 baserom; struct { #if X_BYTE_ORDER == X_BIG_ENDIAN CARD16 io_ulimit; CARD16 io_ubase; #else CARD16 io_ubase; CARD16 io_ulimit; #endif } b_u_io; } uio_rom; struct { CARD32 rsvd3; /* Offset 0x34 - 0x37 */ CARD32 rsvd4; /* Offset 0x38 - 0x3b */ } rsvd; } cd; } cx; union { /* Offset 0x3c - 0x3f */ union { /* header type 0 */ CARD32 max_min_ipin_iline; struct { #if X_BYTE_ORDER == X_BIG_ENDIAN CARD8 max_lat; CARD8 min_gnt; CARD8 int_pin; CARD8 int_line; #else CARD8 int_line; CARD8 int_pin; CARD8 min_gnt; CARD8 max_lat; #endif } mmii; } mmii; struct { /* header type 1 */ #if X_BYTE_ORDER == X_BIG_ENDIAN CARD16 bridge_control; /* upper 8 bits reserved */ CARD8 rsvd2; CARD8 rsvd1; #else CARD8 rsvd1; CARD8 rsvd2; CARD16 bridge_control; /* upper 8 bits reserved */ #endif } bctrl; } bm; union { /* Offset 0x40 - 0xff */ CARD32 dwords[48]; CARD8 bytes[192]; } devspf; } pciCfgRegs; typedef union pci_cfg_spc { pciCfgRegs regs; CARD32 dwords[256/sizeof(CARD32)]; CARD8 bytes[256/sizeof(CARD8)]; } pciCfgSpc; /* * Data structure returned by xf86scanpci including contents of * PCI config space header */ typedef struct pci_device { PCITAG tag; int busnum; int devnum; int funcnum; pciCfgSpc cfgspc; int basesize[7]; /* number of bits in base addr allocations */ Bool minBasesize; pointer businfo; /* pointer to secondary's bus info structure */ Bool fakeDevice; /* Device added by system chipset support */ } pciDevice, *pciConfigPtr; typedef enum { PCI_MEM, PCI_MEM_SIZE, PCI_MEM_SPARSE_BASE, PCI_MEM_SPARSE_MASK, PCI_IO, PCI_IO_SIZE, PCI_IO_SPARSE_BASE, PCI_IO_SPARSE_MASK } PciAddrType; #define pci_device_vendor cfgspc.regs.dv_id.device_vendor #define pci_vendor cfgspc.regs.dv_id.dv.vendor #define pci_device cfgspc.regs.dv_id.dv.device #define pci_status_command cfgspc.regs.stat_cmd.status_command #define pci_command cfgspc.regs.stat_cmd.sc.command #define pci_status cfgspc.regs.stat_cmd.sc.status #define pci_class_revision cfgspc.regs.class_rev.class_revision #define pci_rev_id cfgspc.regs.class_rev.cr.rev_id #define pci_prog_if cfgspc.regs.class_rev.cr.prog_if #define pci_sub_class cfgspc.regs.class_rev.cr.sub_class #define pci_base_class cfgspc.regs.class_rev.cr.base_class #define pci_bist_header_latency_cache cfgspc.regs.bhlc.bist_header_latency_cache #define pci_cache_line_size cfgspc.regs.bhlc.bhlc.cache_line_size #define pci_latency_timer cfgspc.regs.bhlc.bhlc.latency_timer #define pci_header_type cfgspc.regs.bhlc.bhlc.header_type #define pci_bist cfgspc.regs.bhlc.bhlc.bist #define pci_cb_secondary_status cfgspc.regs.cx.cg.secondary_status #define pci_cb_bus_register cfgspc.regs.cx.cg.cgbr.cg_bus_reg #define pci_cb_primary_bus_number cfgspc.regs.cx.cg.cgbr.cgbr.primary_bus_number #define pci_cb_cardbus_bus_number cfgspc.regs.cx.cg.cgbr.cgbr.cardbus_bus_number #define pci_cb_subordinate_bus_number cfgspc.regs.cx.cg.cgbr.cgbr.subordinate_bus_number #define pci_cb_latency_timer cfgspc.regs.cx.cg.cgbr.cgbr.latency_timer #define pci_cb_membase0 cfgspc.regs.cx.cg.mem_base0 #define pci_cb_memlimit0 cfgspc.regs.cx.cg.mem_limit0 #define pci_cb_membase1 cfgspc.regs.cx.cg.mem_base1 #define pci_cb_memlimit1 cfgspc.regs.cx.cg.mem_limit1 #define pci_cb_iobase0 cfgspc.regs.cx.cg.io_base0 #define pci_cb_iolimit0 cfgspc.regs.cx.cg.io_limit0 #define pci_cb_iobase1 cfgspc.regs.cx.cg.io_base1 #define pci_cb_iolimit1 cfgspc.regs.cx.cg.io_limit1 #define pci_base0 cfgspc.regs.cx.cd.bc.dv.dv_base0 #define pci_base1 cfgspc.regs.cx.cd.bc.dv.dv_base1 #define pci_base2 cfgspc.regs.cx.cd.bc.dv.dv_base2 #define pci_base3 cfgspc.regs.cx.cd.bc.dv.dv_base3 #define pci_base4 cfgspc.regs.cx.cd.bc.dv.dv_base4 #define pci_base5 cfgspc.regs.cx.cd.bc.dv.dv_base5 #define pci_cardbus_cis_ptr cfgspc.regs.cx.cd.umem_c_cis.cardbus_cis_ptr #define pci_subsys_card_vendor cfgspc.regs.cx.cd.um_ssys_id.subsys_card_vendor #define pci_subsys_vendor cfgspc.regs.cx.cd.um_ssys_id.ssys.subsys_vendor #define pci_subsys_card cfgspc.regs.cx.cd.um_ssys_id.ssys.subsys_card #define pci_baserom cfgspc.regs.cx.cd.uio_rom.baserom #define pci_pp_bus_register cfgspc.regs.cx.cd.bc.bg.ppbr.pp_bus_reg #define pci_primary_bus_number cfgspc.regs.cx.cd.bc.bg.ppbr.ppbr.primary_bus_number #define pci_secondary_bus_number cfgspc.regs.cx.cd.bc.bg.ppbr.ppbr.secondary_bus_number #define pci_subordinate_bus_number cfgspc.regs.cx.cd.bc.bg.ppbr.ppbr.subordinate_bus_number #define pci_secondary_latency_timer cfgspc.regs.cx.cd.bc.bg.ppbr.ppbr.secondary_latency_timer #define pci_io_base cfgspc.regs.cx.cd.bc.bg.io_base #define pci_io_limit cfgspc.regs.cx.cd.bc.bg.io_limit #define pci_secondary_status cfgspc.regs.cx.cd.bc.bg.secondary_status #define pci_mem_base cfgspc.regs.cx.cd.bc.bg.mem_base #define pci_mem_limit cfgspc.regs.cx.cd.bc.bg.mem_limit #define pci_prefetch_mem_base cfgspc.regs.cx.cd.bc.bg.prefetch_mem_base #define pci_prefetch_mem_limit cfgspc.regs.cx.cd.bc.bg.prefetch_mem_limit #define pci_rsvd1 cfgspc.regs.cx.cd.um_c_cis.rsvd1 #define pci_rsvd2 cfgspc.regs.cx.cd.um_ssys_id.rsvd2 #define pci_prefetch_upper_mem_base cfgspc.regs.cx.cd.um_c_cis.pftch_umem_base #define pci_prefetch_upper_mem_limit cfgspc.regs.cx.cd.um_ssys_id.pftch_umem_limit #define pci_upper_io_base cfgspc.regs.cx.cd.uio_rom.b_u_io.io_ubase #define pci_upper_io_limit cfgspc.regs.cx.cd.uio_rom.b_u_io.io_ulimit #define pci_int_line cfgspc.regs.bm.mmii.mmii.int_line #define pci_int_pin cfgspc.regs.bm.mmii.mmii.int_pin #define pci_min_gnt cfgspc.regs.bm.mmii.mmii.min_gnt #define pci_max_lat cfgspc.regs.bm.mmii.mmii.max_lat #define pci_max_min_ipin_iline cfgspc.regs.bm.mmii.max_min_ipin_iline #define pci_bridge_control cfgspc.regs.bm.bctrl.bridge_control #define pci_user_config cfgspc.regs.devspf.dwords[0] #define pci_user_config_0 cfgspc.regs.devspf.bytes[0] #define pci_user_config_1 cfgspc.regs.devspf.bytes[1] #define pci_user_config_2 cfgspc.regs.devspf.bytes[2] #define pci_user_config_3 cfgspc.regs.devspf.bytes[3] typedef enum { PCI_BIOS_PC = 0, PCI_BIOS_OPEN_FIRMWARE, PCI_BIOS_HP_PA_RISC, PCI_BIOS_OTHER } PciBiosType; /* Public PCI access functions */ void pciInit(void); PCITAG pciFindFirst(CARD32 id, CARD32 mask); PCITAG pciFindNext(void); CARD32 pciReadLong(PCITAG tag, int offset); CARD16 pciReadWord(PCITAG tag, int offset); CARD8 pciReadByte(PCITAG tag, int offset); void pciWriteLong(PCITAG tag, int offset, CARD32 val); void pciWriteWord(PCITAG tag, int offset, CARD16 val); void pciWriteByte(PCITAG tag, int offset, CARD8 val); void pciSetBitsLong(PCITAG tag, int offset, CARD32 mask, CARD32 val); void pciSetBitsByte(PCITAG tag, int offset, CARD8 mask, CARD8 val); ADDRESS pciBusAddrToHostAddr(PCITAG tag, PciAddrType type, ADDRESS addr); ADDRESS pciHostAddrToBusAddr(PCITAG tag, PciAddrType type, ADDRESS addr); PCITAG pciTag(int busnum, int devnum, int funcnum); PCITAG pciDomTag(int domnum, int busnum, int devnum, int funcnum); int pciGetBaseSize(PCITAG tag, int indx, Bool destructive, Bool *min); CARD32 pciCheckForBrokenBase(PCITAG tag,int basereg); pointer xf86MapPciMem(int ScreenNum, int Flags, PCITAG Tag, ADDRESS Base, unsigned long Size); int xf86ReadPciBIOS(unsigned long Offset, PCITAG Tag, int basereg, unsigned char *Buf, int Len); pciConfigPtr *xf86scanpci(int flags); pciConfigPtr xf86GetPciConfigFromTag(PCITAG Tag); extern int pciNumBuses; /* Domain access functions. Some of these probably shouldn't be public */ int xf86GetPciDomain(PCITAG tag); pointer xf86MapDomainMemory(int ScreenNum, int Flags, PCITAG Tag, ADDRESS Base, unsigned long Size); IOADDRESS xf86MapDomainIO(int ScreenNum, int Flags, PCITAG Tag, IOADDRESS Base, unsigned long Size); int xf86ReadDomainMemory(PCITAG Tag, ADDRESS Base, int Len, unsigned char *Buf); typedef enum { ROM_BASE_PRESET = -2, ROM_BASE_BIOS, ROM_BASE_MEM0 = 0, ROM_BASE_MEM1, ROM_BASE_MEM2, ROM_BASE_MEM3, ROM_BASE_MEM4, ROM_BASE_MEM5, ROM_BASE_FIND } romBaseSource; #endif /* _XF86PCI_H */