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https://github.com/KolibriOS/kolibrios.git
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184 lines
8.5 KiB
C
184 lines
8.5 KiB
C
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#pragma pack(push, 1)
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typedef struct
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{
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u16_t device;
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u16_t ChipSet;
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}PciChipset_t;
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#pragma pack(pop)
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#define VENDOR_ATI 0x1002
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#define PCI_CLASS_DISPLAY_VGA 0x0300
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/*
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* Under PCI, each device has 256 bytes of configuration address space,
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* of which the first 64 bytes are standardized as follows:
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*/
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#define PCI_VENDOR_ID 0x000 /* 16 bits */
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#define PCI_DEVICE_ID 0x002 /* 16 bits */
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#define PCI_COMMAND 0x004 /* 16 bits */
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#define PCI_COMMAND_IO 0x001 /* Enable response in I/O space */
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#define PCI_COMMAND_MEMORY 0x002 /* Enable response in Memory space */
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#define PCI_COMMAND_MASTER 0x004 /* Enable bus mastering */
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#define PCI_COMMAND_SPECIAL 0x008 /* Enable response to special cycles */
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#define PCI_COMMAND_INVALIDATE 0x010 /* Use memory write and invalidate */
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#define PCI_COMMAND_VGA_PALETTE 0x020 /* Enable palette snooping */
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#define PCI_COMMAND_PARITY 0x040 /* Enable parity checking */
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#define PCI_COMMAND_WAIT 0x080 /* Enable address/data stepping */
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#define PCI_COMMAND_SERR 0x100 /* Enable SERR */
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#define PCI_COMMAND_FAST_BACK 0x200 /* Enable back-to-back writes */
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#define PCI_COMMAND_INTX_DISABLE 0x400 /* INTx Emulation Disable */
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#define PCI_STATUS 0x006 /* 16 bits */
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#define PCI_STATUS_CAP_LIST 0x010 /* Support Capability List */
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#define PCI_STATUS_66MHZ 0x020 /* Support 66 Mhz PCI 2.1 bus */
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#define PCI_STATUS_UDF 0x040 /* Support User Definable Features [obsolete] */
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#define PCI_STATUS_FAST_BACK 0x080 /* Accept fast-back to back */
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#define PCI_STATUS_PARITY 0x100 /* Detected parity error */
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#define PCI_STATUS_DEVSEL_MASK 0x600 /* DEVSEL timing */
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#define PCI_STATUS_DEVSEL_FAST 0x000
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#define PCI_STATUS_DEVSEL_MEDIUM 0x200
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#define PCI_STATUS_DEVSEL_SLOW 0x400
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#define PCI_STATUS_SIG_TARGET_ABORT 0x800 /* Set on target abort */
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#define PCI_STATUS_REC_TARGET_ABORT 0x1000 /* Master ack of " */
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#define PCI_STATUS_REC_MASTER_ABORT 0x2000 /* Set on master abort */
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#define PCI_STATUS_SIG_SYSTEM_ERROR 0x4000 /* Set when we drive SERR */
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#define PCI_STATUS_DETECTED_PARITY 0x8000 /* Set on parity error */
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#define PCI_CLASS_REVISION 0x08 /* High 24 bits are class, low 8 revision */
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#define PCI_REVISION_ID 0x08 /* Revision ID */
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#define PCI_CLASS_PROG 0x09 /* Reg. Level Programming Interface */
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#define PCI_CLASS_DEVICE 0x0a /* Device class */
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#define PCI_CACHE_LINE_SIZE 0x0c /* 8 bits */
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#define PCI_LATENCY_TIMER 0x0d /* 8 bits */
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#define PCI_HEADER_TYPE 0x0e /* 8 bits */
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#define PCI_HEADER_TYPE_NORMAL 0
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#define PCI_HEADER_TYPE_BRIDGE 1
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#define PCI_HEADER_TYPE_CARDBUS 2
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#define PCI_BIST 0x0f /* 8 bits */
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#define PCI_BIST_CODE_MASK 0x0f /* Return result */
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#define PCI_BIST_START 0x40 /* 1 to start BIST, 2 secs or less */
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#define PCI_BIST_CAPABLE 0x80 /* 1 if BIST capable */
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#define PCI_CAPABILITY_LIST 0x34 /* Offset of first capability list entry */
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#define PCI_CB_CAPABILITY_LIST 0x14
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/* Capability lists */
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#define PCI_CAP_LIST_ID 0 /* Capability ID */
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#define PCI_CAP_ID_PM 0x01 /* Power Management */
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#define PCI_CAP_ID_AGP 0x02 /* Accelerated Graphics Port */
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#define PCI_CAP_ID_VPD 0x03 /* Vital Product Data */
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#define PCI_CAP_ID_SLOTID 0x04 /* Slot Identification */
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#define PCI_CAP_ID_MSI 0x05 /* Message Signalled Interrupts */
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#define PCI_CAP_ID_CHSWP 0x06 /* CompactPCI HotSwap */
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#define PCI_CAP_ID_PCIX 0x07 /* PCI-X */
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#define PCI_CAP_ID_HT 0x08 /* HyperTransport */
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#define PCI_CAP_ID_VNDR 0x09 /* Vendor specific capability */
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#define PCI_CAP_ID_SHPC 0x0C /* PCI Standard Hot-Plug Controller */
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#define PCI_CAP_ID_EXP 0x10 /* PCI Express */
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#define PCI_CAP_ID_MSIX 0x11 /* MSI-X */
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#define PCI_CAP_LIST_NEXT 1 /* Next capability in the list */
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#define PCI_CAP_FLAGS 2 /* Capability defined flags (16 bits) */
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#define PCI_CAP_SIZEOF 4
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/* AGP registers */
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#define PCI_AGP_VERSION 2 /* BCD version number */
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#define PCI_AGP_RFU 3 /* Rest of capability flags */
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#define PCI_AGP_STATUS 4 /* Status register */
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#define PCI_AGP_STATUS_RQ_MASK 0xff000000 /* Maximum number of requests - 1 */
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#define PCI_AGP_STATUS_SBA 0x0200 /* Sideband addressing supported */
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#define PCI_AGP_STATUS_64BIT 0x0020 /* 64-bit addressing supported */
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#define PCI_AGP_STATUS_FW 0x0010 /* FW transfers supported */
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#define PCI_AGP_STATUS_RATE4 0x0004 /* 4x transfer rate supported */
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#define PCI_AGP_STATUS_RATE2 0x0002 /* 2x transfer rate supported */
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#define PCI_AGP_STATUS_RATE1 0x0001 /* 1x transfer rate supported */
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#define PCI_AGP_COMMAND 8 /* Control register */
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#define PCI_AGP_COMMAND_RQ_MASK 0xff000000 /* Master: Maximum number of requests */
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#define PCI_AGP_COMMAND_SBA 0x0200 /* Sideband addressing enabled */
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#define PCI_AGP_COMMAND_AGP 0x0100 /* Allow processing of AGP transactions */
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#define PCI_AGP_COMMAND_64BIT 0x0020 /* Allow processing of 64-bit addresses */
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#define PCI_AGP_COMMAND_FW 0x0010 /* Force FW transfers */
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#define PCI_AGP_COMMAND_RATE4 0x0004 /* Use 4x rate */
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#define PCI_AGP_COMMAND_RATE2 0x0002 /* Use 2x rate */
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#define PCI_AGP_COMMAND_RATE1 0x0001 /* Use 1x rate */
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#define PCI_AGP_SIZEOF 12
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#define PCI_MAP_REG_START 0x10
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#define PCI_MAP_REG_END 0x28
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#define PCI_MAP_ROM_REG 0x30
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#define PCI_MAP_MEMORY 0x00000000
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#define PCI_MAP_IO 0x00000001
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#define PCI_MAP_MEMORY_TYPE 0x00000007
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#define PCI_MAP_IO_TYPE 0x00000003
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#define PCI_MAP_MEMORY_TYPE_32BIT 0x00000000
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#define PCI_MAP_MEMORY_TYPE_32BIT_1M 0x00000002
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#define PCI_MAP_MEMORY_TYPE_64BIT 0x00000004
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#define PCI_MAP_MEMORY_TYPE_MASK 0x00000006
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#define PCI_MAP_MEMORY_CACHABLE 0x00000008
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#define PCI_MAP_MEMORY_ATTR_MASK 0x0000000e
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#define PCI_MAP_MEMORY_ADDRESS_MASK 0xfffffff0
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#define PCI_MAP_IO_ATTR_MASK 0x00000003
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#define PCI_MAP_IS_IO(b) ((b) & PCI_MAP_IO)
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#define PCI_MAP_IS_MEM(b) (!PCI_MAP_IS_IO(b))
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#define PCI_MAP_IS64BITMEM(b) \
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(((b) & PCI_MAP_MEMORY_TYPE_MASK) == PCI_MAP_MEMORY_TYPE_64BIT)
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#define PCIGETMEMORY(b) ((b) & PCI_MAP_MEMORY_ADDRESS_MASK)
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#define PCIGETMEMORY64HIGH(b) (*((CARD32*)&b + 1))
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#define PCIGETMEMORY64(b) \
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(PCIGETMEMORY(b) | ((CARD64)PCIGETMEMORY64HIGH(b) << 32))
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#define PCI_MAP_IO_ADDRESS_MASK 0xfffffffc
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#define PCIGETIO(b) ((b) & PCI_MAP_IO_ADDRESS_MASK)
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#define PCI_MAP_ROM_DECODE_ENABLE 0x00000001
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#define PCI_MAP_ROM_ADDRESS_MASK 0xfffff800
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#define PCIGETROM(b) ((b) & PCI_MAP_ROM_ADDRESS_MASK)
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#ifndef PCI_DOM_MASK
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# define PCI_DOM_MASK 0x0ffu
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#endif
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#define PCI_DOMBUS_MASK (((PCI_DOM_MASK) << 8) | 0x0ffu)
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#define PCI_MAKE_TAG(b,d,f) ((((b) & (PCI_DOMBUS_MASK)) << 16) | \
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(((d) & 0x00001fu) << 11) | \
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(((f) & 0x000007u) << 8))
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#define PCI_BUS_FROM_TAG(tag) (((tag) >> 16) & (PCI_DOMBUS_MASK))
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#define PCI_DEV_FROM_TAG(tag) (((tag) & 0x0000f800u) >> 11)
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#define PCI_FUNC_FROM_TAG(tag) (((tag) & 0x00000700u) >> 8)
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#define PCI_DFN_FROM_TAG(tag) (((tag) & 0x0000ff00u) >> 8)
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#define PCI_CMD_STAT_REG 0x04
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typedef unsigned int PCITAG;
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extern inline PCITAG
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pciTag(int busnum, int devnum, int funcnum)
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{
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return(PCI_MAKE_TAG(busnum,devnum,funcnum));
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}
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const PciChipset_t *PciDevMatch(u16_t dev,const PciChipset_t *list);
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u32_t pciGetBaseSize(int bus, int devfn, int index, Bool destructive, Bool *min);
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