forked from KolibriOS/kolibrios
96 lines
3.2 KiB
C
96 lines
3.2 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 PCI_VENDOR_ID 0x00 /* 16 bits */
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#define PCI_DEVICE_ID 0x02 /* 16 bits */
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#define PCI_COMMAND 0x04 /* 16 bits */
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#define PCI_COMMAND_IO 0x01 /* Enable response in I/O space */
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#define PCI_COMMAND_MEMORY 0x02 /* Enable response in Memory space */
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#define PCI_COMMAND_MASTER 0x04 /* Enable bus mastering */
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#define PCI_COMMAND_SPECIAL 0x08 /* Enable response to special cycles */
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#define PCI_COMMAND_INVALIDATE 0x10 /* Use memory write and invalidate */
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#define PCI_COMMAND_VGA_PALETTE 0x20 /* Enable palette snooping */
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#define PCI_COMMAND_PARITY 0x40 /* Enable parity checking */
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#define PCI_COMMAND_WAIT 0x80 /* 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_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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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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u32_t pciGetBaseSize(int bus, int devfn, int index, Bool destructive, Bool *min);
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Bool FindPciDevice();
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