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#ifndef _SYS_PCI_H
#define _SYS_PCI_H
#include <inttypes.h>
#include <sys/io.h>
typedef uint32_t pciaddr_t;
static inline pciaddr_t pci_mkaddr(uint32_t bus, uint32_t dev,
uint32_t func, uint32_t reg)
{
return 0x80000000 | ((bus & 0xff) << 16) | ((dev & 0x1f) << 11) |
((func & 0x07) << 8) | (reg & 0xff);
}
uint8_t pci_read8(pciaddr_t a);
uint16_t pci_read16(pciaddr_t a);
uint32_t pci_read32(pciaddr_t a);
void pci_write8(uint8_t v, pciaddr_t a);
void pci_write16(uint16_t v, pciaddr_t a);
void pci_write32(uint32_t v, pciaddr_t a);
#endif /* _SYS_PCI_H */
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