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1 | #ifndef PCI_H | |
2 | #define PCI_H | |
3 | ||
4 | #include <stdint.h> | |
5 | ||
6 | /* General PCI functions. This is implemented by pci-linux.c and pci-raw.c; the | |
7 | * former uses Linux's /proc/bus/pci interface for access from userspace, while | |
8 | * the latter accesses the PCI hardware directly. | |
9 | */ | |
10 | ||
11 | void pci_write32(int bus, int slot, int fn, int addr, uint32_t data); | |
12 | void pci_write16(int bus, int slot, int fn, int addr, uint16_t data); | |
13 | void pci_write8(int bus, int slot, int fn, int addr, uint8_t data); | |
14 | ||
15 | uint32_t pci_read32(int bus, int slot, int fn, int addr); | |
16 | uint16_t pci_read16(int bus, int slot, int fn, int addr); | |
17 | uint8_t pci_read8(int bus, int slot, int fn, int addr); | |
18 | ||
19 | #endif |