Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | #ifndef ASM_PCI_DIRECT_H |
2 | #define ASM_PCI_DIRECT_H 1 | |
3 | ||
4 | #include <linux/types.h> | |
1da177e4 LT |
5 | |
6 | /* Direct PCI access. This is used for PCI accesses in early boot before | |
565c6402 | 7 | the PCI subsystem works. */ |
1da177e4 | 8 | |
8f60774a AK |
9 | extern u32 read_pci_config(u8 bus, u8 slot, u8 func, u8 offset); |
10 | extern u8 read_pci_config_byte(u8 bus, u8 slot, u8 func, u8 offset); | |
11 | extern u16 read_pci_config_16(u8 bus, u8 slot, u8 func, u8 offset); | |
12 | extern void write_pci_config(u8 bus, u8 slot, u8 func, u8 offset, u32 val); | |
274e1bbd | 13 | extern void write_pci_config_byte(u8 bus, u8 slot, u8 func, u8 offset, u8 val); |
e7891c73 | 14 | extern void write_pci_config_16(u8 bus, u8 slot, u8 func, u8 offset, u16 val); |
1da177e4 | 15 | |
0637a70a AK |
16 | extern int early_pci_allowed(void); |
17 | ||
e3f2baeb YL |
18 | extern unsigned int pci_early_dump_regs; |
19 | extern void early_dump_pci_device(u8 bus, u8 slot, u8 func); | |
20 | extern void early_dump_pci_devices(void); | |
1da177e4 | 21 | #endif |