#ifndef ASM_PCI_DIRECT_H | |
#define ASM_PCI_DIRECT_H 1 | |
#include <linux/types.h> | |
/* Direct PCI access. This is used for PCI accesses in early boot before | |
the PCI subsystem works. */ | |
extern u32 read_pci_config(u8 bus, u8 slot, u8 func, u8 offset); | |
extern u8 read_pci_config_byte(u8 bus, u8 slot, u8 func, u8 offset); | |
extern u16 read_pci_config_16(u8 bus, u8 slot, u8 func, u8 offset); | |
extern void write_pci_config(u8 bus, u8 slot, u8 func, u8 offset, u32 val); | |
extern int early_pci_allowed(void); | |
#endif |