[mirror_ubuntu-artful-kernel.git] / include / asm-x86 / pci-direct.h

#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 void write_pci_config_byte(u8 bus, u8 slot, u8 func, u8 offset, u8 val);

extern int early_pci_allowed(void);

#endif
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
	7	the PCI subsystem works. */
	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);
1da177e4	14
0637a70a AK	15	extern int early_pci_allowed(void);
0637a70a AK	16
1da177e4	17	#endif