[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / asm-x86 / pci-direct.h

#ifndef ASM_X86__PCI_DIRECT_H
#define ASM_X86__PCI_DIRECT_H

#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 void write_pci_config_16(u8 bus, u8 slot, u8 func, u8 offset, u16 val);

extern int early_pci_allowed(void);

extern unsigned int pci_early_dump_regs;
extern void early_dump_pci_device(u8 bus, u8 slot, u8 func);
extern void early_dump_pci_devices(void);
#endif /* ASM_X86__PCI_DIRECT_H */
Commit	Line	Data
77ef50a5 VN	1	#ifndef ASM_X86__PCI_DIRECT_H
77ef50a5 VN	2	#define ASM_X86__PCI_DIRECT_H
1da177e4 LT	3
1da177e4 LT	4	#include <linux/types.h>
1da177e4 LT	5
1da177e4 LT	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);
0637a70a AK	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);
77ef50a5	21	#endif /* ASM_X86__PCI_DIRECT_H */