diff options
Diffstat (limited to 'include/asm-x86_64/pci-direct.h')
| -rw-r--r-- | include/asm-x86_64/pci-direct.h | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/include/asm-x86_64/pci-direct.h b/include/asm-x86_64/pci-direct.h deleted file mode 100644 index 036b6ca5b53..00000000000 --- a/include/asm-x86_64/pci-direct.h +++ /dev/null @@ -1,48 +0,0 @@ -#ifndef ASM_PCI_DIRECT_H -#define ASM_PCI_DIRECT_H 1 - -#include <linux/types.h> -#include <asm/io.h> - -/* Direct PCI access. This is used for PCI accesses in early boot before - the PCI subsystem works. */ - -#define PDprintk(x...) - -static inline u32 read_pci_config(u8 bus, u8 slot, u8 func, u8 offset) -{ - u32 v; - outl(0x80000000 | (bus<<16) | (slot<<11) | (func<<8) | offset, 0xcf8); - v = inl(0xcfc); - if (v != 0xffffffff) - PDprintk("%x reading 4 from %x: %x\n", slot, offset, v); - return v; -} - -static inline u8 read_pci_config_byte(u8 bus, u8 slot, u8 func, u8 offset) -{ - u8 v; - outl(0x80000000 | (bus<<16) | (slot<<11) | (func<<8) | offset, 0xcf8); - v = inb(0xcfc + (offset&3)); - PDprintk("%x reading 1 from %x: %x\n", slot, offset, v); - return v; -} - -static inline u16 read_pci_config_16(u8 bus, u8 slot, u8 func, u8 offset) -{ - u16 v; - outl(0x80000000 | (bus<<16) | (slot<<11) | (func<<8) | offset, 0xcf8); - v = inw(0xcfc + (offset&2)); - PDprintk("%x reading 2 from %x: %x\n", slot, offset, v); - return v; -} - -static inline void write_pci_config(u8 bus, u8 slot, u8 func, u8 offset, - u32 val) -{ - PDprintk("%x writing to %x: %x\n", slot, offset, val); - outl(0x80000000 | (bus<<16) | (slot<<11) | (func<<8) | offset, 0xcf8); - outl(val, 0xcfc); -} - -#endif |
