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author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-09-26 13:07:55 -0700 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-09-26 13:07:55 -0700 |
commit | b278240839e20fa9384ea430df463b367b90e04e (patch) | |
tree | f99f0c8cdd4cc7f177cd75440e6bd181cded7fb3 /include/asm-x86_64/pci-direct.h | |
parent | dd77a4ee0f3981693d4229aa1d57cea9e526ff47 (diff) | |
parent | 3f75f42d7733e73aca5c78326489efd4189e0111 (diff) | |
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Merge branch 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6
* 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6: (225 commits)
[PATCH] Don't set calgary iommu as default y
[PATCH] i386/x86-64: New Intel feature flags
[PATCH] x86: Add a cumulative thermal throttle event counter.
[PATCH] i386: Make the jiffies compares use the 64bit safe macros.
[PATCH] x86: Refactor thermal throttle processing
[PATCH] Add 64bit jiffies compares (for use with get_jiffies_64)
[PATCH] Fix unwinder warning in traps.c
[PATCH] x86: Allow disabling early pci scans with pci=noearly or disallowing conf1
[PATCH] x86: Move direct PCI scanning functions out of line
[PATCH] i386/x86-64: Make all early PCI scans dependent on CONFIG_PCI
[PATCH] Don't leak NT bit into next task
[PATCH] i386/x86-64: Work around gcc bug with noreturn functions in unwinder
[PATCH] Fix some broken white space in ia32_signal.c
[PATCH] Initialize argument registers for 32bit signal handlers.
[PATCH] Remove all traces of signal number conversion
[PATCH] Don't synchronize time reading on single core AMD systems
[PATCH] Remove outdated comment in x86-64 mmconfig code
[PATCH] Use string instructions for Core2 copy/clear
[PATCH] x86: - restore i8259A eoi status on resume
[PATCH] i386: Split multi-line printk in oops output.
...
Diffstat (limited to 'include/asm-x86_64/pci-direct.h')
-rw-r--r-- | include/asm-x86_64/pci-direct.h | 42 |
1 files changed, 5 insertions, 37 deletions
diff --git a/include/asm-x86_64/pci-direct.h b/include/asm-x86_64/pci-direct.h index 036b6ca..eba9cb4 100644 --- a/include/asm-x86_64/pci-direct.h +++ b/include/asm-x86_64/pci-direct.h @@ -2,47 +2,15 @@ #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...) +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); -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); -} +extern int early_pci_allowed(void); #endif |