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| author | Pavel Machek <pavel@ucw.cz> | 2008-04-08 10:49:03 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-05-12 21:28:10 +0200 |
| commit | aa134f1b09df6beaa4d031a50d5fda1f3cebce6c (patch) | |
| tree | 3bd632e6fa8490cf5b472271d57c8c70abaa62b4 /drivers/char/agp | |
| parent | 492c2e476eac010962850006c49df326919b284c (diff) | |
| download | linux-aa134f1b09df6beaa4d031a50d5fda1f3cebce6c.tar.gz linux-aa134f1b09df6beaa4d031a50d5fda1f3cebce6c.tar.bz2 linux-aa134f1b09df6beaa4d031a50d5fda1f3cebce6c.zip | |
x86: iommu: use symbolic constants, not hardcoded numbers
Move symbolic constants into gart.h, and use them instead of hardcoded
constant.
Signed-off-by: Pavel Machek <pavel@suse.cz>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/char/agp')
| -rw-r--r-- | drivers/char/agp/amd64-agp.c | 25 |
1 files changed, 3 insertions, 22 deletions
diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c index d8200ac8f8cb..25d64224cdbb 100644 --- a/drivers/char/agp/amd64-agp.c +++ b/drivers/char/agp/amd64-agp.c @@ -16,28 +16,9 @@ #include <asm/page.h> /* PAGE_SIZE */ #include <asm/e820.h> #include <asm/k8.h> +#include <asm/gart.h> #include "agp.h" -/* PTE bits. */ -#define GPTE_VALID 1 -#define GPTE_COHERENT 2 - -/* Aperture control register bits. */ -#define GARTEN (1<<0) -#define DISGARTCPU (1<<4) -#define DISGARTIO (1<<5) - -/* GART cache control register bits. */ -#define INVGART (1<<0) -#define GARTPTEERR (1<<1) - -/* K8 On-cpu GART registers */ -#define AMD64_GARTAPERTURECTL 0x90 -#define AMD64_GARTAPERTUREBASE 0x94 -#define AMD64_GARTTABLEBASE 0x98 -#define AMD64_GARTCACHECTL 0x9c -#define AMD64_GARTEN (1<<0) - /* NVIDIA K8 registers */ #define NVIDIA_X86_64_0_APBASE 0x10 #define NVIDIA_X86_64_1_APBASE1 0x50 @@ -165,7 +146,7 @@ static int amd64_fetch_size(void) * In a multiprocessor x86-64 system, this function gets * called once for each CPU. */ -static u64 amd64_configure (struct pci_dev *hammer, u64 gatt_table) +static u64 amd64_configure(struct pci_dev *hammer, u64 gatt_table) { u64 aperturebase; u32 tmp; @@ -181,7 +162,7 @@ static u64 amd64_configure (struct pci_dev *hammer, u64 gatt_table) addr >>= 12; tmp = (u32) addr<<4; tmp &= ~0xf; - pci_write_config_dword (hammer, AMD64_GARTTABLEBASE, tmp); + pci_write_config_dword(hammer, AMD64_GARTTABLEBASE, tmp); /* Enable GART translation for this hammer. */ pci_read_config_dword(hammer, AMD64_GARTAPERTURECTL, &tmp); |