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Diffstat (limited to 'arch/x86/kernel/cpu/cyrix.c')
-rw-r--r--arch/x86/kernel/cpu/cyrix.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/x86/kernel/cpu/cyrix.c b/arch/x86/kernel/cpu/cyrix.c
index 88d66fb8411d..404a6a2d4016 100644
--- a/arch/x86/kernel/cpu/cyrix.c
+++ b/arch/x86/kernel/cpu/cyrix.c
@@ -5,6 +5,7 @@
5#include <asm/dma.h> 5#include <asm/dma.h>
6#include <asm/io.h> 6#include <asm/io.h>
7#include <asm/processor-cyrix.h> 7#include <asm/processor-cyrix.h>
8#include <asm/processor-flags.h>
8#include <asm/timer.h> 9#include <asm/timer.h>
9#include <asm/pci-direct.h> 10#include <asm/pci-direct.h>
10#include <asm/tsc.h> 11#include <asm/tsc.h>
@@ -126,15 +127,12 @@ static void __cpuinit set_cx86_reorder(void)
126 127
127static void __cpuinit set_cx86_memwb(void) 128static void __cpuinit set_cx86_memwb(void)
128{ 129{
129 u32 cr0;
130
131 printk(KERN_INFO "Enable Memory-Write-back mode on Cyrix/NSC processor.\n"); 130 printk(KERN_INFO "Enable Memory-Write-back mode on Cyrix/NSC processor.\n");
132 131
133 /* CCR2 bit 2: unlock NW bit */ 132 /* CCR2 bit 2: unlock NW bit */
134 setCx86(CX86_CCR2, getCx86(CX86_CCR2) & ~0x04); 133 setCx86(CX86_CCR2, getCx86(CX86_CCR2) & ~0x04);
135 /* set 'Not Write-through' */ 134 /* set 'Not Write-through' */
136 cr0 = 0x20000000; 135 write_cr0(read_cr0() | X86_CR0_NW);
137 write_cr0(read_cr0() | cr0);
138 /* CCR2 bit 2: lock NW bit and set WT1 */ 136 /* CCR2 bit 2: lock NW bit and set WT1 */
139 setCx86(CX86_CCR2, getCx86(CX86_CCR2) | 0x14 ); 137 setCx86(CX86_CCR2, getCx86(CX86_CCR2) | 0x14 );
140} 138}