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| author | H. Peter Anvin <hpa@zytor.com> | 2008-01-30 13:33:02 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-01-30 13:33:02 +0100 |
| commit | 02a7b425e82cd0052e5eaedbae81a522c6aae6c4 (patch) | |
| tree | abb447d9f1029c7afb2d77e6954fcffdccda1b76 | |
| parent | x86 setup: initialize LDTR and TR to make life easier to Intel VT (diff) | |
| download | linux-02a7b425e82cd0052e5eaedbae81a522c6aae6c4.tar.xz linux-02a7b425e82cd0052e5eaedbae81a522c6aae6c4.zip | |
x86 setup: use X86_CR0_PE macro instead of hard-coded constant
To set CR0.PE, use the X86_CR0_PE macro defined in
<asm/processor-flags.h> instead of hardcoding it as a constant (1).
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
| -rw-r--r-- | arch/x86/boot/pmjump.S | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/boot/pmjump.S b/arch/x86/boot/pmjump.S index f7153d0d476e..f5402d51f7c3 100644 --- a/arch/x86/boot/pmjump.S +++ b/arch/x86/boot/pmjump.S @@ -15,6 +15,7 @@ */ #include <asm/boot.h> +#include <asm/processor-flags.h> #include <asm/segment.h> .text @@ -39,7 +40,7 @@ protected_mode_jump: movw $__BOOT_TSS, %di movl %cr0, %edx - orb $1, %dl # Protected mode (PE) bit + orb $X86_CR0_PE, %dl # Protected mode movl %edx, %cr0 jmp 1f # Short jump to serialize on 386/486 1: |