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Incorporated some code from NewOS to set up a double fault handler.

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10444 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler
2004-12-14 01:46:46 +00:00
parent 09eaf756d0
commit c2c20b7848
2 changed files with 7 additions and 1 deletions
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headers/private/kernel/arch/x86/arch_cpu.h
+4
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@@ -99,10 +99,14 @@ void i386_frstor(void *fpu_state);
void i386_fxrstor(void *fpu_state);
void i386_fsave_swap(void *old_fpu_state, void *new_fpu_state);
void i386_fxsave_swap(void *old_fpu_state, void *new_fpu_state);
void x86_set_task_gate(int32 n, int32 segment);
#define read_ebp(value) \
__asm__("movl %%ebp,%0" : "=r" (value))
#define read_cr3(value) \
__asm__("movl %%cr3,%0" : "=r" (value))
#define read_dr3(value) \
__asm__("movl %%dr3,%0" : "=r" (value))