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map also mp_config into the address space

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Stefan Lankes 2012-06-12 09:20:54 +02:00
parent 08bcc19626
commit a1f07c8027
1 changed files with 10 additions and 0 deletions
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10
arch/x86/kernel/entry64.asm
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@ -256,6 +256,16 @@ La:
or ebx, 0x00000013 or ebx, 0x00000013
mov DWORD [edi], ebx mov DWORD [edi], ebx
; map mp_config
mov edi, [eax+4]
and edi, 0xFFFFF000
shr edi, 9 ; (edi >> 12) * 8
add edi, boot_pt
mov ebx, [eax+4]
and ebx, 0xFFFFF000
or ebx, 0x00000013
mov DWORD [edi], ebx
Lb: Lb:
mov edi, kernel_start mov edi, kernel_start
shr edi, 9 ; (kernel_start >> 12) * 8 shr edi, 9 ; (kernel_start >> 12) * 8