diff options
Diffstat (limited to 'src/arch/x86/wakeup.S')
| -rw-r--r-- | src/arch/x86/wakeup.S | 30 |
1 files changed, 14 insertions, 16 deletions
diff --git a/src/arch/x86/wakeup.S b/src/arch/x86/wakeup.S index 2c0950e399..aad72c2d61 100644 --- a/src/arch/x86/wakeup.S +++ b/src/arch/x86/wakeup.S @@ -29,32 +29,30 @@ .globl __wakeup __wakeup: #ifdef __x86_64__ - .intel_syntax noprefix - xor rax,rax - mov ax, ss - push rax - mov rax, rsp - add rax, 8 - push rax + xor %rax,%rax + mov %ss, %ax + push %rax + mov %rsp, %rax + add $8, %rax + push %rax pushfq - push 0x10 - lea rax,[rip+3] - push rax + push $0x10 + lea 3(%rip), %rax + push %rax iretq .code32 /* disable paging */ - mov eax, cr0 - btc eax, 31 - mov cr0, eax + mov %cr0, %eax + btc $31, %eax + mov %eax, %cr0 /* disable long mode */ - mov ecx, 0xC0000080 + mov $0xC0000080, %ecx rdmsr - btc eax, 8 + btc $8, %eax wrmsr - .att_syntax prefix #endif /* First prepare the jmp to the resume vector */ mov 0x4(%esp), %eax /* vector */ |