diff options
Diffstat (limited to 'src/cpu/x86/lapic/secondary.S')
| -rw-r--r-- | src/cpu/x86/lapic/secondary.S | 20 |
1 files changed, 6 insertions, 14 deletions
diff --git a/src/cpu/x86/lapic/secondary.S b/src/cpu/x86/lapic/secondary.S index e6650ecf5a..ec1bd9c4d4 100644 --- a/src/cpu/x86/lapic/secondary.S +++ b/src/cpu/x86/lapic/secondary.S @@ -2,7 +2,8 @@ #include <cpu/x86/lapic_def.h> .text - .globl _secondary_start, _secondary_start_end, cpucount, ap_protected_start + .globl _secondary_start, _secondary_start_end + .balign 4096 _secondary_start: .code16 cli @@ -49,22 +50,13 @@ __ap_protected_start: /* Load the Interrupt descriptor table */ lidt idtarg - /* increment our cpu index */ - movl $1, %eax - lock xadd %eax, cpucount - movl %eax, %ecx - - /* assign stack for this specific cpu */ - mov $_stack, %esp - mov $CONFIG_STACK_SIZE, %ebx - mul %ebx - add %eax, %esp + /* Set the stack pointer, and flag that we are done */ + xorl %eax, %eax + movl secondary_stack, %esp + movl %eax, secondary_stack - pushl %ecx call secondary_cpu_init 1: hlt jmp 1b -cpucount: - .long 1 .code32 |