/kernel/trunk/kernel.asm |
---|
725,23 → 725,30 |
dec ebx |
.wake_cpus_loop: |
lodsd |
push esi |
xor esi, esi |
inc esi |
shl eax, 24 |
mov [edi+10h], eax |
; assert INIT IPI |
mov dword [edi], 0C500h |
call delay_ms |
@@: |
test dword [edi], 1000h |
jnz @b |
; deassert INIT IPI |
mov dword [edi], 8500h |
call delay_ms |
@@: |
test dword [edi], 1000h |
jnz @b |
; send STARTUP IPI |
mov dword [edi], 600h + (8000h shr 12) |
call delay_ms |
@@: |
test dword [edi], 1000h |
jnz @b |
pop esi |
dec ebx |
jnz .wake_cpus_loop |
mov eax, [cpu_count] |
5557,19 → 5564,25 |
dec ebx |
.shutdown_cpus_loop: |
lodsd |
push esi |
xor esi, esi |
inc esi |
shl eax, 24 |
mov [edi+10h], eax |
; assert INIT IPI |
mov dword [edi], 0C500h |
call delay_ms |
@@: |
test dword [edi], 1000h |
jnz @b |
; deassert INIT IPI |
mov dword [edi], 8500h |
call delay_ms |
@@: |
test dword [edi], 1000h |
jnz @b |
; don't send STARTUP IPI: let other CPUs be in wait-for-startup state |
pop esi |
dec ebx |
jnz .shutdown_cpus_loop |
.no_shutdown_cpus: |