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Rev 2437 Rev 2439
Line 39... Line 39...
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IOAPIC_ID               equ  0x0
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IOAPIC_ID               equ  0x0
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IOAPIC_VER              equ  0x1
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IOAPIC_VER              equ  0x1
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IOAPIC_ARB              equ  0x2
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IOAPIC_ARB              equ  0x2
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IOAPIC_REDTBL           equ  0x10
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IOAPIC_REDTBL           equ  0x10
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- 
 
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IPI_INIT                equ  (0x5 shl 8)
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IPI_INIT                equ  (0x6 shl 8)
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IPI_START               equ  (0x6 shl 8)
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IPI_LEVEL_ASSERT        equ  (0x1 shl 14)
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IPI_LEVEL_ASSERT        equ  (0x1 shl 14)
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SHORTHAND_ALL_EXCL      equ  (0x3 shl 18)
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SHORTHAND_ALL_EXCL      equ  (0x3 shl 18)
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        ret
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        ret
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;===========================================================
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;===========================================================
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align 4
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align 4
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LAPIC_init:
 - 
 
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	; Check MSR support
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133 
	;....
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	; Get LAPIC base address
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 ;mov ecx, 0x1b
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 ;rdmsr       ; it may be replaced to
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 ;and ax, 0xf000    ; mov eax, 0xfee00000
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LAPIC_init:
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        mov [acpi_lapic_base], 0xfee00000
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        cmp     [LAPIC_BASE], 0
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 ;       xchg bx, bx
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        jne     .done
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;        shr eax, 6          ; eax /= 64; APIC ticks per 0.01 sec
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;        shr eax, 6          ; eax /= 64; APIC ticks per 0.01 sec
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	; Start (every 0.01 sec)
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	; Start (every 0.01 sec)
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;        mov     dword[esi + APIC_LVT_timer], 0x30020; periodic int 0x20
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;        mov     dword[esi + APIC_LVT_timer], 0x30020; periodic int 0x20
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;        mov dword[esi + APIC_timer_init], eax
 - 
 
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        xchg bx, bx
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 - 
 
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;        mov     al, 0x0F
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;        out     0x70, al
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;        mov     al, 0x0A
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;        out     0x71, al
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 - 
 
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;        mov     [OS_BASE+0x469], word (__ap_start_16) shr 4
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;        mov     [OS_BASE+0x469], word 0
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        mov     [esi+APIC_ICRH], dword 0
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        mov     [esi+APIC_ICRL], dword 0xc4500
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 - 
 
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        mov ecx, 1000
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@@:
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        loop @B
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 - 
 
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        mov     [esi+APIC_ICRH], dword 0
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        mov     [esi+APIC_ICRL], dword 0xC4600+((0x10000+__ap_start_16) shr 12)
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;        mov     [esi+APIC_ICRL], dword 0xC4612
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 - 
 
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;        mov     [esi+APIC_ICRH], dword 0
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;        mov     [esi+APIC_ICRL], dword CMD_IPI_INIT+IPI_LEVEL_ASSERT+16
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- 
 
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;        mov dword[esi + APIC_timer_init], eax
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.done:
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        ret
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        ret
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.done:
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.done:
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.fail:
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.fail:
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        pop ebp
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        pop ebp
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        ret
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        ret
Line -... Line 421...
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- 
 
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align 4
- 
 
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start_ap:
- 
 
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;eax= cpu id
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- 
 
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;        xchg bx, bx
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- 
 
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        test    eax, eax              ;do not start self
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        jz      .exit
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- 
 
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        cmp     eax, [cpu_count]
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        ja      .exit
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- 
 
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        mov     eax, [smpt+eax*4]
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        shl     eax, 24
- 
 
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- 
 
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        mov     [esi+APIC_ICRH], eax
- 
 
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        mov     [esi+APIC_ICRL], dword (IPI_INIT+IPI_LEVEL_ASSERT)
- 
 
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- 
 
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        mov     ecx, 10000
- 
 
 441 
@@:
- 
 
 442 
        loop    @B
- 
 
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- 
 
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CMD_IPI_START equ (IPI_START+IPI_LEVEL_ASSERT)+((0x10000+__ap_start_16) shr 12)
- 
 
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- 
 
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        mov     [esi+APIC_ICRH], eax
- 
 
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        mov     [esi+APIC_ICRL], dword CMD_IPI_START
- 
 
 448 
.exit: