forked from KolibriOS/kolibrios
map_io_mem: set proper region size
git-svn-id: svn://kolibrios.org@2217 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge)
parent
8ec96e9db0
commit
9447e850cf
@ -17,19 +17,19 @@ IOAPIC_base rd 1
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LAPIC_BASE rd 1
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endg
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APIC_ID equ 0x20
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APIC_TPR equ 0x80
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APIC_EOI equ 0xb0
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APIC_LDR equ 0xd0
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APIC_DFR equ 0xe0
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APIC_SVR equ 0xf0
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APIC_ISR equ 0x100
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APIC_ESR equ 0x280
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APIC_ICRL equ 0x300
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APIC_ICRH equ 0x310
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APIC_ID equ 0x20
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APIC_TPR equ 0x80
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APIC_EOI equ 0xb0
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APIC_LDR equ 0xd0
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APIC_DFR equ 0xe0
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APIC_SVR equ 0xf0
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APIC_ISR equ 0x100
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APIC_ESR equ 0x280
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APIC_ICRL equ 0x300
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APIC_ICRH equ 0x310
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APIC_LVT_LINT0 equ 0x350
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APIC_LVT_LINT1 equ 0x360
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APIC_LVT_err equ 0x370
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APIC_LVT_err equ 0x370
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; APIC timer
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APIC_LVT_timer equ 0x320
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@ -37,95 +37,99 @@ APIC_timer_div equ 0x3e0
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APIC_timer_init equ 0x380
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APIC_timer_cur equ 0x390
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; IOAPIC
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IOAPIC_ID equ 0x0
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IOAPIC_VER equ 0x1
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IOAPIC_ARB equ 0x2
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IOAPIC_REDTBL equ 0x10
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IOAPIC_ID equ 0x0
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IOAPIC_VER equ 0x1
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IOAPIC_ARB equ 0x2
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IOAPIC_REDTBL equ 0x10
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align 4
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APIC_init:
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mov dword[APIC], 0
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mov dword[APIC], 0
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mov eax, [acpi_ioapic_base]
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test eax, eax
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jz .no_apic
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mov eax, [acpi_ioapic_base]
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test eax, eax
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jz .no_apic
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call IRQ_mask_all
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call IRQ_mask_all
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; IOAPIC init
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stdcall map_io_mem, [acpi_ioapic_base], 0x20, PG_SW
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mov [IOAPIC_base], eax
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stdcall map_io_mem, [acpi_ioapic_base], 0x20, PG_SW
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mov [IOAPIC_base], eax
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mov eax, IOAPIC_VER
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call IOAPIC_read
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shr eax, 16
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inc al
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movzx eax, al
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cmp al, IRQ_RESERVED
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jbe @f
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mov al, IRQ_RESERVED
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mov eax, IOAPIC_VER
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call IOAPIC_read
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shr eax, 16
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inc al
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movzx eax, al
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cmp al, IRQ_RESERVED
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jbe @f
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mov al, IRQ_RESERVED
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@@:
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mov [IRQ_COUNT], eax
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mov [IRQ_COUNT], eax
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; Reroute IOAPIC & mask all interrupts
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xor ecx, ecx
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mov eax, IOAPIC_REDTBL
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@@: mov ebx, eax
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call IOAPIC_read
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mov ah, 0x09 ; Delivery Mode: Lowest Priority, Destination Mode: Logical
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mov al, cl
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add al, 0x20 ; vector
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or eax, 0x10000 ; Mask Interrupt
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cmp ecx, 16
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jb .set
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or eax, 0xa000 ;<<< level-triggered active-low for IRQ16+
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xor ecx, ecx
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mov eax, IOAPIC_REDTBL
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@@:
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mov ebx, eax
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call IOAPIC_read
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mov ah, 0x09 ; Delivery Mode: Lowest Priority, Destination Mode: Logical
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mov al, cl
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add al, 0x20 ; vector
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or eax, 0x10000 ; Mask Interrupt
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cmp ecx, 16
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jb .set
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or eax, 0xa000 ;<<< level-triggered active-low for IRQ16+
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.set:
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xchg eax, ebx
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call IOAPIC_write
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inc eax
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mov ebx, eax
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call IOAPIC_read
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or eax, 0xff000000 ; Destination Field
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xchg eax, ebx
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call IOAPIC_write
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inc eax
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inc ecx
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cmp ecx, [IRQ_COUNT]
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jb @b
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xchg eax, ebx
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call IOAPIC_write
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inc eax
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mov ebx, eax
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call IOAPIC_read
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or eax, 0xff000000 ; Destination Field
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xchg eax, ebx
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call IOAPIC_write
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inc eax
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inc ecx
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cmp ecx, [IRQ_COUNT]
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jb @b
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call LAPIC_init
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call LAPIC_init
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mov dword[APIC], 0xffffffff
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mov dword[APIC], 0xffffffff
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mov al, 0x70
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out 0x22, al
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mov al, 1
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out 0x23, al
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mov al, 0x70
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out 0x22, al
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mov al, 1
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out 0x23, al
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; mov dword[irq_type_to_set], IRQ_TYPE_APIC
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.no_apic:
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;init handlers table
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mov ecx, IRQ_RESERVED
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mov edi, irqh_tab
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mov ecx, IRQ_RESERVED
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mov edi, irqh_tab
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@@:
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mov eax, edi
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stosd
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stosd
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loop @B
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mov ecx, 47
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mov eax, irqh_pool+IRQH.sizeof
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mov [next_irqh], irqh_pool
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mov eax, edi
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stosd
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stosd
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loop @B
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mov ecx, 47
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mov eax, irqh_pool+IRQH.sizeof
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mov [next_irqh], irqh_pool
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@@:
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mov [eax-IRQH.sizeof], eax
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add eax, IRQH.sizeof
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loop @B
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mov [eax-IRQH.sizeof], eax
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add eax, IRQH.sizeof
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loop @B
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mov [eax-IRQH.sizeof], dword 0
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mov [eax-IRQH.sizeof], dword 0
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.no_apic:
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ret
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ret
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;===========================================================
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align 4
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@ -137,158 +141,148 @@ LAPIC_init:
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; rdmsr ; it may be replaced to
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; and ax, 0xf000 ; mov eax, 0xfee00000
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stdcall map_io_mem, [acpi_lapic_base], 0x1000, PG_SW
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mov [LAPIC_BASE], eax
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mov esi, eax
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stdcall map_io_mem, [acpi_lapic_base], 0x1000, PG_SW
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mov [LAPIC_BASE], eax
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mov esi, eax
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; Program Destination Format Register for Flat mode.
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mov eax, [esi + APIC_DFR]
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or eax, 0xf0000000
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mov [esi + APIC_DFR], eax
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mov eax, [esi + APIC_DFR]
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or eax, 0xf0000000
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mov [esi + APIC_DFR], eax
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; Program Logical Destination Register.
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mov eax, [esi + APIC_LDR]
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;and eax, 0xff000000
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and eax, 0x00ffffff
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or eax, 0x01000000 ;!!!!!!!!!!!!
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mov [esi + APIC_LDR], eax
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mov eax, [esi + APIC_LDR]
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;and eax, 0xff000000
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and eax, 0x00ffffff
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or eax, 0x01000000 ;!!!!!!!!!!!!
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mov [esi + APIC_LDR], eax
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; Task Priority Register initialization.
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mov eax, [esi + APIC_TPR]
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and eax, 0xffffff00
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mov [esi + APIC_TPR], eax
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mov eax, [esi + APIC_TPR]
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and eax, 0xffffff00
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mov [esi + APIC_TPR], eax
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; Flush the queue
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mov edx, 0
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.nxt2: mov ecx, 32
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mov eax, [esi + APIC_ISR + edx]
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.nxt: shr eax, 1
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jnc @f
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mov dword [esi + APIC_EOI], 0 ; EOI
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@@: loop .nxt
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add edx, 0x10
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cmp edx, 0x170
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jbe .nxt2
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mov edx, 0
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.nxt2:
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mov ecx, 32
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mov eax, [esi + APIC_ISR + edx]
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.nxt:
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shr eax, 1
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jnc @f
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mov dword [esi + APIC_EOI], 0 ; EOI
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@@:
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loop .nxt
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add edx, 0x10
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cmp edx, 0x170
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jbe .nxt2
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; Spurious-Interrupt Vector Register initialization.
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mov eax, [esi + APIC_SVR]
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or eax, 0x1ff
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and eax, 0xfffffdff
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mov [esi + APIC_SVR], eax
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mov eax, [esi + APIC_SVR]
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or eax, 0x1ff
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and eax, 0xfffffdff
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mov [esi + APIC_SVR], eax
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; Initialize LVT LINT0 register. (INTR)
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mov eax, 0x00700
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; mov eax, 0x10700
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mov [esi + APIC_LVT_LINT0], eax
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mov eax, 0x00700
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; mov eax, 0x10700
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mov [esi + APIC_LVT_LINT0], eax
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; Initialize LVT LINT1 register. (NMI)
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mov eax, 0x00400
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mov [esi + APIC_LVT_LINT1], eax
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mov eax, 0x00400
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mov [esi + APIC_LVT_LINT1], eax
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; Initialize LVT Error register.
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mov eax, [esi + APIC_LVT_err]
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or eax, 0x10000 ; bit 16
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mov [esi + APIC_LVT_err], eax
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mov eax, [esi + APIC_LVT_err]
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or eax, 0x10000 ; bit 16
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mov [esi + APIC_LVT_err], eax
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; LAPIC timer
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; pre init
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mov dword[esi + APIC_timer_div], 1011b ; 1
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mov dword[esi + APIC_timer_init], 0xffffffff ; max val
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push esi
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mov esi, 640 ; wait 0.64 sec
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call delay_ms
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pop esi
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mov eax, [esi + APIC_timer_cur] ; read current tick couner
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xor eax, 0xffffffff ; eax = 0xffffffff - eax
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shr eax, 6 ; eax /= 64; APIC ticks per 0.01 sec
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mov dword[esi + APIC_timer_div], 1011b ; 1
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mov dword[esi + APIC_timer_init], 0xffffffff ; max val
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push esi
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mov esi, 640 ; wait 0.64 sec
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call delay_ms
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pop esi
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mov eax, [esi + APIC_timer_cur] ; read current tick couner
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xor eax, 0xffffffff ; eax = 0xffffffff - eax
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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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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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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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ret
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ret
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;===========================================================
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; IOAPIC implementation
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align 4
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IOAPIC_read:
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; in : EAX - IOAPIC register
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; out: EAX - readed value
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push esi
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mov esi, [IOAPIC_base]
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mov [esi], eax
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mov eax, [esi + 0x10]
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pop esi
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ret
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push esi
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mov esi, [IOAPIC_base]
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mov [esi], eax
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mov eax, [esi + 0x10]
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pop esi
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ret
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align 4
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IOAPIC_write:
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; in : EAX - IOAPIC register
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; EBX - value
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; out: none
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push esi
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mov esi, [IOAPIC_base]
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mov [esi], eax
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mov [esi + 0x10], ebx
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pop esi
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ret
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push esi
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mov esi, [IOAPIC_base]
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mov [esi], eax
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mov [esi + 0x10], ebx
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pop esi
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ret
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;===========================================================
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; Remap all IRQ to 0x20+ Vectors
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; IRQ0 to vector 0x20, IRQ1 to vector 0x21....
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PIC_init:
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cli
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mov al,0x11 ; icw4, edge triggered
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out 0x20,al
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call pic_delay
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out 0xA0,al
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call pic_delay
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cli
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mov al,0x11 ; icw4, edge triggered
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out 0x20,al
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out 0xA0,al
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mov al,0x20 ; generate 0x20 +
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out 0x21,al
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call pic_delay
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mov al,0x28 ; generate 0x28 +
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out 0xA1,al
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call pic_delay
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mov al,0x20 ; generate 0x20 +
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out 0x21,al
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mov al,0x28 ; generate 0x28 +
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out 0xA1,al
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mov al,0x04 ; slave at irq2
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out 0x21,al
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call pic_delay
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mov al,0x02 ; at irq9
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out 0xA1,al
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call pic_delay
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mov al,0x04 ; slave at irq2
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out 0x21,al
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mov al,0x02 ; at irq9
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out 0xA1,al
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mov al,0x01 ; 8086 mode
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out 0x21,al
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call pic_delay
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out 0xA1,al
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call pic_delay
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mov al,0x01 ; 8086 mode
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out 0x21,al
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out 0xA1,al
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call IRQ_mask_all
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cli
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call IRQ_mask_all
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; mov dword[irq_type_to_set], IRQ_TYPE_PIC
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ret
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; -----------------------------------------
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pic_delay:
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jmp pdl1
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pdl1: ret
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ret
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; -----------------------------------------
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; TIMER SET TO 1/100 S
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PIT_init:
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mov al,0x34 ; set to 100Hz
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out 0x43,al
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mov al,0x9b ; lsb 1193180 / 1193
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out 0x40,al
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mov al,0x2e ; msb
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out 0x40,al
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ret
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mov al,0x34 ; set to 100Hz
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out 0x43,al
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mov al,0x9b ; lsb 1193180 / 1193
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out 0x40,al
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mov al,0x2e ; msb
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out 0x40,al
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ret
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; -----------------------------------------
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unmask_timer:
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test dword[APIC], 0xffffffff
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jnz @f
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stdcall enable_irq, 0
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ret
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test dword[APIC], 0xffffffff
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jnz @f
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stdcall enable_irq, 0
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ret
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@@:
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; use PIT
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; in some systems PIT no connected to IOAPIC
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@ -304,83 +298,85 @@ unmask_timer:
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; ret
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; use LAPIC timer
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mov esi, [LAPIC_BASE]
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mov eax, [esi + APIC_LVT_timer]
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and eax, 0xfffeffff
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mov [esi + APIC_LVT_timer], eax
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ret
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mov esi, [LAPIC_BASE]
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mov eax, [esi + APIC_LVT_timer]
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and eax, 0xfffeffff
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mov [esi + APIC_LVT_timer], eax
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ret
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; -----------------------------------------
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; Disable all IRQ
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IRQ_mask_all:
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test dword[APIC], 0xffffffff
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jnz .APIC
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mov al, 0xFF
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out 0x21, al
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out 0xA1, al
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mov ecx,0x1000
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cld
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@@: call pic_delay
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loop @b
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ret
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test dword[APIC], 0xffffffff
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jnz .APIC
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mov al, 0xFF
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out 0x21, al
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out 0xA1, al
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mov ecx,0x1000
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ret
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.APIC:
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mov ecx, [IRQ_COUNT]
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mov eax, 0x10
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@@: mov ebx, eax
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call IOAPIC_read
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or eax, 0x10000 ; bit 16
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xchg eax, ebx
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call IOAPIC_write
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inc eax
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inc eax
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loop @b
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ret
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mov ecx, [IRQ_COUNT]
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mov eax, 0x10
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@@:
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mov ebx, eax
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call IOAPIC_read
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or eax, 0x10000 ; bit 16
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xchg eax, ebx
|
||||
call IOAPIC_write
|
||||
inc eax
|
||||
inc eax
|
||||
loop @b
|
||||
ret
|
||||
|
||||
; -----------------------------------------
|
||||
; End Of Interrupt
|
||||
; cl - IRQ number
|
||||
align 16
|
||||
irq_eoi: ; __fastcall
|
||||
test dword[APIC], 0xffffffff
|
||||
jnz .APIC
|
||||
cmp cl, 8
|
||||
mov al, 0x20
|
||||
jb @f
|
||||
out 0xa0, al
|
||||
test dword[APIC], 0xffffffff
|
||||
jnz .APIC
|
||||
|
||||
cmp cl, 8
|
||||
mov al, 0x20
|
||||
jb @f
|
||||
out 0xa0, al
|
||||
@@:
|
||||
out 0x20, al
|
||||
ret
|
||||
out 0x20, al
|
||||
ret
|
||||
|
||||
.APIC:
|
||||
mov eax, [LAPIC_BASE]
|
||||
mov dword [eax + APIC_EOI], 0 ; EOI
|
||||
ret
|
||||
mov eax, [LAPIC_BASE]
|
||||
mov dword [eax + APIC_EOI], 0 ; EOI
|
||||
ret
|
||||
|
||||
; -----------------------------------------
|
||||
; from dll.inc
|
||||
align 4
|
||||
proc enable_irq stdcall, irq_line:dword
|
||||
mov ebx, [irq_line]
|
||||
test dword[APIC], 0xffffffff
|
||||
jnz .APIC
|
||||
mov edx, 0x21
|
||||
cmp ebx, 8
|
||||
jb @F
|
||||
mov edx, 0xA1
|
||||
sub ebx,8
|
||||
mov ebx, [irq_line]
|
||||
test dword[APIC], 0xffffffff
|
||||
jnz .APIC
|
||||
|
||||
mov edx, 0x21
|
||||
cmp ebx, 8
|
||||
jb @F
|
||||
|
||||
mov edx, 0xA1
|
||||
sub ebx,8
|
||||
@@:
|
||||
in al,dx
|
||||
btr eax, ebx
|
||||
out dx, al
|
||||
ret
|
||||
in al,dx
|
||||
btr eax, ebx
|
||||
out dx, al
|
||||
ret
|
||||
.APIC:
|
||||
shl ebx, 1
|
||||
add ebx, 0x10
|
||||
mov eax, ebx
|
||||
call IOAPIC_read
|
||||
and eax, 0xfffeffff ; bit 16
|
||||
xchg eax, ebx
|
||||
call IOAPIC_write
|
||||
ret
|
||||
shl ebx, 1
|
||||
add ebx, 0x10
|
||||
mov eax, ebx
|
||||
call IOAPIC_read
|
||||
and eax, 0xfffeffff ; bit 16
|
||||
xchg eax, ebx
|
||||
call IOAPIC_write
|
||||
ret
|
||||
endp
|
||||
|
||||
|
||||
|
||||
@ -171,9 +171,14 @@ proc map_io_mem stdcall, base:dword, size:dword, flags:dword
|
||||
push ebx
|
||||
push edi
|
||||
mov eax, [size]
|
||||
add eax, [base]
|
||||
add eax, 4095
|
||||
and eax, -4096
|
||||
mov ecx, [base]
|
||||
and ecx, -4096
|
||||
sub eax, ecx
|
||||
mov [size], eax
|
||||
|
||||
stdcall alloc_kernel_space, eax
|
||||
test eax, eax
|
||||
jz .fail
|
||||
@ -189,9 +194,7 @@ proc map_io_mem stdcall, base:dword, size:dword, flags:dword
|
||||
or edx, [flags]
|
||||
@@:
|
||||
mov [page_tabs+eax*4], edx
|
||||
; push eax
|
||||
invlpg [ebx]
|
||||
; pop eax
|
||||
inc eax
|
||||
add ebx, edi
|
||||
add edx, edi
|
||||
|
||||
@ -691,9 +691,9 @@ end if
|
||||
movzx ecx, word [boot_y]
|
||||
if lang eq ru
|
||||
or ecx, (10+30*6) shl 16
|
||||
else
|
||||
else
|
||||
or ecx, (10+29*6) shl 16
|
||||
end if
|
||||
end if
|
||||
sub ecx, 10
|
||||
mov edx, 0xFFFFFF
|
||||
mov ebx, [MEM_AMOUNT]
|
||||
@ -814,9 +814,9 @@ end if
|
||||
movzx ecx, word [boot_y]
|
||||
if lang eq ru
|
||||
add ecx, (10+19*6) shl 16 - 10; 'Determining amount of memory'
|
||||
else
|
||||
else
|
||||
add ecx, (10+17*6) shl 16 - 10; 'Determining amount of memory'
|
||||
end if
|
||||
end if
|
||||
mov edx, 0xFFFFFF
|
||||
xor edi,edi
|
||||
mov eax, 0x00040000
|
||||
@ -1013,15 +1013,15 @@ include 'fdo.inc'
|
||||
|
||||
align 4
|
||||
boot_log:
|
||||
pushad
|
||||
pushad
|
||||
|
||||
mov ebx,10*65536
|
||||
mov bx,word [boot_y]
|
||||
add [boot_y],dword 10
|
||||
mov ecx,0x80ffffff ; ASCIIZ string with white color
|
||||
xor edi,edi
|
||||
xor edi,edi
|
||||
mov edx,esi
|
||||
inc edi
|
||||
inc edi
|
||||
call dtext
|
||||
|
||||
mov [novesachecksum],1000
|
||||
@ -1039,8 +1039,8 @@ boot_log:
|
||||
align 32
|
||||
osloop:
|
||||
call [draw_pointer]
|
||||
call window_check_events
|
||||
call mouse_check_events
|
||||
call window_check_events
|
||||
call mouse_check_events
|
||||
call checkmisc
|
||||
call checkVga_N13
|
||||
call stack_handler
|
||||
|
||||
Loading…
Reference in New Issue
Block a user