Detab in DuetPkg
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9170 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
qhuang8
@@ -54,7 +54,7 @@ SystemId: .ascii "FAT12 " # SystemId - 8 bytes
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BootSectorEntryPoint:
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# ASSUME ds:@code"
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# ASSUME ss:@code"
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# ASSUME ss:@code"
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# ds = 1000, es = 2000 + x (size of first cluster >> 4)
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# cx = Start Cluster of EfiLdr
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# dx = Start Cluster of Efivar.bin
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@@ -74,7 +74,7 @@ BootSectorEntryPoint:
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NoVarStore:
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pushw %es
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# Set the 5th byte start @ 0:19000 to non-zero indicating we should init var store header in DxeIpl
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movb %al, %es:(4)
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movb %al, %es:(4)
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jmp SaveVolumeId
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CheckVarStoreSize:
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@@ -86,7 +86,7 @@ CheckVarStoreSize:
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LoadVarStore:
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movb $0,%al
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movb %al, %es:(4)
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movw (%di), %cx
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movw (%di), %cx
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# ES:DI = 1500:0
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xorw %di,%di
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pushw %es
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@@ -98,7 +98,7 @@ SaveVolumeId:
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movw VolId(%bp), %ax
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movw %ax, %es:(0)
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movw VolId+2(%bp), %ax
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movw %ax, %es:(2)
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movw %ax, %es:(2)
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# Read Efildr
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popw %cx
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@@ -166,7 +166,7 @@ FatChainLoop:
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pushw %si # Save si
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movw %ax,%si # si = FatOffset
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shrw $BLOCK_SHIFT, %ax # ax = FatOffset >> BLOCK_SHIFT
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addw ReservedSectors(%bp), %ax # ax = FatSectorNumber = ReservedSectors + (FatOffset >> BLOCK_OFFSET)
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addw ReservedSectors(%bp), %ax # ax = FatSectorNumber = ReservedSectors + (FatOffset >> BLOCK_OFFSET)
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andw $BLOCK_MASK, %si # si = FatOffset & BLOCK_MASK
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cmpw %dx,%ax # Compare FatSectorNumber to CachedFatSectorNumber
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je SkipFatRead
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@@ -178,7 +178,7 @@ FatChainLoop:
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popw %es
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movw %ax,%dx # CachedFatSectorNumber = FatSectorNumber
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SkipFatRead:
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movw (%si), %bx # bx = NextClusterNumber
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movw (%si), %bx # bx = NextClusterNumber
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movw %cx,%ax # ax = ClusterNumber
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andw $1,%ax # See if this is an odd cluster number
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je EvenFatEntry
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@@ -200,9 +200,9 @@ ReadClusters:
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movw %bx,%cx # ClusterNumber = NextClusterNumber
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subw $2,%ax # ax = StartCluster - 2
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xorb %bh,%bh
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movb SectorsPerCluster(%bp), %bl # bx = SectorsPerCluster
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movb SectorsPerCluster(%bp), %bl # bx = SectorsPerCluster
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mulw %bx # ax = (StartCluster - 2) * SectorsPerCluster
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addw (%bp), %ax # ax = FirstClusterLBA + (StartCluster-2)*SectorsPerCluster
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addw (%bp), %ax # ax = FirstClusterLBA + (StartCluster-2)*SectorsPerCluster
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pushw %ax # save start sector
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movw %si,%ax # ax = NumberOfClusters
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mulw %bx # ax = NumberOfClusters * SectorsPerCluster
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@@ -243,7 +243,7 @@ ReadCylinderLoop:
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divl %ebx # ax = StartLBA / MaxSector
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incw %dx # dx = (StartLBA % MaxSector) + 1
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movw (%bp), %bx # bx = MaxSector
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movw (%bp), %bx # bx = MaxSector
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subw %dx,%bx # bx = MaxSector - Sector
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incw %bx # bx = MaxSector - Sector + 1
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cmpw %bx,%cx # Compare (Blocks) to (MaxSector - Sector + 1)
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@@ -311,11 +311,11 @@ Halt:
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ErrorString:
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.byte 'S', 0x0c, 'E', 0x0c, 'r', 0x0c, 'r', 0x0c, 'o', 0x0c, 'r', 0x0c, '!',0x0c
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.org 0x01fa
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.org 0x01fa
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LBAOffsetForBootSector:
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.long 0x0
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.org 0x01fe
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.org 0x01fe
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.word 0xaa55
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#******************************************************************************
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@@ -328,7 +328,7 @@ LBAOffsetForBootSector:
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.equ WRITE_DATA_PORT_CMD, 0x0d1 # 8042 command to write the data port
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.equ ENABLE_A20_CMD, 0x0df # 8042 command to enable A20
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.org 0x200
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.org 0x200
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jmp start
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Em64String:
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.byte 'E', 0x0c, 'm', 0x0c, '6', 0x0c, '4', 0x0c, 'T', 0x0c, ' ', 0x0c, 'U', 0x0c, 'n', 0x0c, 's', 0x0c, 'u', 0x0c, 'p', 0x0c, 'p', 0x0c, 'o', 0x0c, 'r', 0x0c, 't', 0x0c, 'e', 0x0c, 'd', 0x0c, '!', 0x0c
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@@ -361,7 +361,7 @@ MemMapLoop:
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MemMapDone:
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leal MemoryMap, %eax
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subl %eax,%edi # Get the address of the memory map
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movl %edi, MemoryMapSize # Save the size of the memory map
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movl %edi, MemoryMapSize # Save the size of the memory map
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xorl %ebx,%ebx
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movw %cs,%bx # BX=segment
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@@ -423,7 +423,7 @@ A20GateEnabled:
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leal OffsetIn32BitProtectedMode, %eax
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addl $0x20000+0x6,%eax
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movl %eax, OffsetIn32BitProtectedMode
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movl %eax, OffsetIn32BitProtectedMode
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leal OffsetInLongMode, %eax
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addl $0x20000+0x6,%eax
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@@ -589,7 +589,7 @@ Empty8042Loop:
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.p2align 1
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gdtr: .long GDT_END - GDT_BASE - 1 # GDT limit
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gdtr: .long GDT_END - GDT_BASE - 1 # GDT limit
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.long 0 # (GDT base gets set above)
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##############################################################################
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# global descriptor table (GDT)
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@@ -708,366 +708,366 @@ idtr: .long IDT_END - IDT_BASE - 1 # IDT limit
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IDT_BASE:
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# divide by zero (INT 0)
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.equ DIV_ZERO_SEL, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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.long SYS_CODE64_SEL # selector 15:0
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.byte 0 # 0 for interrupt gate
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.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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# debug exception (INT 1)
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.equ DEBUG_EXCEPT_SEL, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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.long SYS_CODE64_SEL # selector 15:0
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.byte 0 # 0 for interrupt gate
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.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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# NMI (INT 2)
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.equ NMI_SEL, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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.long SYS_CODE64_SEL # selector 15:0
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.byte 0 # 0 for interrupt gate
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.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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# soft breakpoint (INT 3)
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.equ BREAKPOINT_SEL, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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.long SYS_CODE64_SEL # selector 15:0
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.byte 0 # 0 for interrupt gate
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.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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# overflow (INT 4)
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.equ OVERFLOW_SEL, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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.long SYS_CODE64_SEL # selector 15:0
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.byte 0 # 0 for interrupt gate
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.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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# bounds check (INT 5)
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.equ BOUNDS_CHECK_SEL, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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.long SYS_CODE64_SEL # selector 15:0
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.byte 0 # 0 for interrupt gate
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.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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# invalid opcode (INT 6)
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.equ INVALID_OPCODE_SEL, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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.long SYS_CODE64_SEL # selector 15:0
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.byte 0 # 0 for interrupt gate
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.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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# device not available (INT 7)
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.equ DEV_NOT_AVAIL_SEL, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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.long SYS_CODE64_SEL # selector 15:0
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.byte 0 # 0 for interrupt gate
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.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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# double fault (INT 8)
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.equ DOUBLE_FAULT_SEL, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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.long SYS_CODE64_SEL # selector 15:0
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.byte 0 # 0 for interrupt gate
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.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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# Coprocessor segment overrun - reserved (INT 9)
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.equ RSVD_INTR_SEL1, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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.long SYS_CODE64_SEL # selector 15:0
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.byte 0 # 0 for interrupt gate
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.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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# invalid TSS (INT 0ah)
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.equ INVALID_TSS_SEL, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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.long SYS_CODE64_SEL # selector 15:0
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.byte 0 # 0 for interrupt gate
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.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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# segment not present (INT 0bh)
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.equ SEG_NOT_PRESENT_SEL, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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.long SYS_CODE64_SEL # selector 15:0
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.byte 0 # 0 for interrupt gate
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.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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# stack fault (INT 0ch)
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.equ STACK_FAULT_SEL, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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.long SYS_CODE64_SEL # selector 15:0
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.byte 0 # 0 for interrupt gate
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.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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# general protection (INT 0dh)
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.equ GP_FAULT_SEL, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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.long SYS_CODE64_SEL # selector 15:0
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.byte 0 # 0 for interrupt gate
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.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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# page fault (INT 0eh)
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.equ PAGE_FAULT_SEL, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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.long SYS_CODE64_SEL # selector 15:0
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.byte 0 # 0 for interrupt gate
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.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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# Intel reserved - do not use (INT 0fh)
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.equ RSVD_INTR_SEL2, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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.long SYS_CODE64_SEL # selector 15:0
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.byte 0 # 0 for interrupt gate
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.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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# floating point error (INT 10h)
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.equ FLT_POINT_ERR_SEL, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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.long SYS_CODE64_SEL # selector 15:0
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.byte 0 # 0 for interrupt gate
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.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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# alignment check (INT 11h)
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.equ ALIGNMENT_CHECK_SEL, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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.long SYS_CODE64_SEL # selector 15:0
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.byte 0 # 0 for interrupt gate
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.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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# machine check (INT 12h)
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.equ MACHINE_CHECK_SEL, .-IDT_BASE
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.word 0 # offset 15:0
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.word 0 # offset 15:0
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||||
.long SYS_CODE64_SEL # selector 15:0
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||||
.byte 0 # 0 for interrupt gate
|
||||
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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||||
.long 0 # 0 for reserved
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.word 0 # offset 31:16
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.long 0 # offset 63:32
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.long 0 # 0 for reserved
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||||
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# SIMD floating-point exception (INT 13h)
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.equ SIMD_EXCEPTION_SEL, .-IDT_BASE
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||||
.word 0 # offset 15:0
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||||
.word 0 # offset 15:0
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||||
.long SYS_CODE64_SEL # selector 15:0
|
||||
.byte 0 # 0 for interrupt gate
|
||||
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
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||||
.word 0 # offset 31:16
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||||
.long 0 # offset 63:32
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||||
.long 0 # 0 for reserved
|
||||
.word 0 # offset 31:16
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||||
.long 0 # offset 63:32
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.long 0 # 0 for reserved
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||||
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# 85 unspecified descriptors, First 12 of them are reserved, the rest are avail
|
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.fill 85 * 16, 1, 0 # db (85 * 16) dup(0)
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.fill 85 * 16, 1, 0 # db (85 * 16) dup(0)
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# IRQ 0 (System timer) - (INT 68h)
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.equ IRQ0_SEL, .-IDT_BASE
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||||
.word 0 # offset 15:0
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||||
.word 0 # offset 15:0
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||||
.long SYS_CODE64_SEL # selector 15:0
|
||||
.byte 0 # 0 for interrupt gate
|
||||
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
|
||||
.word 0 # offset 31:16
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||||
.long 0 # offset 63:32
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||||
.long 0 # 0 for reserved
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||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
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||||
.long 0 # 0 for reserved
|
||||
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||||
# IRQ 1 (8042 Keyboard controller) - (INT 69h)
|
||||
.equ IRQ1_SEL, .-IDT_BASE
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||||
.word 0 # offset 15:0
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||||
.word 0 # offset 15:0
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||||
.long SYS_CODE64_SEL # selector 15:0
|
||||
.byte 0 # 0 for interrupt gate
|
||||
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
|
||||
# Reserved - IRQ 2 redirect (IRQ 2) - DO NOT USE!!! - (INT 6ah)
|
||||
.equ IRQ2_SEL, .-IDT_BASE
|
||||
.word 0 # offset 15:0
|
||||
.word 0 # offset 15:0
|
||||
.long SYS_CODE64_SEL # selector 15:0
|
||||
.byte 0 # 0 for interrupt gate
|
||||
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
|
||||
# IRQ 3 (COM 2) - (INT 6bh)
|
||||
.equ IRQ3_SEL, .-IDT_BASE
|
||||
.word 0 # offset 15:0
|
||||
.word 0 # offset 15:0
|
||||
.long SYS_CODE64_SEL # selector 15:0
|
||||
.byte 0 # 0 for interrupt gate
|
||||
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
|
||||
# IRQ 4 (COM 1) - (INT 6ch)
|
||||
.equ IRQ4_SEL, .-IDT_BASE
|
||||
.word 0 # offset 15:0
|
||||
.word 0 # offset 15:0
|
||||
.long SYS_CODE64_SEL # selector 15:0
|
||||
.byte 0 # 0 for interrupt gate
|
||||
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
|
||||
# IRQ 5 (LPT 2) - (INT 6dh)
|
||||
.equ IRQ5_SEL, .-IDT_BASE
|
||||
.word 0 # offset 15:0
|
||||
.word 0 # offset 15:0
|
||||
.long SYS_CODE64_SEL # selector 15:0
|
||||
.byte 0 # 0 for interrupt gate
|
||||
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
|
||||
# IRQ 6 (Floppy controller) - (INT 6eh)
|
||||
.equ IRQ6_SEL, .-IDT_BASE
|
||||
.word 0 # offset 15:0
|
||||
.word 0 # offset 15:0
|
||||
.long SYS_CODE64_SEL # selector 15:0
|
||||
.byte 0 # 0 for interrupt gate
|
||||
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
|
||||
# IRQ 7 (LPT 1) - (INT 6fh)
|
||||
.equ IRQ7_SEL, .-IDT_BASE
|
||||
.word 0 # offset 15:0
|
||||
.word 0 # offset 15:0
|
||||
.long SYS_CODE64_SEL # selector 15:0
|
||||
.byte 0 # 0 for interrupt gate
|
||||
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
|
||||
# IRQ 8 (RTC Alarm) - (INT 70h)
|
||||
.equ IRQ8_SEL, .-IDT_BASE
|
||||
.word 0 # offset 15:0
|
||||
.word 0 # offset 15:0
|
||||
.long SYS_CODE64_SEL # selector 15:0
|
||||
.byte 0 # 0 for interrupt gate
|
||||
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
|
||||
# IRQ 9 - (INT 71h)
|
||||
.equ IRQ9_SEL, .-IDT_BASE
|
||||
.word 0 # offset 15:0
|
||||
.word 0 # offset 15:0
|
||||
.long SYS_CODE64_SEL # selector 15:0
|
||||
.byte 0 # 0 for interrupt gate
|
||||
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
|
||||
# IRQ 10 - (INT 72h)
|
||||
.equ IRQ10_SEL, .-IDT_BASE
|
||||
.word 0 # offset 15:0
|
||||
.word 0 # offset 15:0
|
||||
.long SYS_CODE64_SEL # selector 15:0
|
||||
.byte 0 # 0 for interrupt gate
|
||||
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
|
||||
# IRQ 11 - (INT 73h)
|
||||
.equ IRQ11_SEL, .-IDT_BASE
|
||||
.word 0 # offset 15:0
|
||||
.word 0 # offset 15:0
|
||||
.long SYS_CODE64_SEL # selector 15:0
|
||||
.byte 0 # 0 for interrupt gate
|
||||
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
|
||||
# IRQ 12 (PS/2 mouse) - (INT 74h)
|
||||
.equ IRQ12_SEL, .-IDT_BASE
|
||||
.word 0 # offset 15:0
|
||||
.word 0 # offset 15:0
|
||||
.long SYS_CODE64_SEL # selector 15:0
|
||||
.byte 0 # 0 for interrupt gate
|
||||
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
|
||||
# IRQ 13 (Floating point error) - (INT 75h)
|
||||
.equ IRQ13_SEL, .-IDT_BASE
|
||||
.word 0 # offset 15:0
|
||||
.word 0 # offset 15:0
|
||||
.long SYS_CODE64_SEL # selector 15:0
|
||||
.byte 0 # 0 for interrupt gate
|
||||
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
|
||||
# IRQ 14 (Secondary IDE) - (INT 76h)
|
||||
.equ IRQ14_SEL, .-IDT_BASE
|
||||
.word 0 # offset 15:0
|
||||
.word 0 # offset 15:0
|
||||
.long SYS_CODE64_SEL # selector 15:0
|
||||
.byte 0 # 0 for interrupt gate
|
||||
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
|
||||
# IRQ 15 (Primary IDE) - (INT 77h)
|
||||
.equ IRQ15_SEL, .-IDT_BASE
|
||||
.word 0 # offset 15:0
|
||||
.word 0 # offset 15:0
|
||||
.long SYS_CODE64_SEL # selector 15:0
|
||||
.byte 0 # 0 for interrupt gate
|
||||
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
.word 0 # offset 31:16
|
||||
.long 0 # offset 63:32
|
||||
.long 0 # 0 for reserved
|
||||
|
||||
IDT_END:
|
||||
|
||||
@@ -1108,7 +1108,7 @@ MemoryMap: .long 0,0,0,0,0,0,0,0
|
||||
.long 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
|
||||
.long 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
|
||||
|
||||
.org 0x0fe0
|
||||
.org 0x0fe0
|
||||
MyStack:
|
||||
# below is the pieces of the IVT that is used to redirect INT 68h - 6fh
|
||||
# back to INT 08h - 0fh when in real mode... It is 'org'ed to a
|
||||
@@ -1140,7 +1140,7 @@ MyStack:
|
||||
iret
|
||||
|
||||
|
||||
.org 0x0ffe
|
||||
.org 0x0ffe
|
||||
BlockSignature:
|
||||
.word 0xaa55
|
||||
|
||||
|
||||
Reference in New Issue
Block a user