diff options
Diffstat (limited to 'DuetPkg/BootSector/st32_64.S')
| -rw-r--r-- | DuetPkg/BootSector/st32_64.S | 304 |
1 files changed, 152 insertions, 152 deletions
diff --git a/DuetPkg/BootSector/st32_64.S b/DuetPkg/BootSector/st32_64.S index 747289b211..b16b41f0ec 100644 --- a/DuetPkg/BootSector/st32_64.S +++ b/DuetPkg/BootSector/st32_64.S @@ -89,7 +89,7 @@ BootSectorEntryPoint: NoVarStore:
pushw %es
# Set the 5th byte start @ 0:19000 to non-zero indicating we should init var store header in DxeIpl
- movb %al, %es:(4)
+ movb %al, %es:(4)
jmp SaveVolumeId
CheckVarStoreSize:
@@ -247,7 +247,7 @@ ReadCylinderLoop: movw $0x7bfc,%bp # bp = 0x7bfc
movl %esi,%eax # eax = Start LBA
xorl %edx,%edx # edx = 0
- movzwl (%bp), %ebx # bx = MaxSector
+ movzwl (%bp), %ebx # bx = MaxSector
divl %ebx # ax = StartLBA / MaxSector
incw %dx # dx = (StartLBA % MaxSector) + 1
@@ -369,7 +369,7 @@ MemMapLoop: MemMapDone:
leal MemoryMap, %eax
subl %eax,%edi # Get the address of the memory map
- movl %edi, MemoryMapSize # Save the size of the memory map
+ movl %edi, MemoryMapSize # Save the size of the memory map
xorl %ebx,%ebx
movw %cs,%bx # BX=segment
@@ -431,7 +431,7 @@ A20GateEnabled: leal OffsetIn32BitProtectedMode, %eax
addl $0x20000+0x6,%eax
- movl %eax, OffsetIn32BitProtectedMode
+ movl %eax, OffsetIn32BitProtectedMode
leal OffsetInLongMode, %eax
addl $0x20000+0x6,%eax
@@ -597,7 +597,7 @@ Empty8042Loop: .p2align 1
- gdtr: .long GDT_END - GDT_BASE - 1 # GDT limit
+ gdtr: .long GDT_END - GDT_BASE - 1 # GDT limit
.long 0 # (GDT base gets set above)
##############################################################################
# global descriptor table (GDT)
@@ -716,366 +716,366 @@ idtr: .long IDT_END - IDT_BASE - 1 # IDT limit IDT_BASE:
# divide by zero (INT 0)
.equ DIV_ZERO_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
# debug exception (INT 1)
.equ DEBUG_EXCEPT_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
# NMI (INT 2)
.equ NMI_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
# soft breakpoint (INT 3)
.equ BREAKPOINT_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
# overflow (INT 4)
.equ OVERFLOW_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
# bounds check (INT 5)
.equ BOUNDS_CHECK_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
# invalid opcode (INT 6)
.equ INVALID_OPCODE_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
# device not available (INT 7)
.equ DEV_NOT_AVAIL_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
# double fault (INT 8)
.equ DOUBLE_FAULT_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
# Coprocessor segment overrun - reserved (INT 9)
.equ RSVD_INTR_SEL1, .-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
# invalid TSS (INT 0ah)
.equ INVALID_TSS_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
# segment not present (INT 0bh)
.equ SEG_NOT_PRESENT_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
# stack fault (INT 0ch)
.equ STACK_FAULT_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
# general protection (INT 0dh)
.equ GP_FAULT_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
# page fault (INT 0eh)
.equ PAGE_FAULT_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
# Intel reserved - do not use (INT 0fh)
.equ RSVD_INTR_SEL2, .-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
# floating point error (INT 10h)
.equ FLT_POINT_ERR_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
# alignment check (INT 11h)
.equ ALIGNMENT_CHECK_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
# machine check (INT 12h)
.equ MACHINE_CHECK_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
# SIMD floating-point exception (INT 13h)
.equ SIMD_EXCEPTION_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
# 85 unspecified descriptors, First 12 of them are reserved, the rest are avail
- .fill 85 * 16, 1, 0 # db (85 * 16) dup(0)
+ .fill 85 * 16, 1, 0 # db (85 * 16) dup(0)
# IRQ 0 (System timer) - (INT 68h)
.equ IRQ0_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 1 (8042 Keyboard controller) - (INT 69h)
.equ IRQ1_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
# 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:
@@ -1116,7 +1116,7 @@ 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 #Just for pass build
+ #.org 0x0fe0 #Just for pass build
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
@@ -1148,7 +1148,7 @@ MyStack: iret
- #.org 0x0ffe #Just for pass build
+ #.org 0x0ffe #Just for pass build
BlockSignature:
.word 0xaa55
|