diff options
Diffstat (limited to 'DuetPkg/CpuDxe/X64/CpuInterrupt.S')
| -rwxr-xr-x | DuetPkg/CpuDxe/X64/CpuInterrupt.S | 252 |
1 files changed, 176 insertions, 76 deletions
diff --git a/DuetPkg/CpuDxe/X64/CpuInterrupt.S b/DuetPkg/CpuDxe/X64/CpuInterrupt.S index 61de8e8e19..eb92bc8b42 100755 --- a/DuetPkg/CpuDxe/X64/CpuInterrupt.S +++ b/DuetPkg/CpuDxe/X64/CpuInterrupt.S @@ -1,6 +1,6 @@ #------------------------------------------------------------------------------
#*
-#* Copyright 2006, Intel Corporation
+#* Copyright 2006 - 2010, Intel Corporation
#* All rights reserved. This program and the accompanying materials
#* are licensed and made available under the terms and conditions of the BSD License
#* which accompanies this distribution. The full text of the license may be found at
@@ -204,6 +204,7 @@ INT19: INTUnknown:
# The following segment repeats (32 - 20) times:
+ # macro .rept isn't used here because Apple GAS compiler doesn't support it.
# No. 1
push $0x0 # push error code place holder on the stack
# push xxh # push vector number
@@ -429,7 +430,6 @@ ExceptionDone: addq $(4*8+8), %rsp
cli
-
## UINT64 ExceptionData#
addq $8, %rsp
@@ -520,28 +520,27 @@ ExceptionDone: ##############################################################################
.data
- .p2align 4
gdtr: .short GDT_END - GDT_BASE - 1 # GDT limit
- .quad 0 # (GDT base gets set above)
+ .quad 0 # (GDT base gets set above)
##############################################################################
# global descriptor table (GDT)
##############################################################################
- .p2align 4
+ .p2align 4 # make GDT 16-byte align
GDT_BASE:
# null descriptor
-NULL_SEL = .-GDT_BASE
- .short 0 # limit 15:0
- .short 0 # base 15:0
- .byte 0 # base 23:16
- .byte 0 # type
- .byte 0 # limit 19:16, flags
- .byte 0 # base 31:24
+NULL_SEL = .-GDT_BASE # Selector [0x0]
+ .short 0 # limit 15:0
+ .short 0 # base 15:0
+ .byte 0 # base 23:16
+ .byte 0 # type
+ .byte 0 # limit 19:16, flags
+ .byte 0 # base 31:24
# linear data segment descriptor
-LINEAR_SEL = .-GDT_BASE
+LINEAR_SEL = .-GDT_BASE # Selector [0x8]
.short 0x0FFFF # limit 0xFFFFF
.short 0 # base 0
.byte 0
@@ -550,16 +549,16 @@ LINEAR_SEL = .-GDT_BASE .byte 0
# linear code segment descriptor
-LINEAR_CODE_SEL = .-GDT_BASE
+LINEAR_CODE_SEL = .-GDT_BASE # Selector [0x10]
.short 0x0FFFF # limit 0xFFFFF
.short 0 # base 0
.byte 0
- .byte 0x09A # present, ring 0, data, expand-up, writable
+ .byte 0x09A # present, ring 0, code, expand-up, writable
.byte 0x0CF # page-granular, 32-bit
.byte 0
# system data segment descriptor
-SYS_DATA_SEL = .-GDT_BASE
+SYS_DATA_SEL = .-GDT_BASE # Selector [0x18]
.short 0x0FFFF # limit 0xFFFFF
.short 0 # base 0
.byte 0
@@ -568,49 +567,54 @@ SYS_DATA_SEL = .-GDT_BASE .byte 0
# system code segment descriptor
-SYS_CODE_SEL = .-GDT_BASE
+SYS_CODE_SEL = .-GDT_BASE # Selector [0x20]
.short 0x0FFFF # limit 0xFFFFF
.short 0 # base 0
.byte 0
- .byte 0x09A # present, ring 0, data, expand-up, writable
+ .byte 0x09A # present, ring 0, code, expand-up, writable
.byte 0x0CF # page-granular, 32-bit
.byte 0
# spare segment descriptor
-SPARE3_SEL = .-GDT_BASE
- .short 0 # limit 0xFFFFF
+SPARE3_SEL = .-GDT_BASE # Selector [0x28]
+ .short 0
+ .short 0
+ .byte 0
+ .byte 0
+ .byte 0
+ .byte 0
+
+# system data segment descriptor
+SYS_DATA64_SEL = .-GDT_BASE # Selector [0x30]
+ .short 0x0FFFF # limit 0xFFFFF
.short 0 # base 0
.byte 0
- .byte 0 # present, ring 0, data, expand-up, writable
- .byte 0 # page-granular, 32-bit
+ .byte 0x092 # present, ring 0, data, expand-up, writable
+ .byte 0x0CF # page-granular, 32-bit
.byte 0
-# spare segment descriptor
-SPARE4_SEL = .-GDT_BASE
- .short 0 # limit 0xFFFFF
+# system code segment descriptor
+SYS_CODE64_SEL = .-GDT_BASE # Selector [0x38]
+ .short 0x0FFFF # limit 0xFFFFF
.short 0 # base 0
.byte 0
- .byte 0 # present, ring 0, data, expand-up, writable
- .byte 0 # page-granular, 32-bit
+ .byte 0x09A # present, ring 0, code, expand-up, writable
+ .byte 0x0AF # page-granular, 64-bit
.byte 0
# spare segment descriptor
-SPARE5_SEL = .-GDT_BASE
- .short 0 # limit 0xFFFFF
- .short 0 # base 0
+SPARE4_SEL = .-GDT_BASE # Selector [0x40]
+ .short 0
+ .short 0
+ .byte 0
+ .byte 0
.byte 0
- .byte 0 # present, ring 0, data, expand-up, writable
- .byte 0 # page-granular, 32-bit
.byte 0
GDT_END:
- .p2align 2
-
-
-
idtr: .short IDT_END - IDT_BASE - 1 # IDT limit
- .quad 0 # (IDT base gets set above)
+ .quad 0 # (IDT base gets set above)
##############################################################################
# interrupt descriptor table (IDT)
#
@@ -620,375 +624,471 @@ idtr: .short IDT_END - IDT_BASE - 1 # IDT limit # for convenience.
##############################################################################
-#idt_tag .byte "IDT",0
- .p2align 2
+ .p2align 3 # make IDT 8-byte align
IDT_BASE:
# divide by zero (INT 0)
DIV_ZERO_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# debug exception (INT 1)
DEBUG_EXCEPT_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# NMI (INT 2)
NMI_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# soft breakpoint (INT 3)
BREAKPOINT_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# overflow (INT 4)
OVERFLOW_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# bounds check (INT 5)
BOUNDS_CHECK_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# invalid opcode (INT 6)
INVALID_OPCODE_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# device not available (INT 7)
DEV_NOT_AVAIL_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# double fault (INT 8)
DOUBLE_FAULT_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# Coprocessor segment overrun - reserved (INT 9)
RSVD_INTR_SEL1 = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# invalid TSS (INT 0ah)
INVALID_TSS_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# segment not present (INT 0bh)
SEG_NOT_PRESENT_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# stack fault (INT 0ch)
STACK_FAULT_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# general protection (INT 0dh)
GP_FAULT_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# page fault (INT 0eh)
PAGE_FAULT_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# Intel reserved - do not use (INT 0fh)
RSVD_INTR_SEL2 = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# floating point error (INT 0x10)
FLT_POINT_ERR_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# alignment check (INT 0x11)
ALIGNMENT_CHECK_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# machine check (INT 0x12)
MACHINE_CHECK_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# SIMD floating-point exception (INT 0x13)
SIMD_EXCEPTION_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# The following segment repeats (32 - 20) times:
+ # macro .rept isn't used here because Apple GAS compiler doesn't support it.
# No. 1
.short 0 # offset 15:0
.short SYS_CODE_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# No. 2
.short 0 # offset 15:0
.short SYS_CODE_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# No. 3
.short 0 # offset 15:0
.short SYS_CODE_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# No. 4
.short 0 # offset 15:0
.short SYS_CODE_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# No. 5
.short 0 # offset 15:0
.short SYS_CODE_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# No. 6
.short 0 # offset 15:0
.short SYS_CODE_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# No. 7
.short 0 # offset 15:0
.short SYS_CODE_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# No. 8
.short 0 # offset 15:0
.short SYS_CODE_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# No. 9
.short 0 # offset 15:0
.short SYS_CODE_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# No. 10
.short 0 # offset 15:0
.short SYS_CODE_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# No. 11
.short 0 # offset 15:0
.short SYS_CODE_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# No. 12
.short 0 # offset 15:0
.short SYS_CODE_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# 72 unspecified descriptors
- .fill 72 * 8, 1, 0
+ .fill 72 * 16, 1, 0
# IRQ 0 (System timer) - (INT 0x68)
IRQ0_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # 0 for reserved
# IRQ 1 (8042 Keyboard controller) - (INT 0x69)
IRQ1_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# Reserved - IRQ 2 redirect (IRQ 2) - DO NOT USE!!! - (INT 6ah)
IRQ2_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# IRQ 3 (COM 2) - (INT 6bh)
IRQ3_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# IRQ 4 (COM 1) - (INT 6ch)
IRQ4_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# IRQ 5 (LPT 2) - (INT 6dh)
IRQ5_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# IRQ 6 (Floppy controller) - (INT 6eh)
IRQ6_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# IRQ 7 (LPT 1) - (INT 6fh)
IRQ7_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# IRQ 8 (RTC Alarm) - (INT 0x70)
IRQ8_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# IRQ 9 - (INT 0x71)
IRQ9_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# IRQ 10 - (INT 0x72)
IRQ10_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# IRQ 11 - (INT 0x73)
IRQ11_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# IRQ 12 (PS/2 mouse) - (INT 0x74)
IRQ12_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# IRQ 13 (Floating point error) - (INT 0x75)
IRQ13_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# IRQ 14 (Secondary IDE) - (INT 0x76)
IRQ14_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
# IRQ 15 (Primary IDE) - (INT 0x77)
IRQ15_SEL = .-IDT_BASE
.short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
+ .short SYS_CODE64_SEL # selector 15:0
.byte 0 # 0 for interrupt gate
.byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
.short 0 # offset 31:16
+ .long 0 # offset 63:32
+ .long 0 # for reserved
.fill 16, 1, 0
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