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Add DebugPort & DebugSupport drivers

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3018 6f19259b-4bc3-4df7-8a09-765794883524
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qhuang8
2007-07-03 14:09:20 +00:00
parent 00c4901b89
commit c1f23d6336
22 changed files with 7261 additions and 0 deletions
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270
MdeModulePkg/Universal/DebugSupportDxe/Ia32/AsmFuncs.S Normal file
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#******************************************************************************
#*
#* Copyright (c) 2006, 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
#* http://opensource.org/licenses/bsd-license.php
#*
#* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
#* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#*
#******************************************************************************
.globl ASM_PFX(OrigVector)
.globl ASM_PFX(InterruptEntryStub)
.globl ASM_PFX(StubSize)
.globl ASM_PFX(CommonIdtEntry)
.globl ASM_PFX(FxStorSupport)
ASM_PFX(AppEsp): .long 0x11111111 # ?
ASM_PFX(DebugEsp): .long 0x22222222 # ?
ASM_PFX(ExtraPush): .long 0x33333333 # ?
ASM_PFX(ExceptData): .long 0x44444444 # ?
ASM_PFX(Eflags): .long 0x55555555 # ?
ASM_PFX(OrigVector): .long 0x66666666 # ?
ASM_PFX(StubSize): .long ASM_PFX(InterruptEntryStubEnd) - ASM_PFX(InterruptEntryStub)
.globl ASM_PFX(FxStorSupport)
ASM_PFX(FxStorSupport):
push %ebx
mov $0x1,%eax
cpuid
mov %edx,%eax
and $0x1000000,%eax
shr $0x18,%eax
pop %ebx
ret
.globl ASM_PFX(GetIdtr)
ASM_PFX(GetIdtr):
push %ebp
mov %esp,%ebp
add $0xfffffff8,%esp
sidtl 0xfffffffa(%ebp)
mov 0xfffffffc(%ebp),%eax
leave
ret
.globl ASM_PFX(WriteInterruptFlag)
ASM_PFX(WriteInterruptFlag):
push %ebp
mov %esp,%ebp
pushf
pop %eax
and $0x200,%eax
shr $0x9,%eax
mov 0x8(%ebp),%ecx
or %cl,%cl
jne ASM_PFX(WriteInterruptFlag+0x17)
cli
jmp ASM_PFX(WriteInterruptFlag+0x18)
sti
leave
ret
.globl ASM_PFX(Vect2Desc)
ASM_PFX(Vect2Desc):
push %ebp
mov %esp,%ebp
mov 0xc(%ebp),%eax
mov 0x8(%ebp),%ecx
mov %ax,(%ecx)
movw $0x20,0x2(%ecx)
movw $0x8e00,0x4(%ecx)
shr $0x10,%eax
mov %ax,0x6(%ecx)
leave
ret
.globl ASM_PFX(InterruptEntryStub)
ASM_PFX(InterruptEntryStub):
mov %esp,0x0
mov $0x0,%esp
push $0x0
jmp ASM_PFX(CommonIdtEntry)
.globl ASM_PFX(InterruptEntryStubEnd)
ASM_PFX(InterruptEntryStubEnd):
.globl ASM_PFX(CommonIdtEntry)
ASM_PFX(CommonIdtEntry):
pusha
pushf
pop %eax
mov %eax,0x0
cmpl $0x8,0x0
jne ASM_PFX(CommonIdtEntry+0x20)
movl $0x1,0x0
jmp ASM_PFX(CommonIdtEntry+0xa8)
cmpl $0xa,0x0
jne ASM_PFX(CommonIdtEntry+0x35)
movl $0x1,0x0
jmp ASM_PFX(CommonIdtEntry+0xa8)
cmpl $0xb,0x0
jne ASM_PFX(CommonIdtEntry+0x4a)
movl $0x1,0x0
jmp ASM_PFX(CommonIdtEntry+0xa8)
cmpl $0xc,0x0
jne ASM_PFX(CommonIdtEntry+0x5f)
movl $0x1,0x0
jmp ASM_PFX(CommonIdtEntry+0xa8)
cmpl $0xd,0x0
jne ASM_PFX(CommonIdtEntry+0x74)
movl $0x1,0x0
jmp ASM_PFX(CommonIdtEntry+0xa8)
cmpl $0xe,0x0
jne ASM_PFX(CommonIdtEntry+0x89)
movl $0x1,0x0
jmp ASM_PFX(CommonIdtEntry+0xa8)
cmpl $0x11,0x0
jne ASM_PFX(CommonIdtEntry+0x9e)
movl $0x1,0x0
jmp ASM_PFX(CommonIdtEntry+0xa8)
movl $0x0,0x0
cmpl $0x1,0x0
jne ASM_PFX(CommonIdtEntry+0xc8)
mov 0x0,%eax
mov (%eax),%ebx
mov %ebx,0x0
add $0x4,%eax
mov %eax,0x0
jmp ASM_PFX(CommonIdtEntry+0xd2)
movl $0x0,0x0
mov 0xc(%esp),%eax
mov %eax,0x0
mov 0x0,%eax
add $0xc,%eax
mov %eax,0xc(%esp)
mov %ss,%eax
push %eax
mov 0x0,%eax
movzwl 0x4(%eax),%eax
push %eax
mov %ds,%eax
push %eax
mov %es,%eax
push %eax
mov %fs,%eax
push %eax
mov %gs,%eax
push %eax
mov 0x0,%eax
pushl (%eax)
push $0x0
push $0x0
sidtl (%esp)
push $0x0
push $0x0
sgdtl (%esp)
xor %eax,%eax
str %eax
push %eax
sldt %eax
push %eax
mov 0x0,%eax
pushl 0x8(%eax)
mov %cr4,%eax
or $0x208,%eax
mov %eax,%cr4
push %eax
mov %cr3,%eax
push %eax
mov %cr2,%eax
push %eax
push $0x0
mov %cr0,%eax
push %eax
mov %db7,%eax
push %eax
xor %eax,%eax
mov %eax,%db7
mov %db6,%eax
push %eax
xor %eax,%eax
mov %eax,%db6
mov %db3,%eax
push %eax
mov %db2,%eax
push %eax
mov %db1,%eax
push %eax
mov %db0,%eax
push %eax
sub $0x200,%esp
mov %esp,%edi
fxsave (%edi)
mov 0x0,%eax
push %eax
mov %esp,%eax
push %eax
mov 0x0,%eax
push %eax
call ASM_PFX(CommonIdtEntry+0x184)
add $0x8,%esp
add $0x4,%esp
mov %esp,%esi
fxrstor (%esi)
add $0x200,%esp
pop %eax
mov %eax,%db0
pop %eax
mov %eax,%db1
pop %eax
mov %eax,%db2
pop %eax
mov %eax,%db3
add $0x4,%esp
pop %eax
mov %eax,%db7
pop %eax
mov %eax,%cr0
add $0x4,%esp
pop %eax
mov %eax,%cr2
pop %eax
mov %eax,%cr3
pop %eax
mov %eax,%cr4
mov 0x0,%eax
popl 0x8(%eax)
add $0x18,%esp
popl (%eax)
pop %gs
pop %fs
pop %es
pop %ds
popl 0x4(%eax)
pop %ss
mov 0xc(%esp),%ebx
mov 0x0,%eax
add $0xc,%eax
cmp %eax,%ebx
je ASM_PFX(CommonIdtEntry+0x202)
mov 0x0,%eax
mov (%eax),%ecx
mov %ecx,(%ebx)
mov 0x4(%eax),%ecx
mov %ecx,0x4(%ebx)
mov 0x8(%eax),%ecx
mov %ecx,0x8(%ebx)
mov %ebx,%eax
mov %eax,0x0
mov 0x0,%eax
mov %eax,0xc(%esp)
cmpl $0x68,0x0
jne PhonyIretd+0xd
mov 0x0,%eax
mov 0x8(%eax),%ebx
and $0xfffffcff,%ebx
push %ebx
push %cs
push $0x0
iret
PhonyIretd:
popa
mov 0x0,%esp
jmp *0x0
popa
mov 0x0,%esp
iret