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Fixes for ARM build in the EdkCompatibilityPkg and a couple of Xcode fixes for MdePkg.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9520 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
AJFISH
2009-12-06 02:01:54 +00:00
parent 7ee3b61338
commit 1afe0401f4
9 changed files with 274 additions and 33 deletions
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58
MdePkg/Library/BaseLib/X64/Thunk16.S
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@@ -30,23 +30,23 @@ ASM_GLOBAL ASM_PFX(mTransition)
ASM_GLOBAL ASM_PFX(InternalAsmThunk16)
# define the structure of IA32_REGS
.equ _EDI, 0 #size 4
.equ _ESI, 4 #size 4
.equ _EBP, 8 #size 4
.equ _ESP, 12 #size 4
.equ _EBX, 16 #size 4
.equ _EDX, 20 #size 4
.equ _ECX, 24 #size 4
.equ _EAX, 28 #size 4
.equ _DS, 32 #size 2
.equ _ES, 34 #size 2
.equ _FS, 36 #size 2
.equ _GS, 38 #size 2
.equ _EFLAGS, 40 #size 8
.equ _EIP, 48 #size 4
.equ _CS, 52 #size 2
.equ _SS, 54 #size 2
.equ IA32_REGS_SIZE, 56
.set _EDI, 0 #size 4
.set _ESI, 4 #size 4
.set _EBP, 8 #size 4
.set _ESP, 12 #size 4
.set _EBX, 16 #size 4
.set _EDX, 20 #size 4
.set _ECX, 24 #size 4
.set _EAX, 28 #size 4
.set _DS, 32 #size 2
.set _ES, 34 #size 2
.set _FS, 36 #size 2
.set _GS, 38 #size 2
.set _EFLAGS, 40 #size 8
.set _EIP, 48 #size 4
.set _CS, 52 #size 2
.set _SS, 54 #size 2
.set IA32_REGS_SIZE, 56
.data
@@ -167,7 +167,7 @@ ASM_PFX(ToUserCode):
movl $0xc0000080,%ecx
movq %rax, %cr0
rdmsr
andb $0b11111110, %ah
andb $0xfe, %ah # $0b11111110
wrmsr
movq %rbp, %cr4
movl %esi,%ss # set up 16-bit stack segment
@@ -193,9 +193,9 @@ L_RealMode:
.byte 0x66 # make the following retf 32-bit
lret # transfer control to user code
.equ CODE16, ASM_PFX(_16Code) - .
.equ DATA16, ASM_PFX(_16Data) - .
.equ DATA32, ASM_PFX(_32Data) - .
.set CODE16, ASM_PFX(_16Code) - .
.set DATA16, ASM_PFX(_16Data) - .
.set DATA32, ASM_PFX(_32Data) - .
ASM_PFX(NullSeg): .quad 0
ASM_PFX(_16Code):
@@ -220,7 +220,7 @@ ASM_PFX(_32Data):
.byte 0xcf # 16-bit segment, 4GB limit
.byte 0
.equ GDT_SIZE, . - ASM_PFX(NullSeg)
.set GDT_SIZE, . - ASM_PFX(NullSeg)
#------------------------------------------------------------------------------
# IA32_REGISTER_SET *
@@ -238,11 +238,11 @@ ASM_PFX(InternalAsmThunk16):
pushq %rsi
pushq %rdi
movq %ds, %rbx
movl %ds, %ebx
pushq %rbx # Save ds segment register on the stack
movq %es, %rbx
movl %es, %ebx
pushq %rbx # Save es segment register on the stack
movq %ss, %rbx
movl %ss, %ebx
pushq %rbx # Save ss segment register on the stack
.byte 0x0f, 0xa0 #push fs
@@ -267,7 +267,7 @@ ASM_PFX(InternalAsmThunk16):
sgdt 0x60(%rsp) # save GDT stack in argument space
movzwq 0x60(%rsp), %r10 # r10 <- GDT limit
lea ((ASM_PFX(InternalAsmThunk16) - SavedCr4) + 0xf)(%rcx), %r11
andq $0xfffffff0, %r11 # r11 <- 16-byte aligned shadowed GDT table in real mode buffer
andq $0xfffffffffffffff0, %r11 # r11 <- 16-byte aligned shadowed GDT table in real mode buffer
movw %r10w, (SavedGdt - SavedCr4)(%rcx) # save the limit of shadowed GDT table
movq %r11, (SavedGdt - SavedCr4 + 0x2)(%rcx) # save the base address of shadowed GDT table
@@ -311,11 +311,11 @@ L_RetFromRealMode:
.byte 0x0f, 0xa1 # pop fs
popq %rbx
movq %rbx, %ss
movl %ebx, %ss
popq %rbx
movq %rbx, %es
movl %ebx, %es
popq %rbx
movq %rbx, %ds
movl %ebx, %ds
popq %rdi
popq %rsi