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Diffstat (limited to 'src/vendorcode/amd/agesa/f15/Lib/IA32/amdlib32.asm')
| -rw-r--r-- | src/vendorcode/amd/agesa/f15/Lib/IA32/amdlib32.asm | 671 |
1 files changed, 0 insertions, 671 deletions
diff --git a/src/vendorcode/amd/agesa/f15/Lib/IA32/amdlib32.asm b/src/vendorcode/amd/agesa/f15/Lib/IA32/amdlib32.asm deleted file mode 100644 index 5bebc1a29c..0000000000 --- a/src/vendorcode/amd/agesa/f15/Lib/IA32/amdlib32.asm +++ /dev/null @@ -1,671 +0,0 @@ -;/** -; * @file -; * -; * Agesa library 32bit -; * -; * Contains AMD AGESA Library -; * -; * @xrefitem bom "File Content Label" "Release Content" -; * @e project: AGESA -; * @e sub-project: Lib -; * @e \$Revision: 17071 $ @e \$Date: 2009-07-30 10:13:11 -0700 (Thu, 30 Jul 2009) $ -; */ -;***************************************************************************** -; -; Copyright (C) 2012 Advanced Micro Devices, Inc. -; All rights reserved. -; -; Redistribution and use in source and binary forms, with or without -; modification, are permitted provided that the following conditions are met: -; * Redistributions of source code must retain the above copyright -; notice, this list of conditions and the following disclaimer. -; * Redistributions in binary form must reproduce the above copyright -; notice, this list of conditions and the following disclaimer in the -; documentation and/or other materials provided with the distribution. -; * Neither the name of Advanced Micro Devices, Inc. nor the names of -; its contributors may be used to endorse or promote products derived -; from this software without specific prior written permission. -; -; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND -; ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED -; WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE -; DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY -; DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -; (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; -; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND -; ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -; (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -; SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -; -;***************************************************************************** - -.586p -.xmm -.model flat -ASSUME FS:NOTHING -.code - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Write IO byte -; * -; * @param[in] Address IO port address -; * @param[in] Data IO port Value -; */ - -public WriteIo8 -WriteIo8 PROC NEAR C USES DX AX Address:WORD, Data:Byte - mov dx, Address - mov al, Data - out dx, al - ret -WriteIo8 ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Write IO word -; * -; * @param[in] Address IO port address -; * @param[in] Data IO port Value -; */ -public WriteIo16 -WriteIo16 PROC NEAR C USES DX AX Address:WORD, Data:WORD - mov dx, Address - mov ax, Data - out dx, ax - ret -WriteIo16 ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Write IO dword -; * -; * @param[in] Address IO port address -; * @param[in] Data IO port Value -; */ - -public WriteIo32 -WriteIo32 PROC NEAR C USES DX EAX Address:WORD, Data:DWORD - mov dx, Address - mov eax, Data - out dx, eax - ret -WriteIo32 ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Read IO byte -; * -; * @param[in] - IO port address -; * @retval IO port Value -; */ -public ReadIo8 -ReadIo8 PROC NEAR C USES DX Address:WORD - mov dx, Address - in al, dx - ret -ReadIo8 ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Read IO word -; * -; * @param[in] Address IO port address -; * @retval IO port Value -; */ -public ReadIo16 -ReadIo16 PROC NEAR C USES DX Address:WORD - mov dx, Address - in ax, dx - ret -ReadIo16 ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Read IO dword -; * -; * @param[in] Address IO port address -; * @retval IO port Value -; */ -public ReadIo32 -ReadIo32 PROC NEAR C USES DX Address:WORD - mov dx, Address - in eax, dx - ret -ReadIo32 ENDP - - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Read MSR -; * -; * @param[in] Address MSR Address -; * @param[in] Data Pointer to data -; * @param[in] ConfigPtr (Optional) -; */ -public LibAmdMsrRead -LibAmdMsrRead PROC NEAR C USES ECX ESI EDX Address:DWORD, Value:PTR, ConfigPtr:PTR - mov esi, ConfigPtr ;Dummy read to avoid compilation warning - mov ecx, Address - rdmsr - mov esi, Value - mov [esi], eax - mov [esi+4], edx - ret -LibAmdMsrRead ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Write MSR -; * -; * @param[in] Address MSR Address -; * @param[in] Data Pointer to data -; * @param[in] ConfigPtr (Optional) -; */ -public LibAmdMsrWrite -LibAmdMsrWrite PROC NEAR C USES ECX ESI EDX Address:DWORD, Data:PTR, ConfigPtr:PTR - mov esi, ConfigPtr ;Dummy read to avoid compilation warning - mov ecx, Address - mov esi, Data - mov eax, [esi] - mov edx, [esi+4] - wrmsr - ret -LibAmdMsrWrite ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Read CPUID -; * -; * @param[in] Func CPUID function -; * @param[in] DATA Pointer to CPUID_DATA to save cpuid data -; * @param[in] ConfigPtr (Optional) -; */ -public LibAmdCpuidRead -LibAmdCpuidRead PROC NEAR C Func:DWORD, DATA:PTR, ConfigPtr:PTR - pushad - mov esi, ConfigPtr ;Dummy read to avoid compilation warning - mov eax, Func - cpuid - mov esi, DATA - mov [esi], eax - mov [esi+4], ebx - mov [esi+8], ecx - mov [esi+12],edx - popad - ret -LibAmdCpuidRead ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Read TSC -; * -; * -; * -; */ - -public ReadTSC -ReadTSC PROC NEAR C - rdtsc - ret -ReadTSC ENDP - - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Set FS_BASE -; * -; * -; * -; * @param[in] esi - Low Dword of physical address -; * @param[in] edi - High Dword of physical address -; */ -SetFsBase PROC NEAR PUBLIC USES EAX EBX ECX EDX EDI - - mov eax, ecx - mov ecx, 0C0010015h ; HWCR - rdmsr - mov ebx, eax - bts eax, 17 ; HWCR.Wrap32Dis - wrmsr - xchg edx, edi - mov eax, esi - mov esi, ebx - - mov ecx, 0C0000100h ; FS_BASE - wrmsr - ret - -SetFsBase ENDP - - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Restore MSR0C001_0015 -; * -; * @param[in] esi - Low Dword -; * @param[in] edi - High Dword -; */ -RestoreHwcr PROC NEAR PUBLIC USES EAX ECX EDX - - mov ecx, 0C0010015h - mov eax, esi - mov edx, edi - wrmsr - ret - -RestoreHwcr ENDP - - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Read memory/MMIO byte -; * -; * @param[in] Address - Memory Address -; * @retval Memory byte at given address -; */ -Read64Mem8 PROC NEAR C PUBLIC USES EBX EDI ESI Address:QWORD - - mov esi, DWORD PTR Address[0] - mov edi, DWORD PTR Address[4] - test edi, edi - jz AccesBelow4G - - push fs - call SetFsBase - xor ebx, ebx - mov al, fs:[ebx] - call RestoreHwcr - pop fs - jmp Done -AccesBelow4G: - mov al, ds:[esi] -Done: - ret - -Read64Mem8 ENDP - - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Read memory/MMIO word -; * -; * @param[in] Address - Memory Address -; * @retval Memory word at given address -; */ -Read64Mem16 PROC NEAR C PUBLIC USES EBX EDI ESI Address:QWORD - - mov esi, DWORD PTR Address[0] - mov edi, DWORD PTR Address[4] - test edi, edi - jz AccesBelow4G - - push fs - call SetFsBase - xor ebx, ebx - mov ax, fs:[ebx] - call RestoreHwcr - pop fs - jmp Done -AccesBelow4G: - mov ax, ds:[esi] -Done: - - ret - -Read64Mem16 ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Read memory/MMIO dword -; * -; * @param[in] Address - Memory Address -; * @retval Memory dword at given address -; */ -Read64Mem32 PROC NEAR C PUBLIC USES EBX EDI ESI Address:QWORD - - mov esi, DWORD PTR Address[0] - mov edi, DWORD PTR Address[4] - test edi, edi - jz AccesBelow4G - - push fs - call SetFsBase - xor ebx, ebx - mov eax, fs:[ebx] - call RestoreHwcr - pop fs - jmp Done -AccesBelow4G: - mov eax, ds:[esi] -Done: - ret - -Read64Mem32 ENDP - - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Write memory/MMIO byte -; * -; * @param[in] Address - Memory Address -; * @param[in] Value - Value to write -; */ - -Write64Mem8 PROC NEAR C PUBLIC USES EBX EDI ESI Address:QWORD, Data:BYTE - - mov esi, DWORD PTR Address[0] - mov edi, DWORD PTR Address[4] - test edi, edi - jz AccesBelow4G - - push fs - call SetFsBase - xor ebx, ebx - mov al, Data - mov fs:[ebx], al - call RestoreHwcr - pop fs - jmp Done -AccesBelow4G: - mov al, Data - mov ds:[esi], al -Done: - - ret - -Write64Mem8 ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Write memory/MMIO word -; * -; * @param[in] Address - Memory Address -; * @param[in] Value - Value to write -; */ -Write64Mem16 PROC NEAR C PUBLIC USES EBX EDI ESI Address:QWORD, Data:WORD - - mov esi, DWORD PTR Address[0] - mov edi, DWORD PTR Address[4] - test edi, edi - jz AccesBelow4G - - push fs - call SetFsBase - xor ebx, ebx - mov ax, Data - mov fs:[ebx], ax - call RestoreHwcr - pop fs - jmp Done -AccesBelow4G: - mov ax, Data - mov ds:[esi], ax -Done: - ret - -Write64Mem16 ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Write memory/MMIO dword -; * -; * @param[in] Address - Memory Address -; * @param[in] Value - Value to write -; */ -Write64Mem32 PROC NEAR C PUBLIC USES EBX EDI ESI Address:QWORD, Data:DWORD - - mov esi, DWORD PTR Address[0] - mov edi, DWORD PTR Address[4] - test edi, edi - jz AccesBelow4G - - push fs - call SetFsBase - xor ebx, ebx - mov eax, Data - mov fs:[ebx], eax - call RestoreHwcr - pop fs - jmp Done -AccesBelow4G: - mov eax, Data - mov ds:[esi], eax - -Done: - - ret - -Write64Mem32 ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Read various CPU registers -; * -; * @param[in] Reg Register ID (0/4 - CR0/CR4, 10h/11h/12h/13h/17h - DR0/DR1/DR2/DR3/DR7) -; * @param[in] Value Value to write -; */ - -LibAmdReadCpuReg PROC NEAR C Reg:BYTE, Value:NEAR PTR DWORD - pushad - push ds - - .if(Reg == 00h) - mov eax, cr0 - .elseif(Reg == 04h) - mov eax, cr4 - .elseif(Reg == 10h) - mov eax, dr0 - .elseif(Reg == 11h) - mov eax, dr1 - .elseif(Reg == 12h) - mov eax, dr2 - .elseif(Reg == 13h) - mov eax, dr3 - .elseif(Reg == 17h) - mov eax, dr7 - .else - xor eax,eax - .endif - - mov edi, Value - mov [edi], eax - - pop ds - popad - ret -LibAmdReadCpuReg ENDP - - - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Write various CPU registers -; * -; * @param[in] Reg Register ID (0/4 - CR0/CR4, 10h/11h/12h/13h/17h - DR0/DR1/DR2/DR3/DR7) -; * @param[in] Value Value to write -; */ - -LibAmdWriteCpuReg PROC NEAR C Reg:BYTE, Value:DWORD - mov eax, Value - - .if(Reg == 00h) - mov cr0, eax - .elseif(Reg == 4) - mov cr4, eax - .elseif(Reg == 10h) - mov dr0, eax - .elseif(Reg == 11h) - mov dr1, eax - .elseif(Reg == 12h) - mov dr2, eax - .elseif(Reg == 13h) - mov dr3, eax - .elseif(Reg == 17h) - mov dr7, eax - .endif - ret -LibAmdWriteCpuReg ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Write back invalidate caches using wbinvd. -; * -; * -; * -; */ - -PUBLIC LibAmdWriteBackInvalidateCache -LibAmdWriteBackInvalidateCache PROC NEAR C - wbinvd - ret -LibAmdWriteBackInvalidateCache ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Stop CPU -; * -; * -; * -; */ - -PUBLIC StopHere -StopHere PROC NEAR C -@@: - jmp short @b -StopHere ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Enter debugger on SimNow -; * -; * -; * -; */ -PUBLIC LibAmdSimNowEnterDebugger -LibAmdSimNowEnterDebugger PROC NEAR C - pushad - mov eax, 0BACCD00Bh ; Backdoor in SimNow - mov ebx, 2 ; Select breakpoint feature - cpuid -@@: - jmp short @b - popad - ret -LibAmdSimNowEnterDebugger ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * IDS IO port write -; * -; * @param[in] Address IO Port Address -; * @param[in] Value Value to write -; * @param[in] Flag IDS flags -; * -; */ - -PUBLIC IdsOutPort -IdsOutPort PROC NEAR C Address:DWORD, Value:DWORD ,Flag:DWORD - push edx - push eax - push ebx - mov edx, Address - mov eax, Value - mov ebx, Flag - out dx, eax - pop ebx - pop eax - pop edx - ret -IdsOutPort ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Force breakpoint on HDT -; * -; * -; */ -PUBLIC LibAmdHDTBreakPoint -LibAmdHDTBreakPoint PROC NEAR C - - pushad - - mov ecx, 0C001100Ah ;bit 0 = HDT redirect - mov edi, 09C5A203Ah ;Password - RDMSR ; - or al, 1 ; - WRMSR ; - mov al, 0B2h ;Marker = B2 - db 0F1h ;ICEBP - - popad - ret - -LibAmdHDTBreakPoint ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Find the most right hand side non-zero bit with . -; * -; * @param[in] Value Value -; */ -PUBLIC LibAmdBitScanForward -LibAmdBitScanForward PROC NEAR C Value:DWORD - mov eax, Value - bsf eax, Value - .if (Zero?) - mov al,32 - .endif - ret -LibAmdBitScanForward ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Find the most left hand side non-zero bit. -; * -; * @param[in] Value Value -; */ -PUBLIC LibAmdBitScanReverse -LibAmdBitScanReverse PROC NEAR C Value:DWORD - mov eax, Value - bsr eax, Value - .if (Zero?) - mov al,0FFh - .endif - ret -LibAmdBitScanReverse ENDP - -;/*---------------------------------------------------------------------------------------*/ -;/** -; * Flush specified number of cache line -; * -; * @param[in] Address Physical address to be flushed -; * @param[in] Count number of cachelines to be flushed -; */ -PUBLIC LibAmdCLFlush -LibAmdCLFlush PROC NEAR C Address:QWORD, Count:BYTE - pushad - mov ecx, 0C0010015h ; HWCR - rdmsr - mov esi, eax - mov edi, edx - bts eax, 17 ; HWCR.Wrap32Dis - wrmsr - xor eax, eax - mov edx, DWORD PTR Address[4] - mov ecx, 0C0000100h ; FS_BASE - wrmsr - mov eax, DWORD PTR Address[0] - movzx ecx, Count - @@: - mfence - clflush fs:[eax] - mfence - add eax,64 - loop @B - call RestoreHwcr - popad - ret -LibAmdCLFlush ENDP - -END |