X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=UefiCpuPkg%2FResetVector%2FVtf0%2FTools%2FFixupForRawSection.py;h=a9f21db3f81d99e257cb0dceae950e130527cb95;hp=7833f4b7667bdf4ec49fb670827f24c92be4a2ab;hb=7798fb83de4b2505a8e17457256b113a05d8475c;hpb=af0202a4ca3ca50c4c0166531980ce9b3884d6c6 diff --git a/UefiCpuPkg/ResetVector/Vtf0/Tools/FixupForRawSection.py b/UefiCpuPkg/ResetVector/Vtf0/Tools/FixupForRawSection.py index 7833f4b766..a9f21db3f8 100644 --- a/UefiCpuPkg/ResetVector/Vtf0/Tools/FixupForRawSection.py +++ b/UefiCpuPkg/ResetVector/Vtf0/Tools/FixupForRawSection.py @@ -1,110 +1,110 @@ -## @file -# Apply fixup to VTF binary image for FFS Raw section -# -# Copyright (c) 2008, 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. -# - -import sys - -filename = sys.argv[1] - -if filename.lower().find('ia32') >= 0: - d = open(sys.argv[1], 'rb').read() - c = ((len(d) + 4 + 7) & ~7) - 4 - if c > len(d): - c -= len(d) - f = open(sys.argv[1], 'wb') - f.write('\x90' * c) - f.write(d) - f.close() -else: - from struct import pack - - PAGE_PRESENT = 0x01 - PAGE_READ_WRITE = 0x02 - PAGE_USER_SUPERVISOR = 0x04 - PAGE_WRITE_THROUGH = 0x08 - PAGE_CACHE_DISABLE = 0x010 - PAGE_ACCESSED = 0x020 - PAGE_DIRTY = 0x040 - PAGE_PAT = 0x080 - PAGE_GLOBAL = 0x0100 - PAGE_2M_MBO = 0x080 - PAGE_2M_PAT = 0x01000 - - def NopAlign4k(s): - c = ((len(s) + 0xfff) & ~0xfff) - len(s) - return ('\x90' * c) + s - - def PageDirectoryEntries4GbOf2MbPages(baseAddress): - - s = '' - for i in range(0x800): - i = ( - baseAddress + long(i << 21) + - PAGE_2M_MBO + - PAGE_CACHE_DISABLE + - PAGE_ACCESSED + - PAGE_DIRTY + - PAGE_READ_WRITE + - PAGE_PRESENT - ) - s += pack('Q', i) - return s - - def PageDirectoryPointerTable4GbOf2MbPages(pdeBase): - s = '' - for i in range(0x200): - i = ( - pdeBase + - (min(i, 3) << 12) + - PAGE_CACHE_DISABLE + - PAGE_ACCESSED + - PAGE_READ_WRITE + - PAGE_PRESENT - ) - s += pack('Q', i) - return s - - def PageMapLevel4Table4GbOf2MbPages(pdptBase): - s = '' - for i in range(0x200): - i = ( - pdptBase + - (min(i, 0) << 12) + - PAGE_CACHE_DISABLE + - PAGE_ACCESSED + - PAGE_READ_WRITE + - PAGE_PRESENT - ) - s += pack('Q', i) - return s - - def First4GbPageEntries(topAddress): - PDE = PageDirectoryEntries4GbOf2MbPages(0L) - pml4tBase = topAddress - 0x1000 - pdptBase = pml4tBase - 0x1000 - pdeBase = pdptBase - len(PDE) - PDPT = PageDirectoryPointerTable4GbOf2MbPages(pdeBase) - PML4T = PageMapLevel4Table4GbOf2MbPages(pdptBase) - return PDE + PDPT + PML4T - - def AlignAndAddPageTables(): - d = open(sys.argv[1], 'rb').read() - code = NopAlign4k(d) - topAddress = 0x100000000 - len(code) - d = ('\x90' * 4) + First4GbPageEntries(topAddress) + code - f = open(sys.argv[1], 'wb') - f.write(d) - f.close() - - AlignAndAddPageTables() - +## @file +# Apply fixup to VTF binary image for FFS Raw section +# +# Copyright (c) 2008, 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. +# + +import sys + +filename = sys.argv[1] + +if filename.lower().find('ia32') >= 0: + d = open(sys.argv[1], 'rb').read() + c = ((len(d) + 4 + 7) & ~7) - 4 + if c > len(d): + c -= len(d) + f = open(sys.argv[1], 'wb') + f.write('\x90' * c) + f.write(d) + f.close() +else: + from struct import pack + + PAGE_PRESENT = 0x01 + PAGE_READ_WRITE = 0x02 + PAGE_USER_SUPERVISOR = 0x04 + PAGE_WRITE_THROUGH = 0x08 + PAGE_CACHE_DISABLE = 0x010 + PAGE_ACCESSED = 0x020 + PAGE_DIRTY = 0x040 + PAGE_PAT = 0x080 + PAGE_GLOBAL = 0x0100 + PAGE_2M_MBO = 0x080 + PAGE_2M_PAT = 0x01000 + + def NopAlign4k(s): + c = ((len(s) + 0xfff) & ~0xfff) - len(s) + return ('\x90' * c) + s + + def PageDirectoryEntries4GbOf2MbPages(baseAddress): + + s = '' + for i in range(0x800): + i = ( + baseAddress + long(i << 21) + + PAGE_2M_MBO + + PAGE_CACHE_DISABLE + + PAGE_ACCESSED + + PAGE_DIRTY + + PAGE_READ_WRITE + + PAGE_PRESENT + ) + s += pack('Q', i) + return s + + def PageDirectoryPointerTable4GbOf2MbPages(pdeBase): + s = '' + for i in range(0x200): + i = ( + pdeBase + + (min(i, 3) << 12) + + PAGE_CACHE_DISABLE + + PAGE_ACCESSED + + PAGE_READ_WRITE + + PAGE_PRESENT + ) + s += pack('Q', i) + return s + + def PageMapLevel4Table4GbOf2MbPages(pdptBase): + s = '' + for i in range(0x200): + i = ( + pdptBase + + (min(i, 0) << 12) + + PAGE_CACHE_DISABLE + + PAGE_ACCESSED + + PAGE_READ_WRITE + + PAGE_PRESENT + ) + s += pack('Q', i) + return s + + def First4GbPageEntries(topAddress): + PDE = PageDirectoryEntries4GbOf2MbPages(0L) + pml4tBase = topAddress - 0x1000 + pdptBase = pml4tBase - 0x1000 + pdeBase = pdptBase - len(PDE) + PDPT = PageDirectoryPointerTable4GbOf2MbPages(pdeBase) + PML4T = PageMapLevel4Table4GbOf2MbPages(pdptBase) + return PDE + PDPT + PML4T + + def AlignAndAddPageTables(): + d = open(sys.argv[1], 'rb').read() + code = NopAlign4k(d) + topAddress = 0x100000000 - len(code) + d = ('\x90' * 4) + First4GbPageEntries(topAddress) + code + f = open(sys.argv[1], 'wb') + f.write(d) + f.close() + + AlignAndAddPageTables() +