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UeImageLib: Fix image debug address

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This commit is contained in:
Marvin Häuser 2023-11-30 10:00:06 +00:00 committed by Mike Beaton
parent d1d2a0ed1f
commit 948e8e854a
3 changed files with 12 additions and 12 deletions
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10
BaseTools/ImageTool/UeEmit.c
View File

@ -598,7 +598,7 @@ ToolImageEmitUeDebugTable (
)
{
UE_DEBUG_TABLE DebugTable;
uint8_t SymOffsetFactor;
uint8_t SymSubtrahendFactor;
uint32_t DebugTableOffset;
uint32_t DebugTableSize;
uint16_t Index;
@ -609,14 +609,14 @@ ToolImageEmitUeDebugTable (
assert (Image->DebugInfo.SymbolsPathLen <= MAX_UINT8);
assert (IS_ALIGNED (BaseAddressSubtrahend, Image->SegmentInfo.SegmentAlignment));
SymOffsetFactor = (uint8_t)(BaseAddressSubtrahend / Image->SegmentInfo.SegmentAlignment);
if (SymOffsetFactor > 0x03) {
SymSubtrahendFactor = (uint8_t)(BaseAddressSubtrahend / Image->SegmentInfo.SegmentAlignment);
if (SymSubtrahendFactor > 0x03) {
DEBUG_RAISE ();
return false;
}
DebugTable.ImageInfo = SymOffsetFactor;
assert (UE_DEBUG_TABLE_IMAGE_INFO_SYM_OFFSET_FACTOR (DebugTable.ImageInfo) == SymOffsetFactor);
DebugTable.ImageInfo = SymSubtrahendFactor;
assert (UE_DEBUG_TABLE_IMAGE_INFO_SYM_SUBTRAHEND_FACTOR (DebugTable.ImageInfo) == SymSubtrahendFactor);
assert ((DebugTable.ImageInfo & 0xFCU) == 0);
DebugTable.SymbolsPathLength = (uint8_t)Image->DebugInfo.SymbolsPathLen;

4
MdePkg/Include/IndustryStandard/UeImage.h
View File

@ -407,11 +407,11 @@ typedef struct {
(OFFSET_OF (UE_DEBUG_TABLE, SymbolsPath) + 1U)
/**
Retrieves the UE symbols address offset in SegmentAlignment-units.
Retrieves the UE symbol address subtrahend in SegmentAlignment-units.
@param[in] ImageInfo The UE debug table image information.
**/
#define UE_DEBUG_TABLE_IMAGE_INFO_SYM_OFFSET_FACTOR(ImageInfo) \
#define UE_DEBUG_TABLE_IMAGE_INFO_SYM_SUBTRAHEND_FACTOR(ImageInfo) \
((UINT8)((ImageInfo) & 0x03U))
/**

10
MdePkg/Library/BaseUeImageLib/UeImageLib.c
View File

@ -1231,21 +1231,21 @@ UeLoaderGetImageDebugAddress (
RETURN_STATUS Status;
CONST UE_DEBUG_TABLE *DebugTable;
UINT8 SymOffsetFactor;
UINT32 SymOffsetAddend;
UINT32 SymOffsetSubtrahend;
ASSERT (Context != NULL);
SymOffsetAddend = 0;
SymOffsetSubtrahend = 0;
Status = InternalGetDebugTable (Context, &DebugTable);
if (!RETURN_ERROR (Status)) {
SymOffsetFactor = UE_DEBUG_TABLE_IMAGE_INFO_SYM_OFFSET_FACTOR (
SymOffsetFactor = UE_DEBUG_TABLE_IMAGE_INFO_SYM_SUBTRAHEND_FACTOR (
DebugTable->ImageInfo
);
SymOffsetAddend = (UINT32)SymOffsetFactor * Context->SegmentAlignment;
SymOffsetSubtrahend = (UINT32)SymOffsetFactor * Context->SegmentAlignment;
}
return UeLoaderGetImageAddress (Context) + SymOffsetAddend;
return UeLoaderGetImageAddress (Context) - SymOffsetSubtrahend;
}
RETURN_STATUS