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ArmPkg/DefaultExceptionHandlerLib: improve formatting of backtrace 

Implement the backtrace formattting suggested by Andrew, i.e.,

  IRQ Exception at 0x000000005BE182B0
  PC 0x00005BE182B0 (0x00005BE14000+0x000042B0) [ 0] ArmCpuDxe.dll
  PC 0x00005BE15770 (0x00005BE14000+0x00001770) [ 0] ArmCpuDxe.dll
  PC 0x00005EF08CC8 (0x00005EEEB000+0x0001DCC8) [ 1] DxeCore.dll
  PC 0x00005EF09008 (0x00005EEEB000+0x0001E008) [ 1] DxeCore.dll
  PC 0x00005EEF6ACC (0x00005EEEB000+0x0000BACC) [ 1] DxeCore.dll
  PC 0x00005EF0963C (0x00005EEEB000+0x0001E63C) [ 1] DxeCore.dll
  PC 0x00005EF09A38 (0x00005EEEB000+0x0001EA38) [ 1] DxeCore.dll
  PC 0x00005EF01560 (0x00005EEEB000+0x00016560) [ 1] DxeCore.dll
  PC 0x00005EF02FB4 (0x00005EEEB000+0x00017FB4) [ 1] DxeCore.dll
  PC 0x00005EF03098 (0x00005EEEB000+0x00018098) [ 1] DxeCore.dll
  PC 0x00005EF0460C (0x00005EEEB000+0x0001960C) [ 1] DxeCore.dll
  PC 0x00005EF005C4 (0x00005EEEB000+0x000155C4) [ 1] DxeCore.dll
  PC 0x00005EF00360 (0x00005EEEB000+0x00015360) [ 1] DxeCore.dll
  PC 0x00005EF003C8 (0x00005EEEB000+0x000153C8) [ 1] DxeCore.dll
  PC 0x00005EF128D0 (0x00005EEEB000+0x000278D0) [ 1] DxeCore.dll
  PC 0x00005EF12930 (0x00005EEEB000+0x00027930) [ 1] DxeCore.dll
  PC 0x00005EEEF594 (0x00005EEEB000+0x00004594) [ 1] DxeCore.dll
  PC 0x00005EF0CF18 (0x00005EEEB000+0x00021F18) [ 1] DxeCore.dll
  PC 0x00005EF1A310 (0x00005EEEB000+0x0002F310) [ 1] DxeCore.dll
  PC 0x00005EEF1808 (0x00005EEEB000+0x00006808) [ 1] DxeCore.dll
  PC 0x00005EEF1E48 (0x00005EEEB000+0x00006E48) [ 1] DxeCore.dll
  PC 0x00005EF0A838 (0x00005EEEB000+0x0001F838) [ 1] DxeCore.dll
  PC 0x00005EEED70C (0x00005EEEB000+0x0000270C) [ 1] DxeCore.dll
  PC 0x00005EEEC93C (0x00005EEEB000+0x0000193C) [ 1] DxeCore.dll
  PC 0x00005EEEC024 (0x00005EEEB000+0x00001024) [ 1] DxeCore.dll

  [ 0] /home/ard/build/edk2/Build/ArmVirtQemu-AARCH64/DEBUG_GCC5/AARCH64/ArmPkg/Drivers/CpuDxe/CpuDxe/DEBUG/ArmCpuDxe.dll
  [ 1] /home/ard/build/edk2/Build/ArmVirtQemu-AARCH64/DEBUG_GCC5/AARCH64/MdeModulePkg/Core/Dxe/DxeMain/DEBUG/DxeCore.dll

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
This commit is contained in:
Ard Biesheuvel 2016-09-09 18:58:56 +01:00
parent 18b00c8c87
commit 062f9fd2cf
1 changed files with 36 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

54
ArmPkg/Library/DefaultExceptionHandlerLib/AArch64/DefaultExceptionHandler.c
View File

@ -169,31 +169,49 @@ DefaultExceptionHandler (
SerialPortWrite ((UINT8 *) Buffer, CharCount);
DEBUG_CODE_BEGIN ();
CHAR8 *Pdb;
CHAR8 *Pdb, *PrevPdb;
UINTN ImageBase;
UINTN PeCoffSizeOfHeader;
UINT64 *Fp;
UINT64 RootFp[2];
UINTN Idx;
Pdb = GetImageName (SystemContext.SystemContextAArch64->ELR, &ImageBase, &PeCoffSizeOfHeader);
PrevPdb = Pdb = GetImageName (SystemContext.SystemContextAArch64->ELR, &ImageBase, &PeCoffSizeOfHeader);
if (Pdb != NULL) {
DEBUG ((EFI_D_ERROR, "%a loaded at 0x%016lx \n", BaseName (Pdb), ImageBase));
DEBUG ((EFI_D_ERROR, "PC 0x%012lx (0x%012lx+0x%08x) [ 0] %a\n",
SystemContext.SystemContextAArch64->ELR, ImageBase,
SystemContext.SystemContextAArch64->ELR - ImageBase, BaseName (Pdb)));
Pdb = GetImageName (SystemContext.SystemContextAArch64->LR, &ImageBase,
&PeCoffSizeOfHeader);
if (Pdb != NULL) {
DEBUG ((EFI_D_ERROR, "called from %a (0x%016lx) loaded at 0x%016lx \n",
BaseName (Pdb), SystemContext.SystemContextAArch64->LR, ImageBase));
}
for (Fp = (UINT64 *)SystemContext.SystemContextAArch64->FP;
*Fp != 0;
Fp = (UINT64 *)Fp[0]) {
if (Fp[1] == SystemContext.SystemContextAArch64->LR) {
continue;
if ((UINT64 *)SystemContext.SystemContextAArch64->FP != 0) {
Idx = 0;
RootFp[0] = ((UINT64 *)SystemContext.SystemContextAArch64->FP)[0];
RootFp[1] = ((UINT64 *)SystemContext.SystemContextAArch64->FP)[1];
if (RootFp[1] != SystemContext.SystemContextAArch64->LR) {
RootFp[0] = SystemContext.SystemContextAArch64->FP;
RootFp[1] = SystemContext.SystemContextAArch64->LR;
}
Pdb = GetImageName (Fp[1], &ImageBase, &PeCoffSizeOfHeader);
if (Pdb != NULL) {
DEBUG ((EFI_D_ERROR, "called from %a (0x%016lx) loaded at 0x%016lx \n",
BaseName (Pdb), Fp[1], ImageBase));
for (Fp = RootFp; Fp[0] != 0; Fp = (UINT64 *)Fp[0]) {
Pdb = GetImageName (Fp[1], &ImageBase, &PeCoffSizeOfHeader);
if (Pdb != NULL) {
if (Pdb != PrevPdb) {
Idx++;
PrevPdb = Pdb;
}
DEBUG ((EFI_D_ERROR, "PC 0x%012lx (0x%012lx+0x%08x) [% 2d] %a\n",
Fp[1], ImageBase, Fp[1] - ImageBase, Idx, BaseName (Pdb)));
}
}
PrevPdb = Pdb = GetImageName (SystemContext.SystemContextAArch64->ELR, &ImageBase, &PeCoffSizeOfHeader);
DEBUG ((EFI_D_ERROR, "\n[ 0] %a\n", Pdb));
Idx = 0;
for (Fp = RootFp; Fp[0] != 0; Fp = (UINT64 *)Fp[0]) {
Pdb = GetImageName (Fp[1], &ImageBase, &PeCoffSizeOfHeader);
if (Pdb != NULL && Pdb != PrevPdb) {
DEBUG ((EFI_D_ERROR, "[% 2d] %a\n", ++Idx, Pdb));
PrevPdb = Pdb;
}
}
}
}