diff options
Diffstat (limited to 'BeagleBoardPkg/Sec')
| -rwxr-xr-x | BeagleBoardPkg/Sec/Sec.c | 106 | ||||
| -rwxr-xr-x | BeagleBoardPkg/Sec/Sec.inf | 1 |
2 files changed, 106 insertions, 1 deletions
diff --git a/BeagleBoardPkg/Sec/Sec.c b/BeagleBoardPkg/Sec/Sec.c index 321b35940c..5b4d2946db 100755 --- a/BeagleBoardPkg/Sec/Sec.c +++ b/BeagleBoardPkg/Sec/Sec.c @@ -21,12 +21,24 @@ #include <Library/IoLib.h>
#include <Library/OmapLib.h>
#include <Library/ArmLib.h>
+#include <Library/PeCoffGetEntryPointLib.h>
#include <Ppi/GuidedSectionExtraction.h>
#include <Omap3530/Omap3530.h>
VOID
+EFIAPI
+_ModuleEntryPoint(
+ VOID
+ );
+
+CHAR8 *
+DeCygwinPathIfNeeded (
+ IN CHAR8 *Name
+ );
+
+VOID
PadConfiguration (
VOID
);
@@ -113,6 +125,53 @@ LzmaDecompressLibConstructor ( VOID
);
+/**
+ If the build is done on cygwin the paths are cygpaths.
+ /cygdrive/c/tmp.txt vs c:\tmp.txt so we need to convert
+ them to work with RVD commands
+
+ This is just code to help print out RVD symbol load command.
+ If you build with cygwin paths aren't compatible with RVD.
+
+ @param Name Path to convert if needed
+
+**/
+CHAR8 *
+SecDeCygwinPathIfNeeded (
+ IN CHAR8 *Name
+ )
+{
+ CHAR8 *Ptr;
+ UINTN Index;
+ UINTN Len;
+
+ Ptr = AsciiStrStr (Name, "/cygdrive/");
+ if (Ptr == NULL) {
+ return Name;
+ }
+
+ Len = AsciiStrLen (Ptr);
+
+ // convert "/cygdrive" to spaces
+ for (Index = 0; Index < 9; Index++) {
+ Ptr[Index] = ' ';
+ }
+
+ // convert /c to c:
+ Ptr[9] = Ptr[10];
+ Ptr[10] = ':';
+
+ // switch path seperators
+ for (Index = 11; Index < Len; Index++) {
+ if (Ptr[Index] == '/') {
+ Ptr[Index] = '\\' ;
+ }
+ }
+
+ return Name;
+}
+
+
VOID
CEntryPoint (
IN VOID *MemoryBase,
@@ -147,7 +206,52 @@ CEntryPoint ( // Start talking
UartInit();
- DEBUG((EFI_D_ERROR, "UART Test Line\n"));
+ DEBUG((EFI_D_ERROR, "UART Enabled\n"));
+
+ DEBUG_CODE_BEGIN ();
+ //
+ // On a debug build print out information about the SEC. This is really info about
+ // the PE/COFF file we are currently running from. Useful for loading symbols in a
+ // debugger. Remember our image is really part of the FV.
+ //
+ RETURN_STATUS Status;
+ EFI_PEI_FV_HANDLE VolumeHandle;
+ EFI_PEI_FILE_HANDLE FileHandle;
+ VOID *PeCoffImage;
+ UINT32 Offset;
+ CHAR8 *FilePath;
+ + FfsAnyFvFindFirstFile (EFI_FV_FILETYPE_SECURITY_CORE, &VolumeHandle, &FileHandle); + Status = FfsFindSectionData (EFI_SECTION_TE, FileHandle, &PeCoffImage); + if (EFI_ERROR (Status)) { + // Usually is a TE (PI striped down PE/COFF), but could be a full PE/COFF + Status = FfsFindSectionData (EFI_SECTION_PE32, FileHandle, &PeCoffImage); + } + if (!EFI_ERROR (Status)) { + Offset = PeCoffGetSizeOfHeaders (PeCoffImage);
+ FilePath = PeCoffLoaderGetPdbPointer (PeCoffImage); + if (FilePath != NULL) { + + // + // In general you should never have to use #ifdef __CC_ARM in the code. It + // is hidden in the away in the MdePkg. But here we would like to print differnt things + // for different toolchains. + // +#ifdef __CC_ARM + // Print out the command for the RVD debugger to load symbols for this image + DEBUG ((EFI_D_ERROR, "load /a /ni /np %a &0x%08x\n", SecDeCygwinPathIfNeeded (FilePath), PeCoffImage + Offset)); +#elif __GNUC__
+ // This may not work correctly if you generate PE/COFF directlyas then the Offset would not be required + DEBUG ((EFI_D_ERROR, "add-symbol-file %a 0x%08x\n", FilePath, PeCoffImage + Offset)); +#else
+ DEBUG ((EFI_D_ERROR, "SEC starts at 0x%08x with an entry point at 0x%08x %a\n", PeCoffImage, _ModuleEntryPoint, FilePath)); +#endif
+ }
+ } + + DEBUG_CODE_END ();
+
+
// Start up a free running time so that the timer lib will work
TimerInit();
diff --git a/BeagleBoardPkg/Sec/Sec.inf b/BeagleBoardPkg/Sec/Sec.inf index ba4c9048d2..79a5eb4b10 100755 --- a/BeagleBoardPkg/Sec/Sec.inf +++ b/BeagleBoardPkg/Sec/Sec.inf @@ -46,6 +46,7 @@ ExtractGuidedSectionLib LzmaDecompressLib OmapLib + PeCoffGetEntryPointLib [FeaturePcd] gEmbeddedTokenSpaceGuid.PcdCacheEnable |