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Provide source level debug ability in *unix environment.

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[Background]
The UnixPkg provide an simulator in *unix. To support source level debug, we need force all modules be built as ELF shard objects and dynamically load all of modules using dlopen(). For peicore, peim and dxecore, we provide a wrapper to provide PeCoffLoader interface 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5382 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
eric_tian
2008-06-30 06:25:43 +00:00
parent ed0b86b183
commit 865c7e1722
3 changed files with 18 additions and 2 deletions
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15
UnixPkg/Sec/SecMain.c
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@ -983,6 +983,21 @@ SecNt32PeCoffRelocateImage (
(unsigned long)ImageContext->ImageAddress,
(unsigned long)ImageContext->EntryPoint);
Handle = dlopen(ImageContext->PdbPointer, RTLD_NOW);
if (Handle) {
Entry = dlsym(Handle, "_ModuleEntryPoint");
} else {
printf("%s\n", dlerror());
}
if (Entry != NULL) {
ImageContext->EntryPoint = Entry;
printf("Change %s Entrypoint to :0x%08lx\n", ImageContext->PdbPointer, Entry);
} else {
printf("Could not find _ModuleEntryPoint Entry, Module may be built error\n");
}
SecUnixLoaderBreak ();
return Status;