EMU_THUNK_PPI mSecEmuThunkPpi = {
GasketSecUnixPeiAutoScan,
GasketSecUnixFdAddress,
- GasketSecEmuThunkAddress,
- GasketSecUnixPeiLoadFile
+ GasketSecEmuThunkAddress
};
-EFI_PEI_TEMPORARY_RAM_SUPPORT_PPI mSecTemporaryRamSupportPpi = {
- GasketSecTemporaryRamSupport
-};
// The number of array elements is allocated base on parsing
// EFI_FIRMWARE_VOLUMES and the memory is never freed.
//
-UINTN gFdInfoCount = 0;
-EMU_FD_INFO *gFdInfo;
+UINTN gFdInfoCount = 0;
+EMU_FD_INFO *gFdInfo;
//
// Array that supports seperate memory rantes.
// The number of array elements is allocated base on parsing
// EFI_MEMORY_SIZE and the memory is never freed.
//
-UINTN gSystemMemoryCount = 0;
-EMU_SYSTEM_MEMORY *gSystemMemory;
+UINTN gSystemMemoryCount = 0;
+EMU_SYSTEM_MEMORY *gSystemMemory;
-EFI_PHYSICAL_ADDRESS *
-MapMemory (
- INTN fd,
- UINT64 length,
- INTN prot,
- INTN flags);
-
-EFI_STATUS
-MapFile (
- IN CHAR8 *FileName,
- IN OUT EFI_PHYSICAL_ADDRESS *BaseAddress,
- OUT UINT64 *Length
- );
-
-EFI_STATUS
-EFIAPI
-SecNt32PeCoffRelocateImage (
- IN OUT PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext
- );
-
-
-int
-main (
- IN int Argc,
- IN char **Argv,
- IN char **Envp
- )
/*++
Routine Description:
1 - Abnormal exit
**/
+int
+main (
+ IN int Argc,
+ IN char **Argv,
+ IN char **Envp
+ )
{
EFI_STATUS Status;
EFI_PHYSICAL_ADDRESS InitialStackMemory;
UINTN PeiIndex;
CHAR8 *FileName;
BOOLEAN Done;
- VOID *PeiCoreFile;
+ EFI_PEI_FILE_HANDLE FileHandle;
+ VOID *SecFile;
CHAR16 *MemorySizeStr;
CHAR16 *FirmwareVolumesStr;
UINTN *StackPointer;
- setbuf(stdout, 0);
- setbuf(stderr, 0);
+ setbuf (stdout, 0);
+ setbuf (stderr, 0);
MemorySizeStr = (CHAR16 *) PcdGetPtr (PcdEmuMemorySize);
FirmwareVolumesStr = (CHAR16 *) PcdGetPtr (PcdEmuFirmwareVolume);
- printf ("\nEDK SEC Main UNIX Emulation Environment from edk2.sourceforge.net\n");
+ printf ("\nEDK II UNIX Emulation Environment from edk2.sourceforge.net\n");
//
// PPIs pased into PEI_CORE
//
- AddThunkPpi (EFI_PEI_PPI_DESCRIPTOR_PPI, &gEfiTemporaryRamSupportPpiGuid, &mSecTemporaryRamSupportPpi);
AddThunkPpi (EFI_PEI_PPI_DESCRIPTOR_PPI, &gEmuThunkPpiGuid, &mSecEmuThunkPpi);
- AddThunkPpi (EFI_PEI_PPI_DESCRIPTOR_PPI, &gEmuPeiServicesTableUpdatePpiGuid, NULL);
SecInitThunkProtocol ();
AddThunkProtocol (&gPthreadThunkIo, (CHAR16 *)PcdGetPtr (PcdEmuApCount), FALSE);
// EmuSecLibConstructor ();
+
+
+ gPpiList = GetThunkPpiList ();
+
#ifdef __APPLE__
//
printf (" BootMode 0x%02x\n", (unsigned int)PcdGet32 (PcdEmuBootMode));
//
- // Open up a 128K file to emulate temp memory for PEI.
+ // Open up a 128K file to emulate temp memory for SEC.
// on a real platform this would be SRAM, or using the cache as RAM.
// Set InitialStackMemory to zero so UnixOpenFile will allocate a new mapping
//
InitialStackMemorySize = STACK_SIZE;
- InitialStackMemory = (UINTN)MapMemory(0,
- (UINT32) InitialStackMemorySize,
- PROT_READ | PROT_WRITE | PROT_EXEC,
- MAP_ANONYMOUS | MAP_PRIVATE);
+ InitialStackMemory = (UINTN)MapMemory (
+ 0, (UINT32) InitialStackMemorySize,
+ PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANONYMOUS | MAP_PRIVATE
+ );
if (InitialStackMemory == 0) {
printf ("ERROR : Can not open SecStack Exiting\n");
exit (1);
}
- printf (" SEC passing in %u KB of temp RAM at 0x%08lx to PEI\n",
+ printf (" OS Emulator passing in %u KB of temp RAM at 0x%08lx to SEC\n",
(unsigned int)(InitialStackMemorySize / 1024),
- (unsigned long)InitialStackMemory);
+ (unsigned long)InitialStackMemory
+ );
for (StackPointer = (UINTN*) (UINTN) InitialStackMemory;
StackPointer < (UINTN*)(UINTN)((UINTN) InitialStackMemory + (UINT64) InitialStackMemorySize);
}
Index2 = 0;
- for (Done = FALSE, Index = 0, PeiIndex = 0, PeiCoreFile = NULL;
+ for (Done = FALSE, Index = 0, PeiIndex = 0, SecFile = NULL;
FirmwareVolumesStr[Index2] != 0;
Index++) {
- for (Index1 = 0; (FirmwareVolumesStr[Index2] != '!') && (FirmwareVolumesStr[Index2] != 0); Index2++)
+ for (Index1 = 0; (FirmwareVolumesStr[Index2] != '!') && (FirmwareVolumesStr[Index2] != 0); Index2++) {
FileName[Index1++] = FirmwareVolumesStr[Index2];
- if (FirmwareVolumesStr[Index2] == '!')
+ }
+ if (FirmwareVolumesStr[Index2] == '!') {
Index2++;
+ }
FileName[Index1] = '\0';
//
// Open the FD and remmeber where it got mapped into our processes address space
//
Status = MapFile (
- FileName,
- &gFdInfo[Index].Address,
- &gFdInfo[Index].Size
- );
+ FileName,
+ &gFdInfo[Index].Address,
+ &gFdInfo[Index].Size
+ );
if (EFI_ERROR (Status)) {
printf ("ERROR : Can not open Firmware Device File %s (%x). Exiting.\n", FileName, (unsigned int)Status);
exit (1);
}
- printf (" FD loaded from %s at 0x%08lx",
- FileName, (unsigned long)gFdInfo[Index].Address);
+ printf (" FD loaded from %s at 0x%08lx",FileName, (unsigned long)gFdInfo[Index].Address);
- if (PeiCoreFile == NULL) {
+ if (SecFile == NULL) {
//
- // Assume the beginning of the FD is an FV and look for the PEI Core.
+ // Assume the beginning of the FD is an FV and look for the SEC Core.
// Load the first one we find.
//
- Status = SecFfsFindPeiCore ((EFI_FIRMWARE_VOLUME_HEADER *) (UINTN) gFdInfo[Index].Address, &PeiCoreFile);
+ FileHandle = NULL;
+ Status = PeiServicesFfsFindNextFile (
+ EFI_FV_FILETYPE_SECURITY_CORE,
+ (EFI_PEI_FV_HANDLE)(UINTN)gFdInfo[Index].Address,
+ &FileHandle
+ );
if (!EFI_ERROR (Status)) {
- PeiIndex = Index;
- printf (" contains SEC Core");
+ Status = PeiServicesFfsFindSectionData (EFI_SECTION_PE32, FileHandle, &SecFile);
+ if (!EFI_ERROR (Status)) {
+ PeiIndex = Index;
+ printf (" contains SEC Core");
+ }
}
}
Index1++;
}
gSystemMemory[Index++].Size = val * 0x100000;
- if (MemorySizeStr[Index1] == 0)
+ if (MemorySizeStr[Index1] == 0) {
break;
+ }
Index1++;
}
printf ("\n");
//
- // Hand off to PEI Core
+ // Hand off to SEC
//
- SecLoadFromCore ((UINTN) InitialStackMemory, (UINTN) InitialStackMemorySize, (UINTN) gFdInfo[0].Address, PeiCoreFile);
+ SecLoadFromCore ((UINTN) InitialStackMemory, (UINTN) InitialStackMemorySize, (UINTN) gFdInfo[0].Address, SecFile);
//
- // If we get here, then the PEI Core returned. This is an error as PEI should
- // always hand off to DXE.
+ // If we get here, then the SEC Core returned. This is an error as SEC should
+ // always hand off to PEI Core and then on to DXE Core.
//
- printf ("ERROR : PEI Core returned\n");
+ printf ("ERROR : SEC returned\n");
exit (1);
}
+
EFI_PHYSICAL_ADDRESS *
MapMemory (
INTN fd,
}
if ((((UINTN)res) & ~(align-1)) == (UINTN)res) {
isAligned=1;
- }
- else {
+ } else {
munmap(res, length);
base += align;
}
return res;
}
-EFI_STATUS
-MapFile (
- IN CHAR8 *FileName,
- IN OUT EFI_PHYSICAL_ADDRESS *BaseAddress,
- OUT UINT64 *Length
- )
+
/*++
Routine Description:
EFI_DEVICE_ERROR - An error occured attempting to map the opened file
**/
+EFI_STATUS
+MapFile (
+ IN CHAR8 *FileName,
+ IN OUT EFI_PHYSICAL_ADDRESS *BaseAddress,
+ OUT UINT64 *Length
+ )
{
int fd;
VOID *res;
UINTN FileSize;
fd = open (FileName, O_RDONLY);
- if (fd < 0)
+ if (fd < 0) {
return EFI_NOT_FOUND;
+ }
FileSize = lseek (fd, 0, SEEK_END);
- res = MapMemory(fd, FileSize, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE);
+ res = MapMemory (fd, FileSize, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE);
close (fd);
- if (res == MAP_FAILED)
+ if (res == MAP_FAILED) {
return EFI_DEVICE_ERROR;
-
+ }
+
*Length = (UINT64) FileSize;
*BaseAddress = (EFI_PHYSICAL_ADDRESS) (UINTN) res;
-VOID
-SecLoadFromCore (
- IN UINTN LargestRegion,
- IN UINTN LargestRegionSize,
- IN UINTN BootFirmwareVolumeBase,
- IN VOID *PeiCorePe32File
- )
/*++
Routine Description:
- This is the service to load the PEI Core from the Firmware Volume
+ This is the service to load the SEC Core from the Firmware Volume
Arguments:
- LargestRegion - Memory to use for PEI.
+ LargestRegion - Memory to use for SEC.
LargestRegionSize - Size of Memory to use for PEI
BootFirmwareVolumeBase - Start of the Boot FV
- PeiCorePe32File - PEI Core PE32
+ PeiCorePe32File - SEC PE32
Returns:
Success means control is transfered and thus we should never return
**/
+VOID
+SecLoadFromCore (
+ IN UINTN LargestRegion,
+ IN UINTN LargestRegionSize,
+ IN UINTN BootFirmwareVolumeBase,
+ IN VOID *PeiCorePe32File
+ )
{
EFI_STATUS Status;
EFI_PHYSICAL_ADDRESS TopOfMemory;
VOID *TopOfStack;
- UINT64 PeiCoreSize;
EFI_PHYSICAL_ADDRESS PeiCoreEntryPoint;
- EFI_PHYSICAL_ADDRESS PeiImageAddress;
EFI_SEC_PEI_HAND_OFF *SecCoreData;
UINTN PeiStackSize;
//
// Bind this information into the SEC hand-off state
//
- SecCoreData = (EFI_SEC_PEI_HAND_OFF*)(UINTN) TopOfStack;
+ SecCoreData = (EFI_SEC_PEI_HAND_OFF*)(UINTN) TopOfStack;
SecCoreData->DataSize = sizeof(EFI_SEC_PEI_HAND_OFF);
SecCoreData->BootFirmwareVolumeBase = (VOID*)BootFirmwareVolumeBase;
SecCoreData->BootFirmwareVolumeSize = PcdGet32 (PcdEmuFirmwareFdSize);
SecCoreData->PeiTemporaryRamSize = STACK_SIZE - PeiStackSize;
//
- // Load the PEI Core from a Firmware Volume
+ // Find the SEC Core Entry Point
//
- Status = SecUnixPeiLoadFile (
- PeiCorePe32File,
- &PeiImageAddress,
- &PeiCoreSize,
- &PeiCoreEntryPoint
- );
+ Status = SecPeCoffGetEntryPoint (PeiCorePe32File, (VOID **)&PeiCoreEntryPoint);
if (EFI_ERROR (Status)) {
return ;
}
//
- // Transfer control to the PEI Core
+ // Transfer control to the SEC Core
//
PeiSwitchStacks (
(SWITCH_STACK_ENTRY_POINT) (UINTN) PeiCoreEntryPoint,
SecCoreData,
- (VOID *)GetThunkPpiList (),
+ (VOID *)gPpiList,
NULL,
TopOfStack
);
//
- // If we get here, then the PEI Core returned. This is an error
+ // If we get here, then the SEC Core returned. This is an error
//
return ;
}
-EFI_STATUS
-EFIAPI
-SecUnixPeiAutoScan (
- IN UINTN Index,
- OUT EFI_PHYSICAL_ADDRESS *MemoryBase,
- OUT UINT64 *MemorySize
- )
+
/*++
Routine Description:
EFI_UNSUPPORTED - If Index is not supported
**/
+EFI_STATUS
+EFIAPI
+SecUnixPeiAutoScan (
+ IN UINTN Index,
+ OUT EFI_PHYSICAL_ADDRESS *MemoryBase,
+ OUT UINT64 *MemorySize
+ )
{
void *res;
}
*MemoryBase = 0;
- res = MapMemory(0, gSystemMemory[Index].Size,
- PROT_READ | PROT_WRITE | PROT_EXEC,
- MAP_PRIVATE | MAP_ANONYMOUS);
- if (res == MAP_FAILED)
+ res = MapMemory (
+ 0, gSystemMemory[Index].Size,
+ PROT_READ | PROT_WRITE | PROT_EXEC,
+ MAP_PRIVATE | MAP_ANONYMOUS
+ );
+ if (res == MAP_FAILED) {
return EFI_DEVICE_ERROR;
+ }
*MemorySize = gSystemMemory[Index].Size;
*MemoryBase = (UINTN)res;
gSystemMemory[Index].Memory = *MemoryBase;
return EFI_SUCCESS;
}
-VOID *
-EFIAPI
-SecEmuThunkAddress (
- VOID
- )
+
/*++
Routine Description:
EFI_SUCCESS - Data returned
**/
+VOID *
+EFIAPI
+SecEmuThunkAddress (
+ VOID
+ )
{
return &gEmuThunkProtocol;
}
-EFI_STATUS
-SecUnixPeiLoadFile (
- IN VOID *Pe32Data,
- OUT EFI_PHYSICAL_ADDRESS *ImageAddress,
- OUT UINT64 *ImageSize,
- OUT EFI_PHYSICAL_ADDRESS *EntryPoint
- )
-/*++
-
-Routine Description:
- Loads and relocates a PE/COFF image into memory.
-
-Arguments:
- Pe32Data - The base address of the PE/COFF file that is to be loaded and relocated
- ImageAddress - The base address of the relocated PE/COFF image
- ImageSize - The size of the relocated PE/COFF image
- EntryPoint - The entry point of the relocated PE/COFF image
-
-Returns:
- EFI_SUCCESS - The file was loaded and relocated
- EFI_OUT_OF_RESOURCES - There was not enough memory to load and relocate the PE/COFF file
-
-**/
-{
- EFI_STATUS Status;
- PE_COFF_LOADER_IMAGE_CONTEXT ImageContext;
-
- ZeroMem (&ImageContext, sizeof (ImageContext));
- ImageContext.Handle = Pe32Data;
-
- ImageContext.ImageRead = (PE_COFF_LOADER_READ_FILE) SecImageRead;
-
- Status = PeCoffLoaderGetImageInfo (&ImageContext);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
-
- //
- // Allocate space in UNIX (not emulator) memory. Extra space is for alignment
- //
- ImageContext.ImageAddress = (EFI_PHYSICAL_ADDRESS) (UINTN) MapMemory (
- 0,
- (UINT32) (ImageContext.ImageSize + (ImageContext.SectionAlignment * 2)),
- PROT_READ | PROT_WRITE | PROT_EXEC,
- MAP_ANONYMOUS | MAP_PRIVATE
- );
- if (ImageContext.ImageAddress == 0) {
- return EFI_OUT_OF_RESOURCES;
- }
-
- //
- // Align buffer on section boundry
- //
- ImageContext.ImageAddress += ImageContext.SectionAlignment - 1;
- ImageContext.ImageAddress &= ~((EFI_PHYSICAL_ADDRESS)(ImageContext.SectionAlignment - 1));
-
-
- Status = PeCoffLoaderLoadImage (&ImageContext);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- Status = PeCoffLoaderRelocateImage (&ImageContext);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
-
- SecPeCoffRelocateImageExtraAction (&ImageContext);
-
- //
- // BugBug: Flush Instruction Cache Here when CPU Lib is ready
- //
-
- *ImageAddress = ImageContext.ImageAddress;
- *ImageSize = ImageContext.ImageSize;
- *EntryPoint = ImageContext.EntryPoint;
-
- return EFI_SUCCESS;
-}
-
RETURN_STATUS
EFIAPI
IN OUT VOID **EntryPoint
)
{
- EFI_STATUS Status;
- EFI_PHYSICAL_ADDRESS ImageAddress;
- UINT64 ImageSize;
- EFI_PHYSICAL_ADDRESS PhysEntryPoint;
+ EFI_STATUS Status;
+ PE_COFF_LOADER_IMAGE_CONTEXT ImageContext;
+
+ ImageContext.ImageAddress = (EFI_PHYSICAL_ADDRESS)(UINTN)Pe32Data;
+ ImageContext.SizeOfHeaders = PeCoffGetSizeOfHeaders (Pe32Data);
+ ImageContext.PdbPointer = PeCoffLoaderGetPdbPointer (Pe32Data);
+ Status = PeCoffLoaderGetEntryPoint (Pe32Data, EntryPoint);
+ if (!EFI_ERROR (Status)) {
+ return Status;
+ }
- Status = SecUnixPeiLoadFile (Pe32Data, &ImageAddress, &ImageSize, &PhysEntryPoint);
+ ImageContext.EntryPoint = (UINTN)EntryPoint;
- *EntryPoint = (VOID *)(UINTN)PhysEntryPoint;
+ // On Unix a dlopen is done that will change the entry point
+ SecPeCoffRelocateImageExtraAction (&ImageContext);
+ *EntryPoint = (VOID *)(UINTN)ImageContext.EntryPoint;
+
return Status;
}
-EFI_STATUS
-EFIAPI
-SecUnixFdAddress (
- IN UINTN Index,
- IN OUT EFI_PHYSICAL_ADDRESS *FdBase,
- IN OUT UINT64 *FdSize,
- IN OUT EFI_PHYSICAL_ADDRESS *FixUp
- )
/*++
Routine Description:
EFI_UNSUPPORTED - Index does nto map to an FD in the system
**/
+EFI_STATUS
+EFIAPI
+SecUnixFdAddress (
+ IN UINTN Index,
+ IN OUT EFI_PHYSICAL_ADDRESS *FdBase,
+ IN OUT UINT64 *FdSize,
+ IN OUT EFI_PHYSICAL_ADDRESS *FixUp
+ )
{
if (Index >= gFdInfoCount) {
return EFI_UNSUPPORTED;
return EFI_SUCCESS;
}
-EFI_STATUS
-EFIAPI
-SecImageRead (
- IN VOID *FileHandle,
- IN UINTN FileOffset,
- IN OUT UINTN *ReadSize,
- OUT VOID *Buffer
- )
-/*++
-Routine Description:
- Support routine for the PE/COFF Loader that reads a buffer from a PE/COFF file
-
-Arguments:
- FileHandle - The handle to the PE/COFF file
- FileOffset - The offset, in bytes, into the file to read
- ReadSize - The number of bytes to read from the file starting at FileOffset
- Buffer - A pointer to the buffer to read the data into.
-
-Returns:
- EFI_SUCCESS - ReadSize bytes of data were read into Buffer from the PE/COFF file starting at FileOffset
-
-**/
-{
- CHAR8 *Destination8;
- CHAR8 *Source8;
- UINTN Length;
-
- Destination8 = Buffer;
- Source8 = (CHAR8 *) ((UINTN) FileHandle + FileOffset);
- Length = *ReadSize;
- while (Length--) {
- *(Destination8++) = *(Source8++);
- }
-
- return EFI_SUCCESS;
-}
-
-UINTN
-CountSeperatorsInString (
- IN const CHAR16 *String,
- IN CHAR16 Seperator
- )
/*++
Routine Description:
Number of Seperator in String
**/
+UINTN
+CountSeperatorsInString (
+ IN const CHAR16 *String,
+ IN CHAR16 Seperator
+ )
{
UINTN Count;
}
-EFI_STATUS
-AddHandle (
- IN PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext,
- IN VOID *ModHandle
- )
/*++
Routine Description:
EFI_SUCCESS - ModHandle was stored.
**/
+EFI_STATUS
+AddHandle (
+ IN PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext,
+ IN VOID *ModHandle
+ )
{
UINTN Index;
IMAGE_CONTEXT_TO_MOD_HANDLE *Array;
}
-VOID *
-RemoveHandle (
- IN PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext
- )
/*++
Routine Description:
NULL - No ModHandle associated with ImageContext
**/
+VOID *
+RemoveHandle (
+ IN PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext
+ )
{
UINTN Index;
IMAGE_CONTEXT_TO_MOD_HANDLE *Array;
// b SecGdbScriptBreak
// command
// silent
-// source SecMain.dll.gdb
+// source SecMain.gdb
// c
// end
//
return;
}
- fprintf (stderr,
+ fprintf (
+ stderr,
"Loading %s 0x%08lx - entry point 0x%08lx\n",
ImageContext->PdbPointer,
(unsigned long)ImageContext->ImageAddress,
- (unsigned long)ImageContext->EntryPoint);
+ (unsigned long)ImageContext->EntryPoint
+ );
Handle = dlopen (ImageContext->PdbPointer, RTLD_NOW);
if (Entry != NULL) {
ImageContext->EntryPoint = (UINTN)Entry;
- printf("Change %s Entrypoint to :0x%08lx\n", ImageContext->PdbPointer, (unsigned long)Entry);
+ printf ("Change %s Entrypoint to :0x%08lx\n", ImageContext->PdbPointer, (unsigned long)Entry);
}
SecUnixLoaderBreak ();
projects / mirror_edk2.git / blobdiff