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[efi] Show details of intercepted LoadImage() calls 

Signed-off-by: Michael Brown <mcb30@ipxe.org>
pull/27/merge
Michael Brown 2014-08-27 03:13:12 +01:00
parent 8049a52840
commit 3357a8e369
1 changed files with 30 additions and 0 deletions
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30
src/interface/efi/efi_wrap.c
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@ -135,6 +135,35 @@ efi_locate_handle_wrapper ( EFI_LOCATE_SEARCH_TYPE search_type,
return efirc;
}
/**
* Wrap LoadImage()
*
*/
static EFI_STATUS EFIAPI
efi_load_image_wrapper ( BOOLEAN boot_policy, EFI_HANDLE parent_image_handle,
EFI_DEVICE_PATH_PROTOCOL *device_path,
VOID *source_buffer, UINTN source_size,
EFI_HANDLE *image_handle ) {
EFI_BOOT_SERVICES *bs = efi_systab->BootServices;
void *retaddr = __builtin_return_address ( 0 );
EFI_STATUS efirc;
DBGC ( colour, "LoadImage ( %d, %p %s, ", boot_policy,
parent_image_handle, efi_handle_name ( parent_image_handle ) );
DBGC ( colour, "%s, %p, %#llx, ... ) ",
efi_devpath_text ( device_path ), source_buffer,
( ( unsigned long long ) source_size ) );
efirc = bs->LoadImage ( boot_policy, parent_image_handle, device_path,
source_buffer, source_size, image_handle );
DBGC ( colour, "= %s ( ", efi_status ( efirc ) );
if ( efirc == 0 ) {
DBGC ( colour, "%p %s ", *image_handle,
efi_handle_name ( *image_handle ) );
}
DBGC ( colour, ") -> %p\n", retaddr );
return efirc;
}
/**
* Wrap LocateDevicePath()
*
@ -222,6 +251,7 @@ void efi_wrap ( EFI_HANDLE handle, EFI_LOADED_IMAGE_PROTOCOL *loaded ) {
efi_bs_wrapper.HandleProtocol = efi_handle_protocol_wrapper;
efi_bs_wrapper.LocateHandle = efi_locate_handle_wrapper;
efi_bs_wrapper.LocateDevicePath = efi_locate_device_path_wrapper;
efi_bs_wrapper.LoadImage = efi_load_image_wrapper;
efi_bs_wrapper.OpenProtocol = efi_open_protocol_wrapper;
efi_bs_wrapper.LocateProtocol = efi_locate_protocol_wrapper;