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[efi] Disambiguate errors returned by ConnectController 

Signed-off-by: Michael Brown <mcb30@ipxe.org>
pull/110/head
Michael Brown 2020-03-14 09:49:49 +00:00
parent efc1ae5aba
commit bdf0e029ae
1 changed files with 15 additions and 1 deletions
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16
src/interface/efi/efi_driver.c
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@ -39,6 +39,20 @@ FILE_LICENCE ( GPL2_OR_LATER );
*
*/
/* Disambiguate the various error causes */
#define EINFO_EEFI_CONNECT \
__einfo_uniqify ( EINFO_EPLATFORM, 0x01, \
"Could not connect controllers" )
#define EINFO_EEFI_CONNECT_PROHIBITED \
__einfo_platformify ( EINFO_EEFI_CONNECT, \
EFI_SECURITY_VIOLATION, \
"Connecting controllers prohibited by " \
"security policy" )
#define EEFI_CONNECT_PROHIBITED \
__einfo_error ( EINFO_EEFI_CONNECT_PROHIBITED )
#define EEFI_CONNECT( efirc ) EPLATFORM ( EINFO_EEFI_CONNECT, efirc, \
EEFI_CONNECT_PROHIBITED )
static EFI_DRIVER_BINDING_PROTOCOL efi_driver_binding;
/** List of controlled EFI devices */
@ -457,7 +471,7 @@ static int efi_driver_connect ( EFI_HANDLE device ) {
efi_handle_name ( device ) );
if ( ( efirc = bs->ConnectController ( device, drivers, NULL,
FALSE ) ) != 0 ) {
rc = -EEFI ( efirc );
rc = -EEFI_CONNECT ( efirc );
DBGC ( device, "EFIDRV %s could not connect new drivers: "
"%s\n", efi_handle_name ( device ), strerror ( rc ) );
return rc;