lib/efi_loader/gbl_efi_debug.c

/*
 * Copyright (c) 2026 The Fuchsia Authors
 *
 * SPDX-License-Identifier:	BSD-3-Clause
 */

#include <common.h>
#include <efi_loader.h>
#include <gbl_efi_debug_protocol.h>

static efi_status_t EFIAPI fatal_error(struct GblEfiDebugProtocol *self,
				       const void *frame_ptr,
				       GblEfiDebugErrorTag tag)
{
	EFI_ENTRY("%p, %p, %llu", self, frame_ptr, tag);
	printf("GBL FATAL ERROR: tag %llu, frame_ptr %p\n", tag, frame_ptr);
	return EFI_EXIT(EFI_SUCCESS);
}

static const efi_guid_t guid = EFI_GUID(0x98ca3da1, 0xc1ac, 0x4402, 0x9c, 0x16,
					0x75, 0x58, 0xd3, 0xed, 0x57, 0x05);

static GblEfiDebugProtocol protocol = {
	.revision = GBL_EFI_DEBUG_PROTOCOL_REVISION,
	.fatal_error = fatal_error,
};

efi_status_t efi_gbl_debug_register(void)
{
	efi_status_t ret = efi_add_protocol(efi_root, &guid, (void *)&protocol);
	if (ret != EFI_SUCCESS)
		printf("Cannot install GBL_EFI_DEBUG_PROTOCOL\n");
	return ret;
}