61 lines
1.4 KiB
C
61 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
/*
|
|
* EFI conformance profile table
|
|
*
|
|
* Copyright (C) 2022 Arm Ltd.
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <efi_loader.h>
|
|
#include <log.h>
|
|
#include <efi_api.h>
|
|
#include <malloc.h>
|
|
|
|
static const efi_guid_t efi_ecpt_guid = EFI_CONFORMANCE_PROFILES_TABLE_GUID;
|
|
static const efi_guid_t efi_ebbr_2_1_guid =
|
|
EFI_CONFORMANCE_PROFILE_EBBR_2_1_GUID;
|
|
|
|
/**
|
|
* efi_ecpt_register() - Install the ECPT system table.
|
|
*
|
|
* Return: status code
|
|
*/
|
|
efi_status_t efi_ecpt_register(void)
|
|
{
|
|
u16 num_entries = 0;
|
|
struct efi_conformance_profiles_table *ecpt;
|
|
efi_status_t ret;
|
|
size_t ecpt_size;
|
|
|
|
ecpt_size = num_entries * sizeof(efi_guid_t)
|
|
+ sizeof(struct efi_conformance_profiles_table);
|
|
ret = efi_allocate_pool(EFI_BOOT_SERVICES_DATA, ecpt_size,
|
|
(void **)&ecpt);
|
|
|
|
if (ret != EFI_SUCCESS) {
|
|
log_err("Out of memory\n");
|
|
|
|
return ret;
|
|
}
|
|
|
|
if (CONFIG_IS_ENABLED(EFI_EBBR_2_1_CONFORMANCE))
|
|
guidcpy(&ecpt->conformance_profiles[num_entries++],
|
|
&efi_ebbr_2_1_guid);
|
|
|
|
ecpt->version = EFI_CONFORMANCE_PROFILES_TABLE_VERSION;
|
|
ecpt->number_of_profiles = num_entries;
|
|
|
|
/* Install the ECPT in the system configuration table. */
|
|
ret = efi_install_configuration_table(&efi_ecpt_guid, (void *)ecpt);
|
|
if (ret != EFI_SUCCESS) {
|
|
log_err("Failed to install ECPT\n");
|
|
efi_free_pool(ecpt);
|
|
|
|
return ret;
|
|
}
|
|
|
|
log_debug("ECPT created\n");
|
|
|
|
return EFI_SUCCESS;
|
|
}
|