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// 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_0_guid =
EFI_CONFORMANCE_PROFILE_EBBR_2_0_GUID;
/**
* efi_ecpt_register() - Install the ECPT system table.
*
* Return: status code
*/
efi_status_t efi_ecpt_register(void)
{
int 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_0_CONFORMANCE))
guidcpy(&ecpt->conformance_profiles[num_entries++],
&efi_ebbr_2_0_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;
}
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