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