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https://github.com/AsahiLinux/u-boot
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c38cb227d3
We largely do not need <common.h> in these files, so drop it. The only exception here is that efi_freestanding.c needs <linux/types.h> and had been getting that via <common.h>. Reviewed-by: Simon Glass <sjg@chromium.org> Signed-off-by: Tom Rini <trini@konsulko.com>
85 lines
2.2 KiB
C
85 lines
2.2 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Root node for system services
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*
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* Copyright (c) 2018 Heinrich Schuchardt
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*/
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#include <malloc.h>
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#include <efi_dt_fixup.h>
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#include <efi_loader.h>
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const efi_guid_t efi_u_boot_guid = U_BOOT_GUID;
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efi_handle_t efi_root = NULL;
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struct efi_root_dp {
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struct efi_device_path_vendor vendor;
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struct efi_device_path end;
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} __packed;
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/**
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* efi_root_node_register() - create root node
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*
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* Create the root node on which we install all protocols that are
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* not related to a loaded image or a driver.
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*
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* Return: status code
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*/
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efi_status_t efi_root_node_register(void)
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{
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efi_status_t ret;
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struct efi_root_dp *dp;
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/* Create device path protocol */
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dp = calloc(1, sizeof(*dp));
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if (!dp)
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return EFI_OUT_OF_RESOURCES;
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/* Fill vendor node */
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dp->vendor.dp.type = DEVICE_PATH_TYPE_HARDWARE_DEVICE;
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dp->vendor.dp.sub_type = DEVICE_PATH_SUB_TYPE_VENDOR;
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dp->vendor.dp.length = sizeof(struct efi_device_path_vendor);
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dp->vendor.guid = efi_u_boot_guid;
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/* Fill end node */
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dp->end.type = DEVICE_PATH_TYPE_END;
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dp->end.sub_type = DEVICE_PATH_SUB_TYPE_END;
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dp->end.length = sizeof(struct efi_device_path);
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/* Create root node and install protocols */
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ret = efi_install_multiple_protocol_interfaces
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(&efi_root,
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/* Device path protocol */
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&efi_guid_device_path, dp,
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#if CONFIG_IS_ENABLED(EFI_DEVICE_PATH_TO_TEXT)
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/* Device path to text protocol */
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&efi_guid_device_path_to_text_protocol,
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&efi_device_path_to_text,
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#endif
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#if IS_ENABLED(CONFIG_EFI_DEVICE_PATH_UTIL)
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/* Device path utilities protocol */
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&efi_guid_device_path_utilities_protocol,
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&efi_device_path_utilities,
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#endif
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#if CONFIG_IS_ENABLED(EFI_DT_FIXUP)
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/* Device-tree fix-up protocol */
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&efi_guid_dt_fixup_protocol,
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&efi_dt_fixup_prot,
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#endif
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#if IS_ENABLED(CONFIG_EFI_UNICODE_COLLATION_PROTOCOL2)
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&efi_guid_unicode_collation_protocol2,
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&efi_unicode_collation_protocol2,
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#endif
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#if IS_ENABLED(CONFIG_EFI_LOADER_HII)
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/* HII string protocol */
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&efi_guid_hii_string_protocol,
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&efi_hii_string,
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/* HII database protocol */
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&efi_guid_hii_database_protocol,
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&efi_hii_database,
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#endif
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NULL);
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efi_root->type = EFI_OBJECT_TYPE_U_BOOT_FIRMWARE;
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return ret;
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}
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