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/*
* Copyright (C) 2015 Intel Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* THE HAL BOOTCTRL HEADER MUST BE IN SYNC WITH THE UBOOT BOOTCTRL HEADER */
#ifndef _BOOTCTRL_H_
#define _BOOTCTRL_H_
#include <stdint.h>
#include <bootloader.h>
/* struct boot_ctrl occupies the slot_suffix field of
* struct bootloader_message_ab */
#define OFFSETOF_SLOT_SUFFIX offsetof(struct bootloader_message_ab, slot_suffix)
#define BOOTCTRL_MAGIC 0x42424100
#define BOOTCTRL_SUFFIX_A "_a"
#define BOOTCTRL_SUFFIX_B "_b"
#define BOOT_CONTROL_VERSION 1
typedef struct slot_metadata_intel {
uint8_t priority : 4;
uint8_t tries_remaining : 3;
uint8_t successful_boot : 1;
} slot_metadata_intel_t;
typedef struct boot_ctrl {
/* Magic for identification - '\0ABB' (Boot Contrl Magic) */
uint32_t magic;
/* Version of struct. */
uint8_t version;
/* Information about each slot. */
slot_metadata_intel_t slot_info[2];
uint8_t recovery_tries_remaining;
} boot_ctrl_t;
#endif /* _BOOTCTRL_H_ */
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