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https://github.com/brain-hackers/u-boot-brain
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41 lines
1.0 KiB
C
41 lines
1.0 KiB
C
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/* SPDX-License-Identifier: BSD-2-Clause */
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/*
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* Copyright (c) 2019 Western Digital Corporation or its affiliates.
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*
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* Based on include/sbi/{fw_dynamic.h,sbi_scratch.h} from the OpenSBI project.
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*/
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#ifndef OPENSBI_H
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#define OPENSBI_H
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/** Expected value of info magic ('OSBI' ascii string in hex) */
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#define FW_DYNAMIC_INFO_MAGIC_VALUE 0x4942534f
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/** Maximum supported info version */
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#define FW_DYNAMIC_INFO_VERSION 0x1
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/** Possible next mode values */
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#define FW_DYNAMIC_INFO_NEXT_MODE_U 0x0
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#define FW_DYNAMIC_INFO_NEXT_MODE_S 0x1
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#define FW_DYNAMIC_INFO_NEXT_MODE_M 0x3
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enum sbi_scratch_options {
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/** Disable prints during boot */
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SBI_SCRATCH_NO_BOOT_PRINTS = (1 << 0),
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};
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/** Representation dynamic info passed by previous booting stage */
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struct fw_dynamic_info {
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/** Info magic */
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unsigned long magic;
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/** Info version */
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unsigned long version;
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/** Next booting stage address */
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unsigned long next_addr;
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/** Next booting stage mode */
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unsigned long next_mode;
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/** Options for OpenSBI library */
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unsigned long options;
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} __packed;
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#endif
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