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https://github.com/AsahiLinux/u-boot
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dac7778d74
Add definitions for part of the vboot context used with verified boot. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
38 lines
973 B
C
38 lines
973 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright 2020 Google LLC
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*/
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#ifndef __ASM_ACPI_VBNV_LAYOUT_H__
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#define __ASM_ACPI_VBNV_LAYOUT_H__
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#define VBOOT_VBNV_BLOCK_SIZE 16 /* Size of NV storage block in bytes */
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/* Constants for NV storage, for use with ACPI */
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#define HEADER_OFFSET 0
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#define HEADER_MASK 0xc0
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#define HEADER_SIGNATURE 0x40
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#define HEADER_FIRMWARE_SETTINGS_RESET 0x20
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#define HEADER_KERNEL_SETTINGS_RESET 0x10
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#define BOOT_OFFSET 1
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#define BOOT_DEBUG_RESET_MODE 0x80
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#define BOOT_DISABLE_DEV_REQUEST 0x40
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#define BOOT_DISPLAY_REQUEST 0x20
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#define BOOT_TRY_B_COUNT_MASK 0x0f
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#define RECOVERY_OFFSET 2
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#define LOCALIZATION_OFFSET 3
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#define DEV_FLAGS_OFFSET 4
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#define DEV_BOOT_USB_MASK 0x01
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#define DEV_BOOT_SIGNED_ONLY_MASK 0x02
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#define DEV_ENABLE_UDC 0x40
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#define MISC_FLAGS_OFFSET 8
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#define MISC_FLAGS_BATTERY_CUTOFF_MASK 0x08
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#define KERNEL_FIELD_OFFSET 11
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#define CRC_OFFSET 15
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#endif /* __ASM_ACPI_VBNV_LAYOUT_H__ */
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