30 lines
835 B
ArmAsm
30 lines
835 B
ArmAsm
/*
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* Copyright (c) 2023 Rivos Inc.
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <zephyr/toolchain.h>
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/* exports */
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GTEXT(__rom_header)
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/* OpenTitan manifest consists of 1024 bytes (256 words) of manifest
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* containing signature, device ID, version info, etc. The test ROM
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* ignores all of these fields except for entry point.
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*
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* The layout below conforms to manifest version: 0x71c3 (major),
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* 0x6c47 (minor). The manifest format is documented here:
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* https://github.com/lowRISC/opentitan/blob/689a163294e1791bd30cfe096decf7f9233abad4/sw/host/opentitanlib/src/image/manifest.rs#L205
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*/
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SECTION_FUNC(rom_header, __rom_header)
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.rept(225)
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.word 0
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.endr
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/* Entry point is relative to the beginning of manifest. */
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.word(__start - __rom_header)
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/* Extensions entry table goes here. */
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.rept(30)
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.word 0
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.endr
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