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0af39b3cff
There is nothing chip-specific in the software CRC implementation. Let's move it to common so that we can reuse it for other chips and unit tests. BUG=chrome-os-partner:31200 TEST=Define CONFIG_SW_CRC for host. Check crc.c compiles fine. BRANCH=None Change-Id: Icdc1d105c55c38ff07410cb5d733a31dbac53aea Signed-off-by: Vic Yang <victoryang@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/211494 Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
28 lines
581 B
C
28 lines
581 B
C
/* Copyright (c) 2014 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef _CRC_H
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#define _CRC_H
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/* CRC-32 implementation with USB constants */
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/* Note: it's a stateful CRC-32 to match the hardware block interface */
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#ifdef CONFIG_HW_CRC
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#include "crc_hw.h"
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#else
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/* Use software implementation */
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void crc32_init(void);
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void crc32_hash32(uint32_t val);
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void crc32_hash16(uint16_t val);
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uint32_t crc32_result(void);
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#endif /* CONFIG_HW_CRC */
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#endif /* _CRC_H */
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