73 lines
1.7 KiB
C
73 lines
1.7 KiB
C
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/* Copyright 2012 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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/* Embed firmware version number in the binary */
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#include <stdint.h>
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#include "common.h"
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#include "compile_time_macros.h"
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#include "ec_version.h"
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#include "stddef.h"
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#include "system.h"
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#include "version.h"
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BUILD_ASSERT(CONFIG_ROLLBACK_VERSION >= 0);
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BUILD_ASSERT(CONFIG_ROLLBACK_VERSION <= INT32_MAX);
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const struct image_data __keep current_image_data
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__attribute__((section(".rodata.ver"))) = {
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.cookie1 = CROS_EC_IMAGE_DATA_COOKIE1,
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.version = CROS_EC_VERSION32,
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#ifndef TEST_BUILD
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.size = (const uintptr_t)&__image_size,
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#endif
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.rollback_version = CONFIG_ROLLBACK_VERSION,
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.cookie2 = CROS_EC_IMAGE_DATA_COOKIE2,
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};
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const char build_info[] __keep __attribute__((section(".rodata.buildinfo"))) =
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VERSION " " DATE " " BUILDER;
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static int get_num_commits(const struct image_data *data)
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{
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int numperiods = 0;
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int ret = 0;
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size_t i;
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/* Version string format is name_major.branch.commits-hash[dirty] */
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for (i = 0; i < sizeof(data->version); i++) {
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if (data->version[i] == '.') {
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numperiods++;
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if (numperiods == 2)
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break;
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}
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}
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i++;
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for (; i < sizeof(data->version); i++) {
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int d;
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if (data->version[i] == '-')
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break;
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ret *= 10;
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d = data->version[i] - '0';
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if (d < 0 || d > 9)
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return 0;
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ret += d;
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}
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return (i == sizeof(data->version) ? 0 : ret);
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}
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int ver_get_num_commits(enum system_image_copy_t copy)
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{
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const struct image_data *data;
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if (IS_ENABLED(CONFIG_COMMON_RUNTIME))
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data = system_get_image_data(copy);
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else
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data = ¤t_image_data;
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return data ? get_num_commits(data) : 0;
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}
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