52 lines
1.3 KiB
C
52 lines
1.3 KiB
C
/*
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* Copyright (c) 2020 Intel Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <zephyr/kernel.h>
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#include <zephyr/sys/util.h>
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#include <zephyr/init.h>
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#include <zephyr/device.h>
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#include <version.h>
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/* boot banner items */
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#if defined(CONFIG_MULTITHREADING) && defined(CONFIG_BOOT_DELAY) && \
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CONFIG_BOOT_DELAY > 0
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#define BOOT_DELAY_BANNER " (delayed boot " STRINGIFY(CONFIG_BOOT_DELAY) "ms)"
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#else
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#define BOOT_DELAY_BANNER ""
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#endif
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#if defined(CONFIG_BOOT_DELAY) || CONFIG_BOOT_DELAY > 0
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void boot_banner(void)
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{
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#if defined(CONFIG_BOOT_DELAY) && CONFIG_BOOT_DELAY > 0
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static const unsigned int boot_delay = CONFIG_BOOT_DELAY;
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#else
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static const unsigned int boot_delay;
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#endif
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if (boot_delay > 0 && IS_ENABLED(CONFIG_MULTITHREADING)) {
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printk("***** delaying boot " STRINGIFY(
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CONFIG_BOOT_DELAY) "ms (per build configuration) *****\n");
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k_busy_wait(CONFIG_BOOT_DELAY * USEC_PER_MSEC);
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}
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#if defined(CONFIG_BOOT_BANNER)
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#ifdef BUILD_VERSION
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printk("*** Booting Zephyr OS build %s %s ***\n",
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STRINGIFY(BUILD_VERSION), BOOT_DELAY_BANNER);
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#else
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printk("*** Booting Zephyr OS version %s %s ***\n",
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KERNEL_VERSION_STRING, BOOT_DELAY_BANNER);
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#endif
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#endif
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}
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#else
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void boot_banner(void)
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{
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/* do nothing */
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}
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#endif
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