It is useful to display log messages on the console. Add a simple driver to handle this. Note that this driver outputs to the console, which may be serial or video. It does not specifically select serial output. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>master
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/*
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* Logging support |
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* |
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* Copyright (c) 2017 Google, Inc |
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* Written by Simon Glass <sjg@chromium.org> |
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* |
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* SPDX-License-Identifier: GPL-2.0+ |
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*/ |
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#include <common.h> |
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#include <log.h> |
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static int log_console_emit(struct log_device *ldev, struct log_rec *rec) |
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{ |
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puts(rec->msg); |
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return 0; |
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} |
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LOG_DRIVER(console) = { |
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.name = "console", |
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.emit = log_console_emit, |
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}; |
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