2018-05-16 08:50:33 +02:00
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/*
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* Copyright (c) 2018 Nordic Semiconductor ASA
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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2018-09-14 14:48:54 +02:00
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#include <logging/log_backend.h>
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2018-05-16 08:50:33 +02:00
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#include <logging/log_core.h>
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#include <logging/log_msg.h>
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#include <logging/log_output.h>
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2019-07-17 10:29:52 +02:00
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#include "log_backend_std.h"
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2018-05-16 08:50:33 +02:00
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#include <device.h>
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2019-06-25 21:54:01 +02:00
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#include <drivers/uart.h>
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2018-08-01 14:57:41 +02:00
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#include <assert.h>
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2018-05-16 08:50:33 +02:00
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2020-05-27 18:26:57 +02:00
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static int char_out(uint8_t *data, size_t length, void *ctx)
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2018-05-16 08:50:33 +02:00
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{
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struct device *dev = (struct device *)ctx;
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for (size_t i = 0; i < length; i++) {
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uart_poll_out(dev, data[i]);
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}
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return length;
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}
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2020-05-27 18:26:57 +02:00
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static uint8_t buf;
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2018-05-16 08:50:33 +02:00
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2018-08-01 14:57:41 +02:00
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LOG_OUTPUT_DEFINE(log_output, char_out, &buf, 1);
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2018-05-16 08:50:33 +02:00
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static void put(const struct log_backend *const backend,
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struct log_msg *msg)
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{
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2020-05-27 18:26:57 +02:00
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uint32_t flag = IS_ENABLED(CONFIG_LOG_BACKEND_UART_SYST_ENABLE) ?
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2019-10-28 22:51:27 +01:00
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LOG_OUTPUT_FLAG_FORMAT_SYST : 0;
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log_backend_std_put(&log_output, flag, msg);
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2018-05-16 08:50:33 +02:00
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}
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2018-09-19 14:38:23 +02:00
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static void log_backend_uart_init(void)
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2018-05-16 08:50:33 +02:00
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{
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2018-08-01 14:57:41 +02:00
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struct device *dev;
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dev = device_get_binding(CONFIG_UART_CONSOLE_ON_DEV_NAME);
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assert(dev);
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log_output_ctx_set(&log_output, dev);
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2018-05-16 08:50:33 +02:00
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}
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static void panic(struct log_backend const *const backend)
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{
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2019-07-17 10:29:52 +02:00
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log_backend_std_panic(&log_output);
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2018-05-16 08:50:33 +02:00
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}
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2020-05-27 18:26:57 +02:00
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static void dropped(const struct log_backend *const backend, uint32_t cnt)
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2018-12-07 10:35:02 +01:00
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{
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ARG_UNUSED(backend);
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2019-07-17 10:29:52 +02:00
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log_backend_std_dropped(&log_output, cnt);
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2018-12-07 10:35:02 +01:00
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}
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2019-01-10 08:38:33 +01:00
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static void sync_string(const struct log_backend *const backend,
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2020-05-27 18:26:57 +02:00
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struct log_msg_ids src_level, uint32_t timestamp,
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2019-01-10 08:38:33 +01:00
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const char *fmt, va_list ap)
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{
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2020-05-27 18:26:57 +02:00
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uint32_t flag = IS_ENABLED(CONFIG_LOG_BACKEND_UART_SYST_ENABLE) ?
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2019-10-28 22:51:27 +01:00
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LOG_OUTPUT_FLAG_FORMAT_SYST : 0;
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log_backend_std_sync_string(&log_output, flag, src_level,
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2019-07-17 10:29:52 +02:00
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timestamp, fmt, ap);
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2019-01-10 08:38:33 +01:00
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}
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static void sync_hexdump(const struct log_backend *const backend,
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2020-05-27 18:26:57 +02:00
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struct log_msg_ids src_level, uint32_t timestamp,
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const char *metadata, const uint8_t *data, uint32_t length)
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2019-01-10 08:38:33 +01:00
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{
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2020-05-27 18:26:57 +02:00
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uint32_t flag = IS_ENABLED(CONFIG_LOG_BACKEND_UART_SYST_ENABLE) ?
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2019-10-28 22:51:27 +01:00
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LOG_OUTPUT_FLAG_FORMAT_SYST : 0;
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log_backend_std_sync_hexdump(&log_output, flag, src_level,
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2019-07-17 10:29:52 +02:00
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timestamp, metadata, data, length);
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2019-01-10 08:38:33 +01:00
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}
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2018-05-16 08:50:33 +02:00
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const struct log_backend_api log_backend_uart_api = {
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2019-01-10 08:38:33 +01:00
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.put = IS_ENABLED(CONFIG_LOG_IMMEDIATE) ? NULL : put,
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.put_sync_string = IS_ENABLED(CONFIG_LOG_IMMEDIATE) ?
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sync_string : NULL,
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.put_sync_hexdump = IS_ENABLED(CONFIG_LOG_IMMEDIATE) ?
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sync_hexdump : NULL,
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2018-05-16 08:50:33 +02:00
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.panic = panic,
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2018-09-14 14:31:26 +02:00
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.init = log_backend_uart_init,
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2019-01-10 08:38:33 +01:00
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.dropped = IS_ENABLED(CONFIG_LOG_IMMEDIATE) ? NULL : dropped,
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2018-05-16 08:50:33 +02:00
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};
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2018-09-14 14:48:54 +02:00
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2018-10-11 06:28:18 +02:00
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LOG_BACKEND_DEFINE(log_backend_uart, log_backend_uart_api, true);
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