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/* Copyright 2022 The ChromiumOS Authors.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include <zephyr/logging/log_backend.h>
#include <zephyr/logging/log_output.h>
#include <zephyr/logging/log_backend_std.h>
#include "console.h"
static uint8_t
char_out_buf[CONFIG_PLATFORM_EC_LOG_BACKEND_CONSOLE_BUFFER_TMP_BUF_SIZE];
static int char_out(uint8_t *data, size_t length, void *ctx)
{
/*
* console_buf_notify_chars uses a mutex, which may not be
* locked in ISRs.
*/
if (k_is_in_isr())
return 0;
return console_buf_notify_chars(data, length);
}
LOG_OUTPUT_DEFINE(log_output_console_buffer, char_out, char_out_buf,
sizeof(char_out_buf));
static void process(const struct log_backend *const backend,
union log_msg_generic *msg)
{
uint32_t flags = log_backend_std_get_flags();
log_format_func_t log_output_func =
log_format_func_t_get(LOG_OUTPUT_TEXT);
log_output_func(&log_output_console_buffer, &msg->log, flags);
}
static void panic(struct log_backend const *const backend)
{
log_backend_std_panic(&log_output_console_buffer);
}
static void dropped(const struct log_backend *const backend, uint32_t cnt)
{
log_backend_std_dropped(&log_output_console_buffer, cnt);
}
const struct log_backend_api log_backend_console_buffer_api = {
.process = process,
.panic = panic,
.dropped = IS_ENABLED(CONFIG_LOG_MODE_DEFERRED) ? dropped : NULL,
/* TODO(b/244170593): Support switching output formats */
.format_set = NULL,
};
LOG_BACKEND_DEFINE(log_backend_console_buffer, log_backend_console_buffer_api,
true);
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