michaelh/zephyr
1
0
Fork 0
Code Releases Activity

logging: add UART syst backend support

Browse source 
add UART syst backend support.

Fixes: #19841.

Signed-off-by: Wentong Wu <wentong.wu@intel.com>
This commit is contained in:
Wentong Wu 2019-10-29 05:51:27 +08:00 • committed by Andrew Boie
commit 268e0f060c
2 changed files with 19 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

7
subsys/logging/Kconfig
View file

@ -282,6 +282,13 @@ config LOG_BACKEND_UART
help help
When enabled backend is using UART to output logs. When enabled backend is using UART to output logs.
config LOG_BACKEND_UART_SYST_ENABLE
bool "Enable UART syst backend"
depends on LOG_BACKEND_UART
depends on LOG_MIPI_SYST_ENABLE
help
When enabled backend is using UART to output syst format logs.
config LOG_BACKEND_SWO config LOG_BACKEND_SWO
bool "Enable Serial Wire Output (SWO) backend" bool "Enable Serial Wire Output (SWO) backend"
depends on HAS_SWO depends on HAS_SWO

15
subsys/logging/log_backend_uart.c
View file

@ -31,7 +31,10 @@ LOG_OUTPUT_DEFINE(log_output, char_out, &buf, 1);
static void put(const struct log_backend *const backend, static void put(const struct log_backend *const backend,
struct log_msg *msg) struct log_msg *msg)
{ {
log_backend_std_put(&log_output, 0, msg); u32_t flag = IS_ENABLED(CONFIG_LOG_BACKEND_UART_SYST_ENABLE) ?
LOG_OUTPUT_FLAG_FORMAT_SYST : 0;
log_backend_std_put(&log_output, flag, msg);
} }
static void log_backend_uart_init(void) static void log_backend_uart_init(void)
@ -60,7 +63,10 @@ static void sync_string(const struct log_backend *const backend,
struct log_msg_ids src_level, u32_t timestamp, struct log_msg_ids src_level, u32_t timestamp,
const char *fmt, va_list ap) const char *fmt, va_list ap)
{ {
log_backend_std_sync_string(&log_output, 0, src_level, u32_t flag = IS_ENABLED(CONFIG_LOG_BACKEND_UART_SYST_ENABLE) ?
LOG_OUTPUT_FLAG_FORMAT_SYST : 0;
log_backend_std_sync_string(&log_output, flag, src_level,
timestamp, fmt, ap); timestamp, fmt, ap);
} }
@ -68,7 +74,10 @@ static void sync_hexdump(const struct log_backend *const backend,
struct log_msg_ids src_level, u32_t timestamp, struct log_msg_ids src_level, u32_t timestamp,
const char *metadata, const u8_t *data, u32_t length) const char *metadata, const u8_t *data, u32_t length)
{ {
log_backend_std_sync_hexdump(&log_output, 0, src_level, u32_t flag = IS_ENABLED(CONFIG_LOG_BACKEND_UART_SYST_ENABLE) ?
LOG_OUTPUT_FLAG_FORMAT_SYST : 0;
log_backend_std_sync_hexdump(&log_output, flag, src_level,
timestamp, metadata, data, length); timestamp, metadata, data, length);
} }