diff options
Diffstat (limited to 'zephyr/shim/src/console_buffer.c')
| -rw-r--r-- | zephyr/shim/src/console_buffer.c | 34 |
1 files changed, 20 insertions, 14 deletions
diff --git a/zephyr/shim/src/console_buffer.c b/zephyr/shim/src/console_buffer.c index aa3a2300e6..427ae47768 100644 --- a/zephyr/shim/src/console_buffer.c +++ b/zephyr/shim/src/console_buffer.c @@ -22,31 +22,37 @@ static inline uint32_t next_idx(uint32_t cur_idx) K_MUTEX_DEFINE(console_write_lock); -void console_buf_notify_char(char c) +void console_buf_notify_chars(const char *s, size_t len) { - /* Don't copy null byte into buffer */ - if (!c) - return; - /* - * This is just notifying of a console character for debugging + * This is just notifying of console characters for debugging * output, so if we are unable to lock the mutex immediately, - * then just drop the character. + * then just drop the string. */ - if (!k_mutex_lock(&console_write_lock, K_NO_WAIT)) { - /* We got the mutex. */ + if (k_mutex_lock(&console_write_lock, K_NO_WAIT)) + return; + /* We got the mutex. */ + while (len--) { + /* Don't copy null byte into buffer */ + if (!(*s)) + continue; + uint32_t new_tail = next_idx(tail_idx); - /* Check if we are starting to overwrite our snapshot heads */ + /* Check if we are starting to overwrite our snapshot + * heads + */ if (new_tail == previous_snapshot_idx) - previous_snapshot_idx = next_idx(previous_snapshot_idx); + previous_snapshot_idx = + next_idx(previous_snapshot_idx); if (new_tail == current_snapshot_idx) - current_snapshot_idx = next_idx(current_snapshot_idx); + current_snapshot_idx = + next_idx(current_snapshot_idx); - console_buf[new_tail] = c; + console_buf[new_tail] = *s++; tail_idx = new_tail; - k_mutex_unlock(&console_write_lock); } + k_mutex_unlock(&console_write_lock); } enum ec_status uart_console_read_buffer_init(void) |