diff options
| author | Simon Glass <sjg@chromium.org> | 2015-10-18 19:51:25 -0600 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2015-10-21 07:46:50 -0600 |
| commit | c7fefcb9125bbd183dc095996c6747273043d988 (patch) | |
| tree | a13a25028257f0521267be5beed5127da8713536 /include/debug_uart.h | |
| parent | 0e977bc1455699fd8a9303ee3e8fd66a3c8eaced (diff) | |
debug_uart: Add an option to announce the debug UART
It is useful to see a message from the debug UART early during boot so that
you know things are working. Add an option to enable this. The message will
be displayed as soon as debug_uart_init() is called.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'include/debug_uart.h')
| -rw-r--r-- | include/debug_uart.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/debug_uart.h b/include/debug_uart.h index a6b7ce8e6e..5d5349bbd2 100644 --- a/include/debug_uart.h +++ b/include/debug_uart.h @@ -105,6 +105,12 @@ void printhex4(uint value); */ void printhex8(uint value); +#ifdef CONFIG_DEBUG_UART_ANNOUNCE +#define _DEBUG_UART_ANNOUNCE printascii("<debug_uart> "); +#else +#define _DEBUG_UART_ANNOUNCE +#endif + /* * Now define some functions - this should be inserted into the serial driver */ @@ -151,6 +157,7 @@ void printhex8(uint value); { \ board_debug_uart_init(); \ _debug_uart_init(); \ + _DEBUG_UART_ANNOUNCE \ } \ #endif |