serial: Separate the serial hardware init and the serial console init.

You might want to use the serial hardware for something other than a console,
or you might want to intercede in the serial stream to wrap it in another
protocol. This is what you'd do to send output to GDB while using it to debug
the payload.

Change-Id: I2218c0dbb988dacb64e5bdaf5d92138828eff8b6
Signed-off-by: Gabe Black <gabeblack@google.com>
Reviewed-on: https://chromium-review.googlesource.com/179559
Reviewed-by: Ronald Minnich <rminnich@chromium.org>
Reviewed-by: David Hendricks <dhendrix@chromium.org>
Commit-Queue: Gabe Black <gabeblack@chromium.org>
Tested-by: Gabe Black <gabeblack@chromium.org>
(cherry picked from commit da9ab46d974745125fe7d8b29ce43336c3586cd5)
Signed-off-by: Isaac Christensen <isaac.christensen@se-eng.com>
Reviewed-on: http://review.coreboot.org/6547
Tested-by: build bot (Jenkins)
This commit is contained in:
Gabe Black 2013-12-03 21:25:35 -08:00 committed by Patrick Georgi
parent e211bd9b78
commit 9ed8a82d26
3 changed files with 11 additions and 1 deletions

View File

@ -117,6 +117,15 @@ void serial_init(void)
#ifdef CONFIG_LP_SERIAL_SET_SPEED
serial_hardware_init(CONFIG_LP_SERIAL_BAUD_RATE, 8, 0, 1);
#endif
}
void serial_console_init(void)
{
if (!lib_sysinfo.serial)
return;
serial_init();
console_add_input_driver(&consin);
console_add_output_driver(&consout);
serial_hardware_is_present = 1;

View File

@ -163,6 +163,7 @@ int keyboard_set_layout(char *country);
* @{
*/
void serial_init(void);
void serial_console_init(void);
void serial_putchar(unsigned int c);
int serial_havechar(void);
int serial_getchar(void);

View File

@ -53,7 +53,7 @@ void console_init(void)
video_console_init();
#endif
#ifdef CONFIG_LP_SERIAL_CONSOLE
serial_init();
serial_console_init();
#endif
#ifdef CONFIG_LP_PC_KEYBOARD
keyboard_init();