From d57a68063234f56bcf7c315e9a5c16bd069e626f Mon Sep 17 00:00:00 2001 From: Ulf Jordan Date: Wed, 3 Sep 2008 19:59:44 +0000 Subject: Add support for curses color output over serial. Note that the sequence \e[m for turning off bold resets all attributes, including color. Signed-off-by: Ulf Jordan Acked-by: Jordan Crouse git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3561 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- payloads/libpayload/drivers/serial.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'payloads/libpayload/drivers') diff --git a/payloads/libpayload/drivers/serial.c b/payloads/libpayload/drivers/serial.c index 6e46e06581..8d7273c3a5 100644 --- a/payloads/libpayload/drivers/serial.c +++ b/payloads/libpayload/drivers/serial.c @@ -110,6 +110,8 @@ int serial_getchar(void) enacs=\E(B\E)0, smacs=^N, rmacs=^O. */ #define VT100_SMACS "\e(0" #define VT100_RMACS "\e(B" +/* A vt100 doesn't do color, setaf/setab below are from xterm-color. */ +#define VT100_SET_COLOR "\e[3%d;4%dm" static void serial_putcmd(char *str) { @@ -142,6 +144,19 @@ void serial_end_altcharset(void) serial_putcmd(VT100_RMACS); } +/** + * Set the foreground and background colors on the serial console. + * + * @param fg Foreground color number. + * @param bg Background color number. + */ +void serial_set_color(short fg, short bg) +{ + char buffer[32]; + snprintf(buffer, sizeof(buffer), VT100_SET_COLOR, fg, bg); + serial_putcmd(buffer); +} + void serial_set_cursor(int y, int x) { char buffer[32]; -- cgit v1.2.3