libpayload: Split off generic serial API from 8250 driver

There is a lot of generic code in the 8250 driver that should
be available for non-8250 systems with serial ports as well.

Change-Id: I67fcb12b5fa99ae0047b3cbf1815043d3919437e
Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-on: https://review.coreboot.org/14371
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>

1 files changed, 0 insertions, 90 deletions

diff --git a/payloads/libpayload/drivers/serial/8250.c b/payloads/libpayload/drivers/serial/8250.c
index 0386f23a57..1fcf36dee6 100644
--- a/payloads/libpayload/drivers/serial/8250.c
+++ b/payloads/libpayload/drivers/serial/8250.c
@@ -169,93 +169,3 @@ int serial_getchar(void)
 	while (!serial_havechar()) ;
 	return serial_read_reg(0x00);
 }
-
-/*  These are thinly veiled vt100 functions used by curses */
-
-#define VT100_CLEAR       "\e[H\e[J"
-/* These defines will fail if you use bold and reverse at the same time.
- * Switching off one of them will switch off both. tinycurses knows about
- * this and does the right thing.
- */
-#define VT100_SBOLD       "\e[1m"
-#define VT100_EBOLD       "\e[m"
-#define VT100_SREVERSE    "\e[7m"
-#define VT100_EREVERSE    "\e[m"
-#define VT100_CURSOR_ADDR "\e[%d;%dH"
-#define VT100_CURSOR_ON   "\e[?25l"
-#define VT100_CURSOR_OFF  "\e[?25h"
-/* The following smacs/rmacs are actually for xterm; a real vt100 has
-   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(const char *str)
-{
-	while (*str)
-		serial_putchar(*(str++));
-}
-
-void serial_clear(void)
-{
-	serial_putcmd(VT100_CLEAR);
-}
-
-void serial_start_bold(void)
-{
-	serial_putcmd(VT100_SBOLD);
-}
-
-void serial_end_bold(void)
-{
-	serial_putcmd(VT100_EBOLD);
-}
-
-void serial_start_reverse(void)
-{
-	serial_putcmd(VT100_SREVERSE);
-}
-
-void serial_end_reverse(void)
-{
-	serial_putcmd(VT100_EREVERSE);
-}
-
-void serial_start_altcharset(void)
-{
-	serial_putcmd(VT100_SMACS);
-}
-
-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];
-	snprintf(buffer, sizeof(buffer), VT100_CURSOR_ADDR, y + 1, x + 1);
-	serial_putcmd(buffer);
-}
-
-void serial_cursor_enable(int state)
-{
-	if (state)
-		serial_putcmd(VT100_CURSOR_ON);
-	else
-		serial_putcmd(VT100_CURSOR_OFF);
-}