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Diffstat (limited to 'packages/uboot/u-boot-mkimage-gta01-native/console-ansi.patch')
-rw-r--r--packages/uboot/u-boot-mkimage-gta01-native/console-ansi.patch127
1 files changed, 127 insertions, 0 deletions
diff --git a/packages/uboot/u-boot-mkimage-gta01-native/console-ansi.patch b/packages/uboot/u-boot-mkimage-gta01-native/console-ansi.patch
new file mode 100644
index 0000000000..2ac5b75dee
--- /dev/null
+++ b/packages/uboot/u-boot-mkimage-gta01-native/console-ansi.patch
@@ -0,0 +1,127 @@
+drivers/cfb_console.c: added processing of ANSI escape sequences \e[2J, \e[m,
+ \e[7m, and \e[row;colH
+drivers/cfb_console.c (video_putc): make \r return to the beginning of the line
+
+- Werner Almesberger <werner@openmoko.org>
+
+Index: u-boot/drivers/cfb_console.c
+===================================================================
+--- u-boot.orig/drivers/cfb_console.c
++++ u-boot/drivers/cfb_console.c
+@@ -181,6 +181,7 @@ CONFIG_VIDEO_HW_CURSOR: - Uses the
+
+ #include <version.h>
+ #include <linux/types.h>
++#include <linux/ctype.h>
+ #include <devices.h>
+ #include <video_font.h>
+ #ifdef CFG_CMD_DATE
+@@ -676,10 +677,96 @@ static void console_newline (void)
+
+ /*****************************************************************************/
+
++static enum {
++ CS_NORMAL = 0,
++ CS_ESC,
++ CS_NUM1,
++ CS_NUM2,
++} state = 0;
++
++static int num1, num2;
++
++
++static void swap_drawing_colors(void)
++{
++ eorx = fgx;
++ fgx = bgx;
++ bgx = eorx;
++ eorx = fgx ^ bgx;
++}
++
++
++static void process_sequence(char c)
++{
++ static int inverted = 0;
++ int i, inv;
++
++ switch (c) {
++ case 'J':
++ /* assume num1 == 2 */
++ for (i = 0; i != CONSOLE_ROWS; i++)
++ console_scrollup();
++ break;
++ case 'H':
++ if (num1 > CONSOLE_ROWS || num2 > CONSOLE_COLS)
++ break;
++ console_col = num2 ? num2-1 : 0;
++ console_row = num1 ? num1-1 : 0;
++ break;
++ case 'm':
++ inv = num1 == 7;
++ if (num1 && !inv)
++ break;
++ if (inverted != inv)
++ swap_drawing_colors();
++ inverted = inv;
++ break;
++ }
++}
++
++
++static void escape_sequence(char c)
++{
++ switch (state) {
++ case CS_ESC:
++ state = c == '[' ? CS_NUM1 : CS_NORMAL;
++ num1 = num2 = 0;
++ break;
++ case CS_NUM1:
++ if (isdigit(c))
++ num1 = num1*10+c-'0';
++ else if (c == ';')
++ state = CS_NUM2;
++ else {
++ process_sequence(c);
++ state = CS_NORMAL;
++ }
++ break;
++ case CS_NUM2:
++ if (isdigit(c))
++ num2 = num2*10+c-'0';
++ else {
++ process_sequence(c);
++ state = CS_NORMAL;
++ }
++ default:
++ /* can't happen */;
++ }
++}
++
++
+ void video_putc (const char c)
+ {
++ if (state) {
++ escape_sequence(c);
++ CURSOR_SET;
++ return;
++ }
++
+ switch (c) {
+- case 13: /* ignore */
++ case 13: /* return to beginning of line */
++ CURSOR_OFF;
++ console_col = 0;
+ break;
+
+ case '\n': /* next line */
+@@ -698,6 +785,10 @@ void video_putc (const char c)
+ console_back ();
+ break;
+
++ case '\e':
++ state = CS_ESC;
++ break;
++
+ default: /* draw the char */
+ video_putchar (console_col * VIDEO_FONT_WIDTH,
+ console_row * VIDEO_FONT_HEIGHT,