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makes cursorx and cursory signed, as there 

are several "if (cursorx < 0)" tests.

I also added another one, to make backspace
wrap backwards into the previous line, if necessary.

Signed-off-by: Patrick Georgi <patrick.georgi@coresystems.de>
Acked-by: Jordan Crouse <jordan.crouse@amd.com>




git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3576 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Patrick Georgi 2008-09-11 17:44:45 +00:00
parent 29061a59b2
commit 53bbb0f6b1
1 changed files with 7 additions and 3 deletions
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10
payloads/libpayload/drivers/video/video.c
View File

@ -51,8 +51,8 @@ static struct video_console *console_list[] =
static struct video_console *console;
static unsigned int cursorx;
static unsigned int cursory;
static int cursorx;
static int cursory;
static unsigned int cursor_enabled = 1;
static void video_console_fixup_cursor(void)
@ -122,6 +122,10 @@ void video_console_putchar(unsigned int ch)
case '\b':
cursorx--;
if (cursorx < 0) {
cursory--;
cursorx = VIDEO_COLS;
}
break;
case '\t':
@ -172,7 +176,7 @@ int video_console_init(void)
console = console_list[i];
if (console->get_cursor)
console->get_cursor(&cursorx, &cursory, &cursor_enabled);
console->get_cursor((unsigned int*)&cursorx, (unsigned int*)&cursory, &cursor_enabled);
if (cursorx) {
cursorx = 0;