sravan/system76-coreboot
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This patch removes most of the #ifdefs in libc/console.c, and

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replaces it with two queues (input, output) where drivers (serial,
keyboard, video, usb) can attach.

The only things left with #ifdefs are initialization (at some point
the drivers must get a chance to register)


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@3679 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Patrick Georgi
2008-10-21 15:08:18 +00:00
parent 97f56a4b7e
commit 657a6dc390
6 changed files with 89 additions and 32 deletions
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11
payloads/libpayload/drivers/video/video.c
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@@ -111,6 +111,11 @@ void video_console_putc(u8 row, u8 col, unsigned int ch)
void video_console_putchar(unsigned int ch)
{
/* replace black-on-black with light-gray-on-black.
do it here, instead of in libc/console.c */
if ((ch & 0xFF00) == 0) {
ch |= 0x0700;
}
switch(ch & 0xFF) {
case '\r':
cursorx = 0;
@@ -165,6 +170,10 @@ void video_console_set_cursor(unsigned int x, unsigned int y)
video_console_fixup_cursor();
}
static struct console_output_driver cons = {
.putchar = video_console_putchar
};
int video_console_init(void)
{
int i;
@@ -187,6 +196,8 @@ int video_console_init(void)
return 0;
}
console_add_output_driver(&cons);
return 0;
}