blob: 548dbe5ce7c8c889447ee24df97e2987ceca5d28 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
|
/*
* Carsten Langgaard, carstenl@mips.com
* Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved.
*
* This program is free software; you can distribute it and/or modify it
* under the terms of the GNU General Public License (Version 2) as
* published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
*
* Display routines for display messages in MIPS boards ascii display.
*/
#include <linux/compiler.h>
#include <asm/io.h>
#include <asm/mips-boards/generic.h>
void mips_display_message(const char *str)
{
static unsigned int __iomem *display = NULL;
int i;
if (unlikely(display == NULL))
display = ioremap(ASCII_DISPLAY_POS_BASE, 16*sizeof(int));
for (i = 0; i <= 14; i=i+2) {
if (*str)
writel(*str++, display + i);
else
writel(' ', display + i);
}
}
|
