display.c
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:1k
- /*
- * 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 <asm/mips-boards/generic.h>
- void mips_display_message(const char *str)
- {
- volatile unsigned int *display = (void *)ASCII_DISPLAY_POS_BASE;
- int i;
- for (i = 0; i <= 14; i=i+2) {
- if (*str)
- display[i] = *str++;
- else
- display[i] = ' ';
- }
- }
- void mips_display_word(unsigned int num)
- {
- volatile unsigned int *display = (void *)ASCII_DISPLAY_WORD_BASE;
-
- *display = num;
- }