sead_setup.c
上传用户:jlfgdled
上传日期:2013-04-10
资源大小:33168k
文件大小:2k
- /*
- * Carsten Langgaard, carstenl@mips.com
- * Copyright (C) 2002 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.
- *
- * SEAD specific setup.
- */
- #include <linux/config.h>
- #include <linux/init.h>
- #include <linux/sched.h>
- #include <linux/mc146818rtc.h>
- #include <linux/ioport.h>
- #include <asm/cpu.h>
- #include <asm/bootinfo.h>
- #include <asm/irq.h>
- #include <asm/mips-boards/generic.h>
- #include <asm/mips-boards/prom.h>
- #include <asm/mips-boards/seadint.h>
- #include <asm/time.h>
- #if defined(CONFIG_SERIAL_CONSOLE) || defined(CONFIG_PROM_CONSOLE)
- extern void console_setup(char *, int *);
- char serial_console[20];
- #endif
- extern void mips_reboot_setup(void);
- extern void mips_time_init(void);
- extern void mips_timer_setup(struct irqaction *irq);
- const char *get_system_type(void)
- {
- return "MIPS SEAD";
- }
- void __init bus_error_init(void)
- {
- }
- void __init sead_setup(void)
- {
- char *argptr;
- ioport_resource.end = 0x7fffffff;
- #ifdef CONFIG_SERIAL_CONSOLE
- argptr = prom_getcmdline();
- if ((argptr = strstr(argptr, "console=ttyS0")) == NULL) {
- int i = 0;
- char *s = prom_getenv("modetty0");
- while(s[i] >= '0' && s[i] <= '9')
- i++;
- strcpy(serial_console, "ttyS0,");
- strncpy(serial_console + 6, s, i);
- prom_printf("Config serial console: %sn", serial_console);
- console_setup(serial_console, NULL);
- }
- #endif
- argptr = prom_getcmdline();
- if ((argptr = strstr(argptr, "nofpu")) != NULL)
- mips_cpu.options &= ~MIPS_CPU_FPU;
- board_time_init = mips_time_init;
- board_timer_setup = mips_timer_setup;
- mips_reboot_setup();
- }