patch-2.4.10 linux/arch/mips64/mips-boards/atlas/atlas_setup.c
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- Lines: 124
- Date:
Sun Sep 9 10:43:02 2001
- Orig file:
v2.4.9/linux/arch/mips64/mips-boards/atlas/atlas_setup.c
- Orig date:
Wed Dec 31 16:00:00 1969
diff -u --recursive --new-file v2.4.9/linux/arch/mips64/mips-boards/atlas/atlas_setup.c linux/arch/mips64/mips-boards/atlas/atlas_setup.c
@@ -0,0 +1,123 @@
+/*
+ * Carsten Langgaard, carstenl@mips.com
+ * Copyright (C) 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.
+ *
+ * ########################################################################
+ *
+ * Atlas specific setup, including init of the feature struct.
+ *
+ */
+#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/gt64120.h>
+#include <asm/mips-boards/atlasint.h>
+
+#include <asm/mmu_context.h>
+
+#if defined(CONFIG_SERIAL_CONSOLE) || defined(CONFIG_PROM_CONSOLE)
+extern void console_setup(char *, int *);
+char serial_console[20];
+#endif
+
+#ifdef CONFIG_REMOTE_DEBUG
+extern void rs_kgdb_hook(int);
+extern void saa9730_kgdb_hook(void);
+extern void breakpoint(void);
+int remote_debug = 0;
+#endif
+
+extern struct rtc_ops atlas_rtc_ops;
+
+extern void mips_reboot_setup(void);
+
+void __init atlas_setup(void)
+{
+#ifdef CONFIG_REMOTE_DEBUG
+ int rs_putDebugChar(char);
+ char rs_getDebugChar(void);
+ int saa9730_putDebugChar(char);
+ char saa9730_getDebugChar(void);
+ extern int (*putDebugChar)(char);
+ extern char (*getDebugChar)(void);
+#endif
+ char *argptr;
+
+ current_cpu_data.asid_cache = ASID_FIRST_VERSION;
+ TLBMISS_HANDLER_SETUP();
+
+ 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: %s\n", serial_console);
+ console_setup(serial_console, NULL);
+ }
+#endif
+
+#ifdef CONFIG_REMOTE_DEBUG
+ argptr = prom_getcmdline();
+ if ((argptr = strstr(argptr, "kgdb=ttyS")) != NULL) {
+ int line;
+ argptr += strlen("kgdb=ttyS");
+ if (*argptr != '0' && *argptr != '1')
+ printk("KGDB: Uknown serial line /dev/ttyS%c, "
+ "falling back to /dev/ttyS1\n", *argptr);
+ line = *argptr == '0' ? 0 : 1;
+ printk("KGDB: Using serial line /dev/ttyS%d for session\n",
+ line ? 1 : 0);
+
+ if(line == 0) {
+ rs_kgdb_hook(line);
+ putDebugChar = rs_putDebugChar;
+ getDebugChar = rs_getDebugChar;
+ } else {
+ saa9730_kgdb_hook();
+ putDebugChar = saa9730_putDebugChar;
+ getDebugChar = saa9730_getDebugChar;
+ }
+
+ prom_printf("KGDB: Using serial line /dev/ttyS%d for session, "
+ "please connect your debugger\n", line ? 1 : 0);
+
+ remote_debug = 1;
+ /* Breakpoints and stuff are in atlas_irq_setup() */
+ }
+#endif
+ argptr = prom_getcmdline();
+
+ if ((argptr = strstr(argptr, "nofpu")) != NULL)
+ mips_cpu.options &= ~MIPS_CPU_FPU;
+
+ rtc_ops = &atlas_rtc_ops;
+}
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