patch-2.4.20 linux-2.4.20/arch/mips/sgi-ip32/ip32-setup.c
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- Lines: 103
- Date:
Thu Nov 28 15:53:10 2002
- Orig file:
linux-2.4.19/arch/mips/sgi-ip32/ip32-setup.c
- Orig date:
Wed Dec 31 16:00:00 1969
diff -urN linux-2.4.19/arch/mips/sgi-ip32/ip32-setup.c linux-2.4.20/arch/mips/sgi-ip32/ip32-setup.c
@@ -0,0 +1,102 @@
+/*
+ * IP32 basic setup
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2000 Harald Koerfgen
+ */
+#include <linux/config.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+#include <linux/mc146818rtc.h>
+#include <linux/param.h>
+#include <linux/init.h>
+
+#include <asm/time.h>
+#include <asm/mipsregs.h>
+#include <asm/bootinfo.h>
+#include <asm/mmu_context.h>
+#include <asm/ip32/crime.h>
+#include <asm/ip32/mace.h>
+#include <asm/ip32/ip32_ints.h>
+#include <asm/sgialib.h>
+
+extern struct rtc_ops ip32_rtc_ops;
+extern u32 cc_interval;
+
+#ifdef CONFIG_SGI_O2MACE_ETH
+
+/*
+ * This is taken care of in here 'cause they say using Arc later on is
+ * problematic
+ */
+extern char o2meth_eaddr[8];
+static inline unsigned char str2hexnum(unsigned char c)
+{
+ if (c >= '0' && c <= '9')
+ return c - '0';
+ if (c >= 'a' && c <= 'f')
+ return c - 'a' + 10;
+ return 0; /* foo */
+}
+
+static inline void str2eaddr(unsigned char *ea, unsigned char *str)
+{
+ int i;
+
+ for (i = 0; i < 6; i++) {
+ unsigned char num;
+
+ if(*str == ':')
+ str++;
+ num = str2hexnum(*str++) << 4;
+ num |= (str2hexnum(*str++));
+ ea[i] = num;
+ }
+}
+#endif
+
+extern void ip32_time_init(void);
+
+void __init ip32_setup(void)
+{
+#ifdef CONFIG_SERIAL_CONSOLE
+ char *ctype;
+#endif
+ TLBMISS_HANDLER_SETUP ();
+
+ mips_io_port_base = UNCACHEDADDR(MACEPCI_HI_IO);;
+
+#ifdef CONFIG_SERIAL_CONSOLE
+ ctype = ArcGetEnvironmentVariable("console");
+ if (*ctype == 'd') {
+ if (ctype[1] == '2')
+ console_setup ("ttyS1");
+ else
+ console_setup ("ttyS0");
+ }
+#endif
+#ifdef CONFIG_SGI_O2MACE_ETH
+ {
+ char *mac=ArcGetEnvironmentVariable("eaddr");
+ str2eaddr(o2meth_eaddr, mac);
+ }
+#endif
+
+#ifdef CONFIG_VT
+ conswitchp = &dummy_con;
+#endif
+
+ rtc_ops = &ip32_rtc_ops;
+ board_time_init = ip32_time_init;
+
+ crime_init ();
+}
+
+int __init page_is_ram (unsigned long pagenr)
+{
+ /* XXX: to do? */
+ return 1;
+}
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