patch-2.2.11 linux/arch/mips/dec/prom/identify.c

• Lines: 99
• Date: Mon Aug 9 12:04:38 1999
• Orig file: v2.2.10/linux/arch/mips/dec/prom/identify.c
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.2.10/linux/arch/mips/dec/prom/identify.c linux/arch/mips/dec/prom/identify.c
@@ -0,0 +1,98 @@
+/*
+ * identify.c: machine identification code.
+ *
+ * Copyright (C) 1998 Harald Koerfgen and Paul M. Antoine
+ *
+ * $Id: $
+ */
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+
+#include <asm/bootinfo.h>
+
+#include "dectypes.h"
+#include "prom.h"
+
+extern char *(*prom_getenv)(char *);
+extern int (*prom_printf)(char *, ...);
+extern int (*rex_getsysid)(void);
+
+extern unsigned long mips_machgroup;
+extern unsigned long mips_machtype;
+
+__initfunc(void prom_identify_arch (unsigned int magic))
+{
+	unsigned char dec_cpunum, dec_firmrev, dec_etc;
+	int dec_systype;
+	unsigned long dec_sysid;
+
+	if (magic != REX_PROM_MAGIC) {
+		dec_sysid = simple_strtoul(prom_getenv("systype"), (char **)0, 0);
+	} else {
+		dec_sysid = rex_getsysid();
+		if (dec_sysid == 0) {
+			prom_printf("Zero sysid returned from PROMs! Assuming PMAX-like machine.\n");
+			dec_sysid = 1;
+		}
+	}
+
+	dec_cpunum = (dec_sysid & 0xff000000) >> 24;
+	dec_systype = (dec_sysid & 0xff0000) >> 16;
+	dec_firmrev = (dec_sysid & 0xff00) >> 8;
+	dec_etc = dec_sysid & 0xff;
+
+	/* We're obviously one of the DEC machines */
+	mips_machgroup = MACH_GROUP_DEC;
+
+	/*
+	 * FIXME: This may not be an exhaustive list of DECStations/Servers!
+	 * Put all model-specific initialisation calls here.
+	 */
+	prom_printf("This DECstation is a ");
+
+	switch (dec_systype) {
+	case DS2100_3100:
+		prom_printf("DS2100/3100\n");
+		mips_machtype = MACH_DS23100;
+		break;
+	case DS5100:		/* DS5100 MIPSMATE */
+		prom_printf("DS5100\n");
+		mips_machtype = MACH_DS5100;
+		break;
+	case DS5000_200:	/* DS5000 3max */
+		prom_printf("DS5000/200\n");
+		mips_machtype = MACH_DS5000_200;
+		break;
+	case DS5000_1XX:	/* DS5000/100 3min */
+		prom_printf("DS5000/1xx\n");
+		mips_machtype = MACH_DS5000_1XX;
+		break;
+	case DS5000_2X0:	/* DS5000/240 3max+ */
+		prom_printf("DS5000/2x0\n");
+		mips_machtype = MACH_DS5000_2X0;
+		break;
+	case DS5000_XX:	/* Personal DS5000/2x */
+		prom_printf("Personal DS5000/xx\n");
+		mips_machtype = MACH_DS5000_XX;
+		break;
+	case DS5800:		/* DS5800 Isis */
+		prom_printf("DS5800\n");
+		mips_machtype = MACH_DS5800;
+		break;
+	case DS5400:		/* DS5400 MIPSfair */
+		prom_printf("DS5400\n");
+		mips_machtype = MACH_DS5400;
+		break;
+	case DS5500:		/* DS5500 MIPSfair-2 */
+		prom_printf("DS5500\n");
+		mips_machtype = MACH_DS5500;
+		break;
+	default:
+		prom_printf("unknown, id is %x", dec_systype);
+		mips_machtype = MACH_DSUNKNOWN;
+		break;
+	}
+}
+
+