patch-2.3.43 linux/arch/ia64/kernel/machvec.c

• Lines: 49
• Date: Tue Feb 8 12:01:59 2000
• Orig file: v2.3.42/linux/arch/ia64/kernel/machvec.c
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.3.42/linux/arch/ia64/kernel/machvec.c linux/arch/ia64/kernel/machvec.c
@@ -0,0 +1,48 @@
+#include <linux/kernel.h>
+
+#include <asm/page.h>
+#include <asm/machvec.h>
+
+struct ia64_machine_vector ia64_mv;
+
+void
+machvec_noop (void)
+{
+}
+
+/*
+ * Most platforms use this routine for mapping page frame addresses
+ * into a memory map index.
+ */
+unsigned long
+map_nr_dense (unsigned long addr)
+{
+	return MAP_NR_DENSE(addr);
+}
+
+static struct ia64_machine_vector *
+lookup_machvec (const char *name)
+{
+	extern struct ia64_machine_vector machvec_start[];
+	extern struct ia64_machine_vector machvec_end[];
+	struct ia64_machine_vector *mv;
+
+	for (mv = machvec_start; mv < machvec_end; ++mv)
+		if (strcmp (mv->name, name) == 0)
+			return mv;
+
+	return 0;
+}
+
+void
+machvec_init (const char *name)
+{
+	struct ia64_machine_vector *mv;
+
+	mv = lookup_machvec(name);
+	if (!mv) {
+		panic("generic kernel failed to find machine vector for platform %s!", name);
+	}
+	ia64_mv = *mv;
+	printk("booting generic kernel on platform %s\n", name);
+}