diff -urN kernel-source-2.6.7.orig/arch/ppc/syslib/prom_init.c kernel-source-2.6.7.peg2/arch/ppc/syslib/prom_init.c
--- kernel-source-2.6.7.orig/arch/ppc/syslib/prom_init.c	2004-06-16 07:20:24.000000000 +0200
+++ kernel-source-2.6.7.peg2/arch/ppc/syslib/prom_init.c	2004-06-29 21:07:04.491319912 +0200
@@ -794,6 +794,9 @@
 	char *p, *d;
  	unsigned long phys;
 	void *result[3];
+	char model[32];
+	phandle node;
+	int rc;

  	/* Default */
  	phys = (unsigned long) &_stext;
@@ -880,6 +883,11 @@
 	for (i = 0; i < prom_num_displays; ++i)
 		prom_display_paths[i] = PTRUNRELOC(prom_display_paths[i]);

+	/* Pegasos 1 has a broken translate method in the OF, fix it */
+	node = call_prom("finddevice", 1, 1, "/");
+	rc = call_prom("getprop", 4, 1, node, "model", model, sizeof(model));
+	if (rc > 0 && !strncmp (model, "Pegasos", 7) && strncmp (model, "Pegasos2", 8)) phys = 0x00010000;
+
 	prom_print("returning 0x");
 	prom_print_hex(phys);
 	prom_print("from prom_init\n");