2 * Copyright 2002 Momentum Computer Inc.
3 * Author: Matthew Dharm <mdharm@momenco.com>
5 * Based on Ocelot Linux port, which is
6 * Copyright 2001 MontaVista Software Inc.
7 * Author: jsun@mvista.com or jsun@junsun.net
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License as published by the
11 * Free Software Foundation; either version 2 of the License, or (at your
12 * option) any later version.
14 #include <linux/init.h>
16 #include <linux/sched.h>
17 #include <linux/bootmem.h>
19 #include <asm/addrspace.h>
20 #include <asm/bootinfo.h>
22 #include <asm/gt64240.h>
24 #include "ocelot_pld.h"
26 struct callvectors* debug_vectors;
28 extern unsigned long marvell_base;
29 extern unsigned long bus_clock;
31 #ifdef CONFIG_GALILLEO_GT64240_ETH
32 extern unsigned char prom_mac_addr_base[6];
35 const char *get_system_type(void)
37 return "Momentum Ocelot";
40 void __init prom_init(void)
43 char **arg = (char **) fw_arg1;
44 char **env = (char **) fw_arg2;
45 struct callvectors *cv = (struct callvectors *) fw_arg3;
48 /* save the PROM vectors for debugging use */
51 /* arg[0] is "g", the rest is boot parameters */
52 arcs_cmdline[0] = '\0';
53 for (i = 1; i < argc; i++) {
54 if (strlen(arcs_cmdline) + strlen(arg[i] + 1)
55 >= sizeof(arcs_cmdline))
57 strcat(arcs_cmdline, arg[i]);
58 strcat(arcs_cmdline, " ");
61 mips_machgroup = MACH_GROUP_MOMENCO;
62 mips_machtype = MACH_MOMENCO_OCELOT_G;
64 #ifdef CONFIG_GALILLEO_GT64240_ETH
65 /* get the base MAC address for on-board ethernet ports */
66 memcpy(prom_mac_addr_base, (void*)0xfc807cf2, 6);
70 if (strncmp("gtbase", *env, strlen("gtbase")) == 0) {
71 marvell_base = simple_strtol(*env + strlen("gtbase="),
74 if (strncmp("busclock", *env, strlen("busclock")) == 0) {
75 bus_clock = simple_strtol(*env + strlen("busclock="),
82 unsigned long __init prom_free_prom_memory(void)