This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / arch / mips / tx4938 / toshiba_rbtx4938 / prom.c

diff --git a/arch/mips/tx4938/toshiba_rbtx4938/prom.c b/arch/mips/tx4938/toshiba_rbtx4938/prom.c
new file mode 100644 (file)
index 0000000..7df8b32
--- /dev/null
+++ b/arch/mips/tx4938/toshiba_rbtx4938/prom.c
@@ -0,0 +1,78 @@
+/*
+ * linux/arch/mips/tx4938/toshiba_rbtx4938/prom.c
+ *
+ * rbtx4938 specific prom routines
+ * Copyright (C) 2000-2001 Toshiba Corporation
+ *
+ * 2003-2005 (c) MontaVista Software, Inc. This file is licensed under the
+ * terms of the GNU General Public License version 2. This program is
+ * licensed "as is" without any warranty of any kind, whether express
+ * or implied.
+ *
+ * Support for TX4938 in 2.6 - Manish Lachwani (mlachwani@mvista.com)
+ */
+
+#include <linux/config.h>
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/sched.h>
+#include <linux/bootmem.h>
+
+#include <asm/addrspace.h>
+#include <asm/bootinfo.h>
+#include <asm/tx4938/tx4938.h>
+
+void __init prom_init_cmdline(void)
+{
+       int argc = (int) fw_arg0;
+       char **argv = (char **) fw_arg1;
+       int i;
+
+       /* ignore all built-in args if any f/w args given */
+       if (argc > 1) {
+               *arcs_cmdline = '\0';
+       }
+
+       for (i = 1; i < argc; i++) {
+               if (i != 1) {
+                       strcat(arcs_cmdline, " ");
+               }
+               strcat(arcs_cmdline, argv[i]);
+       }
+}
+
+void __init prom_init(void)
+{
+       extern int tx4938_get_mem_size(void);
+       int msize;
+#ifndef CONFIG_TX4938_NAND_BOOT
+       prom_init_cmdline();
+#endif
+       mips_machgroup = MACH_GROUP_TOSHIBA;
+       mips_machtype = MACH_TOSHIBA_RBTX4938;
+
+       msize = tx4938_get_mem_size();
+       add_memory_region(0, msize << 20, BOOT_MEM_RAM);
+
+       return;
+}
+
+unsigned long  __init prom_free_prom_memory(void)
+{
+       return 0;
+}
+
+void __init prom_fixup_mem_map(unsigned long start, unsigned long end)
+{
+       return;
+}
+
+const char *get_system_type(void)
+{
+       return "Toshiba RBTX4938";
+}
+
+char * __init prom_getcmdline(void)
+{
+       return &(arcs_cmdline[0]);
+}