summaryrefslogtreecommitdiffstats
path: root/arch/mips/mti-malta/malta-cmdline.c
diff options
context:
space:
mode:
authorRalf Baechle <ralf@linux-mips.org>2008-07-15 19:44:34 +0200
committerRalf Baechle <ralf@linux-mips.org>2008-07-15 19:44:34 +0200
commit315806cb19f9d375dccbc2d60fa14e16afdcd5ac (patch)
treeeffe89f2f8d49bf62018ad5717a0d7c8c5725277 /arch/mips/mti-malta/malta-cmdline.c
parent[MIPS] Remove always true ifdef conditions. (diff)
downloadlinux-315806cb19f9d375dccbc2d60fa14e16afdcd5ac.tar.xz
linux-315806cb19f9d375dccbc2d60fa14e16afdcd5ac.zip
[MIPS] Malta: Cleanup organization of code into directories.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/mti-malta/malta-cmdline.c')
-rw-r--r--arch/mips/mti-malta/malta-cmdline.c59
1 files changed, 59 insertions, 0 deletions
diff --git a/arch/mips/mti-malta/malta-cmdline.c b/arch/mips/mti-malta/malta-cmdline.c
new file mode 100644
index 000000000000..1871c30ed2eb
--- /dev/null
+++ b/arch/mips/mti-malta/malta-cmdline.c
@@ -0,0 +1,59 @@
+/*
+ * Carsten Langgaard, carstenl@mips.com
+ * Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved.
+ *
+ * This program is free software; you can distribute it and/or modify it
+ * under the terms of the GNU General Public License (Version 2) as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ *
+ * Kernel command line creation using the prom monitor (YAMON) argc/argv.
+ */
+#include <linux/init.h>
+#include <linux/string.h>
+
+#include <asm/bootinfo.h>
+
+extern int prom_argc;
+extern int *_prom_argv;
+
+/*
+ * YAMON (32-bit PROM) pass arguments and environment as 32-bit pointer.
+ * This macro take care of sign extension.
+ */
+#define prom_argv(index) ((char *)(long)_prom_argv[(index)])
+
+char * __init prom_getcmdline(void)
+{
+ return &(arcs_cmdline[0]);
+}
+
+
+void __init prom_init_cmdline(void)
+{
+ char *cp;
+ int actr;
+
+ actr = 1; /* Always ignore argv[0] */
+
+ cp = &(arcs_cmdline[0]);
+ while(actr < prom_argc) {
+ strcpy(cp, prom_argv(actr));
+ cp += strlen(prom_argv(actr));
+ *cp++ = ' ';
+ actr++;
+ }
+ if (cp != &(arcs_cmdline[0])) {
+ /* get rid of trailing space */
+ --cp;
+ *cp = '\0';
+ }
+}