X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/e1e080bae670034aab6786d52f4cdfbe3ff644e3..d34517dacf5175d12bf2349f5bea5b192f6064fb:/target/linux/rdc/files-2.6.30/arch/x86/mach-rdc321x/reboot.c

diff --git a/target/linux/rdc/files-2.6.30/arch/x86/mach-rdc321x/reboot.c b/target/linux/rdc/files-2.6.30/arch/x86/mach-rdc321x/reboot.c
new file mode 100644
index 000000000..2dacfefb2
--- /dev/null
+++ b/target/linux/rdc/files-2.6.30/arch/x86/mach-rdc321x/reboot.c
@@ -0,0 +1,44 @@
+/*
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU General Public License
+ *  as published by the Free Software Foundation; either version 2
+ *  of the License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that 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., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA  02110-1301, USA.
+ *
+ */
+
+#include <asm/reboot.h>
+#include <asm/io.h>
+
+static void rdc321x_reset(void)
+{
+	unsigned i;
+
+	/* write to southbridge config register 0x41
+	   enable pci reset on cpu reset, make internal port 0x92 writeable
+	   and switch port 0x92 to internal */
+	outl(0x80003840, 0xCF8);
+	i = inl(0xCFC);
+	i |= 0x1600;
+	outl(i, 0xCFC);
+
+	/* soft reset */
+	outb(1, 0x92);
+}
+
+static int __init rdc_setup_reset(void)
+{
+	machine_ops.emergency_restart = rdc321x_reset;
+	return 0;
+}
+
+arch_initcall(rdc_setup_reset);