X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fmips%2Fgt64120%2Fwrppmc%2Freset.c;fp=arch%2Fmips%2Fgt64120%2Fwrppmc%2Freset.c;h=b97039c6d3dba8813eb21142323fbef0d674cae0;hb=f05f9504c50ed069377d37f02f22e7a16b5921de;hp=0000000000000000000000000000000000000000;hpb=16c70f8c1b54b61c3b951b6fb220df250fe09b32;p=linux-2.6.git

diff --git a/arch/mips/gt64120/wrppmc/reset.c b/arch/mips/gt64120/wrppmc/reset.c
new file mode 100644
index 000000000..b97039c6d
--- /dev/null
+++ b/arch/mips/gt64120/wrppmc/reset.c
@@ -0,0 +1,50 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 1997 Ralf Baechle
+ */
+#include <linux/sched.h>
+#include <linux/mm.h>
+#include <asm/io.h>
+#include <asm/pgtable.h>
+#include <asm/processor.h>
+#include <asm/reboot.h>
+#include <asm/system.h>
+#include <asm/cacheflush.h>
+
+void wrppmc_machine_restart(char *command)
+{
+	/*
+	 * Ouch, we're still alive ... This time we take the silver bullet ...
+	 * ... and find that we leave the hardware in a state in which the
+	 * kernel in the flush locks up somewhen during of after the PCI
+	 * detection stuff.
+	 */
+	local_irq_disable();
+	set_c0_status(ST0_BEV | ST0_ERL);
+	change_c0_config(CONF_CM_CMASK, CONF_CM_UNCACHED);
+	flush_cache_all();
+	write_c0_wired(0);
+	__asm__ __volatile__("jr\t%0"::"r"(0xbfc00000));
+}
+
+void wrppmc_machine_halt(void)
+{
+	local_irq_disable();
+
+	printk(KERN_NOTICE "You can safely turn off the power\n");
+	while (1) {
+		__asm__(
+			".set\tmips3\n\t"
+			"wait\n\t"
+			".set\tmips0"
+		);
+	}
+}
+
+void wrppmc_machine_power_off(void)
+{
+	wrppmc_machine_halt();
+}