patch-2.4.10 linux/arch/mips/philips/nino/power.c
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- Lines: 37
- Date:
Sun Sep 9 10:43:02 2001
- Orig file:
v2.4.9/linux/arch/mips/philips/nino/power.c
- Orig date:
Wed Dec 31 16:00:00 1969
diff -u --recursive --new-file v2.4.9/linux/arch/mips/philips/nino/power.c linux/arch/mips/philips/nino/power.c
@@ -0,0 +1,36 @@
+/*
+ * linux/arch/mips/philips/nino/power.c
+ *
+ * Copyright (C) 2000 Jim Pick <jim@jimpick.com>
+ * Copyright (C) 2001 Steven J. Hill (sjhill@realitydiluted.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Power management routines on the Philips Nino.
+ */
+#include <asm/tx3912.h>
+
+void nino_wait(void)
+{
+ /* We stop the CPU to conserve power */
+ PowerControl |= PWR_STOPCPU;
+
+ /*
+ * We wait until an interrupt happens...
+ */
+
+ /* We resume here */
+ PowerControl &= ~PWR_STOPCPU;
+
+ /* Give ourselves a little delay */
+ __asm__ __volatile__(
+ "nop\n\t"
+ "nop\n\t"
+ "nop\n\t"
+ "nop\n\t"
+ "nop\n\t"
+ "nop\n\t"
+ "nop\n\t");
+}
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