?? power.c
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/* * 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 for the Philips Nino */#include <asm/io.h>#include <asm/tx3912.h>void nino_wait(void){ /* We stop the CPU to conserve power */ outl(inl(TX3912_POWER_CTRL) | TX3912_POWER_CTRL_STOPCPU, TX3912_POWER_CTRL); /* * We wait until an interrupt happens... */ /* We resume here */ outl(inl(TX3912_POWER_CTRL) & ~TX3912_POWER_CTRL_STOPCPU, TX3912_POWER_CTRL); /* 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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