system.h
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上传日期:2009-04-28
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文件大小:1k
- /*
- * include/asm-arm/arch-ixp4x//system.h
- *
- * Copyright (C) 2002 Intel Corporation.
- *
- * 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.
- *
- */
- #include <asm/hardware.h>
- static inline void arch_idle(void)
- {
- #if 0
- if (!hlt_counter)
- cpu_do_idle(0);
- #endif
- }
- static inline void arch_reset(char mode)
- {
- if ( 1 && mode == 's') {
- /* Jump into ROM at address 0 */
- cpu_reset(0);
- } else {
- /* Use on-chip reset capability */
- /* set the "key" register to enable access to
- * "timer" and "enable" registers
- */
- *IXP4XX_OSWK = IXP4XX_WDT_KEY;
- /* write 0 to the timer register for an immediate reset */
- *IXP4XX_OSWT = 0;
- *IXP4XX_OSWE = IXP4XX_WDT_RESET_ENABLE | IXP4XX_WDT_COUNT_ENABLE;
- }
- }