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/*
* linux/arch/unicore32/include/mach/ocd.h
*
* Code specific to PKUnity SoC and UniCore ISA
*
* Copyright (C) 2001-2010 GUAN Xue-tao
*
* 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.
*/
#ifndef __MACH_PUV3_OCD_H__
#define __MACH_PUV3_OCD_H__
#if defined(CONFIG_DEBUG_OCD)
static inline void ocd_putc(unsigned int c)
{
int status, i = 0x2000000;
do {
if (--i < 0)
return;
asm volatile ("movc %0, p1.c0, #0" : "=r" (status));
} while (status & 2);
asm("movc p1.c1, %0, #1" : : "r" (c));
}
#define putc(ch) ocd_putc(ch)
#else
#define putc(ch)
#endif
#endif
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