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File: [Development] / linux-2.6-xfs / arch / arm / mach-h720x / include / mach / uncompress.h (download)

Revision 1.1, Fri Oct 3 17:46:45 2008 UTC (9 years ago) by lachlan.longdrop.melbourne.sgi.com
Branch: MAIN
CVS Tags: HEAD

Merge up to 2.6.27-rc8
Merge of 2.6.x-xfs-melb:linux:32254b by kenmcd.

/*
 * arch/arm/mach-h720x/include/mach/uncompress.h
 *
 * Copyright (C) 2001-2002 Jungjun Kim
 */

#ifndef __ASM_ARCH_UNCOMPRESS_H
#define __ASM_ARCH_UNCOMPRESS_H

#include <mach/hardware.h>

#define LSR 	0x14
#define TEMPTY 	0x40

static inline void putc(int c)
{
	volatile unsigned char *p = (volatile unsigned char *)(IO_PHYS+0x20000);

	/* wait until transmit buffer is empty */
	while((p[LSR] & TEMPTY) == 0x0)
		barrier();

	/* write next character */
	*p = c;
}

static inline void flush(void)
{
}

/*
 * nothing to do
 */
#define arch_decomp_setup()
#define arch_decomp_wdog()

#endif