uncompress.h

来自「多年来」· C头文件 代码 · 共 53 行

/*
 * linux/include/asm-arm/arch-ixp2000/uncompress.h
 *
 *
 * Original Author: Naeem Afzal <[e-mail]>
 * Maintainer: Deepak Saxena <[e-mail]>
 *
 * Copyright 2002 Intel Corp.
 *
 *  This program is free software; you can redistribute  it and/or modify it
 *  under  the terms of  the GNU General  Public License as published by the
 *  Free Software Foundation;  either version 2 of the  License, or (at your
 *  option) any later version.
 *
 */

#include <linux/serial_reg.h>

#define UART_BASE	0xc0030000

#define PHYS(x)          ((volatile unsigned long *)(UART_BASE + x))

#define UARTDR          PHYS(0x00)      /* Transmit reg dlab=0 */
#define UARTDLL         PHYS(0x00)      /* Divisor Latch reg dlab=1*/
#define UARTDLM         PHYS(0x04)      /* Divisor Latch reg dlab=1*/
#define UARTIER         PHYS(0x04)      /* Interrupt enable reg */
#define UARTFCR         PHYS(0x08)      /* FIFO control reg dlab =0*/
#define UARTLCR         PHYS(0x0c)      /* Control reg */
#define UARTSR          PHYS(0x14)      /* Status reg */


static __inline__ void putc(char c)
{
	int j = 0x1000;

	while (--j && !(*UARTSR & UART_LSR_THRE)); 
	*UARTDR = c;
}

static void putstr(const char *s)
{
	while (*s)
	{
		putc(*s);
		if (*s == '\n')
			putc('\r');
		s++;
	}
}

#define arch_decomp_setup()
#define arch_decomp_wdog()