1/* 2 * linux/include/asm-arm/arch-ebsa110/uncompress.h 3 * 4 * Copyright (C) 1996,1997,1998 Russell King 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License version 2 as 8 * published by the Free Software Foundation. 9 */ 10 11#include <linux/serial_reg.h> 12 13#define SERIAL_BASE ((unsigned char *)0xf0000be0) 14 15/* 16 * This does not append a newline 17 */ 18static inline void putc(int c) 19{ 20 unsigned char v, *base = SERIAL_BASE; 21 22 do { 23 v = base[UART_LSR << 2]; 24 barrier(); 25 } while (!(v & UART_LSR_THRE)); 26 27 base[UART_TX << 2] = c; 28} 29 30static inline void flush(void) 31{ 32 unsigned char v, *base = SERIAL_BASE; 33 34 do { 35 v = base[UART_LSR << 2]; 36 barrier(); 37 } while ((v & (UART_LSR_TEMT|UART_LSR_THRE)) != 38 (UART_LSR_TEMT|UART_LSR_THRE)); 39} 40 41/* 42 * nothing to do 43 */ 44#define arch_decomp_setup() 45#define arch_decomp_wdog() 46