mirror of https://gitee.com/openkylin/linux.git
45 lines
861 B
C
45 lines
861 B
C
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/*
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* arch/arm/mach-ebsa110/include/mach/uncompress.h
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*
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* Copyright (C) 1996,1997,1998 Russell King
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/serial_reg.h>
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#define SERIAL_BASE ((unsigned char *)0xf0000be0)
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/*
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* This does not append a newline
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*/
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static inline void putc(int c)
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{
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unsigned char v, *base = SERIAL_BASE;
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do {
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v = base[UART_LSR << 2];
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barrier();
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} while (!(v & UART_LSR_THRE));
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base[UART_TX << 2] = c;
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}
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static inline void flush(void)
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{
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unsigned char v, *base = SERIAL_BASE;
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do {
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v = base[UART_LSR << 2];
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barrier();
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} while ((v & (UART_LSR_TEMT|UART_LSR_THRE)) !=
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(UART_LSR_TEMT|UART_LSR_THRE));
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}
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/*
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* nothing to do
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*/
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#define arch_decomp_setup()
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