forked from Minki/linux
a081568d70
As per the corresponding change to the serial drivers, arrange for ARM decompressors to give CRLF. Move the common putstr code into misc.c such that machines only need to supply "putc" and "flush" functions. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
46 lines
888 B
C
46 lines
888 B
C
/*
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* linux/include/asm-arm/arch-ebsa110/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 *)0xfe000be0)
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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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#define arch_decomp_wdog()
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