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
1 KiB
C
46 lines
1 KiB
C
/*
|
|
* linux/include/asm-arm/arch-aaec2000/uncompress.h
|
|
*
|
|
* Copyright (c) 2005 Nicolas Bellido Y Ortega
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
|
|
#ifndef __ASM_ARCH_UNCOMPRESS_H
|
|
#define __ASM_ARCH_UNCOMPRESS_H
|
|
|
|
#include "hardware.h"
|
|
|
|
#define UART(x) (*(volatile unsigned long *)(serial_port + (x)))
|
|
|
|
static void putc(int c)
|
|
{
|
|
unsigned long serial_port;
|
|
do {
|
|
serial_port = _UART3_BASE;
|
|
if (UART(UART_CR) & UART_CR_EN) break;
|
|
serial_port = _UART1_BASE;
|
|
if (UART(UART_CR) & UART_CR_EN) break;
|
|
serial_port = _UART2_BASE;
|
|
if (UART(UART_CR) & UART_CR_EN) break;
|
|
return;
|
|
} while (0);
|
|
|
|
/* wait for space in the UART's transmitter */
|
|
while ((UART(UART_SR) & UART_SR_TxFF))
|
|
barrier();
|
|
|
|
/* send the character out. */
|
|
UART(UART_DR) = c;
|
|
}
|
|
|
|
static inline void flush(void)
|
|
{
|
|
}
|
|
|
|
#define arch_decomp_setup()
|
|
#define arch_decomp_wdog()
|
|
|
|
#endif /* __ASM_ARCH_UNCOMPRESS_H */
|