linux/include/asm-arm/arch-l7200/uncompress.h
Horst Schirmeier e853534e6b [SERIAL] typo: buad -> baud
Replacing mistyped "buad" with "baud" where applicable.

Signed-off-by: Horst Schirmeier <horst@schirmeier.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2006-06-05 10:45:30 +01:00

39 lines
887 B
C

/*
* linux/include/asm-arm/arch-l7200/uncompress.h
*
* Copyright (C) 2000 Steve Hill (sjhill@cotw.com)
*
* Changelog:
* 05-01-2000 SJH Created
* 05-13-2000 SJH Filled in function bodies
* 07-26-2000 SJH Removed hard coded baud rate
*/
#include <asm/hardware.h>
#define IO_UART IO_START + 0x00044000
#define __raw_writeb(v,p) (*(volatile unsigned char *)(p) = (v))
#define __raw_readb(p) (*(volatile unsigned char *)(p))
static inline void putc(int c)
{
while(__raw_readb(IO_UART + 0x18) & 0x20 ||
__raw_readb(IO_UART + 0x18) & 0x08)
barrier();
__raw_writeb(c, IO_UART + 0x00);
}
static inline void flush(void)
{
}
static __inline__ void arch_decomp_setup(void)
{
__raw_writeb(0x00, IO_UART + 0x08); /* Set HSB */
__raw_writeb(0x00, IO_UART + 0x20); /* Disable IRQs */
__raw_writeb(0x01, IO_UART + 0x14); /* Enable UART */
}
#define arch_decomp_wdog()