1 /*
2  *  arch/arm/mach-ebsa110/include/mach/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  */
putc(int c)18 static 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 
flush(void)30 static 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