7b38497c24b5adf118c2960a5977896a984e765c
2 * include/asm-arm/arch-at91rm9200/uncompress.h
4 * Copyright (C) 2003 SAN People
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 #ifndef __ASM_ARCH_UNCOMPRESS_H
22 #define __ASM_ARCH_UNCOMPRESS_H
24 #include <asm/arch/hardware.h>
27 * The following code assumes the serial port has already been
28 * initialized by the bootloader. We search for the first enabled
29 * port in the most probable order. If you didn't setup a port in
30 * your bootloader then nothing will appear (which might be desired).
32 * This does not append a newline
34 static void putc(int c
)
36 void __iomem
*sys
= (void __iomem
*) AT91_BASE_SYS
; /* physical address */
38 while (!(__raw_readl(sys
+ AT91_DBGU_SR
) & AT91_DBGU_TXRDY
))
40 __raw_writel(c
, sys
+ AT91_DBGU_THR
);
43 static inline void flush(void)
45 void __iomem
*sys
= (void __iomem
*) AT91_BASE_SYS
; /* physical address */
47 /* wait for transmission to complete */
48 while (!(__raw_readl(sys
+ AT91_DBGU_SR
) & AT91_DBGU_TXEMPTY
))
52 #define arch_decomp_setup()
54 #define arch_decomp_wdog()