blob: f05631d767435f2f086c3ead981a95790b19ce08 [file] [log] [blame]
Catalin Marinas8ad68bb2005-10-31 14:25:02 +00001/*
2 * linux/include/asm-arm/arch-realview/uncompress.h
3 *
4 * Copyright (C) 2003 ARM Limited
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 as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
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.
15 *
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
19 */
20#include <asm/hardware.h>
21
22#define AMBA_UART_DR (*(volatile unsigned char *) (REALVIEW_UART0_BASE + 0x00))
23#define AMBA_UART_LCRH (*(volatile unsigned char *) (REALVIEW_UART0_BASE + 0x2c))
24#define AMBA_UART_CR (*(volatile unsigned char *) (REALVIEW_UART0_BASE + 0x30))
25#define AMBA_UART_FR (*(volatile unsigned char *) (REALVIEW_UART0_BASE + 0x18))
26
27/*
28 * This does not append a newline
29 */
Russell Kinga0815682006-03-28 10:24:33 +010030static inline void putc(int c)
Catalin Marinas8ad68bb2005-10-31 14:25:02 +000031{
Russell Kinga0815682006-03-28 10:24:33 +010032 while (AMBA_UART_FR & (1 << 5))
33 barrier();
Catalin Marinas8ad68bb2005-10-31 14:25:02 +000034
Russell Kinga0815682006-03-28 10:24:33 +010035 AMBA_UART_DR = c;
36}
Catalin Marinas8ad68bb2005-10-31 14:25:02 +000037
Russell Kinga0815682006-03-28 10:24:33 +010038static inline void flush(void)
39{
Catalin Marinas8ad68bb2005-10-31 14:25:02 +000040 while (AMBA_UART_FR & (1 << 3))
41 barrier();
42}
43
44/*
45 * nothing to do
46 */
47#define arch_decomp_setup()
48#define arch_decomp_wdog()