7c6a6912acdeef809e1e1296b187cf905c4d637a
[linux-3.10.git] / arch / arm / mach-ixp4xx / include / mach / debug-macro.S
1 /* arch/arm/mach-ixp4xx/include/mach/debug-macro.S
2  *
3  * Debugging macro include header
4  *
5  *  Copyright (C) 1994-1999 Russell King
6  *  Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11 */
12
13                 .macro  addruart,rx
14                 mrc     p15, 0, \rx, c1, c0
15                 tst     \rx, #1                 @ MMU enabled?
16                 moveq   \rx, #0xc8000000
17                 movne   \rx, #0xff000000
18                 orrne   \rx, \rx, #0x00b00000
19                 add     \rx,\rx,#3              @ Uart regs are at off set of 3 if
20                                                 @ byte writes used - Big Endian.
21                 .endm
22
23 #define UART_SHIFT      2
24 #include <asm/hardware/debug-8250.S>