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arm: return both physical and virtual addresses from addruart
[net-next-2.6.git] / arch / arm / mach-ixp4xx / include / mach / debug-macro.S
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a09e64fb 1/* arch/arm/mach-ixp4xx/include/mach/debug-macro.S
1da177e4
LT
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
0ea12930 13 .macro addruart, rp, rv
42ea573f 14#ifdef __ARMEB__
0ea12930
JK
15 mov \rp, #3 @ Uart regs are at off set of 3 if
16 @ byte writes used - Big Endian.
17#else
18 mov \rp, #0
42ea573f 19#endif
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JK
20 orr \rv, \rp, #0xff000000 @ virtual
21 orr \rv, \rv, #0x00b00000
22 orr \rp, \rp, #0xc8000000 @ physical
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LT
23 .endm
24
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RK
25#define UART_SHIFT 2
26#include <asm/hardware/debug-8250.S>