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arm: return both physical and virtual addresses from addruart
[net-next-2.6.git] / arch / arm / mach-clps711x / include / mach / debug-macro.S
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a09e64fb 1/* arch/arm/mach-clps711x/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*/
13
73bcc76a 14#include <mach/hardware.h>
1da177e4
LT
15#include <asm/hardware/clps7111.h>
16
0ea12930 17 .macro addruart, rp, rv
1da177e4 18#ifndef CONFIG_DEBUG_CLPS711X_UART2
0ea12930 19 mov \rp, #0x0000 @ UART1
1da177e4 20#else
0ea12930 21 mov \rp, #0x1000 @ UART2
1da177e4 22#endif
0ea12930
JK
23 orr \rv, \rp, #CLPS7111_VIRT_BASE
24 orr \rp, \rp, #CLPS7111_PHYS_BASE
1da177e4
LT
25 .endm
26
27 .macro senduart,rd,rx
28 str \rd, [\rx, #0x0480] @ UARTDR
29 .endm
30
31 .macro waituart,rd,rx
321001: ldr \rd, [\rx, #0x0140] @ SYSFLGx
33 tst \rd, #1 << 11 @ UBUSYx
34 bne 1001b
35 .endm
36
37 .macro busyuart,rd,rx
38 tst \rx, #0x1000 @ UART2 does not have CTS here
39 bne 1002f
401001: ldr \rd, [\rx, #0x0140] @ SYSFLGx
41 tst \rd, #1 << 8 @ CTS
42 bne 1001b
431002:
44 .endm
45