ARM: add an extra temp register to the low level debugging addruart macro
[linux-2.6.git] / arch / arm / mach-netx / include / mach / debug-macro.S
1 /* arch/arm/mach-netx/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
14 #include "hardware.h"
15
16                 .macro  addruart, rp, rv, tmp
17                 mov     \rp, #0x00000a00
18                 orr     \rv, \rp, #io_p2v(0x00100000)   @ virtual
19                 orr     \rp, \rp, #0x00100000           @ physical
20                 .endm
21
22                 .macro  senduart,rd,rx
23                 str     \rd, [\rx, #0]
24                 .endm
25
26                 .macro  busyuart,rd,rx
27 1002:           ldr     \rd, [\rx, #0x18]
28                 tst     \rd, #(1 << 3)
29                 bne     1002b
30                 .endm
31
32                 .macro  waituart,rd,rx
33 1001:           ldr     \rd, [\rx, #0x18]
34                 tst     \rd, #(1 << 3)
35                 bne     1001b
36                 .endm