blob: a940d0e80cb27c8ecfceed976603f0dbf7c0cc85 [file] [log] [blame]
Sascha Hauerbb6d8c82006-06-19 15:27:53 +01001/* linux/include/asm-arm/arch-netx/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,rx
17 mrc p15, 0, \rx, c1, c0
18 tst \rx, #1 @ MMU enabled?
19 moveq \rx, #0x00100000 @ physical
20 movne \rx, #io_p2v(0x00100000) @ virtual
21 orr \rx, \rx, #0x00000a00
22 .endm
23
24 .macro senduart,rd,rx
25 str \rd, [\rx, #0]
26 .endm
27
28 .macro busyuart,rd,rx
291002: ldr \rd, [\rx, #0x18]
30 tst \rd, #(1 << 3)
31 bne 1002b
32 .endm
33
34 .macro waituart,rd,rx
351001: ldr \rd, [\rx, #0x18]
36 tst \rd, #(1 << 3)
37 bne 1001b
38 .endm