Merge git://git.infradead.org/~dwmw2/rbtree-2.6
[linux-2.6] / include / asm-arm / arch-aaec2000 / debug-macro.S
1 /*  linux/include/asm-arm/arch-aaec2000/debug-macro.S
2  *
3  *  Debugging macro include header
4  *
5  *  Copyright (c) 2005 Nicolas Bellido Y Ortega
6  *
7  *  This program is free software; you can redistribute it and/or modify
8  *  it under the terms of the GNU General Public License version 2 as
9  *  published by the Free Software Foundation.
10  */
11
12 #include "hardware.h"
13                 .macro  addruart,rx
14                 mrc     p15, 0, \rx, c1, c0
15                 tst     \rx, #1                 @ MMU enabled?
16                 moveq   \rx, #0x80000000                @ physical
17                 movne   \rx, #io_p2v(0x80000000)        @ virtual
18                 orr     \rx, \rx, #0x00000800
19                 .endm
20
21                 .macro  senduart,rd,rx
22                 str     \rd, [\rx, #0]
23                 .endm
24
25                 .macro  busyuart,rd,rx
26 1002:           ldr     \rd, [\rx, #0x10]
27                 tst     \rd, #(1 << 7)
28                 beq     1002b
29                 .endm
30
31                 .macro  waituart,rd,rx
32 #if 0
33 1001:           ldr     \rd, [\rx, #0x10]
34                 tst     \rd, #(1 << 5)
35                 beq     1001b
36 #endif
37                 .endm