[ARM] Move AMBA include files to include/linux/amba/
[linux-2.6.git] / include / asm-arm / arch-versatile / debug-macro.S
1 /* linux/include/asm-arm/arch-versatile/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 <linux/amba/serial.h>
15
16                 .macro  addruart,rx
17                 mrc     p15, 0, \rx, c1, c0
18                 tst     \rx, #1                 @ MMU enabled?
19                 moveq   \rx,      #0x10000000
20                 movne   \rx,      #0xf1000000   @ virtual base
21                 orr     \rx, \rx, #0x001F0000
22                 orr     \rx, \rx, #0x00001000
23                 .endm
24
25                 .macro  senduart,rd,rx
26                 strb    \rd, [\rx, #UART01x_DR]
27                 .endm
28
29                 .macro  waituart,rd,rx
30 1001:           ldr     \rd, [\rx, #0x18]       @ UARTFLG
31                 tst     \rd, #1 << 5            @ UARTFLGUTXFF - 1 when full
32                 bne     1001b
33                 .endm
34
35                 .macro  busyuart,rd,rx
36 1001:           ldr     \rd, [\rx, #0x18]       @ UARTFLG
37                 tst     \rd, #1 << 3            @ UARTFLGUBUSY - 1 when busy
38                 bne     1001b
39                 .endm