Merge branch 'next/soc-exynos5250-arch' of git://git.kernel.org/pub/scm/linux/kernel...
[linux-2.6.git] / arch / arm / include / asm / hardware / debug-pl01x.S
1 /* arch/arm/include/asm/hardware/debug-pl01x.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 #include <linux/amba/serial.h>
14
15                 .macro  senduart,rd,rx
16                 strb    \rd, [\rx, #UART01x_DR]
17                 .endm
18
19                 .macro  waituart,rd,rx
20 1001:           ldr     \rd, [\rx, #UART01x_FR]
21                 tst     \rd, #UART01x_FR_TXFF
22                 bne     1001b
23                 .endm
24
25                 .macro  busyuart,rd,rx
26 1001:           ldr     \rd, [\rx, #UART01x_FR]
27                 tst     \rd, #UART01x_FR_BUSY
28                 bne     1001b
29                 .endm