Linux 3.11-rc3
[cris-mirror.git] / arch / arm / include / asm / hardware / debug-pl01x.S
blobf9fd083eff630dd29b0710d603c11447919b9d54
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  *
13 #include <linux/amba/serial.h>
15                 .macro  senduart,rd,rx
16                 strb    \rd, [\rx, #UART01x_DR]
17                 .endm
19                 .macro  waituart,rd,rx
20 1001:           ldr     \rd, [\rx, #UART01x_FR]
21                 tst     \rd, #UART01x_FR_TXFF
22                 bne     1001b
23                 .endm
25                 .macro  busyuart,rd,rx
26 1001:           ldr     \rd, [\rx, #UART01x_FR]
27                 tst     \rd, #UART01x_FR_BUSY
28                 bne     1001b
29                 .endm