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-rw-r--r--include/asm-arm/arch-rpc/debug-macro.S35
1 files changed, 35 insertions, 0 deletions
diff --git a/include/asm-arm/arch-rpc/debug-macro.S b/include/asm-arm/arch-rpc/debug-macro.S
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1/* linux/include/asm-arm/arch-rpc/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 .macro addruart,rx
15 mov \rx, #0xe0000000
16 orr \rx, \rx, #0x00010000
17 orr \rx, \rx, #0x00000fe0
18 .endm
19
20 .macro senduart,rd,rx
21 strb \rd, [\rx]
22 .endm
23
24 .macro busyuart,rd,rx
251001: ldrb \rd, [\rx, #0x14]
26 and \rd, \rd, #0x60
27 teq \rd, #0x60
28 bne 1001b
29 .endm
30
31 .macro waituart,rd,rx
321001: ldrb \rd, [\rx, #0x18]
33 tst \rd, #0x10
34 beq 1001b
35 .endm