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1da177e4 LT |
1 | /* linux/include/asm-arm/arch-ebsa110/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, #0xf0000000 | |
16 | orr \rx, \rx, #0x00000be0 | |
17 | .endm | |
18 | ||
19 | .macro senduart,rd,rx | |
20 | strb \rd, [\rx] | |
21 | .endm | |
22 | ||
23 | .macro busyuart,rd,rx | |
24 | 1002: ldrb \rd, [\rx, #0x14] | |
25 | and \rd, \rd, #0x60 | |
26 | teq \rd, #0x60 | |
27 | bne 1002b | |
28 | .endm | |
29 | ||
30 | .macro waituart,rd,rx | |
31 | 1001: ldrb \rd, [\rx, #0x18] | |
32 | tst \rd, #0x10 | |
33 | beq 1001b | |
34 | .endm |