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1 | /* linux/include/asm-arm/arch-aaec2000/debug-macro.S |
2 | * | |
3 | * Debugging macro include header | |
4 | * | |
5 | * Copyright (c) 2005 Nicolas Bellido Y Ortega | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License version 2 as | |
9 | * published by the Free Software Foundation. | |
10 | */ | |
11 | ||
9a708bec | 12 | #include "hardware.h" |
038c5b60 BN |
13 | .macro addruart,rx |
14 | mrc p15, 0, \rx, c1, c0 | |
15 | tst \rx, #1 @ MMU enabled? | |
16 | moveq \rx, #0x80000000 @ physical | |
17 | movne \rx, #io_p2v(0x80000000) @ virtual | |
18 | orr \rx, \rx, #0x00000800 | |
19 | .endm | |
20 | ||
21 | .macro senduart,rd,rx | |
22 | str \rd, [\rx, #0] | |
23 | .endm | |
24 | ||
25 | .macro busyuart,rd,rx | |
26 | 1002: ldr \rd, [\rx, #0x10] | |
27 | tst \rd, #(1 << 7) | |
28 | beq 1002b | |
29 | .endm | |
30 | ||
31 | .macro waituart,rd,rx | |
32 | #if 0 | |
33 | 1001: ldr \rd, [\rx, #0x10] | |
34 | tst \rd, #(1 << 5) | |
35 | beq 1001b | |
36 | #endif | |
37 | .endm |