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1 | /* linux/include/asm-arm/arch-netx/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 | #include "hardware.h" | |
15 | ||
16 | .macro addruart,rx | |
17 | mrc p15, 0, \rx, c1, c0 | |
18 | tst \rx, #1 @ MMU enabled? | |
19 | moveq \rx, #0x00100000 @ physical | |
20 | movne \rx, #io_p2v(0x00100000) @ virtual | |
21 | orr \rx, \rx, #0x00000a00 | |
22 | .endm | |
23 | ||
24 | .macro senduart,rd,rx | |
25 | str \rd, [\rx, #0] | |
26 | .endm | |
27 | ||
28 | .macro busyuart,rd,rx | |
29 | 1002: ldr \rd, [\rx, #0x18] | |
30 | tst \rd, #(1 << 3) | |
31 | bne 1002b | |
32 | .endm | |
33 | ||
34 | .macro waituart,rd,rx | |
35 | 1001: ldr \rd, [\rx, #0x18] | |
36 | tst \rd, #(1 << 3) | |
37 | bne 1001b | |
38 | .endm |