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a09e64fb | 1 | /* arch/arm/mach-footbridge/include/mach/debug-macro.S |
1da177e4 LT |
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 <asm/hardware/dec21285.h> | |
15 | ||
e172dedd | 16 | #include <mach/hardware.h> |
1da177e4 LT |
17 | /* For EBSA285 debugging */ |
18 | .equ dc21285_high, ARMCSR_BASE & 0xff000000 | |
19 | .equ dc21285_low, ARMCSR_BASE & 0x00ffffff | |
20 | ||
639da5ee | 21 | .macro addruart, rp, rv, tmp |
1da177e4 | 22 | .if dc21285_low |
0ea12930 JK |
23 | mov \rp, #dc21285_low |
24 | .else | |
25 | mov \rp, #0 | |
1da177e4 | 26 | .endif |
e172dedd RK |
27 | orr \rv, \rp, #dc21285_high |
28 | orr \rp, \rp, #0x42000000 | |
1da177e4 LT |
29 | .endm |
30 | ||
31 | .macro senduart,rd,rx | |
32 | str \rd, [\rx, #0x160] @ UARTDR | |
33 | .endm | |
34 | ||
35 | .macro busyuart,rd,rx | |
36 | 1001: ldr \rd, [\rx, #0x178] @ UARTFLG | |
37 | tst \rd, #1 << 3 | |
38 | bne 1001b | |
39 | .endm | |
40 | ||
41 | .macro waituart,rd,rx | |
42 | .endm |