| Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 1 | /* arch/arm/mach-aaec2000/include/mach/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 | |
| 12 | #include "hardware.h" |
| Tony Lindgren | 4e6d488 | 2010-02-01 23:26:53 +0100 | [diff] [blame] | 13 | .macro addruart, rx, tmp |
| Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 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 |