| /* linux/include/asm-arm/arch-aaec2000/debug-macro.S |
| * |
| * Debugging macro include header |
| * |
| * Copyright (c) 2005 Nicolas Bellido Y Ortega |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| |
| .macro addruart,rx |
| mrc p15, 0, \rx, c1, c0 |
| tst \rx, #1 @ MMU enabled? |
| moveq \rx, #0x80000000 @ physical |
| movne \rx, #io_p2v(0x80000000) @ virtual |
| orr \rx, \rx, #0x00000800 |
| .endm |
| |
| .macro senduart,rd,rx |
| str \rd, [\rx, #0] |
| .endm |
| |
| .macro busyuart,rd,rx |
| 1002: ldr \rd, [\rx, #0x10] |
| tst \rd, #(1 << 7) |
| beq 1002b |
| .endm |
| |
| .macro waituart,rd,rx |
| #if 0 |
| 1001: ldr \rd, [\rx, #0x10] |
| tst \rd, #(1 << 5) |
| beq 1001b |
| #endif |
| .endm |
