git://bbs.cooldavid.org / net-next-2.6.git / blame
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|---|---|---|
| bb6d8c88 SH |
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 |