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1 | /* |
2 | * Debugging macro include header | |
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3 | * |
4 | * Copyright (C) 2010 Alexey Charkov <alchark@gmail.com> | |
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5 | * Moved from arch/arm/mach-vt8500/include/mach/debug-macro.S |
6 | * Minor changes for readability. | |
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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. | |
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11 | */ |
12 | ||
13 | #define DEBUG_LL_PHYS_BASE 0xD8000000 | |
14 | #define DEBUG_LL_VIRT_BASE 0xF8000000 | |
15 | #define DEBUG_LL_UART_OFFSET 0x00200000 | |
21f47fbc | 16 | |
b61a2722 | 17 | #if defined(CONFIG_DEBUG_VT8500_UART0) |
639da5ee | 18 | .macro addruart, rp, rv, tmp |
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19 | mov \rp, #DEBUG_LL_UART_OFFSET |
20 | orr \rv, \rp, #DEBUG_LL_VIRT_BASE | |
21 | orr \rp, \rp, #DEBUG_LL_PHYS_BASE | |
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22 | .endm |
23 | ||
24 | .macro senduart,rd,rx | |
25 | strb \rd, [\rx, #0] | |
26 | .endm | |
27 | ||
28 | .macro busyuart,rd,rx | |
29 | 1001: ldr \rd, [\rx, #0x1c] | |
30 | ands \rd, \rd, #0x2 | |
31 | bne 1001b | |
32 | .endm | |
33 | ||
34 | .macro waituart,rd,rx | |
35 | .endm | |
b61a2722 TP |
36 | |
37 | #endif |