projects / deliverable / linux.git / blame
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| 4bc25650 SH |
1 | /* linux/include/asm-arm/arch-imx/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 <asm/arch/hardware.h> | |
| 15 | ||
| 16 | #ifdef CONFIG_MACH_MX31ADS | |
| 17 | #include <asm/arch/board-mx31ads.h> | |
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18 | #endif |
| 19 | #ifdef CONFIG_MACH_PCM037 | |
| 20 | #include <asm/arch/board-pcm037.h> | |
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21 | #endif |
| 22 | #ifdef CONFIG_MACH_MX31LITE | |
| 23 | #include <asm/arch/board-mx31lite.h> | |
| 4bc25650 SH |
24 | #endif |
| 25 | ||
| 26 | .macro addruart,rx | |
| 27 | mrc p15, 0, \rx, c1, c0 | |
| 28 | tst \rx, #1 @ MMU enabled? | |
| 29 | ldreq \rx, =MXC_LL_UART_PADDR @ physical | |
| 30 | ldrne \rx, =MXC_LL_UART_VADDR @ virtual | |
| 31 | .endm | |
| 32 | ||
| 33 | .macro senduart,rd,rx | |
| 34 | str \rd, [\rx, #0x40] @ TXDATA | |
| 35 | .endm | |
| 36 | ||
| 37 | .macro waituart,rd,rx | |
| 38 | .endm | |
| 39 | ||
| 40 | .macro busyuart,rd,rx | |
| 41 | 1002: ldr \rd, [\rx, #0x98] @ SR2 | |
| 42 | tst \rd, #1 << 3 @ TXDC | |
| 43 | beq 1002b @ wait until transmit done | |
| 44 | .endm |