| 1 | /* SPDX-License-Identifier: GPL-2.0-only */
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| 2 | /* arch/arm/mach-footbridge/include/mach/debug-macro.S
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| 3 | *
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| 4 | * Debugging macro include header
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| 5 | *
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| 6 | * Copyright (C) 1994-1999 Russell King
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| 7 | * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
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| 8 | */
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| 9 |
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| 10 | |
| 11 |
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| 12 | |
| 13 | /* For EBSA285 debugging */
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| 14 | .equ dc21285_high, ARMCSR_BASE & 0xff000000
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| 15 | .equ dc21285_low, ARMCSR_BASE & 0x00ffffff
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| 16 |
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| 17 | .macro addruart, rp, rv, tmp
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| 18 | .if dc21285_low
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| 19 | mov \rp, |
| 20 | .else
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| 21 | mov \rp, |
| 22 | .endif
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| 23 | orr \rv, \rp, |
| 24 | orr \rp, \rp, |
| 25 | .endm
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| 26 |
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| 27 | .macro senduart,rd,rx
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| 28 | str \rd, [\rx, |
| 29 | .endm
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| 30 |
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| 31 | .macro busyuart,rd,rx
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| 32 | 1001: ldr \rd, [\rx, |
| 33 | tst \rd, |
| 34 | bne 1001b
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| 35 | .endm
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| 36 |
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| 37 | .macro waituartcts,rd,rx
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| 38 | .endm
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| 39 |
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| 40 | .macro waituarttxrdy,rd,rx
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| 41 | .endm
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