| 1 | /* SPDX-License-Identifier: GPL-2.0-only */
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| 2 | /* Debugging macro include header
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| 3 | *
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| 4 | * Copyright (C) 1994-1999 Russell King
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| 5 | * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
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| 6 | * Modified for ASM9260 by Oleksij Remepl <linux@rempel-privat.de>
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| 7 | */
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| 8 |
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| 9 | .macro addruart, rp, rv, tmp
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| 10 | ldr \rp, = CONFIG_DEBUG_UART_PHYS
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| 11 | ldr \rv, = CONFIG_DEBUG_UART_VIRT
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| 12 | .endm
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| 13 |
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| 14 | .macro waituarttxrdy,rd,rx
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| 15 | .endm
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| 16 |
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| 17 | .macro waituartcts,rd,rx
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| 18 | .endm
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| 19 |
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| 20 | .macro senduart,rd,rx
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| 21 | str \rd, [\rx, |
| 22 | .endm
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| 23 |
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| 24 | .macro busyuart,rd,rx
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| 25 | 1002: ldr \rd, [\rx, |
| 26 | tst \rd, |
| 27 | beq 1002b @ wait until transmit done
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| 28 | .endm
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