| 1 | /* SPDX-License-Identifier: GPL-2.0-only */
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| 2 | /*
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| 3 | * Debugging macro include header for Conexant Digicolor USART
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| 4 | *
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| 5 | * Copyright (C) 2014 Paradox Innovation Ltd.
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| 6 | */
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| 7 |
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| 8 | |
| 9 | |
| 10 |
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| 11 | |
| 12 |
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| 13 | |
| 14 | .macro addruart, rp, rv, tmp
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| 15 | ldr \rp, =CONFIG_DEBUG_UART_PHYS
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| 16 | ldr \rv, =CONFIG_DEBUG_UART_VIRT
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| 17 | .endm
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| 18 | |
| 19 |
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| 20 | .macro senduart,rd,rx
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| 21 | strb \rd, [\rx, |
| 22 | .endm
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| 23 |
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| 24 | .macro waituartcts,rd,rx
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| 25 | .endm
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| 26 |
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| 27 | .macro waituarttxrdy,rd,rx
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| 28 | .endm
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| 29 |
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| 30 | .macro busyuart,rd,rx
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| 31 | 1001: ldrb \rd, [\rx, |
| 32 | tst \rd, |
| 33 | beq 1001b
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| 34 | .endm
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