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28 lines
645 B
28 lines
645 B
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* Debugging macro include header |
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* |
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* Copyright (C) 1994-1999 Russell King |
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* Moved from linux/arch/arm/kernel/debug.S by Ben Dooks |
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* Modified for ASM9260 by Oleksij Remepl <linux@rempel-privat.de> |
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*/ |
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.macro addruart, rp, rv, tmp |
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ldr \rp, = CONFIG_DEBUG_UART_PHYS |
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ldr \rv, = CONFIG_DEBUG_UART_VIRT |
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.endm |
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.macro waituarttxrdy,rd,rx |
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.endm |
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.macro waituartcts,rd,rx |
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.endm |
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.macro senduart,rd,rx |
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str \rd, [\rx, #0x50] @ TXDATA |
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.endm |
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.macro busyuart,rd,rx |
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1002: ldr \rd, [\rx, #0x60] @ STAT |
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tst \rd, #1 << 27 @ TXEMPTY |
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beq 1002b @ wait until transmit done |
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.endm
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