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/* See the end of this file for copyright, license, and warranty information. */
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#pragma once
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#include <ardix/dma.h>
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#include <ardix/serial.h>
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#include <ardix/util.h>
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#ifndef CONFIG_ARCH_SERIAL_BUFSZ
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#define CONFIG_ARCH_SERIAL_BUFSZ 32
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#endif /* CONFIG_ARCH_SERIAL_BUFSZ */
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/** Architecture-specific extension of `struct serial_device` */
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struct arch_serial_device {
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/** should always match REG_UART_PDC_TPR */
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struct dmabuf *tx_current;
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/** should always match REG_UART_PDC_TNPR */
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struct dmabuf *tx_next;
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struct serial_device device;
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};
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/**
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* Cast a `struct serial_device` out to a `struct arch_serialdevice`.
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*
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* @param ptr: The `struct serial_device *` to cast out from.
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* @returns The containing `struct arch_serialdevice *`.
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*/
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#define to_arch_serial_device(ptr) container_of(ptr, struct arch_serial_device, device)
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/*
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* This file is part of Ardix.
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* Copyright (c) 2020, 2021 Felix Kopp <owo@fef.moe>.
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*
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* Ardix is non-violent software: you may only use, redistribute,
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* and/or modify it under the terms of the CNPLv6+ as found in
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* the LICENSE file in the source code root directory or at
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* <https://git.pixie.town/thufie/CNPL>.
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*
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* Ardix comes with ABSOLUTELY NO WARRANTY, to the extent
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* permitted by applicable law. See the CNPLv6+ for details.
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*/
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