71 lines
2.5 KiB
C
71 lines
2.5 KiB
C
/*-
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* Copyright (c) 2015 Michal Meloun
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* Copyright (c) 2016 The FreeBSD Foundation
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* All rights reserved.
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*
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* This software was developed by Andrew Turner under
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* sponsorship from the FreeBSD Foundation.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _DEV_UART_CPU_ACPI_H_
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#define _DEV_UART_CPU_ACPI_H_
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#include <sys/linker_set.h>
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struct uart_class;
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struct acpi_uart_compat_data {
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const char *cd_hid;
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struct uart_class *cd_class;
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uint16_t cd_port_subtype;
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int cd_regshft;
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int cd_regiowidth;
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int cd_rclk;
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int cd_quirks;
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const char *cd_desc;
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};
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/*
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* If your UART driver implements only uart_class and uses uart_cpu_acpi.c
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* for device instantiation, then use UART_ACPI_CLASS_AND_DEVICE for its
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* declaration
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*/
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SET_DECLARE(uart_acpi_class_and_device_set, struct acpi_uart_compat_data);
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#define UART_ACPI_CLASS_AND_DEVICE(data) \
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DATA_SET(uart_acpi_class_and_device_set, data)
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/*
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* If your UART driver implements uart_class and custom device layer,
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* then use UART_ACPI_CLASS for its declaration
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*/
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SET_DECLARE(uart_acpi_class_set, struct acpi_uart_compat_data);
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#define UART_ACPI_CLASS(data) \
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DATA_SET(uart_acpi_class_set, data)
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/* Try to initialize UART device from SPCR data. */
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int uart_cpu_acpi_spcr(int devtype, struct uart_devinfo *di);
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#endif /* _DEV_UART_CPU_ACPI_H_ */
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