forked from Imagelibrary/rtems
161 lines
4.2 KiB
C
161 lines
4.2 KiB
C
/**
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* @file rtems/console.h
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*/
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/* console.h
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*
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* This file describes the Console Device Driver for all boards.
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* This driver provides support for the standard C Library.
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*
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* COPYRIGHT (c) 1989-1999.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.com/license/LICENSE.
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*
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* $Id$
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*/
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#ifndef _RTEMS_CONSOLE_H
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#define _RTEMS_CONSOLE_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* This macro defines the standard name for the console device
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* that is available to applications.
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*/
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#define CONSOLE_DEVICE_NAME "/dev/console"
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/**
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* This macro defines the standard device driver table entry for
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* a console device driver.
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*/
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#define CONSOLE_DRIVER_TABLE_ENTRY \
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{ console_initialize, console_open, console_close, \
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console_read, console_write, console_control }
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/**
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* @brief Console Initialization Entry Point
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*
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* This method initializes the console device driver.
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*
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* @param[in] major is the device driver major number
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* @param[in] minor is the device driver minor number
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* @param[in] arg is the parameters to this call
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*
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* @return This method returns RTEMS_SUCCESSFUL when
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* the device driver is successfully initialized.
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*/
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rtems_device_driver console_initialize(
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rtems_device_major_number major,
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rtems_device_minor_number minor,
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void *arg
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);
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/**
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* @brief Console Open Entry Point
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*
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* This method opens a specific device supported by the
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* console device driver.
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*
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* @param[in] major is the device driver major number
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* @param[in] minor is the device driver minor number
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* @param[in] arg is the parameters to this call
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*
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* @return This method returns RTEMS_SUCCESSFUL when
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* the device driver is successfully opened.
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*/
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rtems_device_driver console_open(
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rtems_device_major_number major,
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rtems_device_minor_number minor,
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void *arg
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);
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/**
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* @brief Console Close Entry Point
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*
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* This method closes a specific device supported by the
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* console device driver.
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*
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* @param[in] major is the device driver major number
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* @param[in] minor is the device driver minor number
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* @param[in] arg is the parameters to this call
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*
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* @return This method returns RTEMS_SUCCESSFUL when
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* the device is successfully closed.
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*/
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rtems_device_driver console_close(
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rtems_device_major_number major,
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rtems_device_minor_number minor,
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void *arg
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);
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/**
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* @brief Console Read Entry Point
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*
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* This method reads from a specific device supported by the
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* console device driver.
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*
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* @param[in] major is the device driver major number
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* @param[in] minor is the device driver minor number
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* @param[in] arg is the parameters to this call
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*
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* @return This method returns RTEMS_SUCCESSFUL when
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* the device is successfully read from.
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*/
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rtems_device_driver console_read(
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rtems_device_major_number major,
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rtems_device_minor_number minor,
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void *arg
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);
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/**
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* @brief Console Write Entry Point
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*
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* This method writes to a specific device supported by the
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* console device driver.
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*
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* @param[in] major is the device driver major number
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* @param[in] minor is the device driver minor number
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* @param[in] arg is the parameters to this call
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*
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* @return This method returns RTEMS_SUCCESSFUL when
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* the device is successfully written.
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*/
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rtems_device_driver console_write(
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rtems_device_major_number major,
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rtems_device_minor_number minor,
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void *arg
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);
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/**
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* @brief Console IO Control Entry Point
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*
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* This method performs an IO Control operation on a
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* specific device supported by the console device driver.
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*
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* @param[in] major is the device driver major number
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* @param[in] minor is the device driver minor number
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* @param[in] arg is the parameters to this call
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*
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* @return This method returns RTEMS_SUCCESSFUL when
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* the device driver IO control operation is
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* successfully performed.
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*/
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rtems_device_driver console_control(
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rtems_device_major_number major,
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rtems_device_minor_number minor,
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void *arg
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);
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#ifdef __cplusplus
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}
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#endif
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#endif
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/* end of include file */
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