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jeremybenn |
/*
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FreeRTOS V5.4.2 - Copyright (C) 2009 Real Time Engineers Ltd.
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This file is part of the FreeRTOS distribution.
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FreeRTOS is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License (version 2) as published by the
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Free Software Foundation and modified by the FreeRTOS exception.
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**NOTE** The exception to the GPL is included to allow you to distribute a
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combined work that includes FreeRTOS without being obliged to provide the
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source code for proprietary components outside of the FreeRTOS kernel.
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Alternative commercial license and support terms are also available upon
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request. See the licensing section of http://www.FreeRTOS.org for full
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license details.
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FreeRTOS is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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You should have received a copy of the GNU General Public License along
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with FreeRTOS; if not, write to the Free Software Foundation, Inc., 59
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Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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***************************************************************************
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* *
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* Looking for a quick start? Then check out the FreeRTOS eBook! *
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* See http://www.FreeRTOS.org/Documentation for details *
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* *
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***************************************************************************
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1 tab == 4 spaces!
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Please ensure to read the configuration and relevant port sections of the
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online documentation.
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http://www.FreeRTOS.org - Documentation, latest information, license and
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contact details.
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http://www.SafeRTOS.com - A version that is certified for use in safety
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critical systems.
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http://www.OpenRTOS.com - Commercial support, development, porting,
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licensing and training services.
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*/
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#ifndef EMAC__H
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#define EMAC__H
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/*
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* Initialise all IO and preipherals required for Ethernet communication.
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*/
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portBASE_TYPE xEthInitialise( void );
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/*
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* Look for new received data. If any is found then set uip_buf to point to the
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* data and return the length of the data. If no data is found then 0 is
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* returned, and uip_buf is left pointing to a spare data buffer.
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*/
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unsigned short usGetMACRxData( void );
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/*
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* Send usDataLen bytes from uip_buf to the MAC for transmission.
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*/
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void vSendMACData( unsigned short usDataLen );
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/*
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* Return a buffer to the pool of free buffers.
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*/
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void vReturnBuffer( unsigned char *pucBuffer );
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#endif
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