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Add FreeRTOS-Plus directory.
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FreeRTOS/Demo/lwIP_Demo_Rowley_ARM7/EMAC/SAM7_EMAC.h
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FreeRTOS/Demo/lwIP_Demo_Rowley_ARM7/EMAC/SAM7_EMAC.h
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/*
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FreeRTOS V7.1.1 - Copyright (C) 2012 Real Time Engineers Ltd.
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***************************************************************************
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* *
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* FreeRTOS tutorial books are available in pdf and paperback. *
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* Complete, revised, and edited pdf reference manuals are also *
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* available. *
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* *
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* Purchasing FreeRTOS documentation will not only help you, by *
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* ensuring you get running as quickly as possible and with an *
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* in-depth knowledge of how to use FreeRTOS, it will also help *
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* the FreeRTOS project to continue with its mission of providing *
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* professional grade, cross platform, de facto standard solutions *
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* for microcontrollers - completely free of charge! *
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* *
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* >>> See http://www.FreeRTOS.org/Documentation for details. <<< *
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* *
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* Thank you for using FreeRTOS, and thank you for your support! *
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* *
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***************************************************************************
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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 modification to the GPL is included to allow you to
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distribute a combined work that includes FreeRTOS without being obliged to
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provide the source code for proprietary components outside of the FreeRTOS
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kernel. FreeRTOS is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details. You should have received a copy of the GNU General Public
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License and the FreeRTOS license exception along with FreeRTOS; if not it
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can be viewed here: http://www.freertos.org/a00114.html and also obtained
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by writing to Richard Barry, contact details for whom are available on the
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FreeRTOS WEB site.
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1 tab == 4 spaces!
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***************************************************************************
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* *
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* Having a problem? Start by reading the FAQ "My application does *
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* not run, what could be wrong? *
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* *
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* http://www.FreeRTOS.org/FAQHelp.html *
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* *
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***************************************************************************
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http://www.FreeRTOS.org - Documentation, training, latest information,
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license and contact details.
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http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
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including FreeRTOS+Trace - an indispensable productivity tool.
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Real Time Engineers ltd license FreeRTOS to High Integrity Systems, who sell
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the code with commercial support, indemnification, and middleware, under
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the OpenRTOS brand: http://www.OpenRTOS.com. High Integrity Systems also
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provide a safety engineered and independently SIL3 certified version under
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the SafeRTOS brand: http://www.SafeRTOS.com.
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*/
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/*
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Changes from V3.2.4
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+ Modified the default MAC address as the one used previously was not liked
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by some routers.
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*/
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#ifndef SAM_7_EMAC_H
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#define SAM_7_EMAC_H
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/* MAC address definition. The MAC address must be unique on the network. */
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#define emacETHADDR0 0
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#define emacETHADDR1 0xbd
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#define emacETHADDR2 0x33
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#define emacETHADDR3 0x06
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#define emacETHADDR4 0x68
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#define emacETHADDR5 0x22
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/* The IP address being used. */
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#define emacIPADDR0 172
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#define emacIPADDR1 25
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#define emacIPADDR2 218
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#define emacIPADDR3 205
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/* The gateway address being used. */
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#define emacGATEWAY_ADDR0 172
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#define emacGATEWAY_ADDR1 25
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#define emacGATEWAY_ADDR2 218
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#define emacGATEWAY_ADDR3 3
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/* The network mask being used. */
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#define emacNET_MASK0 255
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#define emacNET_MASK1 255
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#define emacNET_MASK2 0
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#define emacNET_MASK3 0
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/*
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* Initialise the EMAC driver. If successful a semaphore is returned that
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* is used by the EMAC ISR to indicate that Rx packets have been received.
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* If the initialisation fails then NULL is returned.
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*/
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xSemaphoreHandle xEMACInit( void );
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/*
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* Send ulLength bytes from pcFrom. This copies the buffer to one of the
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* EMAC Tx buffers, then indicates to the EMAC that the buffer is ready.
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* If lEndOfFrame is true then the data being copied is the end of the frame
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* and the frame can be transmitted.
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*/
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long lEMACSend( char *pcFrom, unsigned long ulLength, long lEndOfFrame );
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/*
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* Frames can be read from the EMAC in multiple sections.
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* Read ulSectionLength bytes from the EMAC receive buffers to pcTo.
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* ulTotalFrameLength is the size of the entire frame. Generally vEMACRead
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* will be repetedly called until the sum of all the ulSectionLenths totals
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* the value of ulTotalFrameLength.
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*/
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void vEMACRead( char *pcTo, unsigned long ulSectionLength, unsigned long ulTotalFrameLength );
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/*
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* The EMAC driver and interrupt service routines are defined in different
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* files as the driver is compiled to THUMB, and the ISR to ARM. This function
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* simply passes the semaphore used to communicate between the two.
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*/
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void vPassEMACSemaphore( xSemaphoreHandle xCreatedSemaphore );
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/*
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* Called by the Tx interrupt, this function traverses the buffers used to
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* hold the frame that has just completed transmission and marks each as
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* free again.
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*/
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void vClearEMACTxBuffer( void );
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/*
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* Suspend on a semaphore waiting either for the semaphore to be obtained
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* or a timeout. The semaphore is used by the EMAC ISR to indicate that
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* data has been received and is ready for processing.
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*/
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void vEMACWaitForInput( void );
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/*
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* Return the length of the next frame in the receive buffers.
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*/
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unsigned long ulEMACInputLength( void );
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#endif
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