+++ /dev/null
-/*\r
- FreeRTOS V6.1.1 - Copyright (C) 2011 Real Time Engineers Ltd.\r
-\r
- ***************************************************************************\r
- * *\r
- * If you are: *\r
- * *\r
- * + New to FreeRTOS, *\r
- * + Wanting to learn FreeRTOS or multitasking in general quickly *\r
- * + Looking for basic training, *\r
- * + Wanting to improve your FreeRTOS skills and productivity *\r
- * *\r
- * then take a look at the FreeRTOS books - available as PDF or paperback *\r
- * *\r
- * "Using the FreeRTOS Real Time Kernel - a Practical Guide" *\r
- * http://www.FreeRTOS.org/Documentation *\r
- * *\r
- * A pdf reference manual is also available. Both are usually delivered *\r
- * to your inbox within 20 minutes to two hours when purchased between 8am *\r
- * and 8pm GMT (although please allow up to 24 hours in case of *\r
- * exceptional circumstances). Thank you for your support! *\r
- * *\r
- ***************************************************************************\r
-\r
- This file is part of the FreeRTOS distribution.\r
-\r
- FreeRTOS is free software; you can redistribute it and/or modify it under\r
- the terms of the GNU General Public License (version 2) as published by the\r
- Free Software Foundation AND MODIFIED BY the FreeRTOS exception.\r
- ***NOTE*** The exception to the GPL is included to allow you to distribute\r
- a combined work that includes FreeRTOS without being obliged to provide the\r
- source code for proprietary components outside of the FreeRTOS kernel.\r
- FreeRTOS is distributed in the hope that it will be useful, but WITHOUT\r
- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or\r
- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for\r
- more details. You should have received a copy of the GNU General Public\r
- License and the FreeRTOS license exception along with FreeRTOS; if not it\r
- can be viewed here: http://www.freertos.org/a00114.html and also obtained\r
- by writing to Richard Barry, contact details for whom are available on the\r
- FreeRTOS WEB site.\r
-\r
- 1 tab == 4 spaces!\r
-\r
- http://www.FreeRTOS.org - Documentation, latest information, license and\r
- contact details.\r
-\r
- http://www.SafeRTOS.com - A version that is certified for use in safety\r
- critical systems.\r
-\r
- http://www.OpenRTOS.com - Commercial support, development, porting,\r
- licensing and training services.\r
-*/\r
-\r
-/* FreeRTOS includes. */\r
-#include "FreeRTOS.h"\r
-#include "task.h"\r
-#include "semphr.h"\r
-\r
-/* Hardware driver includes. */\r
-#include "mss_ethernet_mac.h"\r
-\r
-/* uIP includes. */\r
-#include "net/uip.h"\r
-\r
-static void prvEMACEventListener( unsigned long ulEvents );\r
-\r
-#define emacPHY_ADDRESS 1\r
-\r
-/*-----------------------------------------------------------*/\r
-\r
-/* The buffer used by the uIP stack to both receive and send. This points to\r
-one of the Ethernet buffers when its actually in use. */\r
-unsigned char *uip_buf = NULL;\r
-\r
-const unsigned char ucMACAddress[] = { configMAC_ADDR0, configMAC_ADDR1, configMAC_ADDR2, configMAC_ADDR3, configMAC_ADDR4, configMAC_ADDR5 };\r
-\r
-/*-----------------------------------------------------------*/\r
-\r
-void vInitEmac( void )\r
-{\r
-unsigned long ulMACCfg;\r
-\r
- MSS_MAC_init( emacPHY_ADDRESS );\r
-\r
- ulMACCfg = MSS_MAC_get_configuration();\r
-\r
- ulMACCfg &= ~( MSS_MAC_CFG_STORE_AND_FORWARD | MSS_MAC_CFG_PASS_BAD_FRAMES );\r
- ulMACCfg |= ( MSS_MAC_CFG_RECEIVE_ALL | MSS_MAC_CFG_PROMISCUOUS_MODE | MSS_MAC_CFG_FULL_DUPLEX_MODE | MSS_MAC_CFG_TRANSMIT_THRESHOLD_MODE | MSS_MAC_CFG_THRESHOLD_CONTROL_00 );\r
- MSS_MAC_configure( ulMACCfg );\r
- MSS_MAC_set_mac_address( ( unsigned char *) ucMACAddress );\r
- MSS_MAC_set_callback( prvEMACEventListener );\r
-}\r
-/*-----------------------------------------------------------*/\r
-\r
-void vEMACWrite( void )\r
-{\r
- MSS_MAC_tx_packet( uip_buf, uip_len, 0 );\r
-}\r
-/*-----------------------------------------------------------*/\r
-\r
-unsigned long ulEMACRead( void )\r
-{\r
- return MSS_MAC_rx_packet( &uip_buf, ( MSS_RX_BUFF_SIZE + 4 ), 0UL );\r
-}\r
-/*-----------------------------------------------------------*/\r
-\r
-long lEMACWaitForLink( void )\r
-{\r
-long lReturn = pdFAIL;\r
-unsigned long ulStatus;\r
-\r
- ulStatus = MSS_MAC_link_status();\r
- if( ( ulStatus & ( unsigned long ) MSS_MAC_LINK_STATUS_LINK ) != 0UL )\r
- {\r
- lReturn = pdPASS;\r
- }\r
-\r
- return lReturn;\r
-}\r
-/*-----------------------------------------------------------*/\r
-\r
-static void prvEMACEventListener( unsigned long ulEvents )\r
-{\r
-extern xSemaphoreHandle xEMACSemaphore;\r
-long lHigherPriorityTaskWoken = pdFALSE;\r
-\r
- if( xEMACSemaphore != NULL )\r
- {\r
- if( ( ulEvents & MSS_MAC_EVENT_PACKET_SEND ) != 0UL )\r
- {\r
- /* Handle send event. */\r
- }\r
-\r
- if( ( ulEvents & MSS_MAC_EVENT_PACKET_RECEIVED ) != 0UL )\r
- {\r
- /* Wake the uIP task as new data has arrived. */\r
- xSemaphoreGiveFromISR( xEMACSemaphore, &lHigherPriorityTaskWoken );\r
- }\r
- }\r
-\r
- portEND_SWITCHING_ISR( lHigherPriorityTaskWoken );\r
-}\r
-\r
-\r
-\r