lab practicals
arch/TARGET_NXP/lpc_emac_config.h
- Committer:
- dewantkatare
- Date:
- 2019-09-23
- Revision:
- 34:bdc93b5c3c52
- Parent:
- 10:ab9330955226
File content as of revision 34:bdc93b5c3c52:
/********************************************************************** * $Id$ lpc_emac_config.h 2011-11-20 *//** * @file lpc_emac_config.h * @brief PHY and EMAC configuration file * @version 1.0 * @date 20 Nov. 2011 * @author NXP MCU SW Application Team * * Copyright(C) 2011, NXP Semiconductor * All rights reserved. * *********************************************************************** * Software that is described herein is for illustrative purposes only * which provides customers with programming information regarding the * products. This software is supplied "AS IS" without any warranties. * NXP Semiconductors assumes no responsibility or liability for the * use of the software, conveys no license or title under any patent, * copyright, or mask work right to the product. NXP Semiconductors * reserves the right to make changes in the software without * notification. NXP Semiconductors also make no representation or * warranty that such application will be suitable for the specified * use without further testing or modification. **********************************************************************/ #ifndef __LPC_EMAC_CONFIG_H #define __LPC_EMAC_CONFIG_H #include "lwip/opt.h" #ifdef __cplusplus extern "C" { #endif /** @defgroup lwip_phy_config LWIP PHY configuration * @ingroup lwip_phy * * Configuration options for the PHY connected to the LPC EMAC. * @{ */ /** \brief The PHY address connected the to MII/RMII */ #define LPC_PHYDEF_PHYADDR 1 /**< The PHY address on the PHY device. */ /** \brief Enable autonegotiation mode. * If this is enabled, the PHY will attempt to auto-negotiate the * best link mode if the PHY supports it. If this is not enabled, * the PHY_USE_FULL_DUPLEX and PHY_USE_100MBS defines will be * used to select the link mode. Note that auto-negotiation may * take a few seconds to complete. */ #define PHY_USE_AUTONEG 1 /**< Enables auto-negotiation mode. */ /** \brief Sets up the PHY interface to either full duplex operation or * half duplex operation if PHY_USE_AUTONEG is not enabled. */ #define PHY_USE_FULL_DUPLEX 1 /**< Sets duplex mode to full. */ /** \brief Sets up the PHY interface to either 100MBS operation or 10MBS * operation if PHY_USE_AUTONEG is not enabled. */ #define PHY_USE_100MBS 1 /**< Sets data rate to 100Mbps. */ /** * @} */ /** @defgroup lwip_emac_config LWIP EMAC configuration * @ingroup lwip_emac * * Configuration options for the LPC EMAC. * @{ */ /** \brief Selects RMII or MII connection type in the EMAC peripheral */ #define LPC_EMAC_RMII 1 /**< Use the RMII or MII driver variant .*/ /** \brief Defines the number of descriptors used for RX. This * must be a minimum value of 2. */ #define LPC_NUM_BUFF_RXDESCS 3 /** \brief Defines the number of descriptors used for TX. Must * be a minimum value of 2. */ #define LPC_NUM_BUFF_TXDESCS (TCP_SND_QUEUELEN + 1) /** \brief Set this define to 1 to enable bounce buffers for transmit pbufs * that cannot be sent via the zero-copy method. Some chained pbufs * may have a payload address that links to an area of memory that * cannot be used for transmit DMA operations. If this define is * set to 1, an extra check will be made with the pbufs. If a buffer * is determined to be non-usable for zero-copy, a temporary bounce * buffer will be created and used instead. */ #define LPC_TX_PBUF_BOUNCE_EN 1 /** * @} */ #ifdef __cplusplus } #endif #endif /* __LPC_EMAC_CONFIG_H */ /* --------------------------------- End Of File ------------------------------ */