This is Webservice SDK for mbed. LPCXpresso1769/LPC1768/FRDM-K64F/LPC4088

Dependents:   MbedFileServer_1768MiniDK2 RedWireBridge IssueDebug_gcc MiMicRemoteMCU-for-Mbed ... more

libMiMic(MiMic library for mbed)は、WebService機能を提供するSDKです。 mbedでWebAPIに対応したネットワークデバイスを簡単に作ることが出来ます。

libMiMicはMiMic projectで開発しています。MiMic projectについてはこちらをご覧ください。 http://nyatla.jp/mimic/wp/

構成

libMiMicはmbedRTOS上で動作し、ユーザアプリケーションにAPIを提供します。コアAPIはC言語で記述されていますが、使用頻度の高いものについてはmbed向けのC++APIが準備されています。

/media/uploads/nyatla/libmimic-sdk.png

※libMiMicはmbedの標準イーサネットドライバをしようしていません。

標準イーサネットドライバと同時に使用することはできません。

  • MiMicIP - IPv4スタックです。レテンシとメモリ消費量を抑えたuipベースのライブラリです。
  • ARP/ICMP/UDP/TCP - 基礎的なソケットAPIを提供します。APIは独自です。
  • HTTP/1.1 Server - HTTP/1.1に対応したサーバです。マルチセッション・Chunked・持続性接続に対応しています。
  • HTTP Modules - HTTP/1.1の機能モジュールです。以下のモジュールがあります。
    • ROM file provider - ROMに格納したファイルイメージを公開します。
    • File system provider - mbedファイルシステムを公開します。
    • Onchip configuration - プログラムフラッシュを利用して設定を保存します。
    • MiMicVM processor - RPCリクエスト(MiMicVM)を処理します。
    • FileUpload - ファイルアップロードを受け取ります。
    • URL decoder - HTTPリクエストを解析します。
    • UPnP handler -UPnPメッセージを処理します。
    • WebSocket - Websocketサーバです。
  • mDNS - マルチキャストDNSサービスです。
  • UPnP - UPnP/1.0の機能を提供します。UPnP handlerと協調して動作します。(現在はデバイス探索(SSDP)・デスクリプション(Description)のみ実装してあります。)
  • DHCP/APIPA - ゼロコンフィギュレーション用のモジュールです。
  • HTTP/1.1 Client
  • mbed C++ class library - mbed向けのC++CPIです。C言語のものより簡単です。

対応機種

  • mbed(mbed LPC1768)
  • LPCXpresso1769

プログラム

Import programMiMicRemoteMCU-for-Mbed

MiMic RemoteMCU for mbed. This program provides MCU control API over REST API. It can control MCU from Javascript,PHP or any HTTP rest client directly. And, The application has self development environment.

Import programMbedFileServer

The program publishes files at local directory and SD filesystem. It is a full-fledged webServer somewhat.

サンプル

Import programMiMicSimpleHttpd

This is a simplest HTTP server made ​​of libMiMic. It will echo back a request path.

Import programUPnPBasicDevice

Simplest UPnP basic device example. This program to run UPnP basic device on the mbed.

Import programWebSocketSample

MiMicSDK Websocket module sample program.

Import programHttpClientSamlpe

A http client sample program.

Import programTcpSocketClientSamlpe

MiMicSDK Tcp client socket sample program.

Import programUdpSocketSamlpe

Udp socket sample program. This program will send back the received packet.

チュートリアル

English

libMiMic(MiMic library for mbed) is SDK which provides Webservice functions. It can be created networking device easily using mbed.

See more MiMic information, See MiMic project website. http://nyatla.jp/mimic/wp/

Structure

libMiMic run on mbed RTOS and provides networking API to user application. This library has C++ class API for the mbed, and low-level C language API.

/media/uploads/nyatla/libmimic-sdk.png

For WebService general, it can be written in a simple C + + API.

libMiMic does not have the standard Ethernet driver of mbed. It is not possible that will be used with the standard Ethernet driver.

  • MiMicIP - IPv4 protocol stack. This is based uip which is reduced memory and latency.
  • ARP / ICMP / UDP / TCP - Those are provide basic IP protocols.
  • HTTP/1.1 Server - The Http server compatible HTTP/1.1. It supports multi-session, chunked transport, persistent connection.
  • HTTP Modules - There are addon-module for HTTP server. The following modules.
    • ROM file module - Publish the file images in ROM.
    • File system module - Publish thefiles in mbed file system.
    • Onchip configuration module - To save the network settings to the program flash via REST.
    • MiMicVM module - To handle the (MiMicVM) RPC request.
    • FileUpload module - Accept a file via HTTP POST.
    • URL dedoce module - A versatility URL decoder.
    • UPnP handle module - To handle UPnP messages.
    • UPnP - This provides UPnP/1.0 device functions. It works together with UPnP handler.
    • Websocket - websocket (version13) server
  • mDNS Service - DNS-SD protocol server.
  • UPnP - This provides UPnP/1.0 device functions which works with UPnP handler. (You have been implemented (SSDP) ? description only (Description) device search now.) It is a module zero configuration for - DHCP / APIPA. mbed C + + class library - C of mbed for + + is the CPI. It is simple than that of the C language.
  • DHCP/APIPA - It support zero-cpnfigulation.
  • mbed C++ class library. Almost APIs for Web applications are available.
  • HTTP/1.1 Client

Supported target

  • mbed(mbed LPC1768)
  • LPCXpresso1769

Application

Import programMiMicRemoteMCU-for-Mbed

MiMic RemoteMCU for mbed. This program provides MCU control API over REST API. It can control MCU from Javascript,PHP or any HTTP rest client directly. And, The application has self development environment.

Import programMbedFileServer

The program publishes files at local directory and SD filesystem. It is a full-fledged webServer somewhat.

Sample

Import programMiMicSimpleHttpd

This is a simplest HTTP server made ​​of libMiMic. It will echo back a request path.

Import programUPnPBasicDevice

Simplest UPnP basic device example. This program to run UPnP basic device on the mbed.

Import programWebSocketSample

MiMicSDK Websocket module sample program.

Import programHttpClientSamlpe

A http client sample program.

Import programTcpSocketClientSamlpe

MiMicSDK Tcp client socket sample program.

Import programUdpSocketSamlpe

Udp socket sample program. This program will send back the received packet.

Tutorial

Committer:
nyatla
Date:
Thu May 22 12:59:50 2014 +0000
Revision:
68:f7def7eb5504
Child:
69:8c5f220441f5
MiMic-core ?344???;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nyatla 68:f7def7eb5504 1 /*
nyatla 68:f7def7eb5504 2 FreeRTOS V7.0.0 - Copyright (C) 2011 Real Time Engineers Ltd.
nyatla 68:f7def7eb5504 3
nyatla 68:f7def7eb5504 4
nyatla 68:f7def7eb5504 5 ***************************************************************************
nyatla 68:f7def7eb5504 6 * *
nyatla 68:f7def7eb5504 7 * FreeRTOS tutorial books are available in pdf and paperback. *
nyatla 68:f7def7eb5504 8 * Complete, revised, and edited pdf reference manuals are also *
nyatla 68:f7def7eb5504 9 * available. *
nyatla 68:f7def7eb5504 10 * *
nyatla 68:f7def7eb5504 11 * Purchasing FreeRTOS documentation will not only help you, by *
nyatla 68:f7def7eb5504 12 * ensuring you get running as quickly as possible and with an *
nyatla 68:f7def7eb5504 13 * in-depth knowledge of how to use FreeRTOS, it will also help *
nyatla 68:f7def7eb5504 14 * the FreeRTOS project to continue with its mission of providing *
nyatla 68:f7def7eb5504 15 * professional grade, cross platform, de facto standard solutions *
nyatla 68:f7def7eb5504 16 * for microcontrollers - completely free of charge! *
nyatla 68:f7def7eb5504 17 * *
nyatla 68:f7def7eb5504 18 * >>> See http://www.FreeRTOS.org/Documentation for details. <<< *
nyatla 68:f7def7eb5504 19 * *
nyatla 68:f7def7eb5504 20 * Thank you for using FreeRTOS, and thank you for your support! *
nyatla 68:f7def7eb5504 21 * *
nyatla 68:f7def7eb5504 22 ***************************************************************************
nyatla 68:f7def7eb5504 23
nyatla 68:f7def7eb5504 24
nyatla 68:f7def7eb5504 25 This file is part of the FreeRTOS distribution.
nyatla 68:f7def7eb5504 26
nyatla 68:f7def7eb5504 27 FreeRTOS is free software; you can redistribute it and/or modify it under
nyatla 68:f7def7eb5504 28 the terms of the GNU General Public License (version 2) as published by the
nyatla 68:f7def7eb5504 29 Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
nyatla 68:f7def7eb5504 30 >>>NOTE<<< The modification to the GPL is included to allow you to
nyatla 68:f7def7eb5504 31 distribute a combined work that includes FreeRTOS without being obliged to
nyatla 68:f7def7eb5504 32 provide the source code for proprietary components outside of the FreeRTOS
nyatla 68:f7def7eb5504 33 kernel. FreeRTOS is distributed in the hope that it will be useful, but
nyatla 68:f7def7eb5504 34 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
nyatla 68:f7def7eb5504 35 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
nyatla 68:f7def7eb5504 36 more details. You should have received a copy of the GNU General Public
nyatla 68:f7def7eb5504 37 License and the FreeRTOS license exception along with FreeRTOS; if not it
nyatla 68:f7def7eb5504 38 can be viewed here: http://www.freertos.org/a00114.html and also obtained
nyatla 68:f7def7eb5504 39 by writing to Richard Barry, contact details for whom are available on the
nyatla 68:f7def7eb5504 40 FreeRTOS WEB site.
nyatla 68:f7def7eb5504 41
nyatla 68:f7def7eb5504 42 1 tab == 4 spaces!
nyatla 68:f7def7eb5504 43
nyatla 68:f7def7eb5504 44 http://www.FreeRTOS.org - Documentation, latest information, license and
nyatla 68:f7def7eb5504 45 contact details.
nyatla 68:f7def7eb5504 46
nyatla 68:f7def7eb5504 47 http://www.SafeRTOS.com - A version that is certified for use in safety
nyatla 68:f7def7eb5504 48 critical systems.
nyatla 68:f7def7eb5504 49
nyatla 68:f7def7eb5504 50 http://www.OpenRTOS.com - Commercial support, development, porting,
nyatla 68:f7def7eb5504 51 licensing and training services.
nyatla 68:f7def7eb5504 52 */
nyatla 68:f7def7eb5504 53
nyatla 68:f7def7eb5504 54 /* Originally adapted from file written by Andreas Dannenberg. Supplied with permission. */
nyatla 68:f7def7eb5504 55 /*
nyatla 68:f7def7eb5504 56 * Modified for MiMic by R.Iizuka. 2011.08.27
nyatla 68:f7def7eb5504 57 * http://nyatla.jp/mimic
nyatla 68:f7def7eb5504 58 */
nyatla 68:f7def7eb5504 59
nyatla 68:f7def7eb5504 60
nyatla 68:f7def7eb5504 61 #include "NyLPC_config.h"
nyatla 68:f7def7eb5504 62 #if NyLPC_MCU==NyLPC_MCU_LPC17xx
nyatla 68:f7def7eb5504 63 #include "EtherDev_LAN8720_protected.h"
nyatla 68:f7def7eb5504 64 #include "../NyLPC_cEthernetMM.h"
nyatla 68:f7def7eb5504 65 #include "LPC17xx.h"
nyatla 68:f7def7eb5504 66 #include "NyLPC_os.h"
nyatla 68:f7def7eb5504 67
nyatla 68:f7def7eb5504 68 #define LAN8720_ID 0x0007C0F0 /* PHY Identifier */
nyatla 68:f7def7eb5504 69
nyatla 68:f7def7eb5504 70 /* LAN8720 PHY Registers */
nyatla 68:f7def7eb5504 71 #define PHY_REG_BMCR 0x00 /* Basic Mode Control Register */
nyatla 68:f7def7eb5504 72 #define PHY_REG_BMSR 0x01 /* Basic Mode Status Register */
nyatla 68:f7def7eb5504 73 #define PHY_REG_IDR1 0x02 /* PHY Identifier 1 */
nyatla 68:f7def7eb5504 74 #define PHY_REG_IDR2 0x03 /* PHY Identifier 2 */
nyatla 68:f7def7eb5504 75 #define PHY_REG_ANAR 0x04 /* Auto-Negotiation Advertisement */
nyatla 68:f7def7eb5504 76 #define PHY_REG_ANLPAR 0x05 /* Auto-Neg. Link Partner Abitily */
nyatla 68:f7def7eb5504 77 #define PHY_REG_ANER 0x06 /* Auto-Neg. Expansion Register */
nyatla 68:f7def7eb5504 78
nyatla 68:f7def7eb5504 79 /* PHY Extended Registers */
nyatla 68:f7def7eb5504 80 #define PHY_REG_MODE_CTRL 17
nyatla 68:f7def7eb5504 81 #define PHY_REG_SPECIAL_MODE 18
nyatla 68:f7def7eb5504 82 #define PHY_REG_SYMBOL_ERR_CNT 26
nyatla 68:f7def7eb5504 83 #define PHY_REG_SPECIAL_CTRL 27
nyatla 68:f7def7eb5504 84 #define PHY_REG_INT_SOURCE 29
nyatla 68:f7def7eb5504 85 #define PHY_REG_INT_MASK 30
nyatla 68:f7def7eb5504 86 #define PHY_REG_PHY_CTRL 31
nyatla 68:f7def7eb5504 87
nyatla 68:f7def7eb5504 88 #define PHY_AUTO_NEG 0x3000 /* Select Auto Negotiation */
nyatla 68:f7def7eb5504 89 #define PHY_AUTO_NEG_COMPLETE 0x1000 /* Auto negotiation have finished. */
nyatla 68:f7def7eb5504 90
nyatla 68:f7def7eb5504 91 #define PHY_SPEED_FDUPLX 0x0010 /* Full Duplex */
nyatla 68:f7def7eb5504 92 #define PHY_SPEED_100 0x0008 /* 100Mbit */
nyatla 68:f7def7eb5504 93 #define ETHDEV_PHY_DEF_ADR 0x0100 /* Default PHY device address */
nyatla 68:f7def7eb5504 94
nyatla 68:f7def7eb5504 95 #ifndef configEMAC_INTERRUPT_PRIORITY
nyatla 68:f7def7eb5504 96 #define configEMAC_INTERRUPT_PRIORITY 5
nyatla 68:f7def7eb5504 97 #endif
nyatla 68:f7def7eb5504 98
nyatla 68:f7def7eb5504 99 /* Time to wait between each inspection of the link status. */
nyatla 68:f7def7eb5504 100 #define emacWAIT_FOR_LINK_TO_ESTABLISH_MS 500
nyatla 68:f7def7eb5504 101
nyatla 68:f7def7eb5504 102 /* Short delay used in several places during the initialisation process. */
nyatla 68:f7def7eb5504 103 #define emacSHORT_DELAY_MS 10
nyatla 68:f7def7eb5504 104
nyatla 68:f7def7eb5504 105 /* Hardware specific bit definitions. */
nyatla 68:f7def7eb5504 106 #define emacPINSEL2_VALUE ( 0x50150105 )
nyatla 68:f7def7eb5504 107
nyatla 68:f7def7eb5504 108
nyatla 68:f7def7eb5504 109
nyatla 68:f7def7eb5504 110 /* ...and don't look more than this many times. */
nyatla 68:f7def7eb5504 111 #define emacBUFFER_WAIT_ATTEMPTS ( 30 )
nyatla 68:f7def7eb5504 112
nyatla 68:f7def7eb5504 113 /* Index to the Tx descriptor that is always used first for every Tx. The second
nyatla 68:f7def7eb5504 114 descriptor is then used to re-send in order to speed up the uIP Tx process. */
nyatla 68:f7def7eb5504 115 #define emacTX_DESC_INDEX ( 0 )
nyatla 68:f7def7eb5504 116
nyatla 68:f7def7eb5504 117 /*-----------------------------------------------------------*/
nyatla 68:f7def7eb5504 118
nyatla 68:f7def7eb5504 119 /* Setup the IO and peripherals required for Ethernet communication.*/
nyatla 68:f7def7eb5504 120 static void prvSetupEMACHardware( void );
nyatla 68:f7def7eb5504 121 /* Control the auto negotiate process.*/
nyatla 68:f7def7eb5504 122 static void prvConfigurePHY( void );
nyatla 68:f7def7eb5504 123 /*
nyatla 68:f7def7eb5504 124 * Wait for a link to be established, then setup the PHY according to the link
nyatla 68:f7def7eb5504 125 * parameters.
nyatla 68:f7def7eb5504 126 */
nyatla 68:f7def7eb5504 127 static long prvSetupLinkStatus( void );
nyatla 68:f7def7eb5504 128 /*
nyatla 68:f7def7eb5504 129 * Send lValue to the lPhyReg within the PHY.
nyatla 68:f7def7eb5504 130 */
nyatla 68:f7def7eb5504 131 static long prvWritePHY( long lPhyReg, long lValue );
nyatla 68:f7def7eb5504 132 /*
nyatla 68:f7def7eb5504 133 * Read a value from ucPhyReg within the PHY. *plStatus will be set to
nyatla 68:f7def7eb5504 134 * pdFALSE if there is an error.
nyatla 68:f7def7eb5504 135 */
nyatla 68:f7def7eb5504 136 static unsigned short prvReadPHY( unsigned int ucPhyReg, NyLPC_TBool* o_status);
nyatla 68:f7def7eb5504 137
nyatla 68:f7def7eb5504 138
nyatla 68:f7def7eb5504 139 static NyLPC_TBool start(const struct NyLPC_TEthAddr* i_eth_addr,NyLPC_TiEthernetDevice_onEvent i_handler,void* i_param);
nyatla 68:f7def7eb5504 140 static void stop(void);
nyatla 68:f7def7eb5504 141 static struct NyLPC_TTxBufferHeader* allocTxBuf(NyLPC_TUInt16 i_hint,NyLPC_TUInt16* o_size);
nyatla 68:f7def7eb5504 142 static void releaseTxBuf(struct NyLPC_TTxBufferHeader* i_buf);
nyatla 68:f7def7eb5504 143
nyatla 68:f7def7eb5504 144 /** EMAC ISRハンドラ*/
nyatla 68:f7def7eb5504 145 static void emacIsrHandler(unsigned long i_status);
nyatla 68:f7def7eb5504 146
nyatla 68:f7def7eb5504 147 /*-----------------------------------------------------------*/
nyatla 68:f7def7eb5504 148
nyatla 68:f7def7eb5504 149
nyatla 68:f7def7eb5504 150 const static struct TiEthernetDevice _interface=
nyatla 68:f7def7eb5504 151 {
nyatla 68:f7def7eb5504 152 "LAN8720",
nyatla 68:f7def7eb5504 153 start,
nyatla 68:f7def7eb5504 154 stop,
nyatla 68:f7def7eb5504 155 EthDev_LPC17xx_getRxEthFrame,
nyatla 68:f7def7eb5504 156 EthDev_LPC17xx_nextRxEthFrame,
nyatla 68:f7def7eb5504 157 allocTxBuf,
nyatla 68:f7def7eb5504 158 releaseTxBuf,
nyatla 68:f7def7eb5504 159 EthDev_LPC17xx_sendTxEthFrame,
nyatla 68:f7def7eb5504 160 EthDev_LPC17xx_processTx
nyatla 68:f7def7eb5504 161 };
nyatla 68:f7def7eb5504 162 static void* _event_param;
nyatla 68:f7def7eb5504 163 static NyLPC_TiEthernetDevice_onEvent _event_handler;
nyatla 68:f7def7eb5504 164
nyatla 68:f7def7eb5504 165 /*
nyatla 68:f7def7eb5504 166 * EthernetDeviceのファクトリー関数。インターフェイスを生成できればtrue
nyatla 68:f7def7eb5504 167 *
nyatla 68:f7def7eb5504 168 */
nyatla 68:f7def7eb5504 169 NyLPC_TBool EthDev_LAN8720_getInterface(
nyatla 68:f7def7eb5504 170 const struct TiEthernetDevice** o_dev)
nyatla 68:f7def7eb5504 171 {
nyatla 68:f7def7eb5504 172 unsigned long ulID1, ulID2;
nyatla 68:f7def7eb5504 173 NyLPC_TBool ret=NyLPC_TBool_TRUE;
nyatla 68:f7def7eb5504 174 //Reset MCU Interface. and wait for reset.
nyatla 68:f7def7eb5504 175 prvSetupEMACHardware();
nyatla 68:f7def7eb5504 176 //Check peripheral name
nyatla 68:f7def7eb5504 177 ulID1 = prvReadPHY( PHY_REG_IDR1, &ret );
nyatla 68:f7def7eb5504 178 ulID2 = prvReadPHY( PHY_REG_IDR2, &ret );
nyatla 68:f7def7eb5504 179 if( ( (ulID1 << 16UL ) | ( ulID2 & 0xFFF0UL ) ) != LAN8720_ID)
nyatla 68:f7def7eb5504 180 {
nyatla 68:f7def7eb5504 181 return NyLPC_TBool_FALSE;
nyatla 68:f7def7eb5504 182 }
nyatla 68:f7def7eb5504 183 *o_dev=&_interface;
nyatla 68:f7def7eb5504 184 LPC_EMAC->TxProduceIndex = 0;
nyatla 68:f7def7eb5504 185 LPC_EMAC->RxConsumeIndex = 0;
nyatla 68:f7def7eb5504 186 return NyLPC_TBool_TRUE;
nyatla 68:f7def7eb5504 187 }
nyatla 68:f7def7eb5504 188
nyatla 68:f7def7eb5504 189
nyatla 68:f7def7eb5504 190
nyatla 68:f7def7eb5504 191 /***********************************************************************
nyatla 68:f7def7eb5504 192 * RXバッファ関連の定義
nyatla 68:f7def7eb5504 193 ***********************************************************************/
nyatla 68:f7def7eb5504 194 #define ETH_TX_BUF_BASE (void*)(ETH_BUF_BASE+ETH_FRAG_SIZE*NUM_RX_FRAG)
nyatla 68:f7def7eb5504 195
nyatla 68:f7def7eb5504 196 static NyLPC_TBool start(const struct NyLPC_TEthAddr* i_eth_addr,NyLPC_TiEthernetDevice_onEvent i_handler,void* i_param)
nyatla 68:f7def7eb5504 197 {
nyatla 68:f7def7eb5504 198 //ISRw割り込み設定
nyatla 68:f7def7eb5504 199 NyLPC_cIsr_setEnetISR(emacIsrHandler);
nyatla 68:f7def7eb5504 200 _event_handler=i_handler;
nyatla 68:f7def7eb5504 201 _event_param=i_param;
nyatla 68:f7def7eb5504 202 /* Set the Ethernet MAC Address registers */
nyatla 68:f7def7eb5504 203 LPC_EMAC->SA0 = (((uint32_t)(i_eth_addr->addr[0])) << 8 ) | i_eth_addr->addr[1];
nyatla 68:f7def7eb5504 204 LPC_EMAC->SA1 = (((uint32_t)(i_eth_addr->addr[2])) << 8 ) | i_eth_addr->addr[3];
nyatla 68:f7def7eb5504 205 LPC_EMAC->SA2 = (((uint32_t)(i_eth_addr->addr[4])) << 8 ) | i_eth_addr->addr[5];
nyatla 68:f7def7eb5504 206
nyatla 68:f7def7eb5504 207 //TXメモリマネージャの準備
nyatla 68:f7def7eb5504 208 NyLPC_cEthernetMM_initialize(ETH_TX_BUF_BASE);
nyatla 68:f7def7eb5504 209 /* Initialize Tx and Rx DMA Descriptors */
nyatla 68:f7def7eb5504 210 EthDev_LPC17xx_prevRxDescriptor();
nyatla 68:f7def7eb5504 211 EthDev_LPC17xx_prevTxDescriptor();
nyatla 68:f7def7eb5504 212
nyatla 68:f7def7eb5504 213 /* Setup the PHY. */
nyatla 68:f7def7eb5504 214 prvConfigurePHY();
nyatla 68:f7def7eb5504 215
nyatla 68:f7def7eb5504 216 //wait for Link up...
nyatla 68:f7def7eb5504 217 while(!prvSetupLinkStatus())
nyatla 68:f7def7eb5504 218 {
nyatla 68:f7def7eb5504 219 NyLPC_cThread_sleep(100);
nyatla 68:f7def7eb5504 220 }
nyatla 68:f7def7eb5504 221
nyatla 68:f7def7eb5504 222 /* Receive Broadcast and Perfect Match Packets */
nyatla 68:f7def7eb5504 223 LPC_EMAC->RxFilterCtrl = RFC_BCAST_EN | RFC_PERFECT_EN | RFC_MCAST_EN;
nyatla 68:f7def7eb5504 224
nyatla 68:f7def7eb5504 225 //Ethernetの割込み開始設定
nyatla 68:f7def7eb5504 226 NyLPC_cIsr_enterCritical();
nyatla 68:f7def7eb5504 227 {
nyatla 68:f7def7eb5504 228 /* Reset all interrupts */
nyatla 68:f7def7eb5504 229 LPC_EMAC->IntClear = 0xffff;
nyatla 68:f7def7eb5504 230 LPC_EMAC->IntEnable = ( INT_RX_DONE | INT_TX_DONE );
nyatla 68:f7def7eb5504 231 /* Enable receive and transmit mode of MAC Ethernet core */
nyatla 68:f7def7eb5504 232 LPC_EMAC->Command |= ( CR_RX_EN | CR_TX_EN );
nyatla 68:f7def7eb5504 233 LPC_EMAC->MAC1 |= MAC1_REC_EN;
nyatla 68:f7def7eb5504 234
nyatla 68:f7def7eb5504 235 /* Set the interrupt priority to the max permissible to cause some
nyatla 68:f7def7eb5504 236 interrupt nesting. */
nyatla 68:f7def7eb5504 237 NVIC_SetPriority( ENET_IRQn, configEMAC_INTERRUPT_PRIORITY );
nyatla 68:f7def7eb5504 238
nyatla 68:f7def7eb5504 239 /* Enable the interrupt. */
nyatla 68:f7def7eb5504 240 NVIC_EnableIRQ( ENET_IRQn );
nyatla 68:f7def7eb5504 241 }
nyatla 68:f7def7eb5504 242 NyLPC_cIsr_exitCritical();
nyatla 68:f7def7eb5504 243
nyatla 68:f7def7eb5504 244 return NyLPC_TBool_TRUE;
nyatla 68:f7def7eb5504 245 }
nyatla 68:f7def7eb5504 246 static void stop(void)
nyatla 68:f7def7eb5504 247 {
nyatla 68:f7def7eb5504 248 NyLPC_cIsr_enterCritical();
nyatla 68:f7def7eb5504 249 {
nyatla 68:f7def7eb5504 250 LPC_EMAC->IntEnable = (~(INT_RX_DONE|INT_TX_DONE))&LPC_EMAC->IntEnable;
nyatla 68:f7def7eb5504 251 NVIC_DisableIRQ( ENET_IRQn );
nyatla 68:f7def7eb5504 252 }
nyatla 68:f7def7eb5504 253 NyLPC_cIsr_exitCritical();
nyatla 68:f7def7eb5504 254 LPC_EMAC->Command &= ~( CR_RX_EN | CR_TX_EN );
nyatla 68:f7def7eb5504 255 LPC_EMAC->MAC1 &= ~MAC1_REC_EN;
nyatla 68:f7def7eb5504 256 //ISR割り込み解除
nyatla 68:f7def7eb5504 257 NyLPC_cIsr_setEnetISR(NULL);
nyatla 68:f7def7eb5504 258 //TXメモリマネージャの終了
nyatla 68:f7def7eb5504 259 NyLPC_cEthernetMM_finalize();
nyatla 68:f7def7eb5504 260 }
nyatla 68:f7def7eb5504 261
nyatla 68:f7def7eb5504 262
nyatla 68:f7def7eb5504 263 static struct NyLPC_TTxBufferHeader* allocTxBuf(NyLPC_TUInt16 i_hint,NyLPC_TUInt16* o_size)
nyatla 68:f7def7eb5504 264 {
nyatla 68:f7def7eb5504 265 return NyLPC_cEthernetMM_alloc(i_hint,o_size);
nyatla 68:f7def7eb5504 266 }
nyatla 68:f7def7eb5504 267 static void releaseTxBuf(struct NyLPC_TTxBufferHeader* i_buf)
nyatla 68:f7def7eb5504 268 {
nyatla 68:f7def7eb5504 269 NyLPC_cEthernetMM_release(i_buf);
nyatla 68:f7def7eb5504 270 }
nyatla 68:f7def7eb5504 271
nyatla 68:f7def7eb5504 272
nyatla 68:f7def7eb5504 273
nyatla 68:f7def7eb5504 274 /********************************************************************************
nyatla 68:f7def7eb5504 275 * Private functions
nyatla 68:f7def7eb5504 276 *******************************************************************************/
nyatla 68:f7def7eb5504 277
nyatla 68:f7def7eb5504 278 /*-----------------------------------------------------------*/
nyatla 68:f7def7eb5504 279
nyatla 68:f7def7eb5504 280 /*-----------------------------------------------------------*/
nyatla 68:f7def7eb5504 281
nyatla 68:f7def7eb5504 282 static void prvSetupEMACHardware( void )
nyatla 68:f7def7eb5504 283 {
nyatla 68:f7def7eb5504 284 unsigned short us;
nyatla 68:f7def7eb5504 285 long x;
nyatla 68:f7def7eb5504 286 NyLPC_TBool lDummy;
nyatla 68:f7def7eb5504 287
nyatla 68:f7def7eb5504 288 /* Power Up the EMAC controller. */
nyatla 68:f7def7eb5504 289 LPC_SC->PCONP |= 0x40000000;
nyatla 68:f7def7eb5504 290 NyLPC_cThread_sleep( emacSHORT_DELAY_MS);
nyatla 68:f7def7eb5504 291
nyatla 68:f7def7eb5504 292 /* Enable P1 Ethernet Pins. */
nyatla 68:f7def7eb5504 293 LPC_PINCON->PINSEL2 = emacPINSEL2_VALUE;
nyatla 68:f7def7eb5504 294 LPC_PINCON->PINSEL3 = ( LPC_PINCON->PINSEL3 & ~0x0000000F ) | 0x00000005;
nyatla 68:f7def7eb5504 295
nyatla 68:f7def7eb5504 296 /* Reset all EMAC internal modules. */
nyatla 68:f7def7eb5504 297 LPC_EMAC->MAC1 = MAC1_RES_TX | MAC1_RES_MCS_TX | MAC1_RES_RX | MAC1_RES_MCS_RX | MAC1_SIM_RES | MAC1_SOFT_RES;
nyatla 68:f7def7eb5504 298 LPC_EMAC->Command = CR_REG_RES | CR_TX_RES | CR_RX_RES| CR_PASS_RUNT_FRM;
nyatla 68:f7def7eb5504 299 /* A short delay after reset. */
nyatla 68:f7def7eb5504 300 NyLPC_cThread_sleep( emacSHORT_DELAY_MS);
nyatla 68:f7def7eb5504 301
nyatla 68:f7def7eb5504 302 /* Initialize MAC control registers. */
nyatla 68:f7def7eb5504 303 LPC_EMAC->MAC1 = MAC1_PASS_ALL;
nyatla 68:f7def7eb5504 304 LPC_EMAC->MAC2 = MAC2_CRC_EN | MAC2_PAD_EN;
nyatla 68:f7def7eb5504 305 LPC_EMAC->MAXF = ETH_MAX_FLEN;
nyatla 68:f7def7eb5504 306 LPC_EMAC->CLRT = CLRT_DEF;
nyatla 68:f7def7eb5504 307 LPC_EMAC->IPGR = IPGR_DEF;
nyatla 68:f7def7eb5504 308
nyatla 68:f7def7eb5504 309 /*PCLK=18MHz, clock select=6, MDC=18/6=3MHz */ // I don't think so!
nyatla 68:f7def7eb5504 310 /* Enable Reduced MII interface. */
nyatla 68:f7def7eb5504 311 LPC_EMAC->MCFG = MCFG_CLK_DIV20 | MCFG_RES_MII;
nyatla 68:f7def7eb5504 312 NyLPC_cThread_sleep( emacSHORT_DELAY_MS);
nyatla 68:f7def7eb5504 313 LPC_EMAC->MCFG = MCFG_CLK_DIV20;
nyatla 68:f7def7eb5504 314
nyatla 68:f7def7eb5504 315 /* Enable Reduced MII interface. */
nyatla 68:f7def7eb5504 316 LPC_EMAC->Command = CR_RMII | CR_PASS_RUNT_FRM | CR_PASS_RX_FILT;
nyatla 68:f7def7eb5504 317
nyatla 68:f7def7eb5504 318 /* Reset Reduced MII Logic. */
nyatla 68:f7def7eb5504 319 LPC_EMAC->SUPP = SUPP_RES_RMII | SUPP_SPEED;
nyatla 68:f7def7eb5504 320 NyLPC_cThread_sleep( emacSHORT_DELAY_MS);
nyatla 68:f7def7eb5504 321 LPC_EMAC->SUPP = SUPP_SPEED;
nyatla 68:f7def7eb5504 322
nyatla 68:f7def7eb5504 323 /* Put the PHY in reset mode */
nyatla 68:f7def7eb5504 324 prvWritePHY( PHY_REG_BMCR, MCFG_RES_MII );
nyatla 68:f7def7eb5504 325 NyLPC_cThread_sleep( emacSHORT_DELAY_MS * 5);
nyatla 68:f7def7eb5504 326
nyatla 68:f7def7eb5504 327 /* Wait for hardware reset to end. */
nyatla 68:f7def7eb5504 328 for( x = 0; x < 100; x++ )
nyatla 68:f7def7eb5504 329 {
nyatla 68:f7def7eb5504 330 NyLPC_cThread_sleep( emacSHORT_DELAY_MS * 5 );
nyatla 68:f7def7eb5504 331 us = prvReadPHY( PHY_REG_BMCR, &lDummy );
nyatla 68:f7def7eb5504 332 if( !( us & MCFG_RES_MII ) )
nyatla 68:f7def7eb5504 333 {
nyatla 68:f7def7eb5504 334 /* Reset complete */
nyatla 68:f7def7eb5504 335 break;
nyatla 68:f7def7eb5504 336 }
nyatla 68:f7def7eb5504 337 }
nyatla 68:f7def7eb5504 338 }
nyatla 68:f7def7eb5504 339 /*-----------------------------------------------------------*/
nyatla 68:f7def7eb5504 340
nyatla 68:f7def7eb5504 341
nyatla 68:f7def7eb5504 342 /*-----------------------------------------------------------*/
nyatla 68:f7def7eb5504 343
nyatla 68:f7def7eb5504 344 static NyLPC_TBool prvWritePHY( long lPhyReg, long lValue )
nyatla 68:f7def7eb5504 345 {
nyatla 68:f7def7eb5504 346 const long lMaxTime = 10;
nyatla 68:f7def7eb5504 347 long x;
nyatla 68:f7def7eb5504 348
nyatla 68:f7def7eb5504 349 LPC_EMAC->MCMD = 0;
nyatla 68:f7def7eb5504 350 LPC_EMAC->MADR = ETHDEV_PHY_DEF_ADR | lPhyReg;
nyatla 68:f7def7eb5504 351 LPC_EMAC->MWTD = lValue;
nyatla 68:f7def7eb5504 352
nyatla 68:f7def7eb5504 353 for( x = 0; x < lMaxTime; x++ )
nyatla 68:f7def7eb5504 354 {
nyatla 68:f7def7eb5504 355 if( ( LPC_EMAC->MIND & MIND_BUSY ) == 0 )
nyatla 68:f7def7eb5504 356 {
nyatla 68:f7def7eb5504 357 /* Operation has finished. */
nyatla 68:f7def7eb5504 358 break;
nyatla 68:f7def7eb5504 359 }
nyatla 68:f7def7eb5504 360
nyatla 68:f7def7eb5504 361 NyLPC_cThread_sleep( emacSHORT_DELAY_MS);
nyatla 68:f7def7eb5504 362 }
nyatla 68:f7def7eb5504 363
nyatla 68:f7def7eb5504 364 if( x < lMaxTime )
nyatla 68:f7def7eb5504 365 {
nyatla 68:f7def7eb5504 366 return NyLPC_TBool_TRUE;
nyatla 68:f7def7eb5504 367 }
nyatla 68:f7def7eb5504 368 else
nyatla 68:f7def7eb5504 369 {
nyatla 68:f7def7eb5504 370 return NyLPC_TBool_FALSE;
nyatla 68:f7def7eb5504 371 }
nyatla 68:f7def7eb5504 372 }
nyatla 68:f7def7eb5504 373 /*-----------------------------------------------------------*/
nyatla 68:f7def7eb5504 374
nyatla 68:f7def7eb5504 375 static unsigned short prvReadPHY( unsigned int ucPhyReg, NyLPC_TBool *o_status)
nyatla 68:f7def7eb5504 376 {
nyatla 68:f7def7eb5504 377 long x;
nyatla 68:f7def7eb5504 378 const long lMaxTime = 10;
nyatla 68:f7def7eb5504 379
nyatla 68:f7def7eb5504 380 LPC_EMAC->MCMD = 1;
nyatla 68:f7def7eb5504 381 LPC_EMAC->MADR = ETHDEV_PHY_DEF_ADR | ucPhyReg;
nyatla 68:f7def7eb5504 382 LPC_EMAC->MCMD = MCMD_READ;
nyatla 68:f7def7eb5504 383
nyatla 68:f7def7eb5504 384 for( x = 0; x < lMaxTime; x++ )
nyatla 68:f7def7eb5504 385 {
nyatla 68:f7def7eb5504 386 /* Operation has finished. */
nyatla 68:f7def7eb5504 387 if( ( LPC_EMAC->MIND & MIND_BUSY ) == 0 )
nyatla 68:f7def7eb5504 388 {
nyatla 68:f7def7eb5504 389 break;
nyatla 68:f7def7eb5504 390 }
nyatla 68:f7def7eb5504 391 NyLPC_cThread_sleep( emacSHORT_DELAY_MS);
nyatla 68:f7def7eb5504 392 }
nyatla 68:f7def7eb5504 393
nyatla 68:f7def7eb5504 394 LPC_EMAC->MCMD = 0;
nyatla 68:f7def7eb5504 395
nyatla 68:f7def7eb5504 396 if( x >= lMaxTime )
nyatla 68:f7def7eb5504 397 {
nyatla 68:f7def7eb5504 398 *o_status =NyLPC_TBool_FALSE;
nyatla 68:f7def7eb5504 399 }
nyatla 68:f7def7eb5504 400
nyatla 68:f7def7eb5504 401 return( LPC_EMAC->MRDD );
nyatla 68:f7def7eb5504 402 }
nyatla 68:f7def7eb5504 403 /**
nyatla 68:f7def7eb5504 404 * Private function depend on configulation.
nyatla 68:f7def7eb5504 405 * デバイス依存部分
nyatla 68:f7def7eb5504 406 */
nyatla 68:f7def7eb5504 407
nyatla 68:f7def7eb5504 408
nyatla 68:f7def7eb5504 409 /* for LPC1769
nyatla 68:f7def7eb5504 410 */
nyatla 68:f7def7eb5504 411 static void prvConfigurePHY( void )
nyatla 68:f7def7eb5504 412 {
nyatla 68:f7def7eb5504 413 unsigned short us;
nyatla 68:f7def7eb5504 414 long x;
nyatla 68:f7def7eb5504 415 NyLPC_TBool lDummy;
nyatla 68:f7def7eb5504 416 /* Auto negotiate the configuration. */
nyatla 68:f7def7eb5504 417 if( prvWritePHY( PHY_REG_BMCR, PHY_AUTO_NEG ) )
nyatla 68:f7def7eb5504 418 {
nyatla 68:f7def7eb5504 419 NyLPC_cThread_sleep( emacSHORT_DELAY_MS * 5 );
nyatla 68:f7def7eb5504 420
nyatla 68:f7def7eb5504 421 for( x = 0; x < 10; x++ )
nyatla 68:f7def7eb5504 422 {
nyatla 68:f7def7eb5504 423 us = prvReadPHY( PHY_REG_PHY_CTRL, &lDummy );
nyatla 68:f7def7eb5504 424 if( us & PHY_AUTO_NEG_COMPLETE )
nyatla 68:f7def7eb5504 425 {
nyatla 68:f7def7eb5504 426 break;
nyatla 68:f7def7eb5504 427 }
nyatla 68:f7def7eb5504 428 NyLPC_cThread_sleep( emacWAIT_FOR_LINK_TO_ESTABLISH_MS);
nyatla 68:f7def7eb5504 429 }
nyatla 68:f7def7eb5504 430 }
nyatla 68:f7def7eb5504 431 }
nyatla 68:f7def7eb5504 432
nyatla 68:f7def7eb5504 433 static long prvSetupLinkStatus( void )
nyatla 68:f7def7eb5504 434 {
nyatla 68:f7def7eb5504 435 long x;
nyatla 68:f7def7eb5504 436 unsigned short usLinkStatus;
nyatla 68:f7def7eb5504 437 NyLPC_TBool lReturn=NyLPC_TBool_TRUE;
nyatla 68:f7def7eb5504 438
nyatla 68:f7def7eb5504 439 /* Wait with timeout for the link to be established. */
nyatla 68:f7def7eb5504 440 for( x = 0; x < 10; x++ )
nyatla 68:f7def7eb5504 441 {
nyatla 68:f7def7eb5504 442 usLinkStatus = prvReadPHY (PHY_REG_PHY_CTRL, &lReturn );
nyatla 68:f7def7eb5504 443 if( usLinkStatus & PHY_AUTO_NEG_COMPLETE )
nyatla 68:f7def7eb5504 444 {
nyatla 68:f7def7eb5504 445 /* Link is established. */
nyatla 68:f7def7eb5504 446 lReturn = NyLPC_TBool_TRUE;
nyatla 68:f7def7eb5504 447 break;
nyatla 68:f7def7eb5504 448 }
nyatla 68:f7def7eb5504 449 NyLPC_cThread_sleep( emacWAIT_FOR_LINK_TO_ESTABLISH_MS);
nyatla 68:f7def7eb5504 450 }
nyatla 68:f7def7eb5504 451
nyatla 68:f7def7eb5504 452 if( lReturn == NyLPC_TBool_TRUE )
nyatla 68:f7def7eb5504 453 {
nyatla 68:f7def7eb5504 454 /* Configure Full/Half Duplex mode. */
nyatla 68:f7def7eb5504 455 if (usLinkStatus & PHY_SPEED_FDUPLX )
nyatla 68:f7def7eb5504 456 {
nyatla 68:f7def7eb5504 457 /* Full duplex is enabled. */
nyatla 68:f7def7eb5504 458 LPC_EMAC->MAC2 |= MAC2_FULL_DUP;
nyatla 68:f7def7eb5504 459 LPC_EMAC->Command |= CR_FULL_DUP;
nyatla 68:f7def7eb5504 460 LPC_EMAC->IPGT = IPGT_FULL_DUP;
nyatla 68:f7def7eb5504 461 }
nyatla 68:f7def7eb5504 462 else
nyatla 68:f7def7eb5504 463 {
nyatla 68:f7def7eb5504 464 /* Half duplex mode. */
nyatla 68:f7def7eb5504 465 LPC_EMAC->IPGT = IPGT_HALF_DUP;
nyatla 68:f7def7eb5504 466 }
nyatla 68:f7def7eb5504 467
nyatla 68:f7def7eb5504 468 /* Configure 100MBit/10MBit mode. */
nyatla 68:f7def7eb5504 469 if( !(usLinkStatus & PHY_SPEED_100) )
nyatla 68:f7def7eb5504 470 {
nyatla 68:f7def7eb5504 471 /* 10MBit mode. */
nyatla 68:f7def7eb5504 472 LPC_EMAC->SUPP = 0;
nyatla 68:f7def7eb5504 473 }
nyatla 68:f7def7eb5504 474 else
nyatla 68:f7def7eb5504 475 {
nyatla 68:f7def7eb5504 476 /* 100MBit mode. */
nyatla 68:f7def7eb5504 477 LPC_EMAC->SUPP = SUPP_SPEED;
nyatla 68:f7def7eb5504 478 }
nyatla 68:f7def7eb5504 479 }
nyatla 68:f7def7eb5504 480 return lReturn;
nyatla 68:f7def7eb5504 481 }
nyatla 68:f7def7eb5504 482 //--------------------------------------------------------------------------------
nyatla 68:f7def7eb5504 483 // ISR
nyatla 68:f7def7eb5504 484 //--------------------------------------------------------------------------------
nyatla 68:f7def7eb5504 485
nyatla 68:f7def7eb5504 486 /**
nyatla 68:f7def7eb5504 487 * EMACからのハンドラ
nyatla 68:f7def7eb5504 488 */
nyatla 68:f7def7eb5504 489 static void emacIsrHandler(unsigned long i_status)
nyatla 68:f7def7eb5504 490 {
nyatla 68:f7def7eb5504 491 if( i_status & INT_RX_DONE )
nyatla 68:f7def7eb5504 492 {
nyatla 68:f7def7eb5504 493 _event_handler(_event_param,NyLPC_TiEthernetDevice_EVENT_ON_RX);
nyatla 68:f7def7eb5504 494 }
nyatla 68:f7def7eb5504 495 if( i_status & INT_TX_DONE )
nyatla 68:f7def7eb5504 496 {
nyatla 68:f7def7eb5504 497 _event_handler(_event_param,NyLPC_TiEthernetDevice_EVENT_ON_TX);
nyatla 68:f7def7eb5504 498 }
nyatla 68:f7def7eb5504 499 }
nyatla 68:f7def7eb5504 500
nyatla 68:f7def7eb5504 501 #endif
nyatla 68:f7def7eb5504 502
nyatla 68:f7def7eb5504 503
nyatla 68:f7def7eb5504 504