Merge pull request #307 from ArdaFu/master

[BSP] tm4c129x Add EMAC/PHY driver

bsp/tm4c129x/applications/application.c

@@ -16,6 +16,9 @@
 #include <board.h>
 #include <components.h>
 
+#ifdef RT_USING_LWIP
+#include "drv_eth.h"
+#endif
 /* thread phase init */
 void rt_init_thread_entry(void *parameter)
 {
@@ -24,6 +27,9 @@ void rt_init_thread_entry(void *parameter)
 #ifdef RT_USING_FINSH
     finsh_set_device(RT_CONSOLE_DEVICE_NAME);
 #endif
+#ifdef RT_USING_LWIP
+    rt_hw_tiva_eth_init();
+#endif
 }
 
 int rt_application_init(void)

bsp/tm4c129x/drivers/drv_eth.h

@@ -0,0 +1,20 @@
+/*
+ * File      : drv_eth.c
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2009-2013 RT-Thread Develop Team
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rt-thread.org/license/LICENSE
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2014-07-25     ArdaFu       Port to TM4C129X
+ */
+ 
+#ifndef __TIVA_ETH_H__
+#define __TIVA_ETH_H__
+
+rt_err_t rt_hw_tiva_eth_init(void);
+
+#endif

bsp/tm4c129x/libraries/driverlib/emac.c

@@ -2917,6 +2917,7 @@ EMACPHYRead(uint32_t ui32Base, uint8_t ui8PhyAddr, uint8_t ui8RegAddr)
     //
     HWREG(ui32Base + EMAC_O_MIIADDR) =
         ((HWREG(ui32Base + EMAC_O_MIIADDR) & EMAC_MIIADDR_CR_M) |
+					EMAC_MIIADDR_CR_100_150 |
          (ui8RegAddr << EMAC_MIIADDR_MII_S) |
          (ui8PhyAddr << EMAC_MIIADDR_PLA_S) | EMAC_MIIADDR_MIIB);
 

bsp/tm4c129x/rtconfig.h

@@ -166,7 +166,7 @@
 // </section>
 
 // <section name="RT_USING_LWIP" description="lwip, a lightweight TCP/IP protocol stack" default="true" >
-//#define RT_USING_LWIP
+#define RT_USING_LWIP
 // <bool name="RT_USING_LWIP141" description="Using lwIP 1.4.1 version" default="true" />
 #define RT_USING_LWIP141
 // <bool name="RT_LWIP_ICMP" description="Enable ICMP protocol" default="true" />
@@ -192,7 +192,7 @@
 // <bool name="RT_LWIP_DHCP" description="Enable DHCP client to get IP address" default="false" />
 // #define RT_LWIP_DHCP
 // <integer name="RT_LWIP_TCP_SEG_NUM" description="the number of simultaneously queued TCP" default="4" />
-#define RT_LWIP_TCP_SEG_NUM 8
+#define RT_LWIP_TCP_SEG_NUM 12
 // <integer name="RT_LWIP_TCPTHREAD_PRIORITY" description="the thread priority of TCP thread" default="128" />
 #define RT_LWIP_TCPTHREAD_PRIORITY  12
 // <integer name="RT_LWIP_TCPTHREAD_MBOX_SIZE" description="the mail box size of TCP thread to wait for" default="32" />

bsp/tm4c129x/rtconfig.py

@@ -45,7 +45,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
 	
     DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=softfp -ffunction-sections -fdata-sections'
-    CFLAGS = DEVICE + ' -std=gnu11 -Dgcc'
+    CFLAGS = DEVICE + ' -std=c99 -Dgcc'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread-tm4c129x.map,-cref,-u,Reset_Handler -T tm4c_rom.ld'