Merge branch 'master' of https://github.com/RT-Thread/rt-thread

bsp/lpc408x/rtconfig.h

@@ -151,9 +151,7 @@
 // </section>
 
 // <section name="RT_USING_LWIP" description="lwip, a lightweight TCP/IP protocol stack" default="true" >
-//#define RT_USING_LWIP
-// <bool name="RT_USING_LWIP141" description="Using lwIP 1.4.1 version" default="true" />
-#define RT_USING_LWIP141
+#define RT_USING_LWIP
 // <bool name="RT_LWIP_ICMP" description="Enable ICMP protocol" default="true" />
 #define RT_LWIP_ICMP
 // <bool name="RT_LWIP_IGMP" description="Enable IGMP protocol" default="false" />
@@ -164,20 +162,10 @@
 #define RT_LWIP_TCP
 // <bool name="RT_LWIP_DNS" description="Enable DNS protocol" default="true" />
 #define RT_LWIP_DNS
-// <integer name="RT_LWIP_PBUF_NUM" description="Maximal number of buffers in the pbuf pool" default="4" />
-#define RT_LWIP_PBUF_NUM	4
-// <integer name="RT_LWIP_TCP_PCB_NUM" description="Maximal number of simultaneously active TCP connections" default="5" />
-#define RT_LWIP_TCP_PCB_NUM	3
-// <integer name="RT_LWIP_TCP_SND_BUF" description="TCP sender buffer size" default="8192" />
-#define RT_LWIP_TCP_SND_BUF	4086
-// <integer name="RT_LWIP_TCP_WND" description="TCP receive window" default="8192" />
-#define RT_LWIP_TCP_WND	2048
 // <bool name="RT_LWIP_SNMP" description="Enable SNMP protocol" default="false" />
 // #define RT_LWIP_SNMP
 // <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	4
 // <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/stm32f7-disco/rtconfig.h

@@ -116,7 +116,7 @@
 // <bool name="RT_USING_LIBC" description="Using libc library" default="true" />
 #define RT_USING_LIBC
 // <bool name="RT_USING_PTHREADS" description="Using POSIX threads library" default="true" />
-//#define RT_USING_PTHREADS
+#define RT_USING_PTHREADS
 // </section>
 
 // <section name="RT_USING_DFS" description="Device file system" default="true" >

bsp/stm32f7-disco/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
     OBJCPY = PREFIX + 'objcopy'
     STRIP = PREFIX + 'strip'
 
-    DEVICE = '  -mcpu=cortex-m7 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
+    DEVICE = '  -mcpu=cortex-m7 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=softfp -ffunction-sections -fdata-sections'
     CFLAGS = DEVICE + ' -g -Wall -DSTM32F756xx -DUSE_HAL_DRIVER -D__ASSEMBLY__ -D__FPU_USED'
     AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -lm -lgcc -lc' + ' -nostartfiles -Wl,--gc-sections,-Map=rtthread_stm32f7xx.map,-cref,-u,Reset_Handler -T rtthread-stm32f7xx.ld'

components/libc/newlib/syscalls.c

@@ -442,3 +442,8 @@ _system(const char *s)
     /* not support this call */
     return;
 }
+
+void __libc_init_array(void)
+{
+	/* we not use __libc init_aray to initialize C++ objects */
+}