add check for rtt config

SConscript

@@ -185,11 +185,12 @@ if GetDepend(['PKG_CHERRYUSB_HOST']):
 
     if GetDepend(['PKG_CHERRYUSB_HOST_TEMPLATE']):
         src += Glob('demo/usb_host.c')
-    
+
     if GetDepend('RT_USING_DFS'):
        src += Glob('third_party/rt-thread-5.0/dfs_usbh_msc.c')
 
 src += Glob('third_party/rt-thread-5.0/usb_msh.c')
+src += Glob('third_party/rt-thread-5.0/usb_check.c')
 
 group = DefineGroup('CherryUSB', src, depend = ['PKG_USING_CHERRYUSB'], CPPPATH = path, CPPDEFINES = CPPDEFINES)
 

osal/usb_osal_rtthread.c

@@ -8,10 +8,6 @@
 #include <rtthread.h>
 #include <rthw.h>
 
-#ifndef RT_USING_TIMER_SOFT
-#error must enable RT_USING_TIMER_SOFT to support timer callback in thread
-#endif
-
 usb_osal_thread_t usb_osal_thread_create(const char *name, uint32_t stack_size, uint32_t prio, usb_thread_entry_t entry, void *args)
 {
     rt_thread_t htask;

third_party/rt-thread-5.0/usb_check.c

@@ -0,0 +1,51 @@
+#include "rtthread.h"
+
+#ifdef PKG_CHERRYUSB_HOST
+
+#ifndef RT_USING_TIMER_SOFT
+#error must enable RT_USING_TIMER_SOFT to support timer callback in thread
+#endif
+
+#if IDLE_THREAD_STACK_SIZE < 2048
+#error "IDLE_THREAD_STACK_SIZE must be greater than 2048"
+#endif
+
+#if RT_TIMER_THREAD_STACK_SIZE < 2048
+#error "RT_TIMER_THREAD_STACK_SIZE must be greater than 2048"
+#endif
+
+#ifdef RT_USING_LWIP
+
+#include "lwip/opt.h"
+
+#ifndef RT_USING_LWIP212
+#error must enable RT_USING_LWIP212
+#endif
+
+#ifndef LWIP_NO_RX_THREAD
+#error must enable LWIP_NO_RX_THREAD, we do not use rtthread eth thread
+#endif
+
+#ifndef LWIP_NO_TX_THREAD
+#error must enable LWIP_NO_TX_THREAD, we do not use rtthread eth thread
+#endif
+
+#ifndef LWIP_NO_TX_THREAD
+#error must enable LWIP_NO_TX_THREAD, we do not use rtthread eth thread
+#endif
+
+#ifndef LWIP_TCPIP_CORE_LOCKING_INPUT
+#error must set LWIP_TCPIP_CORE_LOCKING_INPUT to 1, usb handle eth input with own thread
+#endif
+
+#ifndef LWIP_TCPIP_CORE_LOCKING
+#error must set LWIP_TCPIP_CORE_LOCKING to 1
+#endif
+
+#if PBUF_POOL_BUFSIZE < 1514
+#error PBUF_POOL_BUFSIZE must be larger than 1514
+#endif
+
+#endif
+
+#endif

third_party/rt-thread-5.0/usb_msh.c

@@ -7,10 +7,6 @@
 
 #ifdef PKG_CHERRYUSB_HOST
 
-#if IDLE_THREAD_STACK_SIZE < 2048
-#error "IDLE_THREAD_STACK_SIZE must be greater than 2048"
-#endif
-
 #include "usbh_core.h"
 
 int usbh_init(int argc, char **argv)