5 files changed, 17 insertions, 8 deletions
diff --git a/tinyusb/common/common.h b/tinyusb/common/common.h
index ecc7bf425..4933634d2 100644
--- a/tinyusb/common/common.h
+++ b/tinyusb/common/common.h
@@ -228,6 +228,13 @@ static inline uint32_t offset4k(uint32_t value)
 }
 
 //------------- Mathematics -------------//
+static inline uint32_t abs_of(int32_t value) ATTR_ALWAYS_INLINE ATTR_CONST;
+static inline uint32_t abs_of(int32_t value)
+{
+  return (value < 0) ? (-value) : value;
+}
+
+
 /// inclusive range checking
 static inline bool is_in_range(uint32_t lower, uint32_t value, uint32_t upper) ATTR_ALWAYS_INLINE ATTR_CONST;
 static inline bool is_in_range(uint32_t lower, uint32_t value, uint32_t upper)
diff --git a/tinyusb/host/ohci/ohci.c b/tinyusb/host/ohci/ohci.c
index 75688cfca..f55563535 100644
--- a/tinyusb/host/ohci/ohci.c
+++ b/tinyusb/host/ohci/ohci.c
@@ -293,7 +293,7 @@ tusb_error_t  hcd_pipe_control_xfer(uint8_t dev_addr, tusb_control_request_t con
   ohci_gtd_t *p_status     = p_setup + 2;
 
   //------------- SETUP Phase -------------//
-  gtd_init(p_setup, p_request, 8);
+  gtd_init(p_setup, (void*) p_request, 8);
   p_setup->index       = dev_addr;
   p_setup->pid         = OHCI_PID_SETUP;
   p_setup->data_toggle = BIN8(10); // DATA0
@@ -664,9 +664,11 @@ void hcd_isr(uint8_t hostid)
     // TODO dual port is not yet supported
     if ( rhport_status & OHCI_RHPORT_CONNECT_STATUS_CHANGE_MASK )
     {
+      // TODO check if remote wake-up
       if ( OHCI_REG->rhport_status_bit[0].current_connect_status )
       {
-//        OHCI_REG->rhport_status[0] = OHCI_RHPORT_PORT_RESET_STATUS_MASK; // reset port immediately
+        // TODO reset port immediately, without this controller will got 2-3 (debouncing connection status change)
+        OHCI_REG->rhport_status[0] = OHCI_RHPORT_PORT_RESET_STATUS_MASK;
         usbh_hcd_rhport_plugged_isr(0);
       }else
       {
diff --git a/tinyusb/host/usbh.c b/tinyusb/host/usbh.c
index de9e15164..229c9da65 100644
--- a/tinyusb/host/usbh.c
+++ b/tinyusb/host/usbh.c
@@ -375,7 +375,7 @@ tusb_error_t enumeration_body_subtask(void)
   {
     if( hcd_port_connect_status(usbh_devices[0].core_id) )
     { // connection event
-      osal_task_delay(200); // wait until device is stable
+      osal_task_delay(200); // wait until device is stable. Increase this if the first 8 bytes is failed to get
 
       if ( !hcd_port_connect_status(usbh_devices[0].core_id) ) SUBTASK_EXIT(TUSB_ERROR_NONE); // exit if device unplugged while delaying
 
diff --git a/tinyusb/osal/osal_none.h b/tinyusb/osal/osal_none.h
index adea45f32..7816cda33 100644
--- a/tinyusb/osal/osal_none.h
+++ b/tinyusb/osal/osal_none.h
@@ -203,7 +203,7 @@ static inline void osal_semaphore_reset(osal_semaphore_handle_t sem_hdl)
     timeout = osal_tick_get();\
     state = __LINE__; case __LINE__:\
     if( *(sem_hdl) == 0 ) {\
-      if ( (msec != OSAL_TIMEOUT_WAIT_FOREVER) && (timeout + osal_tick_from_msec(msec) <= osal_tick_get()) ) /* time out */ \
+      if ( ( ((uint32_t) (msec)) != OSAL_TIMEOUT_WAIT_FOREVER) && (timeout + osal_tick_from_msec(msec) <= osal_tick_get()) ) /* time out */ \
         *(p_error) = TUSB_ERROR_OSAL_TIMEOUT;\
       else\
         return TUSB_ERROR_OSAL_WAITING;\
diff --git a/tinyusb/tusb_option.h b/tinyusb/tusb_option.h
index 3e6ec3574..d27f21cbe 100644
--- a/tinyusb/tusb_option.h
+++ b/tinyusb/tusb_option.h
@@ -126,10 +126,10 @@
 /**
  * Maximum number of supported USB's configuration (currently only support only 1)
  */
-#ifndef TUSB_CFG_CONFIGURATION_MAX
-  #define TUSB_CFG_CONFIGURATION_MAX 1
-  #warning TUSB_CFG_CONFIGURATION_MAX is not defined, default value is 1
-#endif
+//#ifndef TUSB_CFG_CONFIGURATION_MAX
+//  #define TUSB_CFG_CONFIGURATION_MAX 1
+//  #warning TUSB_CFG_CONFIGURATION_MAX is not defined, default value is 1
+//#endif
 
 //--------------------------------------------------------------------+
 // HOST OPTIONS