From cfcef0558a5b8ab797408f998074fa0ba6703ece Mon Sep 17 00:00:00 2001
From: hathach <thach@tinyusb.org>
Date: Thu, 19 Dec 2013 12:43:22 +0700
Subject: [PATCH] fix plug & unplug issue by reseting port immediately instead
 of waiting for usbh enumeration task to do so

---
 demos/host/src/tusb_config.h | 4 ++--
 tinyusb/host/ohci/ohci.c     | 1 +
 tinyusb/host/usbh.c          | 6 +++---
 3 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/demos/host/src/tusb_config.h b/demos/host/src/tusb_config.h
index 3527ddc3..d5ba0b6d 100644
--- a/demos/host/src/tusb_config.h
+++ b/demos/host/src/tusb_config.h
@@ -60,14 +60,14 @@
 //--------------------------------------------------------------------+
 // HOST CONFIGURATION
 //--------------------------------------------------------------------+
-#define TUSB_CFG_HOST_DEVICE_MAX     3
+#define TUSB_CFG_HOST_DEVICE_MAX     1
 #define TUSB_CFG_CONFIGURATION_MAX   1
 
 //------------- USBD -------------//
 #define TUSB_CFG_HOST_ENUM_BUFFER_SIZE 255
 
 //------------- CLASS -------------//
-#define TUSB_CFG_HOST_HUB           1
+#define TUSB_CFG_HOST_HUB           0
 #define TUSB_CFG_HOST_HID_KEYBOARD  0
 #define TUSB_CFG_HOST_HID_MOUSE     1
 #define TUSB_CFG_HOST_HID_GENERIC   0
diff --git a/tinyusb/host/ohci/ohci.c b/tinyusb/host/ohci/ohci.c
index b108dfe1..68954f83 100644
--- a/tinyusb/host/ohci/ohci.c
+++ b/tinyusb/host/ohci/ohci.c
@@ -666,6 +666,7 @@ void hcd_isr(uint8_t hostid)
     {
       if ( OHCI_REG->rhport_status_bit[0].current_connect_status )
       {
+        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 e701d260..7b358e2f 100644
--- a/tinyusb/host/usbh.c
+++ b/tinyusb/host/usbh.c
@@ -374,9 +374,9 @@ tusb_error_t enumeration_body_subtask(void)
   { // connected/disconnected directly with roothub
     if( hcd_port_connect_status(usbh_devices[0].core_id) )
     { // connection event
-      osal_task_delay(200); // wait for device is stable
-      hcd_port_reset( usbh_devices[0].core_id ); // port must be reset to have correct speed operation
-      osal_task_delay(50); // TODO reset is recommended to last 50 ms (NXP EHCI passes this)
+      osal_task_delay(200); // wait for port reset is complete & device is stable
+//      hcd_port_reset( usbh_devices[0].core_id ); // port must be reset to have correct speed operation
+//      osal_task_delay(50); // TODO reset is recommended to last 50 ms (NXP EHCI passes this)
       usbh_devices[0].speed    = hcd_port_speed_get( usbh_devices[0].core_id );
     }
     else