fix iar warning

2 files changed, 466 insertions, 466 deletions

diff --git a/tinyusb/device/dcd.c b/tinyusb/device/dcd.c
index 9ff5803b0..441c8970e 100644
--- a/tinyusb/device/dcd.c
+++ b/tinyusb/device/dcd.c
@@ -1,44 +1,44 @@
-/**************************************************************************/
-/*!
-    @file     dcd.c
-    @author   hathach (tinyusb.org)
-
-    @section LICENSE
-
-    Software License Agreement (BSD License)
-
-    Copyright (c) 2013, hathach (tinyusb.org)
-    All rights reserved.
-
-    Redistribution and use in source and binary forms, with or without
-    modification, are permitted provided that the following conditions are met:
-    1. Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer.
-    2. Redistributions in binary form must reproduce the above copyright
-    notice, this list of conditions and the following disclaimer in the
-    documentation and/or other materials provided with the distribution.
-    3. Neither the name of the copyright holders nor the
-    names of its contributors may be used to endorse or promote products
-    derived from this software without specific prior written permission.
-
-    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
-    EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
-    WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-    DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
-    DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
-    INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
-    LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND
-    ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-    INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
-    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-	This file is part of the tinyusb stack.
-*/
-/**************************************************************************/
-
-#include "dcd.h"
-
-#if MODE_DEVICE_SUPPORTED
-
-
-#endif
+/**************************************************************************/

+/*!

+    @file     dcd.c

+    @author   hathach (tinyusb.org)

+

+    @section LICENSE

+

+    Software License Agreement (BSD License)

+

+    Copyright (c) 2013, hathach (tinyusb.org)

+    All rights reserved.

+

+    Redistribution and use in source and binary forms, with or without

+    modification, are permitted provided that the following conditions are met:

+    1. Redistributions of source code must retain the above copyright

+    notice, this list of conditions and the following disclaimer.

+    2. Redistributions in binary form must reproduce the above copyright

+    notice, this list of conditions and the following disclaimer in the

+    documentation and/or other materials provided with the distribution.

+    3. Neither the name of the copyright holders nor the

+    names of its contributors may be used to endorse or promote products

+    derived from this software without specific prior written permission.

+

+    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY

+    EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

+    WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

+    DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY

+    DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+    INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

+    LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND

+    ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

+    INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS

+    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+

+	This file is part of the tinyusb stack.

+*/

+/**************************************************************************/

+

+#include "dcd.h"

+

+#if MODE_DEVICE_SUPPORTED

+

+

+#endif

diff --git a/tinyusb/device/usbd.c b/tinyusb/device/usbd.c
index 0b9044db9..b91cf6991 100644
--- a/tinyusb/device/usbd.c
+++ b/tinyusb/device/usbd.c
@@ -1,422 +1,422 @@
-/**************************************************************************/
-/*!
-    @file     usbd.c
-    @author   hathach (tinyusb.org)
-
-    @section LICENSE
-
-    Software License Agreement (BSD License)
-
-    Copyright (c) 2013, hathach (tinyusb.org)
-    All rights reserved.
-
-    Redistribution and use in source and binary forms, with or without
-    modification, are permitted provided that the following conditions are met:
-    1. Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer.
-    2. Redistributions in binary form must reproduce the above copyright
-    notice, this list of conditions and the following disclaimer in the
-    documentation and/or other materials provided with the distribution.
-    3. Neither the name of the copyright holders nor the
-    names of its contributors may be used to endorse or promote products
-    derived from this software without specific prior written permission.
-
-    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
-    EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
-    WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-    DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
-    DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
-    (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
-    LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
-    ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-    (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-    This file is part of the tinyusb stack.
-*/
-/**************************************************************************/
-
-#include "tusb_option.h"
-
-#if MODE_DEVICE_SUPPORTED
-
-#define _TINY_USB_SOURCE_FILE_
-
-//--------------------------------------------------------------------+
-// INCLUDE
-//--------------------------------------------------------------------+
-#include "tusb.h"
-#include "tusb_descriptors.h" // TODO callback include
-#include "usbd_dcd.h"
-
-//--------------------------------------------------------------------+
-// MACRO CONSTANT TYPEDEF
-//--------------------------------------------------------------------+
-usbd_device_info_t usbd_devices[CONTROLLER_DEVICE_NUMBER];
-
-// TODO fix/compress number of class driver
-static usbd_class_driver_t const usbd_class_drivers[TUSB_CLASS_MAPPED_INDEX_START] =
-{
-#if DEVICE_CLASS_HID
-    [TUSB_CLASS_HID] =
-    {
-        .init                    = hidd_init,
-        .open                    = hidd_open,
-        .control_request_subtask = hidd_control_request_subtask,
-        .xfer_cb                 = hidd_xfer_cb,
-        .close                   = hidd_close
-    },
-#endif
-
-#if TUSB_CFG_DEVICE_MSC
-    [TUSB_CLASS_MSC] =
-    {
-        .init                    = mscd_init,
-        .open                    = mscd_open,
-        .control_request_subtask = mscd_control_request_subtask,
-        .xfer_cb                 = mscd_xfer_cb,
-        .close                   = mscd_close
-    },
-#endif
-
-#if TUSB_CFG_DEVICE_CDC
-    [TUSB_CLASS_CDC] =
-    {
-        .init                    = cdcd_init,
-        .open                    = cdcd_open,
-        .control_request_subtask = cdcd_control_request_subtask,
-        .xfer_cb                 = cdcd_xfer_cb,
-        .close                   = cdcd_close
-    },
-#endif
-
-};
-
-//--------------------------------------------------------------------+
-// INTERNAL OBJECT & FUNCTION DECLARATION
-//--------------------------------------------------------------------+
-static tusb_error_t usbd_set_configure_received(uint8_t coreid, uint8_t config_number);
-static tusb_error_t get_descriptor(uint8_t coreid, tusb_control_request_t const * const p_request, uint8_t ** pp_buffer, uint16_t * p_length);
-
-//--------------------------------------------------------------------+
-// APPLICATION INTERFACE
-//--------------------------------------------------------------------+
-bool tusbd_is_configured(uint8_t coreid)
-{
-  return usbd_devices[coreid].state == TUSB_DEVICE_STATE_CONFIGURED;
-}
-
-//--------------------------------------------------------------------+
-// IMPLEMENTATION
-//--------------------------------------------------------------------+
-
-//------------- OSAL Task -------------//
-enum {
-  USBD_TASK_QUEUE_DEPTH = 8
-};
-
-typedef enum {
-  USBD_EVENTID_SETUP_RECEIVED = 1,
-  USBD_EVENTID_XFER_DONE
-}usbd_eventid_t;
-
-typedef struct ATTR_ALIGNED(4)
-{
-  uint8_t coreid;
-  uint8_t event_id;
-  uint8_t sub_event_id;
-  uint8_t reserved;
-
-  union {
-    tusb_control_request_t setup_received; // USBD_EVENTID_SETUP_RECEIVED
-
-    struct { // USBD_EVENTID_XFER_DONE
-      endpoint_handle_t edpt_hdl;
-      uint32_t xferred_byte;
-    }xfer_done;
-  };
-}usbd_task_event_t;
-
-STATIC_ASSERT(sizeof(usbd_task_event_t) <= 12, "size is not correct");
-
-OSAL_TASK_DEF(usbd_task, 150, TUSB_CFG_OS_TASK_PRIO);
-OSAL_QUEUE_DEF(usbd_queue_def, USBD_TASK_QUEUE_DEPTH, usbd_task_event_t);
-OSAL_SEM_DEF(usbd_control_xfer_semaphore_def);
-
-static osal_queue_handle_t usbd_queue_hdl;
-/*static*/ osal_semaphore_handle_t usbd_control_xfer_sem_hdl; // TODO may need to change to static with wrapper function
-
-tusb_error_t usbd_control_request_subtask(uint8_t coreid, tusb_control_request_t const * const p_request)
-{
-  OSAL_SUBTASK_BEGIN
-
-  tusb_error_t error = TUSB_ERROR_NONE;
-
-  //------------- Standard Control such as those in enumeration -------------//
-  if( TUSB_REQUEST_RECIPIENT_DEVICE == p_request->bmRequestType_bit.recipient &&
-      TUSB_REQUEST_TYPE_STANDARD    == p_request->bmRequestType_bit.type )
-  {
-    if ( TUSB_REQUEST_GET_DESCRIPTOR == p_request->bRequest )
-    {
-      uint8_t* p_buffer = NULL;
-      uint16_t length = 0;
-
-      error = get_descriptor(coreid, p_request, &p_buffer, &length);
-
-      if ( TUSB_ERROR_NONE == error )
-      {
-        dcd_pipe_control_xfer(coreid, p_request->bmRequestType_bit.direction, p_buffer, length, false);
-      }
-    }
-    else if ( TUSB_REQUEST_SET_ADDRESS == p_request->bRequest )
-    {
-      dcd_controller_set_address(coreid, (uint8_t) p_request->wValue);
-      usbd_devices[coreid].state = TUSB_DEVICE_STATE_ADDRESSED;
-    }
-    else if ( TUSB_REQUEST_SET_CONFIGURATION == p_request->bRequest )
-    {
-      usbd_set_configure_received(coreid, (uint8_t) p_request->wValue);
-    }else
-    {
-      error = TUSB_ERROR_DCD_CONTROL_REQUEST_NOT_SUPPORT;
-    }
-  }
-
-  //------------- Class/Interface Specific Request -------------//
-  else if ( TUSB_REQUEST_RECIPIENT_INTERFACE == p_request->bmRequestType_bit.recipient)
-  {
-    OSAL_VAR tusb_std_class_code_t class_code;
-
-    class_code = usbd_devices[coreid].interface2class[ u16_low_u8(p_request->wIndex) ];
-
-    if ( (TUSB_CLASS_AUDIO <= class_code) && (class_code <= TUSB_CLASS_AUDIO_VIDEO) &&
-         usbd_class_drivers[class_code].control_request_subtask )
-    {
-      OSAL_SUBTASK_INVOKED_AND_WAIT( usbd_class_drivers[class_code].control_request_subtask(coreid, p_request), error );
-    }else
-    {
-      error = TUSB_ERROR_DCD_CONTROL_REQUEST_NOT_SUPPORT;
-    }
-  }
-
-  //------------- Endpoint Request -------------//
-  else if ( TUSB_REQUEST_RECIPIENT_ENDPOINT == p_request->bmRequestType_bit.recipient &&
-            TUSB_REQUEST_TYPE_STANDARD      == p_request->bmRequestType_bit.type &&
-            TUSB_REQUEST_CLEAR_FEATURE      == p_request->bRequest )
-  {
-    dcd_pipe_clear_stall(coreid, u16_low_u8(p_request->wIndex) );
-  } else
-  {
-    error = TUSB_ERROR_DCD_CONTROL_REQUEST_NOT_SUPPORT;
-  }
-
-  if(TUSB_ERROR_NONE != error)
-  { // Response with Protocol Stall if request is not supported
-    dcd_pipe_control_stall(coreid);
-    //    ASSERT(error == TUSB_ERROR_NONE, VOID_RETURN);
-  }else if (p_request->wLength == 0)
-  {
-    dcd_pipe_control_xfer(coreid, p_request->bmRequestType_bit.direction, NULL, 0, false); // zero length for non-data
-  }
-
-  OSAL_SUBTASK_END
-}
-
-// To enable the TASK_ASSERT style (quick return on false condition) in a real RTOS, a task must act as a wrapper
-// and is used mainly to call subtasks. Within a subtask return statement can be called freely, the task with
-// forever loop cannot have any return at all.
-OSAL_TASK_FUNCTION(usbd_task) (void* p_task_para)
-{
-  OSAL_TASK_LOOP_BEGIN
-
-  OSAL_VAR usbd_task_event_t event;
-  tusb_error_t error = TUSB_ERROR_NONE;
-
-  osal_queue_receive(usbd_queue_hdl, &event, OSAL_TIMEOUT_WAIT_FOREVER, &error);
-  SUBTASK_ASSERT_STATUS(error);
-
-  if ( USBD_EVENTID_SETUP_RECEIVED == event.event_id )
-  {
-    OSAL_SUBTASK_INVOKED_AND_WAIT( usbd_control_request_subtask(event.coreid, &event.setup_received), error );
-  }else
-  {
-    uint8_t class_index;
-    class_index = std_class_code_to_index( event.xfer_done.edpt_hdl.class_code );
-
-    if (usbd_class_drivers[class_index].xfer_cb)
-    {
-      usbd_class_drivers[class_index].xfer_cb( event.xfer_done.edpt_hdl, event.sub_event_id, event.xfer_done.xferred_byte);
-    }else
-    {
-      hal_debugger_breakpoint(); // something wrong, no one claims the isr's source
-    }
-  }
-
-  OSAL_TASK_LOOP_END
-}
-
-tusb_error_t usbd_init (void)
-{
-  ASSERT_STATUS ( dcd_init() );
-
-  //------------- Task init -------------//
-  usbd_queue_hdl = osal_queue_create( OSAL_QUEUE_REF(usbd_queue_def) );
-  ASSERT_PTR(usbd_queue_hdl, TUSB_ERROR_OSAL_QUEUE_FAILED);
-
-  usbd_control_xfer_sem_hdl = osal_semaphore_create( OSAL_SEM_REF(usbd_control_xfer_semaphore_def) );
-  ASSERT_PTR(usbd_queue_hdl, TUSB_ERROR_OSAL_SEMAPHORE_FAILED);
-
-  ASSERT_STATUS( osal_task_create( OSAL_TASK_REF(usbd_task) ));
-
-  //------------- class init -------------//
-  for (tusb_std_class_code_t class_code = TUSB_CLASS_AUDIO; class_code <= TUSB_CLASS_AUDIO_VIDEO; class_code++)
-  {
-    if ( usbd_class_drivers[class_code].init )
-    {
-      usbd_class_drivers[class_code].init();
-    }
-  }
-
-  return TUSB_ERROR_NONE;
-}
-
-//--------------------------------------------------------------------+
-// CONTROL REQUEST
-//--------------------------------------------------------------------+
-// TODO Host (windows) can get HID report descriptor before set configured
-// need to open interface before set configured
-static tusb_error_t usbd_set_configure_received(uint8_t coreid, uint8_t config_number)
-{
-  dcd_controller_set_configuration(coreid);
-  usbd_devices[coreid].state = TUSB_DEVICE_STATE_CONFIGURED;
-
-  //------------- parse configuration & open drivers -------------//
-  uint8_t* p_desc_configure = (uint8_t*) &app_tusb_desc_configuration;
-  uint8_t* p_desc = p_desc_configure + sizeof(tusb_descriptor_configuration_t);
-
-  while( p_desc < p_desc_configure + ((tusb_descriptor_configuration_t*)p_desc_configure)->wTotalLength )
-  {
-    if ( TUSB_DESC_TYPE_INTERFACE_ASSOCIATION == p_desc[DESCRIPTOR_OFFSET_TYPE])
-    {
-      p_desc += p_desc[DESCRIPTOR_OFFSET_LENGTH]; // ignore IAD
-    }else
-    {
-      ASSERT( TUSB_DESC_TYPE_INTERFACE == p_desc[DESCRIPTOR_OFFSET_TYPE], TUSB_ERROR_NOT_SUPPORTED_YET );
-
-      uint8_t class_index;
-      tusb_descriptor_interface_t* p_desc_interface = (tusb_descriptor_interface_t*) p_desc;
-
-      class_index = p_desc_interface->bInterfaceClass;
-
-      ASSERT( class_index != 0 && usbd_class_drivers[class_index].open != NULL, TUSB_ERROR_NOT_SUPPORTED_YET );
-      ASSERT( 0 == usbd_devices[coreid].interface2class[p_desc_interface->bInterfaceNumber], TUSB_ERROR_FAILED); // duplicate interface number TODO alternate setting
-
-      usbd_devices[coreid].interface2class[p_desc_interface->bInterfaceNumber] = class_index;
-
-      uint16_t length=0;
-      ASSERT_STATUS( usbd_class_drivers[class_index].open( coreid, p_desc_interface, &length ) );
-
-      ASSERT( length >= sizeof(tusb_descriptor_interface_t), TUSB_ERROR_FAILED );
-      p_desc += length;
-    }
-  }
-
-  return TUSB_ERROR_NONE;
-}
-
-static tusb_error_t get_descriptor(uint8_t coreid, tusb_control_request_t const * const p_request, uint8_t ** pp_buffer, uint16_t * p_length)
-{
-  tusb_std_descriptor_type_t const desc_type = u16_high_u8(p_request->wValue);
-  uint8_t const desc_index = u16_low_u8( p_request->wValue );
-
-  if ( TUSB_DESC_TYPE_DEVICE == desc_type )
-  {
-    (*pp_buffer) = (uint8_t *) &app_tusb_desc_device;
-    (*p_length)  = sizeof(tusb_descriptor_device_t);
-  }
-  else if ( TUSB_DESC_TYPE_CONFIGURATION == desc_type )
-  {
-    (*pp_buffer) = (uint8_t *) &app_tusb_desc_configuration;
-    (*p_length)  = sizeof(app_tusb_desc_configuration);
-  }
-  else if ( TUSB_DESC_TYPE_STRING == desc_type )
-  {
-    if ( ! (desc_index < TUSB_CFG_DEVICE_STRING_DESCRIPTOR_COUNT) ) return TUSB_ERROR_DCD_CONTROL_REQUEST_NOT_SUPPORT;
-
-    (*pp_buffer) = (uint8_t *) desc_str_table[desc_index];
-    (*p_length)  = **pp_buffer;
-  }else
-  {
-    return TUSB_ERROR_DCD_CONTROL_REQUEST_NOT_SUPPORT;
-  }
-
-  (*p_length) = min16_of(p_request->wLength, (*p_length) ); // cannot return more than hosts requires
-
-  return TUSB_ERROR_NONE;
-}
-//--------------------------------------------------------------------+
-// USBD-CLASS API
-//--------------------------------------------------------------------+
-
-//--------------------------------------------------------------------+
-// USBD-DCD Callback API
-//--------------------------------------------------------------------+
-void usbd_dcd_bus_event_isr(uint8_t coreid, usbd_bus_event_type_t bus_event)
-{
-  switch(bus_event)
-  {
-    case USBD_BUS_EVENT_RESET     :
-    case USBD_BUS_EVENT_UNPLUGGED :
-      memclr_(&usbd_devices[coreid], sizeof(usbd_device_info_t));
-      for (tusb_std_class_code_t class_code = TUSB_CLASS_AUDIO; class_code <= TUSB_CLASS_AUDIO_VIDEO; class_code++)
-      {
-        if ( usbd_class_drivers[class_code].close ) usbd_class_drivers[class_code].close( coreid );
-      }
-    break;
-
-    case USBD_BUS_EVENT_SUSPENDED:
-      usbd_devices[coreid].state = TUSB_DEVICE_STATE_SUSPENDED;
-    break;
-
-    default: break;
-  }
-}
-
-void usbd_setup_received_isr(uint8_t coreid, tusb_control_request_t * p_request)
-{
-  usbd_task_event_t task_event =
-  {
-      .coreid          = coreid,
-      .event_id        = USBD_EVENTID_SETUP_RECEIVED,
-  };
-
-  task_event.setup_received  = (*p_request);
-  osal_queue_send(usbd_queue_hdl, &task_event);
-}
-
-void usbd_xfer_isr(endpoint_handle_t edpt_hdl, tusb_event_t event, uint32_t xferred_bytes)
-{
-  if (edpt_hdl.class_code == 0 ) // Control Transfer
-  {
-    osal_semaphore_post( usbd_control_xfer_sem_hdl );
-  }else
-  {
-    usbd_task_event_t task_event =
-    {
-        .coreid       = edpt_hdl.coreid,
-        .event_id     = USBD_EVENTID_XFER_DONE,
-        .sub_event_id = event
-    };
-
-    task_event.xfer_done.xferred_byte = xferred_bytes;
-    task_event.xfer_done.edpt_hdl     = edpt_hdl;
-
-    osal_queue_send(usbd_queue_hdl, &task_event);
-  }
-}
-
-//--------------------------------------------------------------------+
-// HELPER
-//--------------------------------------------------------------------+
-
-#endif
+/**************************************************************************/

+/*!

+    @file     usbd.c

+    @author   hathach (tinyusb.org)

+

+    @section LICENSE

+

+    Software License Agreement (BSD License)

+

+    Copyright (c) 2013, hathach (tinyusb.org)

+    All rights reserved.

+

+    Redistribution and use in source and binary forms, with or without

+    modification, are permitted provided that the following conditions are met:

+    1. Redistributions of source code must retain the above copyright

+    notice, this list of conditions and the following disclaimer.

+    2. Redistributions in binary form must reproduce the above copyright

+    notice, this list of conditions and the following disclaimer in the

+    documentation and/or other materials provided with the distribution.

+    3. Neither the name of the copyright holders nor the

+    names of its contributors may be used to endorse or promote products

+    derived from this software without specific prior written permission.

+

+    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY

+    EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

+    WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

+    DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY

+    DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+    (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

+    LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

+    ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

+    (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS

+    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+

+    This file is part of the tinyusb stack.

+*/

+/**************************************************************************/

+

+#include "tusb_option.h"

+

+#if MODE_DEVICE_SUPPORTED

+

+#define _TINY_USB_SOURCE_FILE_

+

+//--------------------------------------------------------------------+

+// INCLUDE

+//--------------------------------------------------------------------+

+#include "tusb.h"

+#include "tusb_descriptors.h" // TODO callback include

+#include "usbd_dcd.h"

+

+//--------------------------------------------------------------------+

+// MACRO CONSTANT TYPEDEF

+//--------------------------------------------------------------------+

+usbd_device_info_t usbd_devices[CONTROLLER_DEVICE_NUMBER];

+

+// TODO fix/compress number of class driver

+static usbd_class_driver_t const usbd_class_drivers[TUSB_CLASS_MAPPED_INDEX_START] =

+{

+#if DEVICE_CLASS_HID

+    [TUSB_CLASS_HID] =

+    {

+        .init                    = hidd_init,

+        .open                    = hidd_open,

+        .control_request_subtask = hidd_control_request_subtask,

+        .xfer_cb                 = hidd_xfer_cb,

+        .close                   = hidd_close

+    },

+#endif

+

+#if TUSB_CFG_DEVICE_MSC

+    [TUSB_CLASS_MSC] =

+    {

+        .init                    = mscd_init,

+        .open                    = mscd_open,

+        .control_request_subtask = mscd_control_request_subtask,

+        .xfer_cb                 = mscd_xfer_cb,

+        .close                   = mscd_close

+    },

+#endif

+

+#if TUSB_CFG_DEVICE_CDC

+    [TUSB_CLASS_CDC] =

+    {

+        .init                    = cdcd_init,

+        .open                    = cdcd_open,

+        .control_request_subtask = cdcd_control_request_subtask,

+        .xfer_cb                 = cdcd_xfer_cb,

+        .close                   = cdcd_close

+    },

+#endif

+

+};

+

+//--------------------------------------------------------------------+

+// INTERNAL OBJECT & FUNCTION DECLARATION

+//--------------------------------------------------------------------+

+static tusb_error_t usbd_set_configure_received(uint8_t coreid, uint8_t config_number);

+static tusb_error_t get_descriptor(uint8_t coreid, tusb_control_request_t const * const p_request, uint8_t ** pp_buffer, uint16_t * p_length);

+

+//--------------------------------------------------------------------+

+// APPLICATION INTERFACE

+//--------------------------------------------------------------------+

+bool tusbd_is_configured(uint8_t coreid)

+{

+  return usbd_devices[coreid].state == TUSB_DEVICE_STATE_CONFIGURED;

+}

+

+//--------------------------------------------------------------------+

+// IMPLEMENTATION

+//--------------------------------------------------------------------+

+

+//------------- OSAL Task -------------//

+enum {

+  USBD_TASK_QUEUE_DEPTH = 8

+};

+

+typedef enum {

+  USBD_EVENTID_SETUP_RECEIVED = 1,

+  USBD_EVENTID_XFER_DONE

+}usbd_eventid_t;

+

+typedef struct ATTR_ALIGNED(4)

+{

+  uint8_t coreid;

+  uint8_t event_id;

+  uint8_t sub_event_id;

+  uint8_t reserved;

+

+  union {

+    tusb_control_request_t setup_received; // USBD_EVENTID_SETUP_RECEIVED

+

+    struct { // USBD_EVENTID_XFER_DONE

+      endpoint_handle_t edpt_hdl;

+      uint32_t xferred_byte;

+    }xfer_done;

+  };

+}usbd_task_event_t;

+

+STATIC_ASSERT(sizeof(usbd_task_event_t) <= 12, "size is not correct");

+

+OSAL_TASK_DEF(usbd_task, 150, TUSB_CFG_OS_TASK_PRIO);

+OSAL_QUEUE_DEF(usbd_queue_def, USBD_TASK_QUEUE_DEPTH, usbd_task_event_t);

+OSAL_SEM_DEF(usbd_control_xfer_semaphore_def);

+

+static osal_queue_handle_t usbd_queue_hdl;

+/*static*/ osal_semaphore_handle_t usbd_control_xfer_sem_hdl; // TODO may need to change to static with wrapper function

+

+tusb_error_t usbd_control_request_subtask(uint8_t coreid, tusb_control_request_t const * const p_request)

+{

+  OSAL_SUBTASK_BEGIN

+

+  tusb_error_t error = TUSB_ERROR_NONE;

+

+  //------------- Standard Control such as those in enumeration -------------//

+  if( TUSB_REQUEST_RECIPIENT_DEVICE == p_request->bmRequestType_bit.recipient &&

+      TUSB_REQUEST_TYPE_STANDARD    == p_request->bmRequestType_bit.type )

+  {

+    if ( TUSB_REQUEST_GET_DESCRIPTOR == p_request->bRequest )

+    {

+      uint8_t* p_buffer = NULL;

+      uint16_t length = 0;

+

+      error = get_descriptor(coreid, p_request, &p_buffer, &length);

+

+      if ( TUSB_ERROR_NONE == error )

+      {

+        dcd_pipe_control_xfer(coreid, p_request->bmRequestType_bit.direction, p_buffer, length, false);

+      }

+    }

+    else if ( TUSB_REQUEST_SET_ADDRESS == p_request->bRequest )

+    {

+      dcd_controller_set_address(coreid, (uint8_t) p_request->wValue);

+      usbd_devices[coreid].state = TUSB_DEVICE_STATE_ADDRESSED;

+    }

+    else if ( TUSB_REQUEST_SET_CONFIGURATION == p_request->bRequest )

+    {

+      usbd_set_configure_received(coreid, (uint8_t) p_request->wValue);

+    }else

+    {

+      error = TUSB_ERROR_DCD_CONTROL_REQUEST_NOT_SUPPORT;

+    }

+  }

+

+  //------------- Class/Interface Specific Request -------------//

+  else if ( TUSB_REQUEST_RECIPIENT_INTERFACE == p_request->bmRequestType_bit.recipient)

+  {

+    OSAL_VAR tusb_std_class_code_t class_code;

+

+    class_code = usbd_devices[coreid].interface2class[ u16_low_u8(p_request->wIndex) ];

+

+    if ( (TUSB_CLASS_AUDIO <= class_code) && (class_code <= TUSB_CLASS_AUDIO_VIDEO) &&

+         usbd_class_drivers[class_code].control_request_subtask )

+    {

+      OSAL_SUBTASK_INVOKED_AND_WAIT( usbd_class_drivers[class_code].control_request_subtask(coreid, p_request), error );

+    }else

+    {

+      error = TUSB_ERROR_DCD_CONTROL_REQUEST_NOT_SUPPORT;

+    }

+  }

+

+  //------------- Endpoint Request -------------//

+  else if ( TUSB_REQUEST_RECIPIENT_ENDPOINT == p_request->bmRequestType_bit.recipient &&

+            TUSB_REQUEST_TYPE_STANDARD      == p_request->bmRequestType_bit.type &&

+            TUSB_REQUEST_CLEAR_FEATURE      == p_request->bRequest )

+  {

+    dcd_pipe_clear_stall(coreid, u16_low_u8(p_request->wIndex) );

+  } else

+  {

+    error = TUSB_ERROR_DCD_CONTROL_REQUEST_NOT_SUPPORT;

+  }

+

+  if(TUSB_ERROR_NONE != error)

+  { // Response with Protocol Stall if request is not supported

+    dcd_pipe_control_stall(coreid);

+    //    ASSERT(error == TUSB_ERROR_NONE, VOID_RETURN);

+  }else if (p_request->wLength == 0)

+  {

+    dcd_pipe_control_xfer(coreid, p_request->bmRequestType_bit.direction, NULL, 0, false); // zero length for non-data

+  }

+

+  OSAL_SUBTASK_END

+}

+

+// To enable the TASK_ASSERT style (quick return on false condition) in a real RTOS, a task must act as a wrapper

+// and is used mainly to call subtasks. Within a subtask return statement can be called freely, the task with

+// forever loop cannot have any return at all.

+OSAL_TASK_FUNCTION(usbd_task) (void* p_task_para)

+{

+  OSAL_TASK_LOOP_BEGIN

+

+  OSAL_VAR usbd_task_event_t event;

+  tusb_error_t error = TUSB_ERROR_NONE;

+

+  osal_queue_receive(usbd_queue_hdl, &event, OSAL_TIMEOUT_WAIT_FOREVER, &error);

+  SUBTASK_ASSERT_STATUS(error);

+

+  if ( USBD_EVENTID_SETUP_RECEIVED == event.event_id )

+  {

+    OSAL_SUBTASK_INVOKED_AND_WAIT( usbd_control_request_subtask(event.coreid, &event.setup_received), error );

+  }else

+  {

+    uint8_t class_index;

+    class_index = std_class_code_to_index( event.xfer_done.edpt_hdl.class_code );

+

+    if (usbd_class_drivers[class_index].xfer_cb)

+    {

+      usbd_class_drivers[class_index].xfer_cb( event.xfer_done.edpt_hdl, event.sub_event_id, event.xfer_done.xferred_byte);

+    }else

+    {

+      hal_debugger_breakpoint(); // something wrong, no one claims the isr's source

+    }

+  }

+

+  OSAL_TASK_LOOP_END

+}

+

+tusb_error_t usbd_init (void)

+{

+  ASSERT_STATUS ( dcd_init() );

+

+  //------------- Task init -------------//

+  usbd_queue_hdl = osal_queue_create( OSAL_QUEUE_REF(usbd_queue_def) );

+  ASSERT_PTR(usbd_queue_hdl, TUSB_ERROR_OSAL_QUEUE_FAILED);

+

+  usbd_control_xfer_sem_hdl = osal_semaphore_create( OSAL_SEM_REF(usbd_control_xfer_semaphore_def) );

+  ASSERT_PTR(usbd_queue_hdl, TUSB_ERROR_OSAL_SEMAPHORE_FAILED);

+

+  ASSERT_STATUS( osal_task_create( OSAL_TASK_REF(usbd_task) ));

+

+  //------------- class init -------------//

+  for (tusb_std_class_code_t class_code = TUSB_CLASS_AUDIO; class_code <= TUSB_CLASS_AUDIO_VIDEO; class_code++)

+  {

+    if ( usbd_class_drivers[class_code].init )

+    {

+      usbd_class_drivers[class_code].init();

+    }

+  }

+

+  return TUSB_ERROR_NONE;

+}

+

+//--------------------------------------------------------------------+

+// CONTROL REQUEST

+//--------------------------------------------------------------------+

+// TODO Host (windows) can get HID report descriptor before set configured

+// need to open interface before set configured

+static tusb_error_t usbd_set_configure_received(uint8_t coreid, uint8_t config_number)

+{

+  dcd_controller_set_configuration(coreid);

+  usbd_devices[coreid].state = TUSB_DEVICE_STATE_CONFIGURED;

+

+  //------------- parse configuration & open drivers -------------//

+  uint8_t* p_desc_configure = (uint8_t*) &app_tusb_desc_configuration;

+  uint8_t* p_desc = p_desc_configure + sizeof(tusb_descriptor_configuration_t);

+

+  while( p_desc < p_desc_configure + ((tusb_descriptor_configuration_t*)p_desc_configure)->wTotalLength )

+  {

+    if ( TUSB_DESC_TYPE_INTERFACE_ASSOCIATION == p_desc[DESCRIPTOR_OFFSET_TYPE])

+    {

+      p_desc += p_desc[DESCRIPTOR_OFFSET_LENGTH]; // ignore IAD

+    }else

+    {

+      ASSERT( TUSB_DESC_TYPE_INTERFACE == p_desc[DESCRIPTOR_OFFSET_TYPE], TUSB_ERROR_NOT_SUPPORTED_YET );

+

+      uint8_t class_index;

+      tusb_descriptor_interface_t* p_desc_interface = (tusb_descriptor_interface_t*) p_desc;

+

+      class_index = p_desc_interface->bInterfaceClass;

+

+      ASSERT( class_index != 0 && usbd_class_drivers[class_index].open != NULL, TUSB_ERROR_NOT_SUPPORTED_YET );

+      ASSERT( 0 == usbd_devices[coreid].interface2class[p_desc_interface->bInterfaceNumber], TUSB_ERROR_FAILED); // duplicate interface number TODO alternate setting

+

+      usbd_devices[coreid].interface2class[p_desc_interface->bInterfaceNumber] = class_index;

+

+      uint16_t length=0;

+      ASSERT_STATUS( usbd_class_drivers[class_index].open( coreid, p_desc_interface, &length ) );

+

+      ASSERT( length >= sizeof(tusb_descriptor_interface_t), TUSB_ERROR_FAILED );

+      p_desc += length;

+    }

+  }

+

+  return TUSB_ERROR_NONE;

+}

+

+static tusb_error_t get_descriptor(uint8_t coreid, tusb_control_request_t const * const p_request, uint8_t ** pp_buffer, uint16_t * p_length)

+{

+  tusb_std_descriptor_type_t const desc_type = u16_high_u8(p_request->wValue);

+  uint8_t const desc_index = u16_low_u8( p_request->wValue );

+

+  if ( TUSB_DESC_TYPE_DEVICE == desc_type )

+  {

+    (*pp_buffer) = (uint8_t *) &app_tusb_desc_device;

+    (*p_length)  = sizeof(tusb_descriptor_device_t);

+  }

+  else if ( TUSB_DESC_TYPE_CONFIGURATION == desc_type )

+  {

+    (*pp_buffer) = (uint8_t *) &app_tusb_desc_configuration;

+    (*p_length)  = sizeof(app_tusb_desc_configuration);

+  }

+  else if ( TUSB_DESC_TYPE_STRING == desc_type )

+  {

+    if ( ! (desc_index < TUSB_CFG_DEVICE_STRING_DESCRIPTOR_COUNT) ) return TUSB_ERROR_DCD_CONTROL_REQUEST_NOT_SUPPORT;

+

+    (*pp_buffer) = (uint8_t *) desc_str_table[desc_index];

+    (*p_length)  = **pp_buffer;

+  }else

+  {

+    return TUSB_ERROR_DCD_CONTROL_REQUEST_NOT_SUPPORT;

+  }

+

+  (*p_length) = min16_of(p_request->wLength, (*p_length) ); // cannot return more than hosts requires

+

+  return TUSB_ERROR_NONE;

+}

+//--------------------------------------------------------------------+

+// USBD-CLASS API

+//--------------------------------------------------------------------+

+

+//--------------------------------------------------------------------+

+// USBD-DCD Callback API

+//--------------------------------------------------------------------+

+void usbd_dcd_bus_event_isr(uint8_t coreid, usbd_bus_event_type_t bus_event)

+{

+  switch(bus_event)

+  {

+    case USBD_BUS_EVENT_RESET     :

+    case USBD_BUS_EVENT_UNPLUGGED :

+      memclr_(&usbd_devices[coreid], sizeof(usbd_device_info_t));

+      for (tusb_std_class_code_t class_code = TUSB_CLASS_AUDIO; class_code <= TUSB_CLASS_AUDIO_VIDEO; class_code++)

+      {

+        if ( usbd_class_drivers[class_code].close ) usbd_class_drivers[class_code].close( coreid );

+      }

+    break;

+

+    case USBD_BUS_EVENT_SUSPENDED:

+      usbd_devices[coreid].state = TUSB_DEVICE_STATE_SUSPENDED;

+    break;

+

+    default: break;

+  }

+}

+

+void usbd_setup_received_isr(uint8_t coreid, tusb_control_request_t * p_request)

+{

+  usbd_task_event_t task_event =

+  {

+      .coreid          = coreid,

+      .event_id        = USBD_EVENTID_SETUP_RECEIVED,

+  };

+

+  task_event.setup_received  = (*p_request);

+  osal_queue_send(usbd_queue_hdl, &task_event);

+}

+

+void usbd_xfer_isr(endpoint_handle_t edpt_hdl, tusb_event_t event, uint32_t xferred_bytes)

+{

+  if (edpt_hdl.class_code == 0 ) // Control Transfer

+  {

+    osal_semaphore_post( usbd_control_xfer_sem_hdl );

+  }else

+  {

+    usbd_task_event_t task_event =

+    {

+        .coreid       = edpt_hdl.coreid,

+        .event_id     = USBD_EVENTID_XFER_DONE,

+        .sub_event_id = event

+    };

+

+    task_event.xfer_done.xferred_byte = xferred_bytes;

+    task_event.xfer_done.edpt_hdl     = edpt_hdl;

+

+    osal_queue_send(usbd_queue_hdl, &task_event);

+  }

+}

+

+//--------------------------------------------------------------------+

+// HELPER

+//--------------------------------------------------------------------+

+

+#endif