[host lpc43xx] adding support for host custom class

refractor usbh class driver indexing opt out periodic list code in EHCI (need to refractor/group later) [device lpc176x] rename dcd_endpoint_configure to dcd_pipe_open add usbd_pipe_open to manage pipe
2013-06-21 13:11:16 +07:00
parent 743e5a7a93
commit 3924764dff
14 changed files with 303 additions and 66 deletions
--- a/tinyusb/class/custom_class_host.c
+++ b/tinyusb/class/custom_class_host.c
@@ -0,0 +1,115 @@
+/**************************************************************************/
+/*!
+    @file     custom_class_host.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_HOST_SUPPORTED && TUSB_CFG_HOST_CUSTOM_CLASS)
+
+#define _TINY_USB_SOURCE_FILE_
+
+//--------------------------------------------------------------------+
+// INCLUDE
+//--------------------------------------------------------------------+
+#include "common/common.h"
+#include "custom_class.h"
+
+//--------------------------------------------------------------------+
+// MACRO CONSTANT TYPEDEF
+//--------------------------------------------------------------------+
+
+//--------------------------------------------------------------------+
+// INTERNAL OBJECT & FUNCTION DECLARATION
+//--------------------------------------------------------------------+
+custom_interface_info_t custom_interface[TUSB_CFG_HOST_DEVICE_MAX];
+//--------------------------------------------------------------------+
+// IMPLEMENTATION
+//--------------------------------------------------------------------+
+void cush_init(void)
+{
+  memclr_(&custom_interface, sizeof(custom_interface_info_t) * TUSB_CFG_HOST_DEVICE_MAX);
+}
+
+tusb_error_t cush_open_subtask(uint8_t dev_addr, tusb_descriptor_interface_t const *p_interface_desc, uint16_t *p_length)
+{
+  // FIXME quick hack to test lpc1k custom class with 2 bulk endpoints
+  uint8_t const *p_desc = (uint8_t const *) p_interface_desc;
+
+  //------------- 1st Bulk Endpiont Descriptor -------------//
+  for(uint32_t i=0; i<2; i++)
+  {
+    p_desc += p_desc[DESCRIPTOR_OFFSET_LENGTH];
+    tusb_descriptor_endpoint_t const *p_endpoint = (tusb_descriptor_endpoint_t const *) p_desc;
+    ASSERT_INT(TUSB_DESC_TYPE_ENDPOINT, p_endpoint->bDescriptorType, TUSB_ERROR_INVALID_PARA);
+
+    pipe_handle_t * pipe_hdl =  ( p_endpoint->bEndpointAddress &  TUSB_DIR_DEV_TO_HOST_MASK ) ?
+                         &custom_interface[dev_addr-1].pipe_in : &custom_interface[dev_addr-1].pipe_out;
+    *pipe_hdl = hcd_pipe_open(dev_addr, p_endpoint, TUSB_CLASS_VENDOR_SPECIFIC);
+    ASSERT ( pipehandle_is_valid(*pipe_hdl), TUSB_ERROR_HCD_OPEN_PIPE_FAILED );
+  }
+
+  (*p_length) = sizeof(tusb_descriptor_interface_t) + 2*sizeof(tusb_descriptor_endpoint_t);
+  return TUSB_ERROR_NONE;
+}
+
+void cush_isr(pipe_handle_t pipe_hdl, tusb_event_t event)
+{
+
+}
+
+void cush_close(uint8_t dev_addr)
+{
+  tusb_error_t err1, err2;
+  custom_interface_info_t * p_interface = &custom_interface[dev_addr-1];
+
+  // TODO re-consider to check pipe valid before calling pipe_close
+  if( pipehandle_is_valid( p_interface->pipe_in ) )
+  {
+    err1 = hcd_pipe_close( p_interface->pipe_in );
+  }
+
+  if ( pipehandle_is_valid( p_interface->pipe_out ) )
+  {
+    err2 = hcd_pipe_close( p_interface->pipe_out );
+  }
+
+  memclr_(p_interface, sizeof(custom_interface_info_t));
+
+  ASSERT(err1 == TUSB_ERROR_NONE && err2 == TUSB_ERROR_NONE, (void) 0 );
+}
+
+#endif