Add SAMD21 and SAMD51 support for CircuitPython.

The ProtoThreads style subtasks were removed because it led to
extremely unclear control flow. RTOSes can be used if threading is
needed.

Also added some additional functionality to MSC to support dynamic
LUNs and read-only LUNs.

1 files changed, 3 insertions, 6 deletions

diff --git a/src/class/hid/hid_device.c b/src/class/hid/hid_device.c
index d8696f137..3e74950e6 100644
--- a/src/class/hid/hid_device.c
+++ b/src/class/hid/hid_device.c
@@ -407,8 +407,6 @@ tusb_error_t hidd_control_request_st(uint8_t rhport, tusb_control_request_t cons
   hidd_interface_t* p_hid = get_interface_by_itfnum( (uint8_t) p_request->wIndex );

   TU_ASSERT(p_hid, TUSB_ERROR_FAILED);

 

-  OSAL_SUBTASK_BEGIN

-

   //------------- STD Request -------------//

   if (p_request->bmRequestType_bit.type == TUSB_REQ_TYPE_STANDARD)

   {

@@ -419,7 +417,7 @@ tusb_error_t hidd_control_request_st(uint8_t rhport, tusb_control_request_t cons
     if (p_request->bRequest == TUSB_REQ_GET_DESCRIPTOR && desc_type == HID_DESC_TYPE_REPORT)

     {

       // use device control buffer

-      STASK_ASSERT ( p_hid->desc_len <= CFG_TUD_CTRL_BUFSIZE );

+      TU_ASSERT ( p_hid->desc_len <= CFG_TUD_CTRL_BUFSIZE );

       memcpy(_usbd_ctrl_buf, p_hid->desc_report, p_hid->desc_len);

 

       usbd_control_xfer_st(rhport, p_request->bmRequestType_bit.direction, _usbd_ctrl_buf, p_hid->desc_len);

@@ -447,7 +445,7 @@ tusb_error_t hidd_control_request_st(uint8_t rhport, tusb_control_request_t cons
         xferlen = p_request->wLength;

       }

 

-      STASK_ASSERT( xferlen > 0 );

+      TU_ASSERT( xferlen > 0 );

       usbd_control_xfer_st(rhport, p_request->bmRequestType_bit.direction, p_hid->report_buf, xferlen);

     }

     else if ( HID_REQ_CONTROL_SET_REPORT == p_request->bRequest )

@@ -492,8 +490,7 @@ tusb_error_t hidd_control_request_st(uint8_t rhport, tusb_control_request_t cons
   {

     dcd_control_stall(rhport);

   }

-

-  OSAL_SUBTASK_END

+  return TUSB_ERROR_NONE;

 }

 

 tusb_error_t hidd_xfer_cb(uint8_t rhport, uint8_t edpt_addr, tusb_event_t event, uint32_t xferred_bytes)