Diff: LPC4088-USBHost/USBHost/BaseUsbHostUvc.cpp

Revision:

0:11152e69fc05

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/LPC4088-USBHost/USBHost/BaseUsbHostUvc.cpp	Tue Apr 22 10:54:52 2014 +0000
@@ -0,0 +1,75 @@
+// BaseUsbHostUvc.cpp 2014/4/21
+#include "USBHost.h"
+//#define DEBUG
+#include "BaseUsbHostDebug.h"
+//#define TEST
+#include "BaseUsbHostTest.h"
+
+void BaseUvc::poll(int millisec)
+{
+    HCITD* itd = m_isoEp->isochronousReveive(millisec);
+    if (itd) {
+        uint8_t cc = itd->ConditionCode();
+        report_cc_count[cc]++;
+        if (cc == 0) {
+            uint16_t frame = itd->StartingFrame();
+            int fc = itd->FrameCount();
+            uint8_t* buf = const_cast<uint8_t*>(itd->buf); 
+            int mps = m_isoEp->m_PacketSize;
+            for(int i = 0; i < fc; i++) {
+                uint16_t psw = itd->OffsetPSW[i];
+                cc = psw>>12;
+                if (cc == 0 || cc == 9) {
+                    int len = psw & 0x7ff;
+                    onResult(frame, buf, len);
+               }
+               report_ps_cc_count[cc]++;
+               buf += mps;
+               frame++;
+            }
+        }
+        delete itd;
+    }
+}
+
+USB_TYPE BaseUvc::Control(int req, int cs, int index, uint8_t* buf, int size)
+{
+    TEST_ASSERT(m_ctlEp);
+    if (m_ctlEp == NULL) {
+        return USB_TYPE_ERROR;
+    }
+    USB_TYPE rc;
+    if (req == SET_CUR) {    
+        rc = m_ctlEp->controlSend(
+                    USB_HOST_TO_DEVICE | USB_REQUEST_TYPE_CLASS | USB_RECIPIENT_INTERFACE, 
+                    req, cs<<8, index, buf, size);
+        return rc;
+    }
+    rc = m_ctlEp->controlReceive(
+                USB_DEVICE_TO_HOST | USB_REQUEST_TYPE_CLASS | USB_RECIPIENT_INTERFACE, 
+                req, cs<<8, index, buf, size);
+    return rc;
+}
+
+void BaseUvc::onResult(uint16_t frame, uint8_t* buf, int len)
+{
+  if(m_pCbItem && m_pCbMeth)
+    (m_pCbItem->*m_pCbMeth)(frame, buf, len);
+  else if(m_pCb)
+    m_pCb(frame, buf, len);
+}
+
+void BaseUvc::setOnResult( void (*pMethod)(uint16_t, uint8_t*, int) )
+{
+    m_pCb = pMethod;
+    m_pCbItem = NULL;
+    m_pCbMeth = NULL;
+}
+    
+void BaseUvc::clearOnResult()
+{
+    m_pCb = NULL;
+    m_pCbItem = NULL;
+    m_pCbMeth = NULL;
+}
+