diff options
Diffstat (limited to 'LUFA/Drivers/USB/Class/Host/CDC.c')
| -rw-r--r-- | LUFA/Drivers/USB/Class/Host/CDC.c | 33 |
1 files changed, 28 insertions, 5 deletions
diff --git a/LUFA/Drivers/USB/Class/Host/CDC.c b/LUFA/Drivers/USB/Class/Host/CDC.c index e0e15e145..2985b248e 100644 --- a/LUFA/Drivers/USB/Class/Host/CDC.c +++ b/LUFA/Drivers/USB/Class/Host/CDC.c @@ -34,12 +34,10 @@ #define INCLUDE_FROM_CDC_CLASS_HOST_C
#include "CDC.h"
-#warning The CDC Host mode Class driver is currently incomplete and is for preview purposes only.
-
uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint16_t ConfigDescriptorSize,
uint8_t* ConfigDescriptorData)
{
- uint8_t FoundEndpoints = 0;
+ uint8_t FoundEndpoints = 0;
memset(&CDCInterfaceInfo->State, 0x00, sizeof(CDCInterfaceInfo->State));
@@ -198,7 +196,32 @@ static uint8_t DComp_CDC_Host_NextInterfaceCDCDataEndpoint(void* CurrentDescript void CDC_Host_USBTask(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo)
{
- EVENT_CDC_Host_ControLineStateChanged(CDCInterfaceInfo);
+ if ((USB_HostState != HOST_STATE_Configured) || !(CDCInterfaceInfo->State.Active))
+ return;
+
+ Pipe_SelectPipe(CDCInterfaceInfo->Config.NotificationPipeNumber);
+ Pipe_Unfreeze();
+
+ if (Pipe_IsINReceived())
+ {
+ USB_Request_Header_t Notification;
+ Pipe_Read_Stream_LE(&Notification, sizeof(Notification), NO_STREAM_CALLBACK);
+
+ if ((Notification.bRequest == NOTIF_SerialState) &&
+ (Notification.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE)))
+ {
+ Pipe_Read_Stream_LE(&CDCInterfaceInfo->State.ControlLineStates.DeviceToHost,
+ sizeof(CDCInterfaceInfo->State.ControlLineStates.DeviceToHost),
+ NO_STREAM_CALLBACK);
+
+ }
+
+ Pipe_ClearIN();
+
+ EVENT_CDC_Host_ControLineStateChanged(CDCInterfaceInfo);
+ }
+
+ Pipe_Freeze();
}
uint8_t CDC_Host_SetLineEncoding(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo)
@@ -206,7 +229,7 @@ uint8_t CDC_Host_SetLineEncoding(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo) USB_ControlRequest = (USB_Request_Header_t)
{
.bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE),
- .bRequest = REQ_SetControlLineState,
+ .bRequest = REQ_SetLineEncoding,
.wValue = 0,
.wIndex = CDCInterfaceInfo->State.ControlInterfaceNumber,
.wLength = sizeof(CDCInterfaceInfo->State.LineEncoding),
|