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| author | Dean Camera <dean@fourwalledcubicle.com> | 2011-07-15 08:10:51 +0000 |
|---|---|---|
| committer | Dean Camera <dean@fourwalledcubicle.com> | 2011-07-15 08:10:51 +0000 |
| commit | f07e766755b2489c76f0f353b7fe2d4a11300e61 (patch) | |
| tree | 95f6050361cbfa3ecdca0d5926f7c8201b98ca64 /LUFA/Drivers/USB/Core/XMEGA/USBInterrupt_XMEGA.c | |
| parent | ffa8b430c1886b696e1e94039e6a9343b5b81dbd (diff) | |
| download | lufa-f07e766755b2489c76f0f353b7fe2d4a11300e61.tar.gz lufa-f07e766755b2489c76f0f353b7fe2d4a11300e61.tar.bz2 lufa-f07e766755b2489c76f0f353b7fe2d4a11300e61.zip | |
Complete USB XMEGA interrupt control subsystem code in the core USB driver.
Automatically load in the USB calibration bytes from the User Signature Row on start-up.
Create internal SRAM variable for the endpoint control and status register table, used by the XMEGA USB controller hardware.
Diffstat (limited to 'LUFA/Drivers/USB/Core/XMEGA/USBInterrupt_XMEGA.c')
| -rw-r--r-- | LUFA/Drivers/USB/Core/XMEGA/USBInterrupt_XMEGA.c | 61 |
1 files changed, 58 insertions, 3 deletions
diff --git a/LUFA/Drivers/USB/Core/XMEGA/USBInterrupt_XMEGA.c b/LUFA/Drivers/USB/Core/XMEGA/USBInterrupt_XMEGA.c index cb8062256..b52a716d6 100644 --- a/LUFA/Drivers/USB/Core/XMEGA/USBInterrupt_XMEGA.c +++ b/LUFA/Drivers/USB/Core/XMEGA/USBInterrupt_XMEGA.c @@ -33,13 +33,68 @@ void USB_INT_DisableAllInterrupts(void)
{
- // TODO
+ USB.INTCTRLA = 0;
+ USB.INTCTRLB = 0;
}
void USB_INT_ClearAllInterrupts(void)
{
- // TODO
+ USB.INTFLAGSACLR = 0xFF;
+ USB.INTFLAGSBCLR = 0xFF;
}
-// TODO: USB ISR
+ISR(USB_BUSEVENT_vect)
+{
+ #if !defined(NO_SOF_EVENTS)
+ if (USB_INT_HasOccurred(USB_INT_SOFI) && USB_INT_IsEnabled(USB_INT_SOFI))
+ {
+ USB_INT_Clear(USB_INT_SOFI);
+
+ EVENT_USB_Device_StartOfFrame();
+ }
+ #endif
+
+ if (USB_INT_HasOccurred(USB_INT_BUSEVENTI_Suspend))
+ {
+ USB_INT_Clear(USB_INT_BUSEVENTI_Suspend);
+
+ #if !defined(NO_LIMITED_CONTROLLER_CONNECT)
+ USB_DeviceState = DEVICE_STATE_Unattached;
+ EVENT_USB_Device_Disconnect();
+ #else
+ USB_DeviceState = DEVICE_STATE_Suspended;
+ EVENT_USB_Device_Suspend();
+ #endif
+ }
+
+ if (USB_INT_HasOccurred(USB_INT_BUSEVENTI_Resume))
+ {
+ USB_INT_Clear(USB_INT_BUSEVENTI_Resume);
+
+ if (USB_Device_ConfigurationNumber)
+ USB_DeviceState = DEVICE_STATE_Configured;
+ else
+ USB_DeviceState = (USB_Device_IsAddressSet()) ? DEVICE_STATE_Configured : DEVICE_STATE_Powered;
+
+ #if !defined(NO_LIMITED_CONTROLLER_CONNECT)
+ EVENT_USB_Device_Connect();
+ #else
+ EVENT_USB_Device_WakeUp();
+ #endif
+ }
+
+ if (USB_INT_HasOccurred(USB_INT_BUSEVENTI_Reset))
+ {
+ USB_INT_Clear(USB_INT_BUSEVENTI_Reset);
+
+ USB_DeviceState = DEVICE_STATE_Default;
+ USB_Device_ConfigurationNumber = 0;
+
+ Endpoint_ConfigureEndpoint(ENDPOINT_CONTROLEP, EP_TYPE_CONTROL,
+ ENDPOINT_DIR_OUT, USB_Device_ControlEndpointSize,
+ ENDPOINT_BANK_SINGLE);
+
+ EVENT_USB_Device_Reset();
+ }
+}
|