// Device request parser
void SetupCommand(void)
{
void *dscr_ptr;
switch(SETUPDAT[1])
{
case SC_GET_DESCRIPTOR: // *** Get Descriptor
if(TRUE)//DR_GetDescriptor())
switch(SETUPDAT[3])
{
case GD_DEVICE: // Device
SUDPTRH = MSB(pDeviceDscr);
SUDPTRL = LSB(pDeviceDscr);
break;
case GD_DEVICE_QUALIFIER: // Device Qualifier
// only retuen a device qualifier if this is a high speed
// capable chip.
if (HighSpeedCapable())
{
SUDPTRH = MSB(pDeviceQualDscr);
SUDPTRL = LSB(pDeviceQualDscr);
}
else
{
EZUSB_STALL_EP0();
}
break;
case GD_CONFIGURATION: // Configuration
SUDPTRH = MSB(pConfigDscr);
SUDPTRL = LSB(pConfigDscr);
break;
case GD_OTHER_SPEED_CONFIGURATION: // Other Speed Configuration
SUDPTRH = MSB(pOtherConfigDscr);
SUDPTRL = LSB(pOtherConfigDscr);
break;
case GD_STRING: // String
if(dscr_ptr = (void *)EZUSB_GetStringDscr(SETUPDAT[2]))
{
SUDPTRH = MSB(dscr_ptr);
SUDPTRL = LSB(dscr_ptr);
}
else
EZUSB_STALL_EP0(); // Stall End Point 0
break;
default: // Invalid request
EZUSB_STALL_EP0(); // Stall End Point 0
}
break;
case SC_GET_INTERFACE: // *** Get Interface
DR_GetInterface();
break;
case SC_SET_INTERFACE: // *** Set Interface
//DR_SetInterface();
break;
case SC_SET_CONFIGURATION: // *** Set Configuration
DR_SetConfiguration();
break;
case SC_GET_CONFIGURATION: // *** Get Configuration
DR_GetConfiguration();
break;
case SC_GET_STATUS: // *** Get Status
if(TRUE)//DR_GetStatus())
switch(SETUPDAT[0])
{
case GS_DEVICE: // Device
EP0BUF[0] = ((BYTE)Rwuen << 1) | (BYTE)Selfpwr;
EP0BUF[1] = 0;
EP0BCH = 0;
EP0BCL = 2;
break;
case GS_INTERFACE: // Interface
EP0BUF[0] = 0;
EP0BUF[1] = 0;
EP0BCH = 0;
EP0BCL = 2;
break;
case GS_ENDPOINT: // End Point
EP0BUF[0] = *(BYTE xdata *) epcs(SETUPDAT[4]) & bmEPSTALL;
EP0BUF[1] = 0;
EP0BCH = 0;
EP0BCL = 2;
break;
default: // Invalid Command
EZUSB_STALL_EP0(); // Stall End Point 0
}
break;
case SC_CLEAR_FEATURE: // *** Clear Feature
if(TRUE)//DR_ClearFeature())
switch(SETUPDAT[0])
{
case FT_DEVICE: // Device
if(SETUPDAT[2] == 1)
Rwuen = FALSE; // Disable Remote Wakeup
else
EZUSB_STALL_EP0(); // Stall End Point 0
break;
case FT_ENDPOINT: // End Point
if(SETUPDAT[2] == 0)
{
*(BYTE xdata *) epcs(SETUPDAT[4]) &= ~bmEPSTALL;
EZUSB_RESET_DATA_TOGGLE( SETUPDAT[4] );
}
else
EZUSB_STALL_EP0(); // Stall End Point 0
break;
}
break;
case SC_SET_FEATURE: // *** Set Feature
if(TRUE)//DR_SetFeature())
switch(SETUPDAT[0])
{
case FT_DEVICE: // Device
if(SETUPDAT[2] == 1)
Rwuen = TRUE; // Enable Remote Wakeup
else if(SETUPDAT[2] == 2)
// Set Feature Test Mode. The core handles this request. However, it is
// necessary for the firmware to complete the handshake phase of the
// control transfer before the chip will enter test mode. It is also
// necessary for FX2 to be physically disconnected (D+ and D-)
// from the host before it will enter test mode.
break;
else
EZUSB_STALL_EP0(); // Stall End Point 0
break;
case FT_ENDPOINT: // End Point
*(BYTE xdata *) epcs(SETUPDAT[4]) |= bmEPSTALL;
break;
default:
EZUSB_STALL_EP0(); // Stall End Point 0
}
break;
default: // *** Invalid Command
if(DR_VendorCmnd())
EZUSB_STALL_EP0(); // Stall End Point 0
}
// Acknowledge handshake phase of device request
EP0CS |= bmHSNAK;
}
// Device request parser
void SetupCommand(void)
{
void *dscr_ptr;
switch(SETUPDAT[1])
{
case GET_CUR:
case GET_MIN:
case GET_MAX:
SUDPTRCTL = 0x01;
for (i=0;i<26;i++)
EP0BUF[i] = valuesArray[i];
EP0BCH = 0x00;
SYNCDELAY;
EP0BCL = 26;
break;
case SET_LINE_CODING:
EUSB = 0 ;
SUDPTRCTL = 0x01;
EP0BCL = 0x00;
SUDPTRCTL = 0x00;
EUSB = 1;
while (EP0BCL != 7);
SYNCDELAY;
for (i=0;i<7;i++)
LineCode[i] = EP0BUF[i];
break;
case GET_LINE_CODING:
SUDPTRCTL = 0x01;
for (i=0;i<7;i++)
EP0BUF[i] = LineCode[i];
EP0BCH = 0x00;
SYNCDELAY;
EP0BCL = 7;
SYNCDELAY;
while (EP0CS & 0x02);
SUDPTRCTL = 0x00;
break;
case SET_CONTROL_STATE:
break;
case SC_GET_DESCRIPTOR:
// *** Get Descriptor
SUDPTRCTL = 0x01;
if(DR_GetDescriptor())
switch(SETUPDAT[3])
{
case GD_DEVICE: // Device
SUDPTRH = MSB(pDeviceDscr);
SUDPTRL = LSB(pDeviceDscr);
break;
case GD_DEVICE_QUALIFIER: // Device Qualifier
SUDPTRH = MSB(pDeviceQualDscr);
SUDPTRL = LSB(pDeviceQualDscr);
break;
case GD_CONFIGURATION: // Configuration
SUDPTRH = MSB(pConfigDscr);
SUDPTRL = LSB(pConfigDscr);
break;
case GD_OTHER_SPEED_CONFIGURATION: // Other Speed Configuration
// fx2bug - need to support multi other configs
SUDPTRH = MSB(pOtherConfigDscr);
SUDPTRL = LSB(pOtherConfigDscr);
break;
case GD_STRING: // String
if(dscr_ptr = (void *)EZUSB_GetStringDscr(SETUPDAT[2]))
{
SUDPTRH = MSB(dscr_ptr);
SUDPTRL = LSB(dscr_ptr);
}
else
EZUSB_STALL_EP0(); // Stall End Point 0
break;
default: // Invalid request
EZUSB_STALL_EP0(); // Stall End Point 0
}
break;
case SC_GET_INTERFACE: // *** Get Interface
DR_GetInterface();
break;
case SC_SET_INTERFACE: // *** Set Interface
DR_SetInterface();
break;
case SC_SET_CONFIGURATION: // *** Set Configuration
DR_SetConfiguration();
break;
case SC_GET_CONFIGURATION: // *** Get Configuration
DR_GetConfiguration();
break;
case SC_GET_STATUS: // *** Get Status
if(DR_GetStatus())
switch(SETUPDAT[0])
{
case GS_DEVICE: // Device
EP0BUF[0] = ((BYTE)Rwuen << 1) | (BYTE)Selfpwr;
EP0BUF[1] = 0;
EP0BCH = 0;
EP0BCL = 2;
break;
case GS_INTERFACE: // Interface
EP0BUF[0] = 0;
EP0BUF[1] = 0;
EP0BCH = 0;
EP0BCL = 2;
break;
case GS_ENDPOINT: // End Point
// fx2bug EP0BUF[0] = EPIO[EPID(SETUPDAT[4])].cntrl & bmEPSTALL;
EP0BUF[1] = 0;
EP0BCH = 0;
EP0BCL = 2;
break;
default: // Invalid Command
EZUSB_STALL_EP0(); // Stall End Point 0
}
break;
case SC_CLEAR_FEATURE: // *** Clear Feature
if (SETUPDAT[0]== 0x21)
{
EP0BCH = 0;
EP0BCL = 26;
SYNCDELAY;
while(EP0CS & bmEPBUSY);
while (EP0BCL != 26);
valuesArray[2] = EP0BUF[2]; // formate
valuesArray[3] = EP0BUF[3]; // frame
// fps
valuesArray[4] = fps[EP0BUF[2]-1][0];
valuesArray[5] = fps[EP0BUF[2]-1][1];
valuesArray[6] = fps[EP0BUF[2]-1][2];
valuesArray[7] = fps[EP0BUF[2]-1][3];
valuesArray[18] = frameSize[EP0BUF[3]-1][0];
valuesArray[19] = frameSize[EP0BUF[3]-1][1];
valuesArray[20] = frameSize[EP0BUF[3]-1][2];
valuesArray[21] = frameSize[EP0BUF[3]-1][3];
EP0BCH = 0; // ACK
EP0BCL = 0; // ACK
}
else
if(DR_ClearFeature())
switch(SETUPDAT[0])
{
case FT_DEVICE: // Device
if(SETUPDAT[2] == 1)
Rwuen = FALSE; // Disable Remote Wakeup
else
EZUSB_STALL_EP0(); // Stall End Point 0
break;
case FT_ENDPOINT: // End Point
if(SETUPDAT[2] == 0)
{
// fx2bug EZUSB_UNSTALL_EP( EPID(SETUPDAT[4]) );
// fx2bug EZUSB_RESET_DATA_TOGGLE( SETUPDAT[4] );
}
else
EZUSB_STALL_EP0(); // Stall End Point 0
break;
}
break;
case SC_SET_FEATURE: // *** Set Feature
if(DR_SetFeature())
switch(SETUPDAT[0])
{
case FT_DEVICE: // Device
if(SETUPDAT[2] == 1)
Rwuen = TRUE; // Enable Remote Wakeup
else
EZUSB_STALL_EP0(); // Stall End Point 0
break;
case FT_ENDPOINT: // End Point
// fx2bug if(SETUPDAT[2] == 0)
// fx2bug EZUSB_STALL_EP( EPID(SETUPDAT[4]) );
// fx2bug else
EZUSB_STALL_EP0(); // Stall End Point 0
break;
}
break;
default: // *** Invalid Command
if(DR_VendorCmnd())
EZUSB_STALL_EP0(); // Stall End Point 0
}
// Acknowledge handshake phase of device request
// Required for rev C does not effect rev B
// TGE fx2bug EP0CS |= bmBIT1;
EP0CS |= bmHSNAK;
}
