void MSC_ActiveDMA(uint32_t u32Addr, uint32_t u32Len)
{
    /* Enable BUS interrupt */
    UBSD_ENABLE_BUS_INT(USBD_BUSINTEN_DMADONEIEN_Msk|USBD_BUSINTEN_SUSPENDIEN_Msk|USBD_BUSINTEN_RSTIEN_Msk|USBD_BUSINTEN_VBUSDETIEN_Msk);

    USBD_SET_DMA_ADDR(u32Addr);
    USBD_SET_DMA_LEN(u32Len);
    g_usbd_DmaDone = 0;
    USBD_ENABLE_DMA();
    while(g_u8MscStart) {
        if (g_usbd_DmaDone)
            break;

        if (!USBD_IS_ATTACHED())
            break;
    }
}
void MSC_ReceiveCBW(uint32_t u32Buf)
{
    uint32_t volatile i, receive_len;
    uint8_t *ptr = (uint8_t *)u32Buf;

    /* bulk out, dma write, epnum = 2 */
    USBD_SET_DMA_WRITE(BULK_OUT_EP_NUM);
    /* disable buffer */
    g_u8MscOutShortPacket = 1;
    USBD->EPBRSPCTL = USBD_EPRSPCTL_DISBUF_Msk;
    UBSD_ENABLE_EP_INT(EPB, USBD_EPINTEN_SHORTRXIEN_Msk);

    /* Enable BUS interrupt */
    UBSD_ENABLE_BUS_INT(USBD_BUSINTEN_DMADONEIEN_Msk|USBD_BUSINTEN_SUSPENDIEN_Msk|USBD_BUSINTEN_RSTIEN_Msk|USBD_BUSINTEN_VBUSDETIEN_Msk);

    USBD_SET_DMA_ADDR(u32Buf);
    USBD_SET_DMA_LEN(EPB_MAX_PKT_SIZE);

    g_usbd_DmaDone = 0;
    USBD_ENABLE_DMA();

    while(g_u8MscStart) {
        if (g_u8MscOutShortPacket == 0)
            break;

        if (!USBD_IS_ATTACHED())
            break;
    }

    /* get data from FIFO */
    receive_len = USBD->EPBDATCNT & 0xffff;
    if (receive_len == 31) {
        if (g_u8BulkState == BULK_OUT)
            g_u8BulkState = BULK_CBW;
    }

    for (i=0; i<receive_len; i++)
        *(ptr+i) = USBD->EPBDAT_BYTE;

    // reset DMA
    USBD->DMACTL = 0x80;
    USBD->DMACTL = 0x00;

    USBD->EPBRSPCTL = 0;
}
Exemple #3
0
/*---------------------------------------------------------------------------------------------------------*/
int32_t main (void)
{
	sysInitializeUART();
    sysprintf("\n");
    sysprintf("=========================\n");
    sysprintf("     NUC970 USB VCOM     \n");
    sysprintf("=========================\n");

	sysDisableCache();
	sysInvalidCache();
	sysSetMMUMappingMethod(MMU_DIRECT_MAPPING);
	sysEnableCache(CACHE_WRITE_BACK);

    sysInstallISR(HIGH_LEVEL_SENSITIVE|IRQ_LEVEL_1, USBD_IRQn, (PVOID)USBD_IRQHandler);
    /* enable CPSR I bit */
    sysSetLocalInterrupt(ENABLE_IRQ);

    USBD_Open(&gsInfo, VCOM_ClassRequest, NULL);

    /* Endpoint configuration */
    VCOM_Init();

	sysEnableInterrupt(USBD_IRQn);

    /* Start transaction */
    while(1) {
        if (USBD_IS_ATTACHED()) {
            USBD_Start();
            break;
        }
    }

    while(1) {
        VCOM_TransferData();
    }
}
/*--------------------------------------------------------------------------*/
void USBD_IRQHandler(void)
{
    uint32_t u32IntSts = USBD_GET_INT_FLAG();
    uint32_t u32State = USBD_GET_BUS_STATE();

//------------------------------------------------------------------
    if (u32IntSts & USBD_INTSTS_FLDET)
    {
        // Floating detect
        USBD_CLR_INT_FLAG(USBD_INTSTS_FLDET);

        if (USBD_IS_ATTACHED())
        {
            /* USB Plug In */
            USBD_ENABLE_USB();
        }
        else
        {
            /* USB Un-plug */
            USBD_DISABLE_USB();
        }
    }

//------------------------------------------------------------------
    if (u32IntSts & USBD_INTSTS_BUS)
    {
        /* Clear event flag */
        USBD_CLR_INT_FLAG(USBD_INTSTS_BUS);

        if (u32State & USBD_STATE_USBRST)
        {
            /* Bus reset */
            USBD_ENABLE_USB();
            USBD_SwReset();
        }
        if (u32State & USBD_STATE_SUSPEND)
        {
            /* Enable USB but disable PHY */
            USBD_DISABLE_PHY();
        }
        if (u32State & USBD_STATE_RESUME)
        {
            /* Enable USB and enable PHY */
            USBD_ENABLE_USB();
        }
    }

//------------------------------------------------------------------
    if(u32IntSts & USBD_INTSTS_WAKEUP)
    {
        /* Clear event flag */
        USBD_CLR_INT_FLAG(USBD_INTSTS_WAKEUP);
    }

    if (u32IntSts & USBD_INTSTS_USB)
    {
        // USB event
        if (u32IntSts & USBD_INTSTS_SETUP)
        {
            // Setup packet
            /* Clear event flag */
            USBD_CLR_INT_FLAG(USBD_INTSTS_SETUP);

            /* Clear the data IN/OUT ready flag of control end-points */
            USBD_STOP_TRANSACTION(EP0);
            USBD_STOP_TRANSACTION(EP1);

            USBD_ProcessSetupPacket();
        }

        // EP events
        if (u32IntSts & USBD_INTSTS_EP0)
        {
            /* Clear event flag */
            USBD_CLR_INT_FLAG(USBD_INTSTS_EP0);

            // control IN
            USBD_CtrlIn();
        }

        if (u32IntSts & USBD_INTSTS_EP1)
        {
            /* Clear event flag */
            USBD_CLR_INT_FLAG(USBD_INTSTS_EP1);

            // control OUT
            USBD_CtrlOut();
        }

        if (u32IntSts & USBD_INTSTS_EP2)
        {
            /* Clear event flag */
            USBD_CLR_INT_FLAG(USBD_INTSTS_EP2);
        }

        if (u32IntSts & USBD_INTSTS_EP3)
        {
            /* Clear event flag */
            USBD_CLR_INT_FLAG(USBD_INTSTS_EP3);
            // Bulk Out -> receive printer data
            PTR_Data_Receive();
        }

        if (u32IntSts & USBD_INTSTS_EP4)
        {
            /* Clear event flag */
            USBD_CLR_INT_FLAG(USBD_INTSTS_EP4);
        }

        if (u32IntSts & USBD_INTSTS_EP5)
        {
            /* Clear event flag */
            USBD_CLR_INT_FLAG(USBD_INTSTS_EP5);
            // Interrupt IN
            EP5_Handler();
        }

        if (u32IntSts & USBD_INTSTS_EP6)
        {
            /* Clear event flag */
            USBD_CLR_INT_FLAG(USBD_INTSTS_EP6);
            // Interrupt OUT
            EP6_Handler();
        }

        if (u32IntSts & USBD_INTSTS_EP7)
        {
            /* Clear event flag */
            USBD_CLR_INT_FLAG(USBD_INTSTS_EP7);
        }
    }
}
void USBD_IRQHandler(void)
{
    uint32_t u32IntSts = USBD_GET_INT_FLAG();
    uint32_t u32State = USBD_GET_BUS_STATE();

//------------------------------------------------------------------
    if (u32IntSts & USBD_INTSTS_FLDET)
    {
        // Floating detect
        USBD_CLR_INT_FLAG(USBD_INTSTS_FLDET);

        if (USBD_IS_ATTACHED())
        {
            /* USB Plug In */
            USBD_ENABLE_USB();
        }
        else
        {
            /* USB Un-plug */
            USBD_DISABLE_USB();
        }
    }

//------------------------------------------------------------------
    if (u32IntSts & USBD_INTSTS_BUS)
    {
        /* Clear event flag */
        USBD_CLR_INT_FLAG(USBD_INTSTS_BUS);

        if (u32State & USBD_STATE_USBRST)
        {
            /* Bus reset */
            USBD_ENABLE_USB();
            USBD_SwReset();
        }
        if (u32State & USBD_STATE_SUSPEND)
        {
            /* Enable USB but disable PHY */
            USBD_DISABLE_PHY();
        }
        if (u32State & USBD_STATE_RESUME)
        {
            /* Enable USB and enable PHY */
            USBD_ENABLE_USB();
        }
    }

//------------------------------------------------------------------
    if(u32IntSts & USBD_INTSTS_WAKEUP)
    {
        /* Clear event flag */
        USBD_CLR_INT_FLAG(USBD_INTSTS_WAKEUP);
    }

    if (u32IntSts & USBD_INTSTS_USB)
    {
        extern uint8_t g_usbd_SetupPacket[];
        // USB event
        if (u32IntSts & USBD_INTSTS_SETUP)
        {
            // Setup packet
            /* Clear event flag */
            USBD_CLR_INT_FLAG(USBD_INTSTS_SETUP);

            /* Clear the data IN/OUT ready flag of control end-points */
            USBD_STOP_TRANSACTION(EP0);
            USBD_STOP_TRANSACTION(EP1);

            USBD_ProcessSetupPacket();
        }

        // EP events
        if (u32IntSts & USBD_INTSTS_EP0)
        {
            /* Clear event flag */
            USBD_CLR_INT_FLAG(USBD_INTSTS_EP0);
            // control IN
            USBD_CtrlIn();
        }

        if (u32IntSts & USBD_INTSTS_EP1)
        {
            /* Clear event flag */
            USBD_CLR_INT_FLAG(USBD_INTSTS_EP1);

            // control OUT
            USBD_CtrlOut();

            if(g_usbd_SetupPacket[1] == SET_LINE_CODE)
            {
                if(g_usbd_SetupPacket[4] == 0)  /* VCOM-1 */
                    VCOM_LineCoding(0); /* Apply UART settings */
            }
        }

        if (u32IntSts & USBD_INTSTS_EP2)
        {
            /* Clear event flag */
            USBD_CLR_INT_FLAG(USBD_INTSTS_EP2);
            // Bulk IN
            EP2_Handler();
        }

        if (u32IntSts & USBD_INTSTS_EP3)
        {
            /* Clear event flag */
            USBD_CLR_INT_FLAG(USBD_INTSTS_EP3);
            // Bulk OUT
            EP3_Handler();
        }

        if (u32IntSts & USBD_INTSTS_EP4)
        {
            /* Clear event flag */
            USBD_CLR_INT_FLAG(USBD_INTSTS_EP4);
        }

        if (u32IntSts & USBD_INTSTS_EP5)
        {
            /* Clear event flag */
            USBD_CLR_INT_FLAG(USBD_INTSTS_EP5);
            // Interrupt IN
            EP5_Handler();
        }
    }
}
Exemple #6
0
/**
 * USB virtual COM interrupt handler.
 * This is an internal function.
 */
static void USB_VirtualCOM_IRQHandler() {
	uint32_t intSts, busState;

	intSts = USBD_GET_INT_FLAG();
	busState = USBD_GET_BUS_STATE();

	if(intSts & USBD_INTSTS_FLDET) {
		if(USBD_IS_ATTACHED()) {
			// USB plugged in
			USBD_ENABLE_USB();
		}
		else {
			// USB unplugged
			USBD_DISABLE_USB();
		}
	}
	else if(intSts & USBD_INTSTS_BUS) {
		if(busState & USBD_STATE_USBRST) {
			// Bus reset
			USBD_ENABLE_USB();
			USBD_SwReset();
		}
		else if(busState & USBD_STATE_SUSPEND) {
			// Suspend: USB enabled, PHY disabled
			USBD_DISABLE_PHY();
		}
		else if(busState & USBD_STATE_RESUME) {
			// Resume: USB enabled, PHY enabled
			USBD_ENABLE_USB();
		}
	}
	else if(intSts & USBD_INTSTS_USB) {
		if(intSts & USBD_INTSTS_SETUP) {
			// Clear IN/OUT data ready flag for control endpoints
			USBD_STOP_TRANSACTION(USB_VCOM_CTRL_IN_EP);
			USBD_STOP_TRANSACTION(USB_VCOM_CTRL_OUT_EP);

			// Handle setup packet
			USBD_ProcessSetupPacket();
		}
		else if(intSts & USB_VCOM_CTRL_IN_INTSTS) {
			// Handle control IN
			USBD_CtrlIn();
		}
		else if(intSts & USB_VCOM_CTRL_OUT_INTSTS) {
			// Handle control OUT
			USBD_CtrlOut();
		}
		else if(intSts & USB_VCOM_BULK_IN_INTSTS) {
			// Handle bulk IN
			USB_VirtualCOM_HandleBulkIn();
		}
		else if(intSts & USB_VCOM_BULK_OUT_INTSTS) {
			// Handle bulk OUT
			USB_VirtualCOM_HandleBulkOut();
		}
	}

	// Clear flag
	USBD_CLR_INT_FLAG(intSts);
}
void USBD_IRQHandler(void)
{
    __IO uint32_t IrqStL, IrqSt;

    IrqStL = USBD->GINTSTS & USBD->GINTEN;    /* get interrupt status */

    if (!IrqStL)    return;

    /* USB interrupt */
    if (IrqStL & USBD_GINTSTS_USBIF_Msk) {
        IrqSt = USBD->BUSINTSTS & USBD->BUSINTEN;

        if (IrqSt & USBD_BUSINTSTS_SOFIF_Msk)
            USBD_CLR_BUS_INT_FLAG(USBD_BUSINTSTS_SOFIF_Msk);

        if (IrqSt & USBD_BUSINTSTS_RSTIF_Msk) {
            USBD_SwReset();
            g_u8MscStart = 0;
            g_u8BulkState = BULK_NORMAL;

            USBD_ResetDMA();
            USBD->EPARSPCTL = USBD_EPRSPCTL_FLUSH_Msk;
            USBD->EPBRSPCTL = USBD_EPRSPCTL_FLUSH_Msk;

            UBSD_ENABLE_CEP_INT(USBD_CEPINTEN_SETUPPKIEN_Msk);
            USBD_SET_ADDR(0);
            UBSD_ENABLE_BUS_INT(USBD_BUSINTEN_RSTIEN_Msk|USBD_BUSINTEN_RESUMEIEN_Msk|USBD_BUSINTEN_SUSPENDIEN_Msk);
            USBD_CLR_BUS_INT_FLAG(USBD_BUSINTSTS_RSTIF_Msk);
            USBD_CLR_CEP_INT_FLAG(0x1ffc);
        }

        if (IrqSt & USBD_BUSINTSTS_RESUMEIF_Msk) {
            UBSD_ENABLE_BUS_INT(USBD_BUSINTEN_RSTIEN_Msk|USBD_BUSINTEN_SUSPENDIEN_Msk);
            USBD_CLR_BUS_INT_FLAG(USBD_BUSINTSTS_RESUMEIF_Msk);
        }

        if (IrqSt & USBD_BUSINTSTS_SUSPENDIF_Msk) {
            UBSD_ENABLE_BUS_INT(USBD_BUSINTEN_RSTIEN_Msk | USBD_BUSINTEN_RESUMEIEN_Msk);
            USBD_CLR_BUS_INT_FLAG(USBD_BUSINTSTS_SUSPENDIF_Msk);
        }

        if (IrqSt & USBD_BUSINTSTS_HISPDIF_Msk) {
            UBSD_ENABLE_CEP_INT(USBD_CEPINTEN_SETUPPKIEN_Msk);
            USBD_CLR_BUS_INT_FLAG(USBD_BUSINTSTS_HISPDIF_Msk);
        }

        if (IrqSt & USBD_BUSINTSTS_DMADONEIF_Msk) {
            g_usbd_DmaDone = 1;
            USBD_CLR_BUS_INT_FLAG(USBD_BUSINTSTS_DMADONEIF_Msk);

            if (!(USBD->DMACTL & USBD_DMACTL_DMARD_Msk)) {
//                 if (g_u8BulkState == BULK_OUT)
//                     g_u8BulkState = BULK_CBW;
                UBSD_ENABLE_EP_INT(EPB, USBD_EPINTEN_RXPKIEN_Msk);
            }

            if (USBD->DMACTL & USBD_DMACTL_DMARD_Msk) {
                if (g_usbd_ShortPacket == 1) {
                    USBD->EPARSPCTL = USB_EP_RSPCTL_SHORTTXEN;    // packet end
                    g_usbd_ShortPacket = 0;
                }
            }
        }

        if (IrqSt & USBD_BUSINTSTS_PHYCLKVLDIF_Msk)
            USBD_CLR_BUS_INT_FLAG(USBD_BUSINTSTS_PHYCLKVLDIF_Msk);

        if (IrqSt & USBD_BUSINTSTS_VBUSDETIF_Msk) {
            if (USBD_IS_ATTACHED()) {
                /* USB Plug In */
                USBD_ENABLE_USB();
            } else {
                /* USB Un-plug */
                USBD_DISABLE_USB();
            }
            USBD_CLR_BUS_INT_FLAG(USBD_BUSINTSTS_VBUSDETIF_Msk);
        }
    }

    if (IrqStL & USBD_GINTSTS_CEPIF_Msk) {
        IrqSt = USBD->CEPINTSTS & USBD->CEPINTEN;

        if (IrqSt & USBD_CEPINTSTS_SETUPTKIF_Msk) {
            USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_SETUPTKIF_Msk);
            return;
        }

        if (IrqSt & USBD_CEPINTSTS_SETUPPKIF_Msk) {
            USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_SETUPPKIF_Msk);
            USBD_ProcessSetupPacket();
            return;
        }

        if (IrqSt & USBD_CEPINTSTS_OUTTKIF_Msk) {
            USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_OUTTKIF_Msk);
            UBSD_ENABLE_CEP_INT(USBD_CEPINTEN_STSDONEIEN_Msk);
            return;
        }

        if (IrqSt & USBD_CEPINTSTS_INTKIF_Msk) {
            USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_INTKIF_Msk);
            if (!(IrqSt & USBD_CEPINTSTS_STSDONEIF_Msk)) {
                USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_TXPKIF_Msk);
                UBSD_ENABLE_CEP_INT(USBD_CEPINTEN_TXPKIEN_Msk);
                USBD_CtrlIn();
            } else {
                USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_TXPKIF_Msk);
                UBSD_ENABLE_CEP_INT(USBD_CEPINTEN_TXPKIEN_Msk|USBD_CEPINTEN_STSDONEIEN_Msk);
            }
            return;
        }

        if (IrqSt & USBD_CEPINTSTS_PINGIF_Msk) {
            USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_PINGIF_Msk);
            return;
        }

        if (IrqSt & USBD_CEPINTSTS_TXPKIF_Msk) {
            USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_STSDONEIF_Msk);
            USBD_SET_CEP_STATE(USB_CEPCTL_NAKCLR);
            if (g_usbd_CtrlInSize) {
                USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_INTKIF_Msk);
                UBSD_ENABLE_CEP_INT(USBD_CEPINTEN_INTKIEN_Msk);
            } else {
                USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_STSDONEIF_Msk);
                UBSD_ENABLE_CEP_INT(USBD_CEPINTEN_SETUPPKIEN_Msk|USBD_CEPINTEN_STSDONEIEN_Msk);
            }
            USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_TXPKIF_Msk);
            return;
        }

        if (IrqSt & USBD_CEPINTSTS_RXPKIF_Msk) {
            USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_RXPKIF_Msk);
            USBD_SET_CEP_STATE(USB_CEPCTL_NAKCLR);
            UBSD_ENABLE_CEP_INT(USBD_CEPINTEN_SETUPPKIEN_Msk|USBD_CEPINTEN_STSDONEIEN_Msk);
            return;
        }

        if (IrqSt & USBD_CEPINTSTS_NAKIF_Msk) {
            USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_NAKIF_Msk);
            return;
        }

        if (IrqSt & USBD_CEPINTSTS_STALLIF_Msk) {
            USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_STALLIF_Msk);
            return;
        }

        if (IrqSt & USBD_CEPINTSTS_ERRIF_Msk) {
            USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_ERRIF_Msk);
            return;
        }

        if (IrqSt & USBD_CEPINTSTS_STSDONEIF_Msk) {
            USBD_UpdateDeviceState();
            USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_STSDONEIF_Msk);
            UBSD_ENABLE_CEP_INT(USBD_CEPINTEN_SETUPPKIEN_Msk);
            return;
        }

        if (IrqSt & USBD_CEPINTSTS_BUFFULLIF_Msk) {
            USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_BUFFULLIF_Msk);
            return;
        }

        if (IrqSt & USBD_CEPINTSTS_BUFEMPTYIF_Msk) {
            USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_BUFEMPTYIF_Msk);
            return;
        }
    }

    /* bulk in */
    if (IrqStL & USBD_GINTSTS_EPAIF_Msk) {
        IrqSt = USBD->EPAINTSTS & USBD->EPAINTEN;

        UBSD_ENABLE_EP_INT(EPA, 0);
        USBD_CLR_EP_INT_FLAG(EPA, IrqSt);
    }
    /* bulk out */
    if (IrqStL & USBD_GINTSTS_EPBIF_Msk) {
        IrqSt = USBD->EPBINTSTS & USBD->EPBINTEN;
        if (IrqSt & USBD_EPINTSTS_SHORTRXIF_Msk)
            g_u8MscOutShortPacket = 0;
        UBSD_ENABLE_EP_INT(EPB, 0);
        USBD_CLR_EP_INT_FLAG(EPB, IrqSt);
    }

    if (IrqStL & USBD_GINTSTS_EPCIF_Msk) {
        IrqSt = USBD->EPCINTSTS & USBD->EPCINTEN;
        USBD_CLR_EP_INT_FLAG(EPC, IrqSt);
    }

    if (IrqStL & USBD_GINTSTS_EPDIF_Msk) {
        IrqSt = USBD->EPDINTSTS & USBD->EPDINTEN;
        USBD_CLR_EP_INT_FLAG(EPD, IrqSt);
    }

    if (IrqStL & USBD_GINTSTS_EPEIF_Msk) {
        IrqSt = USBD->EPEINTSTS & USBD->EPEINTEN;
        USBD_CLR_EP_INT_FLAG(EPE, IrqSt);
    }

    if (IrqStL & USBD_GINTSTS_EPFIF_Msk) {
        IrqSt = USBD->EPFINTSTS & USBD->EPFINTEN;
        USBD_CLR_EP_INT_FLAG(EPF, IrqSt);
    }

    if (IrqStL & USBD_GINTSTS_EPGIF_Msk) {
        IrqSt = USBD->EPGINTSTS & USBD->EPGINTEN;
        USBD_CLR_EP_INT_FLAG(EPG, IrqSt);
    }

    if (IrqStL & USBD_GINTSTS_EPHIF_Msk) {
        IrqSt = USBD->EPHINTSTS & USBD->EPHINTEN;
        USBD_CLR_EP_INT_FLAG(EPH, IrqSt);
    }

    if (IrqStL & USBD_GINTSTS_EPIIF_Msk) {
        IrqSt = USBD->EPIINTSTS & USBD->EPIINTEN;
        USBD_CLR_EP_INT_FLAG(EPI, IrqSt);
    }

    if (IrqStL & USBD_GINTSTS_EPJIF_Msk) {
        IrqSt = USBD->EPJINTSTS & USBD->EPJINTEN;
        USBD_CLR_EP_INT_FLAG(EPJ, IrqSt);
    }

    if (IrqStL & USBD_GINTSTS_EPKIF_Msk) {
        IrqSt = USBD->EPKINTSTS & USBD->EPKINTEN;
        USBD_CLR_EP_INT_FLAG(EPK, IrqSt);
    }

    if (IrqStL & USBD_GINTSTS_EPLIF_Msk) {
        IrqSt = USBD->EPLINTSTS & USBD->EPLINTEN;
        USBD_CLR_EP_INT_FLAG(EPL, IrqSt);
    }
}
Exemple #8
0
//=============================================================================
//----- (00004B34) ------------------------------------------------------------
// Called at 100Hz
__myevic__ void GetUserInput()
{
	UserInputs = 14;

	if ( !PE0 && PD2 && PD3 )
	{
		UserInputs = 1;
	}
	else
	{
		if ( gFlags.firing )
		{
			if ( LastInputs == 1 )
				StopFire();
			gFlags.user_idle = 1;
			LastInputs = -1;
			KeyPressTime = 0;
			return;
		}

		if ( !FireClickTimer && FireClicksEvent )
		{
			Event = FireClicksEvent;
			FireClicksEvent = 0;
		}

		if ( !(dfStatus.off) || Screen == 59 )
		{
			if ( !PD2 ) UserInputs = 2;
			if ( !PD3 ) UserInputs = 3;
		}

		if ( !PD2 && !PD3 ) UserInputs = 4;
		if ( !PE0 && !PD2 ) UserInputs = 5;
		if ( !PE0 && !PD3 ) UserInputs = 6;

		if ( USBD_IS_ATTACHED() )
		{
			if ( !(gFlags.usb_attached) )
			{
				UserInputs = 10;
				byte_20000048 = 0;
			}
		}
		else
		{
			if ( gFlags.usb_attached )
			{
				UserInputs = 11;
			}
		}

		if ( gFlags.usb_attached )
		{
			if ( !PD7 && !(gFlags.battery_charging) )
			{
				if ( !byte_20000048 || byte_20000048 >= 50 )
				{
					UserInputs = 12;
					byte_20000048 = 0;
				}
			}
			else if ( PD7 && gFlags.battery_charging )
			{
				UserInputs = 13;
				byte_20000048 = 1;
			}
		}
	}

	if ( UserInputs >= 14 )
	{
		if ( LastInputs == 1 )
			StopFire();
		gFlags.user_idle = 1;
		LastInputs = -1;
		KeyPressTime = 0;
		return;
	}

	if ( UserInputs != LastInputs )
	{
		LastInputs = UserInputs;
		KeyPressTime = 0;
		gFlags.user_idle = 0;
		return;
	}

	++KeyPressTime;

	// A keypress must be stable during at least
	// 60 milliseconds before an event is emitted.

	if ( KeyPressTime == 6 )
	{
		gFlags.user_idle = 0;

		if (   UserInputs == 4
			|| UserInputs == 5
			|| UserInputs == 6
			|| UserInputs == 7
			|| UserInputs == 8
			|| UserInputs == 9
		)
			return;

		Event = UserInputs;

		if ( UserInputs == 1 )
		{
			FireClickTimer = 40;
			++FireClickCount;
			FireClicksEvent = 0;
			Event = 0;

			if ( FireClickCount == 1 )
			{
				FireClicksEvent = 15;	// single click

				if ( !EditModeTimer || EditItemIndex != 4 )
				{
					Event = 1;	// fire
				}
			}
			else if ( FireClickCount == 2 )
			{
				FireClicksEvent = EVENT_DOUBLE_FIRE;	// show date
			}
			else if ( FireClickCount == 3 )
			{
				FireClicksEvent = 16;	// edit mode
			}
			else if ( FireClickCount == 4 )
			{
				FireClicksEvent = EVENT_QUAD_FIRE;	// debug mode
			}
			else if ( FireClickCount == 5 )
			{
				FireClicksEvent = 17;	// Switch On/Off
			}
			else if ( FireClickCount == 10 )
			{
				FireClicksEvent = 31;	// board temp screen
			}
			else if ( FireClickCount == 20 )
			{
				Event = 29;	// firmware version screen
			}
		}
		else if ( UserInputs == 2 )
		{
			if ( dfStatus.keylock && !EditModeTimer
				&& Screen != 51 && Screen != 59 && Screen != 82 && Screen != 83
				&& Screen < 100 )
			{
				Event = 30;	// key lock violation
			}
			else
			{
				Event = 2;	// + button
			}
		}
		else if ( UserInputs == 3 )
		{
			if ( dfStatus.keylock && !EditModeTimer
				&& Screen != 51 && Screen != 59 && Screen != 82 && Screen != 83
				&& Screen < 100 )
			{
				Event = 30;	// key lock violation
			}
			else
			{
				Event = 3;	// - button
			}
		}
	}
	else if ( KeyPressTime == 20 )
	{
		if ( UserInputs == 1 )
		{
			FireClicksEvent = 0;
		}
	}
	else if ( KeyPressTime == 200 )
	{
		if ( UserInputs == 1 )
		{
			if ( Screen == 59 )
			{
				UpdateDataFlash();
				gFlags.refresh_display = 1;
				Screen = 0;
			}
		}
		else if ( UserInputs == 4 )
		{
			if ( !EditModeTimer )
			{
				if ( dfStatus.off )
					Event = 18;	// flip display
				else
					Event = 4;	// key (un)lock
			}
			else
			{
				EditModeTimer = 1000;
				if ( EditItemIndex == 4 )
				{
					if ( dfAPT == 1 )
						Event = 22;	// puff reset
					if ( dfAPT == 2 )
						Event = 23;	// time reset
				}
			}
		}
		else if ( UserInputs == 5 )
		{
			MenuPage = 1;
			if ( !(dfStatus.off) )
			{
				if ( !(gFlags.playing_fb) )
				{
					Event = EVENT_ENTER_MENUS;	// new menus
				//	Event =  40;	// old menus
				}
				else
				{
					gFlags.playing_fb = 0;
					Event = -1;
					fbInitTimeouts();
					MainView();
				}
			}
		}
		else if ( UserInputs == 6 )
		{
			if ( !(dfStatus.off) )
			{
				Event = 6;	// stealth on/off
			}
		}
	}
	else if ( KeyPressTime == 500 )
	{
		if ( UserInputs == 5 )
		{
			if ( dfStatus.off )
			{
				Event = 39;	// tcr set menu
			}
		}
		else if ( UserInputs == 6 )
		{
			if ( dfStatus.off )
			{
				Event = 34;	// battery voltage screen
			}
		}
	}
	else if ( ( KeyPressTime & 0x8000 ) ||  ( KeyPressTime & 0x7fff ) >= 210 )
	{
		if ( UserInputs == 1 )
		{
			if ( KeyPressTime > 1100 )
			{
				KeyPressTime = 1100;
				gFlags.user_idle = 1;
			}
			else if ( FireDuration > 99 )
			{
				Event = 24;	// 10s protection
			}
		}
		else if ( KeyPressTime & 0x8000 )
		{
			KeyPressTime = 6;
		}
	}
}