/* init function, called when user select usb type,
entry function for task , B_eanble is D+ detection enable */
void USB_Init(USB_DEVICE_TYPE type, kal_bool b_enable, kal_bool is_ft_mode)
{
#if defined(DRV_USB_MCU_52M)
#ifndef MCU_52M
EXT_ASSERT(0, 0, 0, 0); /* Must 52M */
#endif /* MCU_52M */
#endif /* MT6218||MT6218B||MT6219 */
USB_Init_Drv_Info(KAL_FALSE); /*initialize driver parameters*/
USB_Init_Device_Status(); /*initialize global variable gUsbDevice*/
USB_Init_Acm_Status();
gUsbDevice.device_type = USB_CDC_ACM;
/* register reset and ep0 interrupt handler to driver info*/
USB_Register_Drv_Info(USB_DRV_HDLR_RESET, 0, USB_Reset);
USB_Register_Drv_Info(USB_DRV_HDLR_EP0, 0, USB_Endpoint0_Hdlr);
/* create descriptors */
USB_Software_Create();
if (is_ft_mode == KAL_TRUE)
{
/* reset and initialize system initial value and registers*/
USB_Reset_Drv(); /* reset hw power register */
USB_Initialize_Drv();
/* initailize according to application*/
USB_Initialize();
USB_Set_DP_Pull_High(KAL_TRUE);
}
else
USB_Software_Init();
}
/* data interface create function, prepare descriptor */
void USB_Acm_DataIf_Create(void *ifname)
{
kal_uint8 ep_in_id;
kal_uint8 ep_out_id;
kal_uint8 if_id;
/* get resource number and register to gUsbDevice */
g_UsbACM.data_if_info = USB_Get_Interface_Number(&if_id);
g_UsbACM.data_interface_id = if_id;
g_UsbACM.data_ep_in_info = USB_Get_Bulk_Tx_Ep(&ep_in_id);
g_UsbACM.data_ep_out_info = USB_Get_Bulk_Rx_Ep(&ep_out_id);
/* record interface name and interface descriptor length */
g_UsbACM.data_if_info->interface_name_ptr = (kal_char *)ifname;
g_UsbACM.data_if_info->ifdscr_size = USB_IFDSC_LENGTH;
g_UsbACM.data_ep_in_info->epdscr_size = USB_EPDSC_LENGTH;
g_UsbACM.data_ep_out_info->epdscr_size = USB_EPDSC_LENGTH;
/* related endpoint info and class specific command handler*/
g_UsbACM.data_if_info->ep_info[0] = g_UsbACM.data_ep_in_info;
g_UsbACM.data_if_info->ep_info[1] = (Usb_Ep_Info*)g_UsbACM.data_ep_out_info;
g_UsbACM.data_if_info->if_class_specific_hdlr = NULL;
/* standard interface descriptor */
g_UsbACM.data_if_info->ifdscr.stdif.bLength = USB_IFDSC_LENGTH;
g_UsbACM.data_if_info->ifdscr.stdif.bDescriptorType = USB_INTERFACE;
g_UsbACM.data_if_info->ifdscr.stdif.bInterfaceNumber = if_id;
g_UsbACM.data_if_info->ifdscr.stdif.bAlternateSetting = 0;
g_UsbACM.data_if_info->ifdscr.stdif.bNumEndpoints = USB_CDC_ACM_DATA_EP_NUMBER;
g_UsbACM.data_if_info->ifdscr.stdif.bInterfaceClass = USB_ACM_DATA_INTERFACE_CLASS_CODE;
g_UsbACM.data_if_info->ifdscr.stdif.bInterfaceSubClass = USB_ACM_DATA_INTERFACE_SUBCLASS_CODE;
g_UsbACM.data_if_info->ifdscr.stdif.bInterfaceProtocol = USB_ACM_DATA_INTERFACE_PROTOCOL_CODE;
g_UsbACM.data_if_info->ifdscr.stdif.iInterface = USB_Get_String_Number((void *)g_UsbACM.acm_param->data_interface_string);
/* endpoint handler */
USB_Register_Drv_Info(USB_DRV_HDLR_EP_TX, ep_in_id, NULL);
g_UsbACM.data_ep_in_info->ep_reset = USB_Acm_BulkIn_Reset;
if(g_UsbACM.acm_owner==USB_ACM_OWNER_DSP)
{
#ifdef __DSPIRDBG__
USB_Register_Drv_Info(USB_DRV_HDLR_EP_RX, ep_out_id, NULL);
#else
EXT_ASSERT(0, g_UsbACM.acm_owner, 0, 0);
#endif
}
else if(g_UsbACM.acm_owner==USB_ACM_OWNER_FT)
{
USB_Register_Drv_Info(USB_DRV_HDLR_EP_RX, ep_out_id, USB_Acm_FT_BulkOut_Hdr);
}
else
{
USB_Register_Drv_Info(USB_DRV_HDLR_EP_RX, ep_out_id, USB_Acm_BulkOut_Hdr);
}
g_UsbACM.data_ep_out_info->ep_reset = USB_Acm_BulkOut_Reset;
/* endpoint descriptor */
g_UsbACM.data_ep_in_info->epdesc.stdep.bLength = USB_EPDSC_LENGTH;
g_UsbACM.data_ep_in_info->epdesc.stdep.bDescriptorType = USB_ENDPOINT;
g_UsbACM.data_ep_in_info->epdesc.stdep.bEndpointAddress = (USB_EP_DIR_IN | ep_in_id); /*InPipe*/
g_UsbACM.data_ep_in_info->epdesc.stdep.bmAttributes = USB_EP_BULK;
#ifndef USB_20_ENABLE
g_UsbACM.data_ep_in_info->epdesc.stdep.wMaxPacketSize[0] = USB_EP_BULK_MAXP&0xff;
g_UsbACM.data_ep_in_info->epdesc.stdep.wMaxPacketSize[1] = (USB_EP_BULK_MAXP>>8)&0xff;
#endif
g_UsbACM.data_ep_in_info->epdesc.stdep.bInterval = 0;
g_UsbACM.data_ep_in_info->ep_status.epin_status.byEP = ep_in_id;
g_UsbACM.data_ep_in_info->ep_status.epin_status.nBytesLeft = USB_EP_NODATA;
g_UsbACM.data_ep_out_info->epdesc.stdep.bLength = USB_EPDSC_LENGTH;
g_UsbACM.data_ep_out_info->epdesc.stdep.bDescriptorType = USB_ENDPOINT;
g_UsbACM.data_ep_out_info->epdesc.stdep.bEndpointAddress = (USB_EP_DIR_OUT | ep_out_id); /*OutPipe*/
g_UsbACM.data_ep_out_info->epdesc.stdep.bmAttributes = USB_EP_BULK;
#ifndef USB_20_ENABLE
g_UsbACM.data_ep_out_info->epdesc.stdep.wMaxPacketSize[0] = USB_EP_BULK_MAXP&0xff;
g_UsbACM.data_ep_out_info->epdesc.stdep.wMaxPacketSize[1] = (USB_EP_BULK_MAXP>>8)&0xff;
#endif
g_UsbACM.data_ep_out_info->epdesc.stdep.bInterval = 0;
g_UsbACM.data_ep_out_info->ep_status.epout_status.byEP = ep_out_id;
USB_Get_DMA_Channel(ep_in_id, USB_TX_EP_TYPE, KAL_FALSE);
}
/* communication interface create function, prepare descriptor */
void USB_Acm_CommIf_Create(void *ifname)
{
kal_uint8 ep_id;
kal_uint8 if_id;
/* get resource number and register to gUsbDevice */
g_UsbACM.comm_if_info = USB_Get_Interface_Number(&if_id);
g_UsbACM.comm_ep_intr_info = USB_Get_Intr_Ep(&ep_id); /* number is 3 */
/* record interface name and interface descriptor length */
g_UsbACM.comm_if_info->interface_name_ptr = (kal_char *)ifname;
g_UsbACM.comm_if_info->ifdscr_size = USB_CDC_IF_LENGTH;
g_UsbACM.comm_ep_intr_info->epdscr_size = USB_EPDSC_LENGTH;
/* related endpoint info and class specific command handler*/
g_UsbACM.comm_if_info->ep_info[0] = (Usb_Ep_Info*)g_UsbACM.comm_ep_intr_info;
g_UsbACM.comm_if_info->if_class_specific_hdlr = USB_Acm_Ep0_Command;
/* standard interface descriptor */
// ((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->bLength = USB_CDC_IF_LENGTH;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->bLength = USB_IFDSC_LENGTH;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->bDescriptorType = USB_INTERFACE;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->bInterfaceNumber = if_id;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->bAlternateSetting = 0;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->bNumEndpoints = USB_CDC_ACM_COMM_EP_NUMBER;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->bInterfaceClass = USB_ACM_COMM_INTERFACE_CLASS_CODE;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->bInterfaceSubClass = USB_ACM_COMM_INTERFACE_SUBCLASS_CODE;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->bInterfaceProtocol = USB_ACM_COMM_INTERFACE_PROTOCOL_CODE;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->iInterface =
USB_Get_String_Number((void *)g_UsbACM.acm_param->comm_interface_string);
/*Header Functional Descriptor*/
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->HFbFunctionLength = 0x05;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->HFbDescriptorType = 0x24;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->HFbDescriptorSubtype = 0x00;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->bcdCDC = 0x0110;
/*Abstract Control Management Functional Descriptor*/
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->ACMFbFunctionLength = 0x04;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->ACMFbDescriptorType = 0x24;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->ACMFbDescriptorSubtype = 0x02;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->ACMFbmCapabilities = 0x0f;
/*Union Functional Descriptor*/
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->UFbFunctionLength = 0x05;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->UFbDescriptorType = 0x24;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->UFbDescriptorSubtype = 0x06;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->bMasterInterface = if_id;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->bSlaveInterface0 = g_UsbACM.data_interface_id;
/*Call Management Descriptor*/
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->CMFbFunctionLength = 0x05;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->CMFbDescriptorType = 0x24;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->CMFbDescriptorSubtype = 0x01;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->CMFbmCapabilities = 0x03;
((Usb_Cdc_If_Dscr*)&g_UsbACM.comm_if_info->ifdscr.classif)->bDataInterface = g_UsbACM.data_interface_id;
/* endpoint handler*/
USB_Register_Drv_Info(USB_DRV_HDLR_EP_TX, ep_id, USB_Acm_IntrIn_Hdlr);
g_UsbACM.comm_ep_intr_info->ep_reset = USB_Acm_IntrIn_Reset;
// USB_Register_Drv_Info(USB_DRV_HDLR_EP_TX, ep_id, NULL);
// g_UsbACM.comm_ep_intr_info->ep_reset = NULL;
/* endpoint descriptor */
g_UsbACM.comm_ep_intr_info->epdesc.stdep.bLength = USB_EPDSC_LENGTH;
g_UsbACM.comm_ep_intr_info->epdesc.stdep.bDescriptorType = USB_ENDPOINT;
g_UsbACM.comm_ep_intr_info->epdesc.stdep.bEndpointAddress = (USB_EP_DIR_IN | ep_id); /*InPipe*/
g_UsbACM.comm_ep_intr_info->epdesc.stdep.bmAttributes = USB_EP_INTR;
#ifndef USB_20_ENABLE
g_UsbACM.comm_ep_intr_info->epdesc.stdep.wMaxPacketSize[0] = USB_EP_INTR_MAXP&0xff; /*HW-dependent*/
g_UsbACM.comm_ep_intr_info->epdesc.stdep.wMaxPacketSize[1] = (USB_EP_INTR_MAXP>>8)&0xff;
#endif
g_UsbACM.comm_ep_intr_info->epdesc.stdep.bInterval = 3;
g_UsbACM.comm_ep_intr_info->ep_status.epin_status.byEP = ep_id;
g_UsbACM.comm_ep_intr_info->ep_status.epin_status.nBytesLeft = USB_EP_NODATA;
g_UsbACM.intr_pkt.bmRequestType = USB_CMD_CLASSIFIN;
g_UsbACM.intr_pkt.bRequest = USB_ACM_NOTIF_SERIAL_STATE;
g_UsbACM.intr_pkt.wValue = 0;
g_UsbACM.intr_pkt.wIndex = if_id;
g_UsbACM.intr_pkt.wLength = 2;
if (g_UsbACM.handle == 0)
GPTI_GetHandle(&g_UsbACM.handle); /*for break use!!*/
if (g_UsbACM.ring_buffer_handle == 0)
GPTI_GetHandle(&g_UsbACM.ring_buffer_handle); /* for ring buffer time out use!!*/
}