EP
val = EP;
#define ep_index(EP) ((EP)->ep.desc->bEndpointAddress & 0xF)
#define ep_maxpacket(EP) ((EP)->ep.maxpacket)
#define ep_is_in(EP) ((ep_index(EP) == 0) ? (EP->udc->ep0_dir == \
USB_DIR_IN) : ((EP)->ep.desc->bEndpointAddress \
#define ep_index(EP) ((EP)->ep.desc->bEndpointAddress&0xF)
#define ep_maxpacket(EP) ((EP)->ep.maxpacket)
#define ep_is_in(EP) ( (ep_index(EP) == 0) ? (EP->udc->ep0_dir == \
USB_DIR_IN) : ((EP)->ep.desc->bEndpointAddress \
#define get_pipe_by_ep(EP) (ep_index(EP) * 2 + ep_is_in(EP))