C++ (Cpp) cpm_muram_offset Examples

Example #1

File: example104.c Project: antoniocorreia/cprojects

void fhci_init_ep_registers(struct fhci_usb *usb, struct endpoint *ep,
			    enum fhci_mem_alloc data_mem)
{
	u8 rt;

	/* set the endpoint registers according to the endpoint */
	out_be16(&usb->fhci->regs->usb_ep[0],
		 USB_TRANS_CTR | USB_EP_MF | USB_EP_RTE);
	out_be16(&usb->fhci->pram->ep_ptr[0],
		 cpm_muram_offset(ep->ep_pram_ptr));

	rt = (BUS_MODE_BO_BE | BUS_MODE_GBL);
#ifdef MULTI_DATA_BUS
	if (data_mem == MEM_SECONDARY)
		rt |= BUS_MODE_DTB;
#endif
	out_8(&ep->ep_pram_ptr->rx_func_code, rt);
	out_8(&ep->ep_pram_ptr->tx_func_code, rt);
	out_be16(&ep->ep_pram_ptr->rx_buff_len, 1028);
	out_be16(&ep->ep_pram_ptr->rx_base, 0);
	out_be16(&ep->ep_pram_ptr->tx_base, cpm_muram_offset(ep->td_base));
	out_be16(&ep->ep_pram_ptr->rx_bd_ptr, 0);
	out_be16(&ep->ep_pram_ptr->tx_bd_ptr, cpm_muram_offset(ep->td_base));
	out_be32(&ep->ep_pram_ptr->tx_state, 0);
}

Example #2

File: fhci-tds.c Project: ANFS/ANFS-kernel

void fhci_host_transmit_actual_frame(struct fhci_usb *usb)
{
	u16 tb_ptr;
	u16 td_status;
	struct usb_td __iomem *td;
	struct endpoint *ep = usb->ep0;

	tb_ptr = in_be16(&ep->ep_pram_ptr->tx_bd_ptr);
	td = cpm_muram_addr(tb_ptr);

	if (in_be32(&td->buf_ptr) == DUMMY_BD_BUFFER) {
		struct usb_td __iomem *old_td = td;

		ep->already_pushed_dummy_bd = false;
		td_status = in_be16(&td->status);
		/* gets the next TD in the ring */
		td = next_bd(ep->td_base, td, td_status);
		tb_ptr = cpm_muram_offset(td);
		out_be16(&ep->ep_pram_ptr->tx_bd_ptr, tb_ptr);

		/* start transmit only if we have something in the TDs */
		if (in_be16(&td->status) & TD_R)
			out_8(&usb->fhci->regs->usb_comm, USB_CMD_STR_FIFO);

		if (in_be32(&ep->conf_td->buf_ptr) == DUMMY_BD_BUFFER) {
			out_be32(&old_td->buf_ptr, 0);
			ep->conf_td = next_bd(ep->td_base, ep->conf_td,
					      td_status);
		} else {
			out_be32(&old_td->buf_ptr, DUMMY2_BD_BUFFER);
		}
	}
}

Example #3

File: fhci-tds.c Project: ANFS/ANFS-kernel

/* destroy an USB endpoint */
void fhci_ep0_free(struct fhci_usb *usb)
{
	struct endpoint *ep;
	int size;

	ep = usb->ep0;
	if (ep) {
		if (ep->td_base)
			cpm_muram_free(cpm_muram_offset(ep->td_base));

		if (kfifo_initialized(&ep->conf_frame_Q)) {
			size = cq_howmany(&ep->conf_frame_Q);
			for (; size; size--) {
				struct packet *pkt = cq_get(&ep->conf_frame_Q);

				kfree(pkt);
			}
			cq_delete(&ep->conf_frame_Q);
		}

		if (kfifo_initialized(&ep->empty_frame_Q)) {
			size = cq_howmany(&ep->empty_frame_Q);
			for (; size; size--) {
				struct packet *pkt = cq_get(&ep->empty_frame_Q);

				kfree(pkt);
			}
			cq_delete(&ep->empty_frame_Q);
		}

		if (kfifo_initialized(&ep->dummy_packets_Q)) {
			size = cq_howmany(&ep->dummy_packets_Q);
			for (; size; size--) {
				u8 *buff = cq_get(&ep->dummy_packets_Q);

				kfree(buff);
			}
			cq_delete(&ep->dummy_packets_Q);
		}

		kfree(ep);
		usb->ep0 = NULL;
	}
}