272 lines
9.9 KiB
C
272 lines
9.9 KiB
C
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/*******************************************************************************
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This software file (the "File") is distributed by Marvell International Ltd.
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or its affiliate(s) under the terms of the GNU General Public License Version 2,
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June 1991 (the "License"). You may use, redistribute and/or modify this File
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in accordance with the terms and conditions of the License, a copy of which
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is available along with the File in the license.txt file or by writing to the
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Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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or on the worldwide web at http://www.gnu.org/licenses/gpl.txt.
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THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE IMPLIED
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WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY
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DISCLAIMED. The GPL License provides additional details about this warranty
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disclaimer.
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(C) Copyright 2004 - 2007 Marvell Semiconductor Israel Ltd. All Rights Reserved.
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(C) Copyright 1999 - 2004 Chipidea Microelectronica, S.A. All Rights Reserved.
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*******************************************************************************/
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#include "usb/api/mvUsbDevApi.h"
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#include "usb/device/mvUsbDevPrv.h"
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#include "usb/api/mvUsbDefs.h"
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/* Test packet for Test Mode : TEST_PACKET. USB 2.0 Specification section 7.1.20 */
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uint_8 test_packet[USB_TEST_MODE_TEST_PACKET_LENGTH] =
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{
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/* Synch */
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/* DATA 0 PID */
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
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0xAA, 0xEE, 0xEE, 0xEE, 0xEE, 0xEE, 0xEE, 0xEE,
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0xEE, 0xFE, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
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0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x7F, 0xBF, 0xDF,
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0xEF, 0xF7, 0xFB, 0xFD, 0xFC, 0x7E, 0xBF, 0xDF,
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0xEF, 0xF7, 0xFB, 0xFD, 0x7E
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};
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/*FUNCTION*-------------------------------------------------------------
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*
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* Function Name : _usb_dci_vusb20_assert_resume
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* Returned Value : None
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* Comments :
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* Resume signalling for remote wakeup
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*
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*END*-----------------------------------------------------------------*/
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void _usb_dci_vusb20_assert_resume
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(
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/* [IN] the USB_dev_initialize state structure */
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_usb_device_handle handle
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)
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{ /* Body */
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USB_DEV_STATE_STRUCT_PTR usb_dev_ptr;
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VUSB20_REG_STRUCT_PTR dev_ptr;
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uint_32 temp;
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usb_dev_ptr = (USB_DEV_STATE_STRUCT_PTR)handle;
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dev_ptr = (VUSB20_REG_STRUCT_PTR)usb_dev_ptr->DEV_PTR;
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/* Assert the Resume signal */
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temp = USB_32BIT_LE(dev_ptr->REGISTERS.OPERATIONAL_DEVICE_REGISTERS.PORTSCX[0]);
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temp &= ~EHCI_PORTSCX_W1C_BITS;
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temp |= EHCI_PORTSCX_PORT_FORCE_RESUME;
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dev_ptr->REGISTERS.OPERATIONAL_DEVICE_REGISTERS.PORTSCX[0] = USB_32BIT_LE(temp);
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/* Port change interrupt will be asserted at the end of resume
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** operation
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*/
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} /* EndBody */
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/*FUNCTION*-------------------------------------------------------------
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*
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* Function Name : _usb_dci_vusb20_stall_endpoint
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* Returned Value : None
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* Comments :
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* Stalls the specified endpoint
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*
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*END*-----------------------------------------------------------------*/
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void _usb_dci_vusb20_stall_endpoint
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(
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/* [IN] the USB_dev_initialize state structure */
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_usb_device_handle handle,
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/* [IN] the Endpoint number */
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uint_8 ep_num,
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/* [IN] direction */
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uint_8 direction
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)
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{ /* Body */
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USB_DEV_STATE_STRUCT_PTR usb_dev_ptr;
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VUSB20_REG_STRUCT_PTR dev_ptr;
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VUSB20_EP_QUEUE_HEAD_STRUCT _PTR_ ep_queue_head_ptr;
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usb_dev_ptr = (USB_DEV_STATE_STRUCT_PTR)handle;
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dev_ptr = (VUSB20_REG_STRUCT_PTR)usb_dev_ptr->DEV_PTR;
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/* Get the endpoint queue head address */
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ep_queue_head_ptr = (VUSB20_EP_QUEUE_HEAD_STRUCT_PTR)usb_dev_ptr->EP_QUEUE_HEAD_PTR +
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2*ep_num + direction;
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/* Stall the endpoint for Rx or Tx and set the endpoint type */
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if (ep_queue_head_ptr->MAX_PKT_LENGTH & USB_32BIT_LE(VUSB_EP_QUEUE_HEAD_IOS))
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{
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/* This is a control endpoint so STALL both directions */
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dev_ptr->REGISTERS.OPERATIONAL_DEVICE_REGISTERS.ENDPTCTRLX[ep_num] |=
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USB_32BIT_LE((EHCI_EPCTRL_TX_EP_STALL | EHCI_EPCTRL_RX_EP_STALL));
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}
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else
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{
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if(direction)
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{
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dev_ptr->REGISTERS.OPERATIONAL_DEVICE_REGISTERS.ENDPTCTRLX[ep_num] |=
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USB_32BIT_LE(EHCI_EPCTRL_TX_EP_STALL);
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}
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else {
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dev_ptr->REGISTERS.OPERATIONAL_DEVICE_REGISTERS.ENDPTCTRLX[ep_num] |=
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USB_32BIT_LE(EHCI_EPCTRL_RX_EP_STALL);
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}
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} /* Endif */
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ARC_DEBUG_TRACE(ARC_DEBUG_FLAG_STALL,
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"STALL ep=%d %s: EPCTRLX=0x%x, CURR_dTD=0x%x, NEXT_dTD=0x%x, SIZE=0x%x\n",
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ep_num, direction ? "SEND" : "RECV",
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(unsigned)USB_32BIT_LE(dev_ptr->REGISTERS.OPERATIONAL_DEVICE_REGISTERS.ENDPTCTRLX[ep_num]),
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(unsigned)USB_32BIT_LE(ep_queue_head_ptr->CURR_DTD_PTR),
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(unsigned)USB_32BIT_LE(ep_queue_head_ptr->NEXT_DTD_PTR),
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(unsigned)USB_32BIT_LE(ep_queue_head_ptr->SIZE_IOC_INT_STS));
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} /* EndBody */
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/*FUNCTION*-------------------------------------------------------------
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*
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* Function Name : _usb_dci_vusb20_unstall_endpoint
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* Returned Value : None
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* Comments :
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* Unstall the specified endpoint in the specified direction
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*
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*END*-----------------------------------------------------------------*/
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void _usb_dci_vusb20_unstall_endpoint
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(
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/* [IN] the USB_dev_initialize state structure */
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_usb_device_handle handle,
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/* [IN] the Endpoint number */
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uint_8 ep_num,
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/* [IN] direction */
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uint_8 direction
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)
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{ /* Body */
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USB_DEV_STATE_STRUCT_PTR usb_dev_ptr;
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VUSB20_REG_STRUCT_PTR dev_ptr;
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usb_dev_ptr = (USB_DEV_STATE_STRUCT_PTR)handle;
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dev_ptr = (VUSB20_REG_STRUCT_PTR)usb_dev_ptr->DEV_PTR;
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/* Enable the endpoint for Rx or Tx and set the endpoint type */
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if(direction)
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{
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dev_ptr->REGISTERS.OPERATIONAL_DEVICE_REGISTERS.ENDPTCTRLX[ep_num] |=
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USB_32BIT_LE(EHCI_EPCTRL_TX_DATA_TOGGLE_RST);
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dev_ptr->REGISTERS.OPERATIONAL_DEVICE_REGISTERS.ENDPTCTRLX[ep_num] &=
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~(USB_32BIT_LE(EHCI_EPCTRL_TX_EP_STALL));
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}
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else
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{
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dev_ptr->REGISTERS.OPERATIONAL_DEVICE_REGISTERS.ENDPTCTRLX[ep_num] |=
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USB_32BIT_LE(EHCI_EPCTRL_RX_DATA_TOGGLE_RST);
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dev_ptr->REGISTERS.OPERATIONAL_DEVICE_REGISTERS.ENDPTCTRLX[ep_num] &=
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~(USB_32BIT_LE(EHCI_EPCTRL_RX_EP_STALL));
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}
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ARC_DEBUG_TRACE(ARC_DEBUG_FLAG_STALL,
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"UNSTALL ep=%d %s: EPCTRLX=0x%x\n",
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ep_num, direction ? "SEND" : "RECV",
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(unsigned)USB_32BIT_LE(dev_ptr->REGISTERS.OPERATIONAL_DEVICE_REGISTERS.ENDPTCTRLX[ep_num]));
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} /* EndBody */
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/*FUNCTION*----------------------------------------------------------------
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*
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* Function Name : _usb_dci_vusb20_is_endpoint_stalled
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* Returned Value : None
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* Comments :
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* Gets the endpoint status
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*
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*END*--------------------------------------------------------------------*/
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uint_8 _usb_dci_vusb20_is_endpoint_stalled
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(
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/* [IN] Handle to the USB device */
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_usb_device_handle handle,
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/* [IN] Endpoint number */
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uint_8 ep,
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/* [IN] Endpoint direction */
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uint_8 dir
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)
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{ /* Body */
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USB_DEV_STATE_STRUCT_PTR usb_dev_ptr;
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VUSB20_REG_STRUCT_PTR dev_ptr;
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uint_32 value;
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ARC_DEBUG_TRACE(ARC_DEBUG_FLAG_TRACE, "is_endpoint_stalled\n");
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usb_dev_ptr = (USB_DEV_STATE_STRUCT_PTR)handle;
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dev_ptr = (VUSB20_REG_STRUCT_PTR)usb_dev_ptr->DEV_PTR;
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if(dir)
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{
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value = dev_ptr->REGISTERS.OPERATIONAL_DEVICE_REGISTERS.ENDPTCTRLX[ep] &
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(USB_32BIT_LE(EHCI_EPCTRL_TX_EP_STALL));
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}
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else
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{
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value = dev_ptr->REGISTERS.OPERATIONAL_DEVICE_REGISTERS.ENDPTCTRLX[ep] &
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(USB_32BIT_LE(EHCI_EPCTRL_RX_EP_STALL));
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}
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return (value) ? 1 : 0;
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} /* EndBody */
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/*FUNCTION*----------------------------------------------------------------
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*
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* Function Name : _usb_dci_vusb20_set_test_mode
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* Returned Value : None
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* Comments :
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* sets/resets the test mode
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*
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*END*--------------------------------------------------------------------*/
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void _usb_dci_vusb20_set_test_mode
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(
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/* [IN] Handle to the USB device */
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_usb_device_handle handle,
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/* [IN] Test mode */
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uint_16 test_mode
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)
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{ /* Body */
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USB_DEV_STATE_STRUCT_PTR usb_dev_ptr;
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VUSB20_REG_STRUCT_PTR dev_ptr;
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uint_32 temp;
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ARC_DEBUG_TRACE(ARC_DEBUG_FLAG_ANY, "set_test_mode\n");
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usb_dev_ptr = (USB_DEV_STATE_STRUCT_PTR)handle;
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dev_ptr = (VUSB20_REG_STRUCT_PTR)usb_dev_ptr->DEV_PTR;
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temp = USB_32BIT_LE(dev_ptr->REGISTERS.OPERATIONAL_DEVICE_REGISTERS.ENDPTCTRLX[0]);
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dev_ptr->REGISTERS.OPERATIONAL_DEVICE_REGISTERS.ENDPTCTRLX[0] =
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USB_32BIT_LE((temp | EHCI_EPCTRL_TX_DATA_TOGGLE_RST));
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if (test_mode == ARC_USB_TEST_MODE_TEST_PACKET)
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{
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USB_memcopy(test_packet, usb_dev_ptr->TEST_PKT_PTR, USB_TEST_MODE_TEST_PACKET_LENGTH);
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_usb_device_send_data(handle, 0, usb_dev_ptr->TEST_PKT_PTR, USB_TEST_MODE_TEST_PACKET_LENGTH);
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} /* Endif */
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temp = USB_32BIT_LE(dev_ptr->REGISTERS.OPERATIONAL_DEVICE_REGISTERS.PORTSCX[0]);
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temp &= ~EHCI_PORTSCX_W1C_BITS;
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dev_ptr->REGISTERS.OPERATIONAL_DEVICE_REGISTERS.PORTSCX[0] =
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USB_32BIT_LE(temp | ((uint_32)test_mode << 8));
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} /* EndBody */
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