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uboot-1.1.4-kirkwood/board/mv_feroceon/mv_hal/usb/device/mvUsbHsDevUtl.c

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