+++ /dev/null
-/*******************************************************************************
-Copyright (C) Marvell International Ltd. and its affiliates
-
-This software file (the "File") is owned and distributed by Marvell
-International Ltd. and/or its affiliates ("Marvell") under the following
-alternative licensing terms. Once you have made an election to distribute the
-File under one of the following license alternatives, please (i) delete this
-introductory statement regarding license alternatives, (ii) delete the two
-license alternatives that you have not elected to use and (iii) preserve the
-Marvell copyright notice above.
-
-********************************************************************************
-Marvell Commercial License Option
-
-If you received this File from Marvell and you have entered into a commercial
-license agreement (a "Commercial License") with Marvell, the File is licensed
-to you under the terms of the applicable Commercial License.
-
-********************************************************************************
-Marvell GPL License Option
-
-If you received this File from Marvell, you may opt to use, redistribute and/or
-modify this File in accordance with the terms and conditions of the General
-Public License Version 2, June 1991 (the "GPL 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.
-********************************************************************************
-Marvell BSD License Option
-
-If you received this File from Marvell, you may opt to use, redistribute and/or
-modify this File under the following licensing terms.
-Redistribution and use in source and binary forms, with or without modification,
-are permitted provided that the following conditions are met:
-
- * Redistributions of source code must retain the above copyright notice,
- this list of conditions and the following disclaimer.
-
- * Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in the
- documentation and/or other materials provided with the distribution.
-
- * Neither the name of Marvell nor the names of its contributors may be
- used to endorse or promote products derived from this software without
- specific prior written permission.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
-ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
-WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
-ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
-(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
-LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
-ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-*******************************************************************************/
-
-#include "mvPciIf.h"
-#include "ctrlEnv/sys/mvSysPex.h"
-
-#if defined(MV_INCLUDE_PCI)
-#include "ctrlEnv/sys/mvSysPci.h"
-#endif
-
-
-/* defines */
-#ifdef MV_DEBUG
- #define DB(x) x
-#else
- #define DB(x)
-#endif
-
-
-/*******************************************************************************
-* mvPciInit - Initialize PCI interfaces
-*
-* DESCRIPTION:
-*
-* INPUT:
-*
-*
-* OUTPUT:
-* None.
-*
-* RETURN:
-* MV_OK if function success otherwise MV_ERROR or MV_BAD_PARAM
-*
-*******************************************************************************/
-
-
-MV_STATUS mvPciIfInit(MV_U32 pciIf, PCI_IF_MODE pciIfmode)
-{
- PCI_IF_TYPE pciIfType = mvPciIfTypeGet(pciIf);
-
- if (PCI_IF_TYPE_CONVEN_PCIX == pciIfType)
- {
- #if defined(MV_INCLUDE_PCI)
-
- MV_PCI_MOD pciMod;
-
- if (PCI_IF_MODE_HOST == pciIfmode)
- {
- pciMod = MV_PCI_MOD_HOST;
- }
- else if (PCI_IF_MODE_DEVICE == pciIfmode)
- {
- pciMod = MV_PCI_MOD_DEVICE;
- }
- else
- {
- mvOsPrintf("%s: ERROR!!! Bus %d mode %d neither host nor device!\n",
- __FUNCTION__, pciIf, pciIfmode);
- return MV_FAIL;
- }
-
- return mvPciInit(pciIf - MV_PCI_START_IF, pciMod);
- #else
- return MV_OK;
- #endif
- }
- else if (PCI_IF_TYPE_PEX == pciIfType)
- {
- #if defined(MV_INCLUDE_PEX)
-
- MV_PEX_TYPE pexType;
-
- if (PCI_IF_MODE_HOST == pciIfmode)
- {
- pexType = MV_PEX_ROOT_COMPLEX;
- }
- else if (PCI_IF_MODE_DEVICE == pciIfmode)
- {
- pexType = MV_PEX_END_POINT;
- }
- else
- {
- mvOsPrintf("%s: ERROR!!! Bus %d type %d neither root complex nor" \
- " end point\n", __FUNCTION__, pciIf, pciIfmode);
- return MV_FAIL;
- }
- return mvPexInit(pciIf - MV_PEX_START_IF, pexType);
-
- #else
- return MV_OK;
- #endif
-
- }
- else
- {
- mvOsPrintf("%s: ERROR!!! Invalid pciIf %d\n", __FUNCTION__, pciIf);
- }
-
- return MV_FAIL;
-
-}
-
-/* PCI configuration space read write */
-
-/*******************************************************************************
-* mvPciConfigRead - Read from configuration space
-*
-* DESCRIPTION:
-* This function performs a 32 bit read from PCI configuration space.
-* It supports both type 0 and type 1 of Configuration Transactions
-* (local and over bridge). In order to read from local bus segment, use
-* bus number retrieved from mvPciLocalBusNumGet(). Other bus numbers
-* will result configuration transaction of type 1 (over bridge).
-*
-* INPUT:
-* pciIf - PCI interface number.
-* bus - PCI segment bus number.
-* dev - PCI device number.
-* func - Function number.
-* regOffs - Register offset.
-*
-* OUTPUT:
-* None.
-*
-* RETURN:
-* 32bit register data, 0xffffffff on error
-*
-*******************************************************************************/
-MV_U32 mvPciIfConfigRead (MV_U32 pciIf, MV_U32 bus, MV_U32 dev, MV_U32 func,
- MV_U32 regOff)
-{
- PCI_IF_TYPE pciIfType = mvPciIfTypeGet(pciIf);
-
- if (PCI_IF_TYPE_CONVEN_PCIX == pciIfType)
- {
- #if defined(MV_INCLUDE_PCI)
- return mvPciConfigRead(pciIf - MV_PCI_START_IF,
- bus,
- dev,
- func,
- regOff);
- #else
- return 0xffffffff;
- #endif
- }
- else if (PCI_IF_TYPE_PEX == pciIfType)
- {
- #if defined(MV_INCLUDE_PEX)
- return mvPexConfigRead(pciIf - MV_PEX_START_IF,
- bus,
- dev,
- func,
- regOff);
- #else
- return 0xffffffff;
- #endif
-
- }
- else
- {
- mvOsPrintf("%s: ERROR!!! Invalid pciIf %d\n", __FUNCTION__, pciIf);
- }
-
- return 0;
-
-}
-
-/*******************************************************************************
-* mvPciConfigWrite - Write to configuration space
-*
-* DESCRIPTION:
-* This function performs a 32 bit write to PCI configuration space.
-* It supports both type 0 and type 1 of Configuration Transactions
-* (local and over bridge). In order to write to local bus segment, use
-* bus number retrieved from mvPciLocalBusNumGet(). Other bus numbers
-* will result configuration transaction of type 1 (over bridge).
-*
-* INPUT:
-* pciIf - PCI interface number.
-* bus - PCI segment bus number.
-* dev - PCI device number.
-* func - Function number.
-* regOffs - Register offset.
-* data - 32bit data.
-*
-* OUTPUT:
-* None.
-*
-* RETURN:
-* MV_BAD_PARAM for bad parameters ,MV_ERROR on error ! otherwise MV_OK
-*
-*******************************************************************************/
-MV_STATUS mvPciIfConfigWrite(MV_U32 pciIf, MV_U32 bus, MV_U32 dev,
- MV_U32 func, MV_U32 regOff, MV_U32 data)
-{
- PCI_IF_TYPE pciIfType = mvPciIfTypeGet(pciIf);
-
- if (PCI_IF_TYPE_CONVEN_PCIX == pciIfType)
- {
- #if defined(MV_INCLUDE_PCI)
- return mvPciConfigWrite(pciIf - MV_PCI_START_IF,
- bus,
- dev,
- func,
- regOff,
- data);
- #else
- return MV_OK;
- #endif
- }
- else if (PCI_IF_TYPE_PEX == pciIfType)
- {
- #if defined(MV_INCLUDE_PEX)
- return mvPexConfigWrite(pciIf - MV_PEX_START_IF,
- bus,
- dev,
- func,
- regOff,
- data);
- #else
- return MV_OK;
- #endif
-
- }
- else
- {
- mvOsPrintf("%s: ERROR!!! Invalid pciIf %d\n", __FUNCTION__, pciIf);
- }
-
- return MV_FAIL;
-
-}
-
-/*******************************************************************************
-* mvPciMasterEnable - Enable/disale PCI interface master transactions.
-*
-* DESCRIPTION:
-* This function performs read modified write to PCI command status
-* (offset 0x4) to set/reset bit 2. After this bit is set, the PCI
-* master is allowed to gain ownership on the bus, otherwise it is
-* incapable to do so.
-*
-* INPUT:
-* pciIf - PCI interface number.
-* enable - Enable/disable parameter.
-*
-* OUTPUT:
-* None.
-*
-* RETURN:
-* MV_BAD_PARAM for bad parameters ,MV_ERROR on error ! otherwise MV_OK
-*
-*******************************************************************************/
-MV_STATUS mvPciIfMasterEnable(MV_U32 pciIf, MV_BOOL enable)
-{
-
- PCI_IF_TYPE pciIfType = mvPciIfTypeGet(pciIf);
-
- if (PCI_IF_TYPE_CONVEN_PCIX == pciIfType)
- {
- #if defined(MV_INCLUDE_PCI)
- return mvPciMasterEnable(pciIf - MV_PCI_START_IF,
- enable);
- #else
- return MV_OK;
- #endif
- }
- else if (PCI_IF_TYPE_PEX == pciIfType)
- {
- #if defined(MV_INCLUDE_PEX)
- return mvPexMasterEnable(pciIf - MV_PEX_START_IF,
- enable);
- #else
- return MV_OK;
- #endif
- }
- else
- {
- mvOsPrintf("%s: ERROR!!! Invalid pciIf %d\n", __FUNCTION__, pciIf);
- }
-
- return MV_FAIL;
-
-}
-
-
-/*******************************************************************************
-* mvPciSlaveEnable - Enable/disale PCI interface slave transactions.
-*
-* DESCRIPTION:
-* This function performs read modified write to PCI command status
-* (offset 0x4) to set/reset bit 0 and 1. After those bits are set,
-* the PCI slave is allowed to respond to PCI IO space access (bit 0)
-* and PCI memory space access (bit 1).
-*
-* INPUT:
-* pciIf - PCI interface number.
-* dev - PCI device number.
-* enable - Enable/disable parameter.
-*
-* OUTPUT:
-* None.
-*
-* RETURN:
-* MV_BAD_PARAM for bad parameters ,MV_ERROR on error ! otherwise MV_OK
-*
-*******************************************************************************/
-MV_STATUS mvPciIfSlaveEnable(MV_U32 pciIf,MV_U32 bus, MV_U32 dev, MV_BOOL enable)
-{
-
- PCI_IF_TYPE pciIfType = mvPciIfTypeGet(pciIf);
-
- if (PCI_IF_TYPE_CONVEN_PCIX == pciIfType)
- {
- #if defined(MV_INCLUDE_PCI)
- return mvPciSlaveEnable(pciIf - MV_PCI_START_IF,bus,dev,
- enable);
- #else
- return MV_OK;
- #endif
- }
- else if (PCI_IF_TYPE_PEX == pciIfType)
- {
- #if defined(MV_INCLUDE_PEX)
- return mvPexSlaveEnable(pciIf - MV_PEX_START_IF,bus,dev,
- enable);
- #else
- return MV_OK;
- #endif
- }
- else
- {
- mvOsPrintf("%s: ERROR!!! Invalid pciIf %d\n", __FUNCTION__, pciIf);
- }
-
- return MV_FAIL;
-
-}
-
-/*******************************************************************************
-* mvPciLocalBusNumSet - Set PCI interface local bus number.
-*
-* DESCRIPTION:
-* This function sets given PCI interface its local bus number.
-* Note: In case the PCI interface is PCI-X, the information is read-only.
-*
-* INPUT:
-* pciIf - PCI interface number.
-* busNum - Bus number.
-*
-* OUTPUT:
-* None.
-*
-* RETURN:
-* MV_NOT_ALLOWED in case PCI interface is PCI-X.
-* MV_BAD_PARAM on bad parameters ,
-* otherwise MV_OK
-*
-*******************************************************************************/
-MV_STATUS mvPciIfLocalBusNumSet(MV_U32 pciIf, MV_U32 busNum)
-{
- PCI_IF_TYPE pciIfType = mvPciIfTypeGet(pciIf);
-
- if (PCI_IF_TYPE_CONVEN_PCIX == pciIfType)
- {
- #if defined(MV_INCLUDE_PCI)
- return mvPciLocalBusNumSet(pciIf - MV_PCI_START_IF,
- busNum);
- #else
- return MV_OK;
- #endif
- }
- else if (PCI_IF_TYPE_PEX == pciIfType)
- {
- #if defined(MV_INCLUDE_PEX)
- return mvPexLocalBusNumSet(pciIf - MV_PEX_START_IF,
- busNum);
- #else
- return MV_OK;
- #endif
- }
- else
- {
- mvOsPrintf("%s: ERROR!!! Invalid pciIf %d\n", __FUNCTION__, pciIf);
- }
-
- return MV_FAIL;
-
-}
-
-/*******************************************************************************
-* mvPciLocalBusNumGet - Get PCI interface local bus number.
-*
-* DESCRIPTION:
-* This function gets the local bus number of a given PCI interface.
-*
-* INPUT:
-* pciIf - PCI interface number.
-*
-* OUTPUT:
-* None.
-*
-* RETURN:
-* Local bus number.0xffffffff on Error
-*
-*******************************************************************************/
-MV_U32 mvPciIfLocalBusNumGet(MV_U32 pciIf)
-{
- PCI_IF_TYPE pciIfType = mvPciIfTypeGet(pciIf);
-
- if (PCI_IF_TYPE_CONVEN_PCIX == pciIfType)
- {
- #if defined(MV_INCLUDE_PCI)
- return mvPciLocalBusNumGet(pciIf - MV_PCI_START_IF);
- #else
- return 0xFFFFFFFF;
- #endif
- }
- else if (PCI_IF_TYPE_PEX == pciIfType)
- {
- #if defined(MV_INCLUDE_PEX)
- return mvPexLocalBusNumGet(pciIf - MV_PEX_START_IF);
- #else
- return 0xFFFFFFFF;
- #endif
-
- }
- else
- {
- mvOsPrintf("%s: ERROR!!! Invalid pciIf %d\n",__FUNCTION__, pciIf);
- }
-
- return 0;
-
-}
-
-
-/*******************************************************************************
-* mvPciLocalDevNumSet - Set PCI interface local device number.
-*
-* DESCRIPTION:
-* This function sets given PCI interface its local device number.
-* Note: In case the PCI interface is PCI-X, the information is read-only.
-*
-* INPUT:
-* pciIf - PCI interface number.
-* devNum - Device number.
-*
-* OUTPUT:
-* None.
-*
-* RETURN:
-* MV_NOT_ALLOWED in case PCI interface is PCI-X. MV_BAD_PARAM on bad parameters ,
-* otherwise MV_OK
-*
-*******************************************************************************/
-MV_STATUS mvPciIfLocalDevNumSet(MV_U32 pciIf, MV_U32 devNum)
-{
- PCI_IF_TYPE pciIfType = mvPciIfTypeGet(pciIf);
-
- if (PCI_IF_TYPE_CONVEN_PCIX == pciIfType)
- {
- #if defined(MV_INCLUDE_PCI)
- return mvPciLocalDevNumSet(pciIf - MV_PCI_START_IF,
- devNum);
- #else
- return MV_OK;
- #endif
- }
- else if (PCI_IF_TYPE_PEX == pciIfType)
- {
- #if defined(MV_INCLUDE_PEX)
- return mvPexLocalDevNumSet(pciIf - MV_PEX_START_IF,
- devNum);
- #else
- return MV_OK;
- #endif
- }
- else
- {
- mvOsPrintf("%s: ERROR!!! Invalid pciIf %d\n", __FUNCTION__, pciIf);
- }
-
- return MV_FAIL;
-
-}
-
-/*******************************************************************************
-* mvPciLocalDevNumGet - Get PCI interface local device number.
-*
-* DESCRIPTION:
-* This function gets the local device number of a given PCI interface.
-*
-* INPUT:
-* pciIf - PCI interface number.
-*
-* OUTPUT:
-* None.
-*
-* RETURN:
-* Local device number. 0xffffffff on Error
-*
-*******************************************************************************/
-MV_U32 mvPciIfLocalDevNumGet(MV_U32 pciIf)
-{
- PCI_IF_TYPE pciIfType = mvPciIfTypeGet(pciIf);
-
- if (PCI_IF_TYPE_CONVEN_PCIX == pciIfType)
- {
- #if defined(MV_INCLUDE_PCI)
- return mvPciLocalDevNumGet(pciIf - MV_PCI_START_IF);
- #else
- return 0xFFFFFFFF;
- #endif
- }
- else if (PCI_IF_TYPE_PEX == pciIfType)
- {
- #if defined(MV_INCLUDE_PEX)
- return mvPexLocalDevNumGet(pciIf - MV_PEX_START_IF);
- #else
- return 0xFFFFFFFF;
- #endif
-
- }
- else
- {
- mvOsPrintf("%s: ERROR!!! Invalid pciIf %d\n", __FUNCTION__, pciIf);
- }
-
- return 0;
-
-}
-
-/*******************************************************************************
-* mvPciIfTypeGet -
-*
-* DESCRIPTION:
-*
-* INPUT:
-*
-* OUTPUT:
-* None.
-*
-* RETURN:
-*
-*******************************************************************************/
-
-PCI_IF_TYPE mvPciIfTypeGet(MV_U32 pciIf)
-{
-
- if ((pciIf >= MV_PCI_START_IF)&&(pciIf < MV_PCI_MAX_IF + MV_PCI_START_IF))
- {
- return PCI_IF_TYPE_CONVEN_PCIX;
- }
- else if ((pciIf >= MV_PEX_START_IF) &&
- (pciIf < MV_PEX_MAX_IF + MV_PEX_START_IF))
- {
- return PCI_IF_TYPE_PEX;
-
- }
- else
- {
- mvOsPrintf("%s: ERROR!!! Invalid pciIf %d\n", __FUNCTION__, pciIf);
- }
-
- return 0xffffffff;
-
-}
-
-/*******************************************************************************
-* mvPciIfTypeGet -
-*
-* DESCRIPTION:
-*
-* INPUT:
-*
-* OUTPUT:
-* None.
-*
-* RETURN:
-*
-*******************************************************************************/
-
-MV_U32 mvPciRealIfNumGet(MV_U32 pciIf)
-{
-
- PCI_IF_TYPE pciIfType = mvPciIfTypeGet(pciIf);
-
- if (PCI_IF_TYPE_CONVEN_PCIX == pciIfType)
- {
- return (pciIf - MV_PCI_START_IF);
- }
- else if (PCI_IF_TYPE_PEX == pciIfType)
- {
- return (pciIf - MV_PEX_START_IF);
-
- }
- else
- {
- mvOsPrintf("%s: ERROR!!! Invalid pciIf %d\n", __FUNCTION__, pciIf);
- }
-
- return 0xffffffff;
-
-}
-
-
-
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