diff options
Diffstat (limited to 'target/linux/generic/files/crypto/ocf/kirkwood/mvHal/mv_hal/pci-if/mvPciIf.c')
| -rw-r--r-- | target/linux/generic/files/crypto/ocf/kirkwood/mvHal/mv_hal/pci-if/mvPciIf.c | 669 |
1 files changed, 669 insertions, 0 deletions
diff --git a/target/linux/generic/files/crypto/ocf/kirkwood/mvHal/mv_hal/pci-if/mvPciIf.c b/target/linux/generic/files/crypto/ocf/kirkwood/mvHal/mv_hal/pci-if/mvPciIf.c new file mode 100644 index 000000000..672d3e31f --- /dev/null +++ b/target/linux/generic/files/crypto/ocf/kirkwood/mvHal/mv_hal/pci-if/mvPciIf.c @@ -0,0 +1,669 @@ +/******************************************************************************* +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; + +} + + + |