diff options
Diffstat (limited to 'target/linux/generic/files/crypto/ocf/kirkwood/mvHal/kw_family/ctrlEnv/sys/mvSysUsb.c')
| -rw-r--r-- | target/linux/generic/files/crypto/ocf/kirkwood/mvHal/kw_family/ctrlEnv/sys/mvSysUsb.c | 497 |
1 files changed, 497 insertions, 0 deletions
diff --git a/target/linux/generic/files/crypto/ocf/kirkwood/mvHal/kw_family/ctrlEnv/sys/mvSysUsb.c b/target/linux/generic/files/crypto/ocf/kirkwood/mvHal/kw_family/ctrlEnv/sys/mvSysUsb.c new file mode 100644 index 000000000..195b5e13e --- /dev/null +++ b/target/linux/generic/files/crypto/ocf/kirkwood/mvHal/kw_family/ctrlEnv/sys/mvSysUsb.c @@ -0,0 +1,497 @@ +/******************************************************************************* +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 "ctrlEnv/sys/mvSysUsb.h" + +MV_TARGET usbAddrDecPrioTab[] = +{ +#if defined(MV_INCLUDE_SDRAM_CS0) + SDRAM_CS0, +#endif +#if defined(MV_INCLUDE_SDRAM_CS1) + SDRAM_CS1, +#endif +#if defined(MV_INCLUDE_SDRAM_CS2) + SDRAM_CS2, +#endif +#if defined(MV_INCLUDE_SDRAM_CS3) + SDRAM_CS3, +#endif +#if defined(MV_INCLUDE_CESA) && defined(USB_UNDERRUN_WA) + CRYPT_ENG, +#endif +#if defined(MV_INCLUDE_PEX) + PEX0_MEM, +#endif + TBL_TERM +}; + + + +MV_STATUS mvUsbInit(int dev, MV_BOOL isHost) +{ + MV_STATUS status; + + status = mvUsbWinInit(dev); + if(status != MV_OK) + return status; + + return mvUsbHalInit(dev, isHost); +} + + +/******************************************************************************* +* usbWinOverlapDetect - Detect USB address windows overlapping +* +* DESCRIPTION: +* An unpredicted behaviur is expected in case USB address decode +* windows overlapps. +* This function detects USB address decode windows overlapping of a +* specified window. The function does not check the window itself for +* overlapping. The function also skipps disabled address decode windows. +* +* INPUT: +* winNum - address decode window number. +* pAddrDecWin - An address decode window struct. +* +* OUTPUT: +* None. +* +* RETURN: +* MV_TRUE if the given address window overlap current address +* decode map, MV_FALSE otherwise, MV_ERROR if reading invalid data +* from registers. +* +*******************************************************************************/ +static MV_STATUS usbWinOverlapDetect(int dev, MV_U32 winNum, + MV_ADDR_WIN *pAddrWin) +{ + MV_U32 winNumIndex; + MV_DEC_WIN addrDecWin; + + for(winNumIndex=0; winNumIndex<MV_USB_MAX_ADDR_DECODE_WIN; winNumIndex++) + { + /* Do not check window itself */ + if (winNumIndex == winNum) + { + continue; + } + + /* Get window parameters */ + if (MV_OK != mvUsbWinGet(dev, winNumIndex, &addrDecWin)) + { + mvOsPrintf("%s: ERR. TargetWinGet failed\n", __FUNCTION__); + return MV_ERROR; + } + + /* Do not check disabled windows */ + if(addrDecWin.enable == MV_FALSE) + { + continue; + } + + if (MV_TRUE == ctrlWinOverlapTest(pAddrWin, &(addrDecWin.addrWin))) + { + return MV_TRUE; + } + } + return MV_FALSE; +} + +/******************************************************************************* +* mvUsbWinSet - Set USB target address window +* +* DESCRIPTION: +* This function sets a peripheral target (e.g. SDRAM bank0, PCI_MEM0) +* address window, also known as address decode window. +* After setting this target window, the USB will be able to access the +* target within the address window. +* +* INPUT: +* winNum - USB target address decode window number. +* pAddrDecWin - USB target window data structure. +* +* OUTPUT: +* None. +* +* RETURN: +* MV_ERROR if address window overlapps with other address decode windows. +* MV_BAD_PARAM if base address is invalid parameter or target is +* unknown. +* +*******************************************************************************/ +MV_STATUS mvUsbWinSet(int dev, MV_U32 winNum, MV_DEC_WIN *pDecWin) +{ + MV_DEC_WIN_PARAMS winParams; + MV_U32 sizeReg, baseReg; + + /* Parameter checking */ + if (winNum >= MV_USB_MAX_ADDR_DECODE_WIN) + { + mvOsPrintf("%s: ERR. Invalid win num %d\n",__FUNCTION__, winNum); + return MV_BAD_PARAM; + } + + /* Check if the requested window overlapps with current windows */ + if (MV_TRUE == usbWinOverlapDetect(dev, winNum, &pDecWin->addrWin)) + { + mvOsPrintf("%s: ERR. Window %d overlap\n", __FUNCTION__, winNum); + return MV_ERROR; + } + + /* check if address is aligned to the size */ + if(MV_IS_NOT_ALIGN(pDecWin->addrWin.baseLow, pDecWin->addrWin.size)) + { + mvOsPrintf("mvUsbWinSet:Error setting USB window %d to "\ + "target %s.\nAddress 0x%08x is unaligned to size 0x%x.\n", + winNum, + mvCtrlTargetNameGet(pDecWin->target), + pDecWin->addrWin.baseLow, + pDecWin->addrWin.size); + return MV_ERROR; + } + + if(MV_OK != mvCtrlAddrDecToParams(pDecWin, &winParams)) + { + mvOsPrintf("%s: mvCtrlAddrDecToParams Failed\n", __FUNCTION__); + return MV_ERROR; + } + + /* set Size, Attributes and TargetID */ + sizeReg = (((winParams.targetId << MV_USB_WIN_TARGET_OFFSET) & MV_USB_WIN_TARGET_MASK) | + ((winParams.attrib << MV_USB_WIN_ATTR_OFFSET) & MV_USB_WIN_ATTR_MASK) | + ((winParams.size << MV_USB_WIN_SIZE_OFFSET) & MV_USB_WIN_SIZE_MASK)); + +#if defined(MV645xx) || defined(MV646xx) + /* If window is DRAM with HW cache coherency, make sure bit2 is set */ + sizeReg &= ~MV_USB_WIN_BURST_WR_LIMIT_MASK; + + if((MV_TARGET_IS_DRAM(pDecWin->target)) && + (pDecWin->addrWinAttr.cachePolicy != NO_COHERENCY)) + { + sizeReg |= MV_USB_WIN_BURST_WR_32BIT_LIMIT; + } + else + { + sizeReg |= MV_USB_WIN_BURST_WR_NO_LIMIT; + } +#endif /* MV645xx || MV646xx */ + + if (pDecWin->enable == MV_TRUE) + { + sizeReg |= MV_USB_WIN_ENABLE_MASK; + } + else + { + sizeReg &= ~MV_USB_WIN_ENABLE_MASK; + } + + /* Update Base value */ + baseReg = (winParams.baseAddr & MV_USB_WIN_BASE_MASK); + + MV_REG_WRITE( MV_USB_WIN_CTRL_REG(dev, winNum), sizeReg); + MV_REG_WRITE( MV_USB_WIN_BASE_REG(dev, winNum), baseReg); + + return MV_OK; +} + +/******************************************************************************* +* mvUsbWinGet - Get USB peripheral target address window. +* +* DESCRIPTION: +* Get USB peripheral target address window. +* +* INPUT: +* winNum - USB target address decode window number. +* +* OUTPUT: +* pDecWin - USB target window data structure. +* +* RETURN: +* MV_ERROR if register parameters are invalid. +* +*******************************************************************************/ +MV_STATUS mvUsbWinGet(int dev, MV_U32 winNum, MV_DEC_WIN *pDecWin) +{ + MV_DEC_WIN_PARAMS winParam; + MV_U32 sizeReg, baseReg; + + /* Parameter checking */ + if (winNum >= MV_USB_MAX_ADDR_DECODE_WIN) + { + mvOsPrintf("%s (dev=%d): ERR. Invalid winNum %d\n", + __FUNCTION__, dev, winNum); + return MV_NOT_SUPPORTED; + } + + baseReg = MV_REG_READ( MV_USB_WIN_BASE_REG(dev, winNum) ); + sizeReg = MV_REG_READ( MV_USB_WIN_CTRL_REG(dev, winNum) ); + + /* Check if window is enabled */ + if(sizeReg & MV_USB_WIN_ENABLE_MASK) + { + pDecWin->enable = MV_TRUE; + + /* Extract window parameters from registers */ + winParam.targetId = (sizeReg & MV_USB_WIN_TARGET_MASK) >> MV_USB_WIN_TARGET_OFFSET; + winParam.attrib = (sizeReg & MV_USB_WIN_ATTR_MASK) >> MV_USB_WIN_ATTR_OFFSET; + winParam.size = (sizeReg & MV_USB_WIN_SIZE_MASK) >> MV_USB_WIN_SIZE_OFFSET; + winParam.baseAddr = (baseReg & MV_USB_WIN_BASE_MASK); + + /* Translate the decode window parameters to address decode struct */ + if (MV_OK != mvCtrlParamsToAddrDec(&winParam, pDecWin)) + { + mvOsPrintf("Failed to translate register parameters to USB address" \ + " decode window structure\n"); + return MV_ERROR; + } + } + else + { + pDecWin->enable = MV_FALSE; + } + return MV_OK; +} + +/******************************************************************************* +* mvUsbWinInit - +* +* INPUT: +* +* OUTPUT: +* +* RETURN: +* MV_ERROR if register parameters are invalid. +* +*******************************************************************************/ +MV_STATUS mvUsbWinInit(int dev) +{ + MV_STATUS status; + MV_DEC_WIN usbWin; + MV_CPU_DEC_WIN cpuAddrDecWin; + int winNum; + MV_U32 winPrioIndex = 0; + + /* First disable all address decode windows */ + for(winNum = 0; winNum < MV_USB_MAX_ADDR_DECODE_WIN; winNum++) + { + MV_REG_BIT_RESET(MV_USB_WIN_CTRL_REG(dev, winNum), MV_USB_WIN_ENABLE_MASK); + } + + /* Go through all windows in user table until table terminator */ + winNum = 0; + while( (usbAddrDecPrioTab[winPrioIndex] != TBL_TERM) && + (winNum < MV_USB_MAX_ADDR_DECODE_WIN) ) + { + /* first get attributes from CPU If */ + status = mvCpuIfTargetWinGet(usbAddrDecPrioTab[winPrioIndex], + &cpuAddrDecWin); + + if(MV_NO_SUCH == status) + { + winPrioIndex++; + continue; + } + if (MV_OK != status) + { + mvOsPrintf("%s: ERR. mvCpuIfTargetWinGet failed\n", __FUNCTION__); + return MV_ERROR; + } + + if (cpuAddrDecWin.enable == MV_TRUE) + { + usbWin.addrWin.baseHigh = cpuAddrDecWin.addrWin.baseHigh; + usbWin.addrWin.baseLow = cpuAddrDecWin.addrWin.baseLow; + usbWin.addrWin.size = cpuAddrDecWin.addrWin.size; + usbWin.enable = MV_TRUE; + usbWin.target = usbAddrDecPrioTab[winPrioIndex]; + +#if defined(MV645xx) || defined(MV646xx) + /* Get the default attributes for that target window */ + mvCtrlDefAttribGet(usbWin.target, &usbWin.addrWinAttr); +#endif /* MV645xx || MV646xx */ + + if(MV_OK != mvUsbWinSet(dev, winNum, &usbWin)) + { + return MV_ERROR; + } + winNum++; + } + winPrioIndex++; + } + return MV_OK; +} + +/******************************************************************************* +* mvUsbAddrDecShow - Print the USB address decode map. +* +* DESCRIPTION: +* This function print the USB address decode map. +* +* INPUT: +* None. +* +* OUTPUT: +* None. +* +* RETURN: +* None. +* +*******************************************************************************/ +MV_VOID mvUsbAddrDecShow(MV_VOID) +{ + MV_DEC_WIN addrDecWin; + int i, winNum; + + mvOsOutput( "\n" ); + mvOsOutput( "USB:\n" ); + mvOsOutput( "----\n" ); + + for(i=0; i<mvCtrlUsbMaxGet(); i++) + { + mvOsOutput( "Device %d:\n", i); + + for(winNum = 0; winNum < MV_USB_MAX_ADDR_DECODE_WIN; winNum++) + { + memset(&addrDecWin, 0, sizeof(MV_DEC_WIN) ); + + mvOsOutput( "win%d - ", winNum ); + + if( mvUsbWinGet(i, winNum, &addrDecWin ) == MV_OK ) + { + if( addrDecWin.enable ) + { + mvOsOutput( "%s base %08x, ", + mvCtrlTargetNameGet(addrDecWin.target), addrDecWin.addrWin.baseLow ); + + mvSizePrint( addrDecWin.addrWin.size ); + +#if defined(MV645xx) || defined(MV646xx) + switch( addrDecWin.addrWinAttr.swapType) + { + case MV_BYTE_SWAP: + mvOsOutput( "BYTE_SWAP, " ); + break; + case MV_NO_SWAP: + mvOsOutput( "NO_SWAP , " ); + break; + case MV_BYTE_WORD_SWAP: + mvOsOutput( "BYTE_WORD_SWAP, " ); + break; + case MV_WORD_SWAP: + mvOsOutput( "WORD_SWAP, " ); + break; + default: + mvOsOutput( "SWAP N/A , " ); + } + + switch( addrDecWin.addrWinAttr.cachePolicy ) + { + case NO_COHERENCY: + mvOsOutput( "NO_COHERENCY , " ); + break; + case WT_COHERENCY: + mvOsOutput( "WT_COHERENCY , " ); + break; + case WB_COHERENCY: + mvOsOutput( "WB_COHERENCY , " ); + break; + default: + mvOsOutput( "COHERENCY N/A, " ); + } + + switch( addrDecWin.addrWinAttr.pcixNoSnoop ) + { + case 0: + mvOsOutput( "PCI-X NS inactive, " ); + break; + case 1: + mvOsOutput( "PCI-X NS active , " ); + break; + default: + mvOsOutput( "PCI-X NS N/A , " ); + } + + switch( addrDecWin.addrWinAttr.p2pReq64 ) + { + case 0: + mvOsOutput( "REQ64 force" ); + break; + case 1: + mvOsOutput( "REQ64 detect" ); + break; + default: + mvOsOutput( "REQ64 N/A" ); + } +#endif /* MV645xx || MV646xx */ + mvOsOutput( "\n" ); + } + else + mvOsOutput( "disable\n" ); + } + } + } +} + + |