/******************************************************************************* 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) { 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