| /******************************************************************************* |
| 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" ); |
| } |
| } |
| } |
| } |
| |
| |