| /******************************************************************************* |
| Copyright (C) Marvell International Ltd. and its affiliates |
| |
| This software file (the "File") is owned and distributed by Marvell |
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| 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. |
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| ******************************************************************************** |
| 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 |
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| |
| 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 |
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| 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 "mvTypes.h" |
| #include "mvCommon.h" |
| #include "mvOs.h" |
| #include "ctrlEnv/mvCtrlEnvLib.h" |
| #include "cpu/mvCpu.h" |
| #include "ctrlEnv/sys/mvCpuIf.h" |
| #include "sata/CoreDriver/mvRegs.h" |
| #include "ctrlEnv/sys/mvSysSata.h" |
| |
| MV_TARGET sataAddrDecPrioTab[] = |
| { |
| #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_PEX) |
| PEX0_MEM, |
| #endif |
| TBL_TERM |
| }; |
| |
| |
| /******************************************************************************* |
| * sataWinOverlapDetect - Detect SATA address windows overlapping |
| * |
| * DESCRIPTION: |
| * An unpredicted behaviur is expected in case SATA address decode |
| * windows overlapps. |
| * This function detects SATA 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 sataWinOverlapDetect(int dev, MV_U32 winNum, |
| MV_ADDR_WIN *pAddrWin) |
| { |
| MV_U32 winNumIndex; |
| MV_SATA_DEC_WIN addrDecWin; |
| |
| for(winNumIndex=0; winNumIndex<MV_SATA_MAX_ADDR_DECODE_WIN; winNumIndex++) |
| { |
| /* Do not check window itself */ |
| if (winNumIndex == winNum) |
| { |
| continue; |
| } |
| |
| /* Get window parameters */ |
| if (MV_OK != mvSataWinGet(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; |
| } |
| |
| |
| /******************************************************************************* |
| * mvSataWinSet - Set SATA 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 SATA will be able to access the |
| * target within the address window. |
| * |
| * INPUT: |
| * winNum - SATA target address decode window number. |
| * pAddrDecWin - SATA 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 mvSataWinSet(int dev, MV_U32 winNum, MV_SATA_DEC_WIN *pAddrDecWin) |
| { |
| MV_TARGET_ATTRIB targetAttribs; |
| MV_DEC_REGS decRegs; |
| |
| /* Parameter checking */ |
| if (winNum >= MV_SATA_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 == sataWinOverlapDetect(dev, winNum, &pAddrDecWin->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(pAddrDecWin->addrWin.baseLow, pAddrDecWin->addrWin.size)) |
| { |
| mvOsPrintf("mvSataWinSet:Error setting SATA window %d to "\ |
| "target %s.\nAddress 0x%08x is unaligned to size 0x%x.\n", |
| winNum, |
| mvCtrlTargetNameGet(pAddrDecWin->target), |
| pAddrDecWin->addrWin.baseLow, |
| pAddrDecWin->addrWin.size); |
| return MV_ERROR; |
| } |
| |
| decRegs.baseReg = 0; |
| decRegs.sizeReg = 0; |
| |
| if (MV_OK != mvCtrlAddrDecToReg(&(pAddrDecWin->addrWin),&decRegs)) |
| { |
| mvOsPrintf("%s: mvCtrlAddrDecToReg Failed\n", __FUNCTION__); |
| return MV_ERROR; |
| } |
| |
| mvCtrlAttribGet(pAddrDecWin->target, &targetAttribs); |
| |
| /* set attributes */ |
| decRegs.sizeReg &= ~MV_SATA_WIN_ATTR_MASK; |
| decRegs.sizeReg |= (targetAttribs.attrib << MV_SATA_WIN_ATTR_OFFSET); |
| |
| /* set target ID */ |
| decRegs.sizeReg &= ~MV_SATA_WIN_TARGET_MASK; |
| decRegs.sizeReg |= (targetAttribs.targetId << MV_SATA_WIN_TARGET_OFFSET); |
| |
| if (pAddrDecWin->enable == MV_TRUE) |
| { |
| decRegs.sizeReg |= MV_SATA_WIN_ENABLE_MASK; |
| } |
| else |
| { |
| decRegs.sizeReg &= ~MV_SATA_WIN_ENABLE_MASK; |
| } |
| |
| MV_REG_WRITE( MV_SATA_WIN_CTRL_REG(dev, winNum), decRegs.sizeReg); |
| MV_REG_WRITE( MV_SATA_WIN_BASE_REG(dev, winNum), decRegs.baseReg); |
| |
| return MV_OK; |
| } |
| |
| /******************************************************************************* |
| * mvSataWinGet - Get SATA peripheral target address window. |
| * |
| * DESCRIPTION: |
| * Get SATA peripheral target address window. |
| * |
| * INPUT: |
| * winNum - SATA target address decode window number. |
| * |
| * OUTPUT: |
| * pAddrDecWin - SATA target window data structure. |
| * |
| * RETURN: |
| * MV_ERROR if register parameters are invalid. |
| * |
| *******************************************************************************/ |
| MV_STATUS mvSataWinGet(int dev, MV_U32 winNum, MV_SATA_DEC_WIN *pAddrDecWin) |
| { |
| MV_DEC_REGS decRegs; |
| MV_TARGET_ATTRIB targetAttrib; |
| |
| /* Parameter checking */ |
| if (winNum >= MV_SATA_MAX_ADDR_DECODE_WIN) |
| { |
| mvOsPrintf("%s (dev=%d): ERR. Invalid winNum %d\n", |
| __FUNCTION__, dev, winNum); |
| return MV_NOT_SUPPORTED; |
| } |
| |
| decRegs.baseReg = MV_REG_READ( MV_SATA_WIN_BASE_REG(dev, winNum) ); |
| decRegs.sizeReg = MV_REG_READ( MV_SATA_WIN_CTRL_REG(dev, winNum) ); |
| |
| if (MV_OK != mvCtrlRegToAddrDec(&decRegs, &pAddrDecWin->addrWin) ) |
| { |
| mvOsPrintf("%s: mvCtrlRegToAddrDec Failed\n", __FUNCTION__); |
| return MV_ERROR; |
| } |
| |
| /* attrib and targetId */ |
| targetAttrib.attrib = (decRegs.sizeReg & MV_SATA_WIN_ATTR_MASK) >> |
| MV_SATA_WIN_ATTR_OFFSET; |
| targetAttrib.targetId = (decRegs.sizeReg & MV_SATA_WIN_TARGET_MASK) >> |
| MV_SATA_WIN_TARGET_OFFSET; |
| |
| pAddrDecWin->target = mvCtrlTargetGet(&targetAttrib); |
| |
| /* Check if window is enabled */ |
| if(decRegs.sizeReg & MV_SATA_WIN_ENABLE_MASK) |
| { |
| pAddrDecWin->enable = MV_TRUE; |
| } |
| else |
| { |
| pAddrDecWin->enable = MV_FALSE; |
| } |
| return MV_OK; |
| } |
| /******************************************************************************* |
| * mvSataAddrDecShow - Print the SATA address decode map. |
| * |
| * DESCRIPTION: |
| * This function print the SATA address decode map. |
| * |
| * INPUT: |
| * None. |
| * |
| * OUTPUT: |
| * None. |
| * |
| * RETURN: |
| * None. |
| * |
| *******************************************************************************/ |
| MV_VOID mvSataAddrDecShow(MV_VOID) |
| { |
| |
| MV_SATA_DEC_WIN win; |
| int i,j; |
| |
| |
| |
| for( j = 0; j < MV_SATA_MAX_CHAN; j++ ) |
| { |
| if (MV_FALSE == mvCtrlPwrClckGet(SATA_UNIT_ID, j)) |
| return; |
| |
| mvOsOutput( "\n" ); |
| mvOsOutput( "SATA %d:\n", j ); |
| mvOsOutput( "----\n" ); |
| |
| for( i = 0; i < MV_SATA_MAX_ADDR_DECODE_WIN; i++ ) |
| { |
| memset( &win, 0, sizeof(MV_SATA_DEC_WIN) ); |
| |
| mvOsOutput( "win%d - ", i ); |
| |
| if( mvSataWinGet(j, i, &win ) == MV_OK ) |
| { |
| if( win.enable ) |
| { |
| mvOsOutput( "%s base %08x, ", |
| mvCtrlTargetNameGet(win.target), win.addrWin.baseLow ); |
| mvOsOutput( "...." ); |
| |
| mvSizePrint( win.addrWin.size ); |
| |
| mvOsOutput( "\n" ); |
| } |
| else |
| mvOsOutput( "disable\n" ); |
| } |
| } |
| } |
| } |
| |
| |
| /******************************************************************************* |
| * mvSataWinInit - Initialize the integrated SATA target address window. |
| * |
| * DESCRIPTION: |
| * Initialize the SATA peripheral target address window. |
| * |
| * INPUT: |
| * |
| * |
| * OUTPUT: |
| * |
| * |
| * RETURN: |
| * MV_ERROR if register parameters are invalid. |
| * |
| *******************************************************************************/ |
| MV_STATUS mvSataWinInit(MV_VOID) |
| { |
| int winNum; |
| MV_SATA_DEC_WIN sataWin; |
| MV_CPU_DEC_WIN cpuAddrDecWin; |
| MV_U32 status, winPrioIndex = 0; |
| |
| /* Initiate Sata address decode */ |
| |
| /* First disable all address decode windows */ |
| for(winNum = 0; winNum < MV_SATA_MAX_ADDR_DECODE_WIN; winNum++) |
| { |
| MV_U32 regVal = MV_REG_READ(MV_SATA_WIN_CTRL_REG(0, winNum)); |
| regVal &= ~MV_SATA_WIN_ENABLE_MASK; |
| MV_REG_WRITE(MV_SATA_WIN_CTRL_REG(0, winNum), regVal); |
| } |
| |
| winNum = 0; |
| while( (sataAddrDecPrioTab[winPrioIndex] != TBL_TERM) && |
| (winNum < MV_SATA_MAX_ADDR_DECODE_WIN) ) |
| { |
| /* first get attributes from CPU If */ |
| status = mvCpuIfTargetWinGet(sataAddrDecPrioTab[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) |
| { |
| sataWin.addrWin.baseHigh = cpuAddrDecWin.addrWin.baseHigh; |
| sataWin.addrWin.baseLow = cpuAddrDecWin.addrWin.baseLow; |
| sataWin.addrWin.size = cpuAddrDecWin.addrWin.size; |
| sataWin.enable = MV_TRUE; |
| sataWin.target = sataAddrDecPrioTab[winPrioIndex]; |
| |
| if(MV_OK != mvSataWinSet(0/*dev*/, winNum, &sataWin)) |
| { |
| return MV_ERROR; |
| } |
| winNum++; |
| } |
| winPrioIndex++; |
| } |
| return MV_OK; |
| } |
| |
| |
| |