--- /dev/null
+/*******************************************************************************
+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 "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;
+}
+
+
+
projects / openwrt / svn-archive / archive.git / blobdiff