/*******************************************************************************
* mvSataWinRead - 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 mvSataWinRead(MV_U32 dev, MV_U32 winNum, MV_UNIT_WIN_INFO *pAddrDecWin)
{
MV_U32 sizeReg, baseReg;
MV_U32 sizeRegVal;
/* 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;
}
baseReg = MV_REG_READ( MV_SATA_WIN_BASE_REG(dev, winNum) );
sizeReg = MV_REG_READ( MV_SATA_WIN_CTRL_REG(dev, winNum) );
/* Extract base address and size */
sizeRegVal = (sizeReg & MV_SATA_WIN_SIZE_MASK) >> MV_SATA_WIN_SIZE_OFFSET;
pAddrDecWin->addrWin.size = (sizeRegVal + 1) *MV_SATA_WIN_SIZE_ALIGN;
pAddrDecWin->addrWin.baseLow = baseReg & MV_SATA_WIN_BASE_MASK;
pAddrDecWin->addrWin.baseHigh = 0;
/* attrib and targetId */
pAddrDecWin->attrib = (sizeReg & MV_SATA_WIN_ATTR_MASK) >> MV_SATA_WIN_ATTR_OFFSET;
pAddrDecWin->targetId = (sizeReg & MV_SATA_WIN_TARGET_MASK) >> MV_SATA_WIN_TARGET_OFFSET;
/* Check if window is enabled */
if(sizeReg & MV_SATA_WIN_ENABLE_MASK)
pAddrDecWin->enable = MV_TRUE;
else
pAddrDecWin->enable = MV_FALSE;
return MV_OK;
}
/*******************************************************************************
* mvSataWinWrite - 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 mvSataWinWrite(MV_U32 dev, MV_U32 winNum, MV_UNIT_WIN_INFO *pAddrDecWin)
{
MV_U32 sizeReg, baseReg;
/* 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.\n"\
"Address 0x%08x is unaligned to size 0x%x.\n",
winNum,
pAddrDecWin->addrWin.baseLow,
pAddrDecWin->addrWin.size);
return MV_ERROR;
}
baseReg = pAddrDecWin->addrWin.baseLow & MV_SATA_WIN_BASE_MASK;
sizeReg = (pAddrDecWin->addrWin.size / MV_SATA_WIN_SIZE_ALIGN) - 1;
sizeReg = sizeReg << MV_SATA_WIN_SIZE_OFFSET;
/* set attributes */
sizeReg &= ~MV_SATA_WIN_ATTR_MASK;
sizeReg |= (pAddrDecWin->attrib << MV_SATA_WIN_ATTR_OFFSET);
/* set target ID */
sizeReg &= ~MV_SATA_WIN_TARGET_MASK;
sizeReg |= (pAddrDecWin->targetId << MV_SATA_WIN_TARGET_OFFSET);
if (pAddrDecWin->enable == MV_TRUE)
sizeReg |= MV_SATA_WIN_ENABLE_MASK;
else
sizeReg &= ~MV_SATA_WIN_ENABLE_MASK;
MV_REG_WRITE( MV_SATA_WIN_CTRL_REG(dev, winNum), sizeReg);
MV_REG_WRITE( MV_SATA_WIN_BASE_REG(dev, winNum), 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;
}
/*******************************************************************************
* 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;
}