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/*******************************************************************************
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*******************************************************************************/
#include "mvTypes.h"
#include "mvOs.h"
#include "ctrlEnv/mvCtrlEnvLib.h"
#include "device/mvDevice.h"
/* defines */
#ifdef DEBUG
#define DB(x) x
#else
#define DB(x)
#endif
/*******************************************************************************
* mvDevPramSet - Set device interface bank parameters
*
* DESCRIPTION:
* This function sets a device bank parameters to a given device.
*
* INPUT:
* device - Device number. See MV_DEVICE enumerator.
* *pDevParams - Device bank parameter struct.
*
* OUTPUT:
* None.
*
* RETURN:
* MV_BAD_PARAM for bad parameters ,MV_ERROR on error ! otherwise MV_OK
*
*******************************************************************************/
MV_STATUS mvDevIfPramSet(MV_DEVICE device, MV_DEVICE_PARAM *pDevParams)
{
MV_U32 devParam = 0;
/* check parameters */
if (device >= MV_DEV_MAX_CS) {
DB(mvOsPrintf("mvDevIfPramSet: ERR. Invalid Device num %d\n", device));
return MV_BAD_PARAM;
}
if (pDevParams->turnOff > MAX_DBP_TURNOFF) {
DB(mvOsPrintf("mvDevIfPramSet: ERR. pDevParams->turnOff out of range\n"));
return MV_ERROR;
}
if (pDevParams->acc2First > MAX_DBP_ACC2FIRST) {
DB(mvOsPrintf("mvDevIfPramSet: ERR. pDevParams->acc2First out of range\n"));
return MV_ERROR;
}
if (pDevParams->acc2Next > MAX_DBP_ACC2NEXT) {
DB(mvOsPrintf("mvDevIfPramSet: ERR. pDevParams->acc2Next out of range\n"));
return MV_ERROR;
}
if (pDevParams->ale2Wr > MAX_DBP_ALE2WR) {
DB(mvOsPrintf("mvDevIfPramSet: ERR. pDevParams->ale2Wr out of range\n"));
return MV_ERROR;
}
if (pDevParams->wrLow > MAX_DBP_WRLOW) {
DB(mvOsPrintf("mvDevIfPramSet: ERR. pDevParams->ale2Wr out of range\n"));
return MV_ERROR;
}
if (pDevParams->wrHigh > MAX_DBP_WRHIGH) {
DB(mvOsPrintf("mvDevIfPramSet: ERR. pDevParams->ale2Wr out of range\n"));
return MV_ERROR;
}
if ((pDevParams->badrSkew << DBP_BADRSKEW_OFFS) > DBP_BADRSKEW_2CYCLE) {
DB(mvOsPrintf("mvDevIfPramSet: ERR. pDevParams->badrSkew out of range\n"));
return MV_ERROR;
}
if ((pDevParams->deviceWidth != 8) && (pDevParams->deviceWidth != 16) && (pDevParams->deviceWidth != 32)) {
DB(mvOsPrintf("mvDevIfPramSet: ERR. pDevParams->deviceWidth out of range\n"));
return MV_ERROR;
}
/* devParam = MV_REG_READ(DEV_BANK_PARAM_REG(device)); */
/* setting values */
devParam |= DBP_TURNOFF_SET(pDevParams->turnOff);
devParam |= DBP_ACC2FIRST_SET(pDevParams->acc2First);
devParam |= DBP_ACC2NEXT_SET(pDevParams->acc2Next);
devParam |= ((pDevParams->badrSkew & DBP_BADRSKEW_MASK) << DBP_BADRSKEW_OFFS);
switch (pDevParams->deviceWidth) {
case 8:
devParam |= DBP_DEVWIDTH_8BIT;
break;
case 16:
devParam |= DBP_DEVWIDTH_16BIT;
break;
case 32:
devParam |= DBP_DEVWIDTH_32BIT;
break;
default:
return MV_ERROR;
}
MV_REG_WRITE(DEV_BANK_PARAM_REG(device), devParam);
devParam = 0;
devParam |= DBP_ALE2WR_SET(pDevParams->ale2Wr);
devParam |= DBP_WRLOW_SET(pDevParams->wrLow);
devParam |= DBP_WRHIGH_SET(pDevParams->wrHigh);
MV_REG_WRITE(DEV_BANK_PARAM_REG_WR(device), devParam);
return MV_OK;
}
/*******************************************************************************
* mvDevPramget - Get device interface bank parameters
*
* DESCRIPTION:
* This function retrieves a device bank parameter settings.
*
* INPUT:
* device - Device number. See MV_DEVICE enumerator.
*
* OUTPUT:
* *pDevParams - Device bank parameter struct.
*
* RETURN:
* MV_BAD_PARAM for bad parameters ,MV_ERROR on error ! otherwise MV_OK
*
*******************************************************************************/
MV_STATUS mvDevPramGet(MV_DEVICE device, MV_DEVICE_PARAM *pDevParams)
{
MV_U32 devParam = 0;
/* check parameters */
if (device >= MV_DEV_MAX_CS) {
DB(mvOsPrintf("mvDevIfPramSet: ERR. Invalid Device num %d\n", device));
return MV_BAD_PARAM;
}
devParam = MV_REG_READ(DEV_BANK_PARAM_REG(device));
pDevParams->turnOff = DBP_TURNOFF_GET(devParam);
pDevParams->acc2First = DBP_ACC2FIRST_GET(devParam);
pDevParams->acc2Next = DBP_ACC2NEXT_GET(devParam);
pDevParams->badrSkew = (devParam & DBP_BADRSKEW_MASK) >> DBP_BADRSKEW_OFFS;
switch (devParam & DBP_DEVWIDTH_MASK) {
case DBP_DEVWIDTH_8BIT:
pDevParams->deviceWidth = 8;
break;
case DBP_DEVWIDTH_16BIT:
pDevParams->deviceWidth = 16;
break;
case DBP_DEVWIDTH_32BIT:
pDevParams->deviceWidth = 32;
break;
default:
DB(mvOsPrintf("mvDevIfPramSet: ERR. pDevParams->deviceWidth non valid value\n"));
return MV_ERROR;
break;
}
devParam = MV_REG_READ(DEV_BANK_PARAM_REG_WR(device));
pDevParams->ale2Wr = DBP_ALE2WR_GET(devParam);
pDevParams->wrLow = DBP_WRLOW_GET(devParam);
pDevParams->wrHigh = DBP_WRHIGH_GET(devParam);
return MV_OK;
}
/*******************************************************************************
* mvDevWidthGet - Get device width parameter
*
* DESCRIPTION:
* This function gets width parameter of a given device.
*
* INPUT:
* device - Device number. See MV_DEVICE enumerator.
*
* OUTPUT:
* None.
*
* RETURN:
* Device width in bits (8,16,32...).
*
*******************************************************************************/
MV_U32 mvDevWidthGet(MV_DEVICE device)
{
MV_U32 devParam;
/* check parameters */
if (device >= MV_DEV_MAX_CS) {
DB(mvOsPrintf("mvDevIfPramSet: ERR. Invalid Device num %d\n", device));
return MV_BAD_PARAM;
}
devParam = MV_REG_READ(DEV_BANK_PARAM_REG(device));
devParam = (devParam & DBP_DEVWIDTH_MASK) >> DBP_DEVWIDTH_OFFS;
return (MV_U32) (0x8 << devParam);
}
/*******************************************************************************
* mvDevNandDevCsSet - Set NAND chip-select, care mode and init sequence
*
* DESCRIPTION:
* This function set the NAND flash controller registers with NAND
* device chip-select.
*
* INPUT:
* devNum - Device number. See MV_DEVICE enumerator.
* careMode - NAND device care mode (0 = Don't care, '1' = care).
*
* OUTPUT:
* None.
*
* RETURN:
* None.
*
*******************************************************************************/
MV_VOID mvDevNandDevCsSet(MV_DEVICE device, MV_BOOL careMode)
{
MV_U32 nfCtrlReg; /* NAND Flash Control Register */
/* Set chip select */
nfCtrlReg = MV_REG_READ(DEV_NAND_CTRL_REG);
nfCtrlReg |= (DINFCR_NF_CS_MASK(device));
if (careMode)
nfCtrlReg |= (DINFCR_NF_ACT_CE_MASK(device));
else
nfCtrlReg &= ~(DINFCR_NF_ACT_CE_MASK(device));
MV_REG_WRITE(DEV_NAND_CTRL_REG, nfCtrlReg);
}