board/mv_ebu/common/mv_hal/pp2/bm/mvBm.c

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#include "mvCommon.h"		/* Should be included before mvSysHwConfig */
#include "mvTypes.h"
#include "mv802_3.h"
#include "mvDebug.h"
#include "mvCommon.h"
#include "mvOs.h"

#include "mvBm.h"

static MV_BM_POOL	mvBmPools[MV_BM_POOLS];

static MV_BM_QSET	mvBmQsets[MV_BM_QSET_MAX];
static int		mvBmRxqToQsetLong[MV_BM_QSET_PRIO_MAX];
static int		mvBmRxqToQsetShort[MV_BM_QSET_PRIO_MAX];
static int		mvBmTxqToQsetLong[MV_BM_QSET_PRIO_MAX];
static int		mvBmTxqToQsetShort[MV_BM_QSET_PRIO_MAX];

/* Initialize Hardware Buffer management unit */
MV_STATUS mvBmInit()
{
	int i;

	for (i = 0; i < MV_BM_POOLS; i++) {
		/* Mask BM all interrupts */
		mvPp2WrReg(MV_BM_INTR_MASK_REG(i), 0);
		/* Clear BM cause register */
		mvPp2WrReg(MV_BM_INTR_CAUSE_REG(i), 0);
	}

	memset(mvBmPools, 0, sizeof(mvBmPools));

	/* Enable BM priority */
	mvPp2WrReg(MV_BM_PRIO_CTRL_REG, 1);

	/* Initialize Qsets */
	for (i = 0; i < MV_BM_QSET_MAX; i++) {
		mvBmQsets[i].id = i;
		mvBmQsets[i].pool = -1;
	}

	for (i = 0; i < MV_BM_QSET_PRIO_MAX; i++) {
		mvBmRxqToQsetLong[i] = -1;
		mvBmRxqToQsetShort[i] = -1;
		mvBmTxqToQsetLong[i] = -1;
		mvBmTxqToQsetShort[i] = -1;
	}

	return MV_OK;
}

MV_STATUS mvBmPoolControl(int pool, MV_COMMAND cmd)
{
	MV_U32 regVal = 0;
	regVal = mvPp2RdReg(MV_BM_POOL_CTRL_REG(pool));

	switch (cmd) {
	case MV_START:
		regVal |= MV_BM_START_MASK;
		break;

	case MV_STOP:
		regVal |= MV_BM_STOP_MASK;
		break;

	default:
		mvOsPrintf("bmControl: Unknown command %d\n", cmd);
		return MV_FAIL;
	}
	mvPp2WrReg(MV_BM_POOL_CTRL_REG(pool), regVal);
	return MV_OK;
}

MV_STATE mvBmPoolStateGet(int pool)
{
	MV_U32 regVal;
	MV_STATE state;

	regVal = mvPp2RdReg(MV_BM_POOL_CTRL_REG(pool));

	if (regVal & MV_BM_STATE_MASK)
		state = MV_ACTIVE;
	else
		state = MV_IDLE;

	return state;
}

/* Configure BM specific pool of "capacity" size. */
MV_STATUS mvBmPoolInit(int pool, MV_U32 *virtPoolBase, MV_ULONG physPoolBase, int capacity)
{
	MV_BM_POOL	*pBmPool;

	/* validate poolId */
	if ((pool < 0) || (pool >= MV_BM_POOLS)) {
		mvOsPrintf("bmPoolId = %d is invalid \n", pool);
		return MV_BAD_PARAM;
	}
	/* poolBase must be 4 byte aligned */
	if (MV_IS_NOT_ALIGN(physPoolBase, MV_BM_POOL_PTR_ALIGN)) {
		mvOsPrintf("bmPoolBase = 0x%lx is not aligned 4 bytes\n", physPoolBase);
		return MV_NOT_ALIGNED;
	}
	if (MV_IS_NOT_ALIGN(capacity, 16)) {
		mvOsPrintf("%s: Illegal pool capacity %d, ", __func__, capacity);
		capacity = MV_ALIGN_UP(capacity, 16);
		mvOsPrintf("round to: %d\n", capacity);
	}
	/* Minimum pool capacity is 128 entries */
	if (capacity < MV_BM_POOL_CAP_MIN) {
		mvOsPrintf("bmPool capacity = %d is smaller than minimum (%d)\n", capacity, MV_BM_POOL_CAP_MIN);
		return MV_BAD_SIZE;
	}
	/* Maximum pool capacity is 16K entries (2^14) */
	if (capacity > MV_BM_POOL_CAP_MAX) {
		mvOsPrintf("bmPool capacity = %d is larger than maximum (%d)\n", capacity, MV_BM_POOL_CAP_MAX);
		return MV_BAD_SIZE;
	}
	/* Update data structure */
	pBmPool = &mvBmPools[pool];
	if (pBmPool->physAddr) {
		mvOsPrintf("bmPool = %d is already busy\n", pool);
		return MV_BUSY;
	}

	pBmPool->pool = pool;
	pBmPool->capacity = capacity;
	pBmPool->physAddr = physPoolBase;
	pBmPool->pVirt = virtPoolBase;

	mvBmPoolControl(pool, MV_STOP);

	/* Init Qsets list for this pool */
	pBmPool->qsets = mvListCreate();
	if (pBmPool->qsets == NULL) {
		mvOsPrintf("%s: failed to create Qsets list\n", __func__);
		return MV_FAIL;
	}

	/* Assign and init default Qset for this pool */
	pBmPool->defQset = &mvBmQsets[MV_BM_POOL_QSET_BASE + pool];

	mvBmQsetCreate(pBmPool->defQset->id, pool);
	mvBmQsetBuffMaxSet(pBmPool->defQset->id, 0, 0);
	mvBmQsetBuffCountersSet(pBmPool->defQset->id, 0, 0);

	/* Assign and init MC Qset for this pool */
	pBmPool->mcQset = &mvBmQsets[pool];

	mvBmQsetCreate(pBmPool->mcQset->id, pool);
	mvBmQsetBuffMaxSet(pBmPool->mcQset->id, 0, 0);
	mvBmQsetBuffCountersSet(pBmPool->mcQset->id, 0, 0);

	/* Init default priority counters for this pool */
	mvBmPoolBuffNumSet(pool, 0);
	mvBmPoolBuffCountersSet(pool, 0, 0);

	/* Set poolBase address */
	mvPp2WrReg(MV_BM_POOL_BASE_REG(pool), physPoolBase);

	/* Set Pool size */
	mvPp2WrReg(MV_BM_POOL_SIZE_REG(pool), capacity);

	return MV_OK;
}

MV_STATUS mvBmPoolBufSizeSet(int pool, int buf_size)
{
	MV_BM_POOL *pBmPool;

	/* validate poolId */
	if ((pool < 0) || (pool >= MV_BM_POOLS)) {
		mvOsPrintf("bmPoolId = %d is invalid \n", pool);
		return MV_BAD_PARAM;
	}
	pBmPool = &mvBmPools[pool];

	pBmPool->bufSize = buf_size;

	return MV_OK;
}

MV_STATUS mvBmPoolBufNumUpdate(int pool, int buf_num, int add)
{
	MV_BM_POOL *pBmPool;

	/* validate poolId */
	if ((pool < 0) || (pool >= MV_BM_POOLS)) {
		mvOsPrintf("bmPoolId = %d is invalid \n", pool);
		return MV_BAD_PARAM;
	}

	pBmPool = &mvBmPools[pool];

	if (add)
		pBmPool->bufNum += buf_num;
	else
		pBmPool->bufNum -= buf_num;

	/* Update max buffers of default Qset, MC Qset and pool shared */
	if (add) {
		mvBmQsetBuffMaxSet(pBmPool->defQset->id,
			pBmPool->defQset->maxGrntd, pBmPool->defQset->maxShared + buf_num);
		mvBmQsetBuffMaxSet(pBmPool->mcQset->id,
			pBmPool->mcQset->maxGrntd, pBmPool->mcQset->maxShared + buf_num);
		mvBmPoolBuffNumSet(pool, pBmPool->maxShared + buf_num);
	} else {
		mvBmQsetBuffMaxSet(pBmPool->defQset->id,
			pBmPool->defQset->maxGrntd, pBmPool->defQset->maxShared - buf_num);
		mvBmQsetBuffMaxSet(pBmPool->mcQset->id,
			pBmPool->mcQset->maxGrntd, pBmPool->mcQset->maxShared - buf_num);
		mvBmPoolBuffNumSet(pool, pBmPool->maxShared - buf_num);
	}

	return MV_OK;
}

/******************************************************************************/
/* BM priority API */
MV_STATUS mvBmQsetCreate(int qset, int pool)
{
	if ((pool < 0) || (pool >= MV_BM_POOLS)) {
		mvOsPrintf("%s: bmPoolId = %d is invalid\n", __func__, pool);
		return MV_BAD_PARAM;
	}
	if (qset < 0 || qset >= MV_BM_QSET_MAX) {
		mvOsPrintf("%s: Bad qset number = %d\n", __func__, qset);
		return MV_BAD_PARAM;
	}
	if (mvBmQsets[qset].pool != -1) {
		mvOsPrintf("%s: qset %d is already attached to pool %d\n", __func__, qset, mvBmQsets[qset].pool);
		return MV_FAIL;
	}

	mvBmQsets[qset].pool = pool;
	mvBmQsets[qset].refCount = 0;
	mvBmQsets[qset].maxShared = 0;
	mvBmQsets[qset].maxGrntd = 0;

	mvListAddHead(mvBmPools[pool].qsets, (MV_ULONG)qset);

	return MV_OK;
}

MV_STATUS mvBmQsetDelete(int qset)
{
	int pool;

	if (qset < 0 || qset >= MV_BM_QSET_MAX) {
		mvOsPrintf("%s: Bad qset number = %d\n", __func__, qset);
		return MV_BAD_PARAM;
	}

	if (mvBmQsets[qset].refCount > 0) {
		mvOsPrintf("%s: qset number %d has RXQs/TXQs that use it\n", __func__, qset);
		return MV_FAIL;
	}

	pool = mvBmQsets[qset].pool;
	if (pool != -1) {
		MV_LIST_ELEMENT *elm;

		if (qset == mvBmDefaultQsetNumGet(pool)) {
			mvOsPrintf("%s: Can't delete Bm pool's default Qset (%d)\n", __func__, qset);
			return MV_BAD_PARAM;
		}

		elm = mvListFind(mvBmPools[pool].qsets, (MV_ULONG)qset);

		mvListDel(elm);
	}

	mvBmQsets[qset].pool = -1;

	return MV_OK;
}

int mvBmDefaultQsetNumGet(int pool)
{
	/* validate poolId */
	if ((pool < 0) || (pool >= MV_BM_POOLS)) {
		mvOsPrintf("%s: bmPoolId = %d is invalid\n", __func__, pool);
		return MV_BAD_PARAM;
	}

	return mvBmPools[pool].defQset->id;
}

MV_STATUS mvBmRxqToQsetLongClean(int queue)
{
	int oldQset;

	if (queue < 0 || queue > MV_BM_PRIO_IDX_MASK) {
		mvOsPrintf("%s: Bad queue number = %d\n", __func__, queue);
		return MV_BAD_PARAM;
	}

	oldQset = mvBmRxqToQsetLong[queue];
	if (oldQset != -1)
		mvBmQsets[oldQset].refCount--;

	mvBmRxqToQsetLong[queue] = -1;

	return MV_OK;
}

MV_STATUS mvBmRxqToQsetShortClean(int queue)
{
	int oldQset;

	if (queue < 0 || queue > MV_BM_PRIO_IDX_MASK) {
		mvOsPrintf("%s: Bad queue number = %d\n", __func__, queue);
		return MV_BAD_PARAM;
	}

	oldQset = mvBmRxqToQsetShort[queue];
	if (oldQset != -1)
		mvBmQsets[oldQset].refCount--;

	mvBmRxqToQsetShort[queue] = -1;

	return MV_OK;
}

MV_STATUS mvBmTxqToQsetLongClean(int queue)
{
	int oldQset;

	if (queue < 0 || queue > MV_BM_PRIO_IDX_MASK) {
		mvOsPrintf("%s: Bad queue number = %d\n", __func__, queue);
		return MV_BAD_PARAM;
	}

	oldQset = mvBmTxqToQsetLong[queue];
	if (oldQset != -1)
		mvBmQsets[oldQset].refCount--;

	mvBmTxqToQsetLong[queue] = -1;

	return MV_OK;
}

MV_STATUS mvBmTxqToQsetShortClean(int queue)
{
	int oldQset;

	if (queue < 0 || queue > MV_BM_PRIO_IDX_MASK) {
		mvOsPrintf("%s: Bad queue number = %d\n", __func__, queue);
		return MV_BAD_PARAM;
	}

	oldQset = mvBmTxqToQsetShort[queue];
	if (oldQset != -1)
		mvBmQsets[oldQset].refCount--;

	mvBmTxqToQsetShort[queue] = -1;

	return MV_OK;
}

MV_STATUS mvBmRxqToQsetLongSet(int queue, int qset)
{
	MV_U32 regVal;

	if (queue < 0 || queue > MV_BM_PRIO_IDX_MASK) {
		mvOsPrintf("%s: Bad queue number = %d\n", __func__, queue);
		return MV_BAD_PARAM;
	}
	if (qset < 0 || qset >= MV_BM_QSET_MAX) {
		mvOsPrintf("%s: Bad qset number = %d\n", __func__, qset);
		return MV_BAD_PARAM;
	}
	if (mvBmQsets[qset].pool == -1) {
		mvOsPrintf("%s: qset %d is not attached to BM pool\n", __func__, qset);
		return MV_FAIL;
	}

	/* Same Qset */
	if (mvBmRxqToQsetLong[queue] == qset)
		return MV_OK;

	/* Remove old Qset */
	if (mvBmRxqToQsetLong[queue] != -1) {
		int oldQset = mvBmRxqToQsetLong[queue];

		/* Check that queue is using the same BM pool */
		if (mvBmQsets[qset].pool != mvBmQsets[oldQset].pool) {
			mvOsPrintf("%s: queue %d is attached BM pool %d, but new qset %d is attached to BM pool %d\n",
				__func__, queue, mvBmQsets[oldQset].pool, qset, mvBmQsets[qset].pool);
			return MV_FAIL;
		}
		mvBmQsets[oldQset].refCount--;
	}

	mvPp2WrReg(MV_BM_PRIO_IDX_REG, queue);

	regVal = mvPp2RdReg(MV_BM_CPU_QSET_REG);
	regVal &= ~MV_BM_CPU_LONG_QSET_MASK;
	regVal |= ((qset << MV_BM_CPU_LONG_QSET_OFFS) & MV_BM_CPU_LONG_QSET_MASK);

	mvPp2WrReg(MV_BM_CPU_QSET_REG, regVal);

	mvBmRxqToQsetLong[queue] = qset;
	mvBmQsets[qset].refCount++;

	return MV_OK;
}

MV_STATUS mvBmRxqToQsetShortSet(int queue, int qset)
{
	MV_U32 regVal;

	if (queue < 0 || queue > MV_BM_PRIO_IDX_MASK) {
		mvOsPrintf("%s: Bad queue number = %d\n", __func__, queue);
		return MV_BAD_PARAM;
	}
	if (qset < 0 || qset >= MV_BM_QSET_MAX) {
		mvOsPrintf("%s: Bad qset number = %d\n", __func__, qset);
		return MV_BAD_PARAM;
	}
	if (mvBmQsets[qset].pool == -1) {
		mvOsPrintf("%s: qset %d is not attached to BM pool\n", __func__, qset);
		return MV_FAIL;
	}

	/* Same Qset */
	if (mvBmRxqToQsetShort[queue] == qset)
		return MV_OK;

	/* Remove old Qset */
	if (mvBmRxqToQsetShort[queue] != -1) {
		int oldQset = mvBmRxqToQsetShort[queue];

		/* Check that queue is using the same BM pool */
		if (mvBmQsets[qset].pool != mvBmQsets[oldQset].pool) {
			mvOsPrintf("%s: queue %d is attached BM pool %d, but new qset %d is attached to BM pool %d\n",
				__func__, queue, mvBmQsets[oldQset].pool, qset, mvBmQsets[qset].pool);
			return MV_FAIL;
		}
		mvBmQsets[oldQset].refCount--;
	}

	mvPp2WrReg(MV_BM_PRIO_IDX_REG, queue);

	regVal = mvPp2RdReg(MV_BM_CPU_QSET_REG);
	regVal &= ~MV_BM_CPU_SHORT_QSET_MASK;
	regVal |= ((qset << MV_BM_CPU_SHORT_QSET_OFFS) & MV_BM_CPU_SHORT_QSET_MASK);

	mvPp2WrReg(MV_BM_CPU_QSET_REG, regVal);

	mvBmRxqToQsetShort[queue] = qset;
	mvBmQsets[qset].refCount++;

	return MV_OK;
}

MV_STATUS mvBmTxqToQsetLongSet(int queue, int qset)
{
	MV_U32 regVal;

	if (queue < 0 || queue > MV_BM_PRIO_IDX_MASK) {
		mvOsPrintf("%s: Bad queue number = %d\n", __func__, queue);
		return MV_BAD_PARAM;
	}
	if (qset < 0 || qset >= MV_BM_QSET_MAX) {
		mvOsPrintf("%s: Bad qset number = %d\n", __func__, qset);
		return MV_BAD_PARAM;
	}
	if (mvBmQsets[qset].pool == -1) {
		mvOsPrintf("%s: qset %d is not attached to BM pool\n", __func__, qset);
		return MV_FAIL;
	}

	/* Same Qset */
	if (mvBmTxqToQsetLong[queue] == qset)
		return MV_OK;

	/* Remove old Qset */
	if (mvBmTxqToQsetLong[queue] != -1) {
		int oldQset = mvBmTxqToQsetLong[queue];

		/* Check that queue is using the same BM pool */
		if (mvBmQsets[qset].pool != mvBmQsets[oldQset].pool) {
			mvOsPrintf("%s: queue %d is attached BM pool %d, but new qset %d is attached to BM pool %d\n",
				__func__, queue, mvBmQsets[oldQset].pool, qset, mvBmQsets[qset].pool);
			return MV_FAIL;
		}
		mvBmQsets[oldQset].refCount--;
	}

	mvPp2WrReg(MV_BM_PRIO_IDX_REG, queue);

	regVal = mvPp2RdReg(MV_BM_HWF_QSET_REG);
	regVal &= ~MV_BM_HWF_LONG_QSET_MASK;
	regVal |= ((qset << MV_BM_HWF_LONG_QSET_OFFS) & MV_BM_HWF_LONG_QSET_MASK);

	mvPp2WrReg(MV_BM_HWF_QSET_REG, regVal);

	mvBmTxqToQsetLong[queue] = qset;
	mvBmQsets[qset].refCount++;

	return MV_OK;
}

MV_STATUS mvBmTxqToQsetShortSet(int queue, int qset)
{
	MV_U32 regVal;

	if (queue < 0 || queue > MV_BM_PRIO_IDX_MASK) {
		mvOsPrintf("%s: Bad queue number = %d\n", __func__, queue);
		return MV_BAD_PARAM;
	}
	if (qset < 0 || qset >= MV_BM_QSET_MAX) {
		mvOsPrintf("%s: Bad qset number = %d\n", __func__, qset);
		return MV_BAD_PARAM;
	}
	if (mvBmQsets[qset].pool == -1) {
		mvOsPrintf("%s: qset %d is not attached to BM pool\n", __func__, qset);
		return MV_FAIL;
	}

	/* Same Qset */
	if (mvBmTxqToQsetShort[queue] == qset)
		return MV_OK;

	/* Remove old Qset */
	if (mvBmTxqToQsetShort[queue] != -1) {
		int oldQset = mvBmTxqToQsetShort[queue];

		/* Check that queue is using the same BM pool */
		if (mvBmQsets[qset].pool != mvBmQsets[oldQset].pool) {
			mvOsPrintf("%s: queue %d is attached BM pool %d, but new qset %d is attached to BM pool %d\n",
				__func__, queue, mvBmQsets[oldQset].pool, qset, mvBmQsets[qset].pool);
			return MV_FAIL;
		}
		mvBmQsets[oldQset].refCount--;
	}

	mvPp2WrReg(MV_BM_PRIO_IDX_REG, queue);

	regVal = mvPp2RdReg(MV_BM_HWF_QSET_REG);
	regVal &= ~MV_BM_HWF_SHORT_QSET_MASK;
	regVal |= ((qset << MV_BM_HWF_SHORT_QSET_OFFS) & MV_BM_HWF_SHORT_QSET_MASK);

	mvPp2WrReg(MV_BM_HWF_QSET_REG, regVal);

	mvBmTxqToQsetShort[queue] = qset;
	mvBmQsets[qset].refCount++;

	return MV_OK;
}

int mvBmRxqToQsetLongGet(int queue)
{
	if (queue < 0 || queue > MV_BM_PRIO_IDX_MASK) {
		mvOsPrintf("%s: Bad queue number = %d\n", __func__, queue);
		return -1;
	}

	return mvBmRxqToQsetLong[queue];
}

int mvBmRxqToQsetShortGet(int queue)
{
	if (queue < 0 || queue > MV_BM_PRIO_IDX_MASK) {
		mvOsPrintf("%s: Bad queue number = %d\n", __func__, queue);
		return -1;
	}

	return mvBmRxqToQsetShort[queue];
}

int mvBmTxqToQsetLongGet(int queue)
{
	if (queue < 0 || queue > MV_BM_PRIO_IDX_MASK) {
		mvOsPrintf("%s: Bad queue number = %d\n", __func__, queue);
		return -1;
	}

	return mvBmTxqToQsetLong[queue];
}

int mvBmTxqToQsetShortGet(int queue)
{
	if (queue < 0 || queue > MV_BM_PRIO_IDX_MASK) {
		mvOsPrintf("%s: Bad queue number = %d\n", __func__, queue);
		return -1;
	}

	return mvBmTxqToQsetShort[queue];
}

MV_STATUS mvBmQsetBuffMaxSet(int qset, int maxGrntd, int maxShared)
{
	MV_U32 regVal = 0;
	int pool, delta;
	MV_BM_POOL *pBmPool;
	MV_BM_QSET *pQset;

	if (qset < 0 || qset >= MV_BM_QSET_MAX) {
		mvOsPrintf("%s: Bad qset number = %d\n", __func__, qset);
		return MV_BAD_PARAM;
	}

	pQset = &mvBmQsets[qset];
	pool = pQset->pool;
	if (pool == -1) {
		mvOsPrintf("%s: Qset (%d) is not attached to any BM pool\n", __func__, qset);
		return MV_FAIL;
	}

	/* number of requested guaranteed buffers from BM pool (after Qset max update) */
	delta = maxGrntd - pQset->maxGrntd;

	pBmPool = &mvBmPools[pool];
	if (pBmPool->maxShared < delta) {
		mvOsPrintf("%s: Not enough buffers (%d) in BM pool %d to guarantee %d buffer for qset %d\n",
				__func__, pBmPool->maxShared, pool, delta, qset);
		return MV_FAIL;
	}

	/* Update BM pool shared buffers num */
	mvBmPoolBuffNumSet(pool, pBmPool->maxShared - delta);

	pQset->maxShared = maxShared;
	pQset->maxGrntd = maxGrntd;

	regVal |= maxShared << MV_BM_QSET_MAX_SHARED_OFFS;
	regVal |= maxGrntd << MV_BM_QSET_MAX_GRNTD_OFFS;

	mvPp2WrReg(MV_BM_PRIO_IDX_REG, qset);
	mvPp2WrReg(MV_BM_QSET_SET_MAX_REG, regVal);

	return MV_OK;
}

MV_STATUS mvBmQsetBuffCountersSet(int qset, int cntrGrntd, int cntrShared)
{
	MV_U32 regVal = 0;

	if (qset < 0 || qset >= MV_BM_QSET_MAX) {
		mvOsPrintf("%s: Bad qset number = %d\n", __func__, qset);
		return MV_BAD_PARAM;
	}

	regVal |= cntrShared << MV_BM_QSET_CNTR_SHARED_OFFS;
	regVal |= cntrGrntd << MV_BM_QSET_CNTR_GRNTD_OFFS;

	mvPp2WrReg(MV_BM_PRIO_IDX_REG, qset);
	mvPp2WrReg(MV_BM_QSET_SET_CNTRS_REG, regVal);

	return MV_OK;
}

/* Set number of SHARED buffers for this pool */
MV_STATUS mvBmPoolBuffNumSet(int pool, int buffNum)
{
	if ((pool < 0) || (pool >= MV_BM_POOLS)) {
		mvOsPrintf("bmPoolId = %d is invalid\n", pool);
		return MV_BAD_PARAM;
	}

	mvBmPools[pool].maxShared = buffNum;

	mvPp2WrReg(MV_BM_POOL_MAX_SHARED_REG(pool), buffNum);

	return MV_OK;
}

MV_STATUS mvBmPoolBuffCountersSet(int pool, int cntrGrntd, int cntrShared)
{
	MV_U32 regVal = 0;

	if ((pool < 0) || (pool >= MV_BM_POOLS)) {
		mvOsPrintf("bmPoolId = %d is invalid\n", pool);
		return MV_BAD_PARAM;
	}


	regVal |= cntrShared << MV_BM_POOL_CNTR_SHARED_OFFS;
	regVal |= cntrGrntd << MV_BM_POOL_CNTR_GRNTD_OFFS;

	mvPp2WrReg(MV_BM_POOL_SET_CNTRS_REG(pool), regVal);

	return MV_OK;
}
/******************************************************************************/

void mvBmPoolPrint(int pool)
{
	MV_BM_POOL *pBmPool;

	/* validate poolId */
	if ((pool < 0) || (pool >= MV_BM_POOLS)) {
		mvOsPrintf("bmPoolId = %d is invalid \n", pool);
		return;
	}

	pBmPool = &mvBmPools[pool];
	if (pBmPool->pVirt == NULL) {
		mvOsPrintf("bmPool = %d is not created yet\n", pool);
		return;
	}

	mvOsPrintf("  %2d:     %4d       %4d       %4d      0x%08x\n",
						pBmPool->pool, pBmPool->capacity, pBmPool->bufSize, pBmPool->bufNum,
						(unsigned)pBmPool->physAddr);
}

void mvBmStatus(void)
{
	int i;

	mvOsPrintf("BM Pools status\n");
	mvOsPrintf("pool:    capacity    bufSize    bufNum       physAddr\n");
	for (i = 0; i < MV_BM_POOLS; i++)
		mvBmPoolPrint(i);
}
/* PPv2.1 MAS 3.20 new counters */
void mvBmV1PoolDropCntDump(int pool)
{
	mvPp2PrintReg2(MV_BM_V1_PKT_DROP_REG(pool), "MV_BM_V1_PKT_DROP_REG", pool);
	mvPp2PrintReg2(MV_BM_V1_PKT_MC_DROP_REG(pool), "MV_BM_V1_PKT_MC_DROP_REG", pool);
}

void mvBmPoolDump(int pool, int mode)
{
/*	MV_U32     regVal;
	MV_ULONG   *pBufAddr;
	MV_BM_POOL *pBmPool;
	int setReadIdx, getReadIdx, setWriteIdx, getWriteIdx, freeBuffs, i;
*/
	/* validate poolId */
	if ((pool < 0) || (pool >= MV_BM_POOLS)) {
		mvOsPrintf("bmPoolId = %d is invalid \n", pool);
		return;
	}
/*
	pBmPool = &mvBmPools[pool];
	if (pBmPool->pVirt == NULL) {
		mvOsPrintf("bmPool = %d is not created yet\n", pool);
		return;
	}

	mvOsPrintf("\n[NETA BM: pool=%d, mode=%d]\n", pool, mode);

	mvOsPrintf("poolBase=%p (0x%x), capacity=%d, buf_num=%d, buf_size=%d\n",
		   pBmPool->pVirt, (unsigned)pBmPool->physAddr, pBmPool->capacity, pBmPool->bufNum, pBmPool->bufSize);

	regVal = mvPp2RdReg(MV_BM_POOL_READ_PTR_REG(pool));
	setReadIdx = ((regVal & MV_BM_POOL_SET_READ_PTR_MASK) >> MV_BM_POOL_SET_READ_PTR_OFFS) / 4;
	getReadIdx = ((regVal & MV_BM_POOL_GET_READ_PTR_MASK) >> MV_BM_POOL_GET_READ_PTR_OFFS) / 4;

	regVal = mvPp2RdReg(MV_BM_POOL_WRITE_PTR_REG(pool));
	setWriteIdx = ((regVal & MV_BM_POOL_SET_WRITE_PTR_MASK) >> MV_BM_POOL_SET_WRITE_PTR_OFFS) / 4;
	getWriteIdx = ((regVal & MV_BM_POOL_GET_WRITE_PTR_MASK) >> MV_BM_POOL_GET_WRITE_PTR_OFFS) / 4;
	if (getWriteIdx >= getReadIdx)
		freeBuffs = getWriteIdx - getReadIdx;
	else
		freeBuffs = (pBmPool->capacity - getReadIdx) + getWriteIdx;

	mvOsPrintf("nextToRead: set=%d, get=%d, nextToWrite: set=%d, get=%d, freeBuffs=%d\n",
		setReadIdx, getReadIdx, setWriteIdx, getWriteIdx, freeBuffs);

	if (mode > 0) {
*/
		/* Print the content of BM pool */
/*		i = getReadIdx;
		while (i != getWriteIdx) {
			pBufAddr = (MV_ULONG *)pBmPool->pVirt + i;
			mvOsPrintf("%3d. pBufAddr=%p, bufAddr=%08x\n",
				   i, pBufAddr, (MV_U32)(*pBufAddr));
			i++;
			if (i == pBmPool->capacity)
				i = 0;
		}
	}
*/
}

/******************************************************************************/
MV_STATUS mvBmQsetShow(int qset)
{
	MV_BM_QSET *pQset;
	MV_U32 regVal;

	if (qset < 0 || qset >= MV_BM_QSET_MAX) {
		mvOsPrintf("%s: Bad qset number = %d\n", __func__, qset);
		return MV_BAD_PARAM;
	}

	pQset = &mvBmQsets[qset];

	mvPp2WrReg(MV_BM_PRIO_IDX_REG, qset);
	regVal = mvPp2RdReg(MV_BM_QSET_SET_MAX_REG);

	mvOsPrintf("Qset[%03d]: pool=%d,  refCount=%03d,  maxShared=%04d,  maxGrntd=%04d,  MaxBuff reg(0x%x)=0x%08x\n",
			qset, pQset->pool, pQset->refCount, pQset->maxShared,
			pQset->maxGrntd, MV_BM_QSET_SET_MAX_REG, regVal);

	return MV_OK;
}

static MV_BOOL mvBmPriorityEn(void)
{
	return ((mvPp2RdReg(MV_BM_PRIO_CTRL_REG) == 0) ? MV_FALSE : MV_TRUE);
}

void mvBmQsetConfigDumpAll(void)
{
	int qset;

	if (!mvBmPriorityEn())
		mvOsPrintf("Note: The buffers priority algorithms is disabled.\n");

	for (qset = 0; qset < MV_BM_QSET_MAX; qset++) {
		/* skip qsets that not attached to any pool */
		if (mvBmQsets[qset].pool == -1)
			continue;

		mvBmQsetShow(qset);
	}
}

static void mvBmQueueMapDump(int queue)
{
	unsigned int regVal, shortQset, longQset;

	mvOsPrintf("-------- queue #%d --------\n", queue);

	mvPp2WrReg(MV_BM_PRIO_IDX_REG, queue);
	regVal = mvPp2RdReg(MV_BM_CPU_QSET_REG);

	shortQset = ((regVal & (MV_BM_CPU_SHORT_QSET_MASK)) >> MV_BM_CPU_SHORT_QSET_OFFS);
	longQset = ((regVal & (MV_BM_CPU_LONG_QSET_MASK)) >> MV_BM_CPU_LONG_QSET_OFFS);
	mvOsPrintf("CPU SHORT QSET = 0x%02x\n", shortQset);
	mvOsPrintf("CPU LONG QSET  = 0x%02x\n", longQset);

	regVal = mvPp2RdReg(MV_BM_HWF_QSET_REG);
	shortQset = ((regVal & (MV_BM_HWF_SHORT_QSET_MASK)) >> MV_BM_HWF_SHORT_QSET_OFFS);
	longQset = ((regVal & (MV_BM_HWF_LONG_QSET_MASK)) >> MV_BM_HWF_LONG_QSET_OFFS);
	mvOsPrintf("HWF SHORT QSET = 0x%02x\n", shortQset);
	mvOsPrintf("HWF LONG QSET  = 0x%02x\n", longQset);
}

void mvBmQueueMapDumpAll(void)
{
	int queue;

	if (!mvBmPriorityEn())
		mvOsPrintf("Note: The buffers priority algorithms is disabled.\n");

	for (queue = 0; queue < 256 /* TODO MAX(RXQ_NUM, TXQ_NUM)*/; queue++)
		mvBmQueueMapDump(queue);
}

/*
void mvBmPoolConfigDumpAll(void)

	regVal = mvPp2RdReg(MV_BM_POOL_MAX_SHARED_REG(pool));

	maxSherd = ((regVal & MV_BM_POOL_MAX_SHARED_MASK) >> MV_BM_POOL_MAX_SHARED_OFFS);
	mvOsPrintf("POOL MAX SHERD = 0x%04x\n", maxSherd);
	mvOsPrintf("\n");
*/