Пример #1
0
static bool performanceTest()
{
    static const int kTableMax = 100;
    IndirectRefTable irt;
    IndirectRef manyRefs[kTableMax];
    ClassObject* clazz = dvmFindClass("Ljava/lang/Object;", NULL);
    Object* obj0 = dvmAllocObject(clazz, ALLOC_DONT_TRACK);
    const u4 cookie = IRT_FIRST_SEGMENT;
    const int kLoops = 100000;
    Stopwatch stopwatch;

    DBUG_MSG("+++ START performance\n");

    if (!irt.init(kTableMax, kTableMax, kIndirectKindGlobal)) {
        return false;
    }

    stopwatch.reset();
    for (int loop = 0; loop < kLoops; loop++) {
        for (int i = 0; i < kTableMax; i++) {
            manyRefs[i] = irt.add(cookie, obj0);
        }
        for (int i = 0; i < kTableMax; i++) {
            irt.remove(cookie, manyRefs[i]);
        }
    }
    DBUG_MSG("Add/remove %d objects FIFO order, %d iterations, %0.3fms / iteration",
            kTableMax, kLoops, stopwatch.elapsedSeconds() * 1000 / kLoops);

    stopwatch.reset();
    for (int loop = 0; loop < kLoops; loop++) {
        for (int i = 0; i < kTableMax; i++) {
            manyRefs[i] = irt.add(cookie, obj0);
        }
        for (int i = kTableMax; i-- > 0; ) {
            irt.remove(cookie, manyRefs[i]);
        }
    }
    DBUG_MSG("Add/remove %d objects LIFO order, %d iterations, %0.3fms / iteration",
            kTableMax, kLoops, stopwatch.elapsedSeconds() * 1000  / kLoops);

    for (int i = 0; i < kTableMax; i++) {
        manyRefs[i] = irt.add(cookie, obj0);
    }
    stopwatch.reset();
    for (int loop = 0; loop < kLoops; loop++) {
        for (int i = 0; i < kTableMax; i++) {
            irt.get(manyRefs[i]);
        }
    }
    DBUG_MSG("Get %d objects, %d iterations, %0.3fms / iteration",
            kTableMax, kLoops, stopwatch.elapsedSeconds() * 1000  / kLoops);
    for (int i = kTableMax; i-- > 0; ) {
        irt.remove(cookie, manyRefs[i]);
    }

    irt.destroy();
    return true;
}
Пример #2
0
void _get_page_map_tbl_info(__u32 nlogical,__u8 *InOrder, __u16 *nValidPage)
{
    __u16 LastUsedPage,PhysicPage;
    __u32 i;
    struct __LogBlkType_t  LogBlk;

    *InOrder = 1;
    *nValidPage = 0;
    BMM_GetLogBlk(nlogical, &LogBlk);
    LastUsedPage = LogBlk.LastUsedPage;

	if((SUPPORT_LOG_BLOCK_MANAGE)&&(LogBlk.LogBlkType == LSB_TYPE))
	{
		DBUG_MSG("[DBUG_MSG] _get_page_map_tbl_info, select bak log block\n");
		*InOrder = 0;
	}

    for (i = 0; i < PAGE_CNT_OF_SUPER_BLK; i++)
    {
        PhysicPage = PMM_GetCurMapPage(i);
        if (PhysicPage != 0xffff){
            *nValidPage = *nValidPage + 1;
            if (PhysicPage != i)
                *InOrder = 0;
        }
    }

    if (*nValidPage < LastUsedPage + 1)
        *InOrder = 0;
}
Пример #3
0
/*
************************************************************************************************************************
*                       GET FREE BLOCK FROM FREE BLOCK TABLE
*
*Description: Get a free block from the free block table with highest erase counter or lowest
*             erase counter.
*
*Arguments  : nType     the type of the free block which need be got;
*             pFreeBlk  the pointer to the free block pointer for return.
*
*Return     : get free block result;
*               = 0     get free block successful;
*               =-1     get free block failed.
************************************************************************************************************************
*/
__s32 BMM_GetFreeBlk(__u32 nType, struct __SuperPhyBlkType_t *pFreeBlk)
{
    __s32   i, tmpFreePst = -1;
    __u16   tmpItem = LAST_FREE_BLK_PST + 1;
    __u32   tmpEraseCnt;

    if(nType == LOWEST_EC_TYPE)
    {
        //need look for the free block with the lowest erase count
        tmpEraseCnt = 0xffff;
    }
    else
    {
        //need look for the free block with the highest erase count
        tmpEraseCnt = 0x0000;
    }

    for(i=0; i<FREE_BLK_CNT_OF_ZONE; i++, tmpItem++)
    {
        if(tmpItem >= FREE_BLK_CNT_OF_ZONE)
        {
            tmpItem = 0;
        }

        if(FREE_BLK_TBL[tmpItem].PhyBlkNum != 0xffff)
        {
            //current free block item is valid
            if(((nType == LOWEST_EC_TYPE) && (FREE_BLK_TBL[tmpItem].BlkEraseCnt <= tmpEraseCnt))
                || ((nType != LOWEST_EC_TYPE) && (FREE_BLK_TBL[tmpItem].BlkEraseCnt >= tmpEraseCnt)))
            {
                tmpEraseCnt = FREE_BLK_TBL[tmpItem].BlkEraseCnt;

                tmpFreePst = tmpItem;
            }
        }
    }

    if(tmpFreePst < 0)
    {
        MAPPING_ERR("[MAPPING_ERR] There is none free block in the free block table!\n");
        pFreeBlk->PhyBlkNum = 0xffff;
        pFreeBlk->BlkEraseCnt = 0xffff;

        return -1;
    }

    pFreeBlk->PhyBlkNum = FREE_BLK_TBL[tmpFreePst].PhyBlkNum;
    pFreeBlk->BlkEraseCnt = FREE_BLK_TBL[tmpFreePst].BlkEraseCnt;
    LAST_FREE_BLK_PST = tmpFreePst;

    //delete the free block item from the free block table
    FREE_BLK_TBL[tmpFreePst].PhyBlkNum = 0xffff;
    FREE_BLK_TBL[tmpFreePst].BlkEraseCnt = 0xffff;

	DBUG_MSG("[DBUG] BMM_GetFreeBlk, pos: %x\n", LAST_FREE_BLK_PST);

    return 0;
}
Пример #4
0
/*
************************************************************************************************************************
*                       SET FREE BLOCK TO FREE BLOCK TABLE
*
*Description: Fill a free block to the free block table.
*
*Arguments  : pFreeBlk      the pointer to the free block which need be fill free block table.
*
*Return     : set free block result;
*               = 0     set free block successful;
*               =-1     set free block failed.
************************************************************************************************************************
*/
__s32 BMM_SetFreeBlk(struct __SuperPhyBlkType_t *pFreeBlk)
{
    __s32   i;

    for(i=0; i<FREE_BLK_CNT_OF_ZONE; i++)
    {
        //look for a empty free block item in the free block table to fill the free block
        if(FREE_BLK_TBL[i].PhyBlkNum == 0xffff)
        {
            FREE_BLK_TBL[i].PhyBlkNum = pFreeBlk->PhyBlkNum;
            FREE_BLK_TBL[i].BlkEraseCnt = pFreeBlk->BlkEraseCnt;

			DBUG_MSG("[DBUG] BMM_SetFreeBlk, pos: %x\n", i);
            return 0;
        }
    }

    return -1;
}
Пример #5
0
__u32 PMM_CalNextLogPage(__u32 current_page)
{
	__u32 next_page = 0xffff;
	__u32 page_index = current_page;

	if(SUPPORT_LOG_BLOCK_MANAGE)
	{
		//DBUG_MSG("[DBUG_MSG] PMM_CalNextLogPage, select bak log block\n");
		if(current_page == 0xffff)
			next_page = 0;
		else
		{
			while(page_index <PAGE_CNT_OF_LOGIC_BLK)
			{
				if(lsb_page[page_index] == 1)
				{
					next_page = page_index;
					break;
				}
				else
				{
					page_index++;
				}
			}

			if(page_index == PAGE_CNT_OF_LOGIC_BLK)
				next_page = PAGE_CNT_OF_LOGIC_BLK;

			if((page_index<PAGE_CNT_OF_LOGIC_BLK)&&(lsb_page[page_index]!= 1))
				PRINT("PMM_CalNextLogPage error, current: %x, next: %x\n", current_page, next_page);
		}
	}
	else
		next_page = current_page;

	DBUG_MSG("[DBUG] PMM_CalNextLogPage, current: %x, next: %x\n", current_page, next_page);

	return next_page;
}
Пример #6
0
/*
 * Basic add/get/delete tests in an unsegmented table.
 */
static bool basicTest()
{
    static const int kTableMax = 20;
    IndirectRefTable irt;
    IndirectRef iref0, iref1, iref2, iref3;
    IndirectRef manyRefs[kTableMax];
    ClassObject* clazz = dvmFindClass("Ljava/lang/Object;", NULL);
    Object* obj0 = dvmAllocObject(clazz, ALLOC_DONT_TRACK);
    Object* obj1 = dvmAllocObject(clazz, ALLOC_DONT_TRACK);
    Object* obj2 = dvmAllocObject(clazz, ALLOC_DONT_TRACK);
    Object* obj3 = dvmAllocObject(clazz, ALLOC_DONT_TRACK);
    const u4 cookie = IRT_FIRST_SEGMENT;
    bool result = false;

    if (!irt.init(kTableMax/2, kTableMax, kIndirectKindGlobal)) {
        return false;
    }

    iref0 = (IndirectRef) 0x11110;
    if (irt.remove(cookie, iref0)) {
        ALOGE("unexpectedly successful removal");
        goto bail;
    }

    /*
     * Add three, check, remove in the order in which they were added.
     */
    DBUG_MSG("+++ START fifo\n");
    iref0 = irt.add(cookie, obj0);
    iref1 = irt.add(cookie, obj1);
    iref2 = irt.add(cookie, obj2);
    if (iref0 == NULL || iref1 == NULL || iref2 == NULL) {
        ALOGE("trivial add1 failed");
        goto bail;
    }

    if (irt.get(iref0) != obj0 ||
            irt.get(iref1) != obj1 ||
            irt.get(iref2) != obj2) {
        ALOGE("objects don't match expected values %p %p %p vs. %p %p %p",
                irt.get(iref0), irt.get(iref1), irt.get(iref2),
                obj0, obj1, obj2);
        goto bail;
    } else {
        DBUG_MSG("+++ obj1=%p --> iref1=%p\n", obj1, iref1);
    }

    if (!irt.remove(cookie, iref0) ||
            !irt.remove(cookie, iref1) ||
            !irt.remove(cookie, iref2))
    {
        ALOGE("fifo deletion failed");
        goto bail;
    }

    /* table should be empty now */
    if (irt.capacity() != 0) {
        ALOGE("fifo del not empty");
        goto bail;
    }

    /* get invalid entry (off the end of the list) */
    if (irt.get(iref0) != kInvalidIndirectRefObject) {
        ALOGE("stale entry get succeeded unexpectedly");
        goto bail;
    }

    /*
     * Add three, remove in the opposite order.
     */
    DBUG_MSG("+++ START lifo\n");
    iref0 = irt.add(cookie, obj0);
    iref1 = irt.add(cookie, obj1);
    iref2 = irt.add(cookie, obj2);
    if (iref0 == NULL || iref1 == NULL || iref2 == NULL) {
        ALOGE("trivial add2 failed");
        goto bail;
    }

    if (!irt.remove(cookie, iref2) ||
            !irt.remove(cookie, iref1) ||
            !irt.remove(cookie, iref0))
    {
        ALOGE("lifo deletion failed");
        goto bail;
    }

    /* table should be empty now */
    if (irt.capacity() != 0) {
        ALOGE("lifo del not empty");
        goto bail;
    }

    /*
     * Add three, remove middle / middle / bottom / top.  (Second attempt
     * to remove middle should fail.)
     */
    DBUG_MSG("+++ START unorder\n");
    iref0 = irt.add(cookie, obj0);
    iref1 = irt.add(cookie, obj1);
    iref2 = irt.add(cookie, obj2);
    if (iref0 == NULL || iref1 == NULL || iref2 == NULL) {
        ALOGE("trivial add3 failed");
        goto bail;
    }

    if (irt.capacity() != 3) {
        ALOGE("expected 3 entries, found %d", irt.capacity());
        goto bail;
    }

    if (!irt.remove(cookie, iref1) || irt.remove(cookie, iref1)) {
        ALOGE("unorder deletion1 failed");
        goto bail;
    }

    /* get invalid entry (from hole) */
    if (irt.get(iref1) != kInvalidIndirectRefObject) {
        ALOGE("hole get succeeded unexpectedly");
        goto bail;
    }

    if (!irt.remove(cookie, iref2) || !irt.remove(cookie, iref0)) {
        ALOGE("unorder deletion2 failed");
        goto bail;
    }

    /* table should be empty now */
    if (irt.capacity() != 0) {
        ALOGE("unorder del not empty");
        goto bail;
    }

    /*
     * Add four entries.  Remove #1, add new entry, verify that table size
     * is still 4 (i.e. holes are getting filled).  Remove #1 and #3, verify
     * that we delete one and don't hole-compact the other.
     */
    DBUG_MSG("+++ START hole fill\n");
    iref0 = irt.add(cookie, obj0);
    iref1 = irt.add(cookie, obj1);
    iref2 = irt.add(cookie, obj2);
    iref3 = irt.add(cookie, obj3);
    if (iref0 == NULL || iref1 == NULL || iref2 == NULL || iref3 == NULL) {
        ALOGE("trivial add4 failed");
        goto bail;
    }
    if (!irt.remove(cookie, iref1)) {
        ALOGE("remove 1 of 4 failed");
        goto bail;
    }
    iref1 = irt.add(cookie, obj1);
    if (irt.capacity() != 4) {
        ALOGE("hole not filled");
        goto bail;
    }
    if (!irt.remove(cookie, iref1) || !irt.remove(cookie, iref3)) {
        ALOGE("remove 1/3 failed");
        goto bail;
    }
    if (irt.capacity() != 3) {
        ALOGE("should be 3 after two deletions");
        goto bail;
    }
    if (!irt.remove(cookie, iref2) || !irt.remove(cookie, iref0)) {
        ALOGE("remove 2/0 failed");
        goto bail;
    }
    if (irt.capacity() != 0) {
        ALOGE("not empty after split remove");
        goto bail;
    }

    /*
     * Add an entry, remove it, add a new entry, and try to use the original
     * iref.  They have the same slot number but are for different objects.
     * With the extended checks in place, this should fail.
     */
    DBUG_MSG("+++ START switched\n");
    iref0 = irt.add(cookie, obj0);
    irt.remove(cookie, iref0);
    iref1 = irt.add(cookie, obj1);
    if (irt.remove(cookie, iref0)) {
        ALOGE("mismatched del succeeded (%p vs %p)", iref0, iref1);
        goto bail;
    }
    if (!irt.remove(cookie, iref1)) {
        ALOGE("switched del failed");
        goto bail;
    }
    if (irt.capacity() != 0) {
        ALOGE("switching del not empty");
        goto bail;
    }

    /*
     * Same as above, but with the same object.  A more rigorous checker
     * (e.g. with slot serialization) will catch this.
     */
    DBUG_MSG("+++ START switched same object\n");
    iref0 = irt.add(cookie, obj0);
    irt.remove(cookie, iref0);
    iref1 = irt.add(cookie, obj0);
    if (iref0 != iref1) {
        /* try 0, should not work */
        if (irt.remove(cookie, iref0)) {
            ALOGE("temporal del succeeded (%p vs %p)", iref0, iref1);
            goto bail;
        }
    }
    if (!irt.remove(cookie, iref1)) {
        ALOGE("temporal cleanup failed");
        goto bail;
    }
    if (irt.capacity() != 0) {
        ALOGE("temporal del not empty");
        goto bail;
    }

    DBUG_MSG("+++ START null lookup\n");
    if (irt.get(NULL) != kInvalidIndirectRefObject) {
        ALOGE("null lookup succeeded");
        goto bail;
    }

    DBUG_MSG("+++ START stale lookup\n");
    iref0 = irt.add(cookie, obj0);
    irt.remove(cookie, iref0);
    if (irt.get(iref0) != kInvalidIndirectRefObject) {
        ALOGE("stale lookup succeeded");
        goto bail;
    }

    /*
     * Test table overflow.
     */
    DBUG_MSG("+++ START overflow\n");
    int i;
    for (i = 0; i < kTableMax; i++) {
        manyRefs[i] = irt.add(cookie, obj0);
        if (manyRefs[i] == NULL) {
            ALOGE("Failed adding %d of %d", i, kTableMax);
            goto bail;
        }
    }
    if (irt.add(cookie, obj0) != NULL) {
        ALOGE("Table overflow succeeded");
        goto bail;
    }
    if (irt.capacity() != (size_t)kTableMax) {
        ALOGE("Expected %d entries, found %d", kTableMax, irt.capacity());
        goto bail;
    }
    irt.dump("table with 20 entries, all filled");
    for (i = 0; i < kTableMax-1; i++) {
        if (!irt.remove(cookie, manyRefs[i])) {
            ALOGE("multi-remove failed at %d", i);
            goto bail;
        }
    }
    irt.dump("table with 20 entries, 19 of them holes");
    /* because of removal order, should have 20 entries, 19 of them holes */
    if (irt.capacity() != (size_t)kTableMax) {
        ALOGE("Expected %d entries (with holes), found %d",
                kTableMax, irt.capacity());
        goto bail;
    }
    if (!irt.remove(cookie, manyRefs[kTableMax-1])) {
        ALOGE("multi-remove final failed");
        goto bail;
    }
    if (irt.capacity() != 0) {
        ALOGE("multi-del not empty");
        goto bail;
    }

    /* Done */
    DBUG_MSG("+++ basic test complete\n");
    result = true;

bail:
    irt.destroy();
    return result;
}
Пример #7
0
/*
************************************************************************************************************************
*                       GET LOG PAGE PARAMETER
*
*Description: Get a page from log block for read or write.
*
*Arguments  : nBlk      the logical block number of the log block;
*             nPage     the number of the logical page, which page need log page;
*             nMode     the type of get log page, 'r' or 'w', others is invalid.
*
*Return     : the number of the log page;
*               != 0xffff   get log page successful, return page number;
*                = 0xffff   get log page failed.
*
*Note       : Scan the log block table to try to get the log block.
*             when the get type is 'r', if the log block is exsit and the logical
*             page contain a log page, return the number of the log page, else,
*             return 0xffff;
*             when the get type is 'w', if the log block is not exsit, need create
*             log block, then, if get log page failed, need merge the log block, and
*             try to get log page again, this mode should return a value page number
*             except there is no enough valid blocks.
************************************************************************************************************************
*/
__u32 PMM_GetLogPage(__u32 nBlk, __u32 nPage, __u8 nMode)
{
    __s32   result, tmpLogPst;
    __u16   tmpPage, PhyPageNum;

    if(nMode == 'r')
    {
        tmpLogPst = _GetLogBlkPst(nBlk);
        if(tmpLogPst < 0)
        {
            //get log page by read mode, there is no log block, return invalid value
            return INVALID_PAGE_NUM;
        }

        //need swap the page mapping table to ram which is accessing currently
        result = PMM_SwitchMapTbl(tmpLogPst);
        if(result < 0)
        {
            MAPPING_ERR("[MAPPING_ERR] Switch page mapping table failed when get log page! Err:0x%x\n", result);
            return INVALID_PAGE_NUM;
        }

        _CalLogAccessCnt(tmpLogPst);

		//get active read log block index
		if((SUPPORT_LOG_BLOCK_MANAGE)&&(LOG_BLK_TBL[tmpLogPst].LogBlkType == LSB_TYPE))
		{
			PhyPageNum = PAGE_MAP_TBL[nPage].PhyPageNum;
			if((PhyPageNum&(0x1<<15))&&(PhyPageNum!= 0xffff))
			{
				LOG_BLK_TBL[tmpLogPst].ReadBlkIndex = 1;
				PhyPageNum &= 0x7fff;
			}
			else
				LOG_BLK_TBL[tmpLogPst].ReadBlkIndex = 0;

	        return (PhyPageNum|LOG_BLK_TBL[tmpLogPst].ReadBlkIndex<<16);
		}
		else
		{
			LOG_BLK_TBL[tmpLogPst].ReadBlkIndex = 0;
			return PAGE_MAP_TBL[nPage].PhyPageNum;
		}
    }

    result = _GetLogPageForWrite(nBlk, nPage, &tmpPage, (__u32 *)&tmpLogPst);
    if(result < 0)
    {
        //get log page for write failed
        MAPPING_ERR("[MAPPING_ERR] Get log page for write failed!\n");
        return INVALID_PAGE_NUM;
    }

    //check if the log page is valid
    if(!(tmpPage < PAGE_CNT_OF_SUPER_BLK))
    {
        //the log page is not invalid, need to merge the log block, and get again
        result = LML_MergeLogBlk(SPECIAL_MERGE_MODE, nBlk);
        if(result < 0)
        {
            //merge log block failed, report error
            MAPPING_ERR("[MAPPING_ERR] Merge log block failed when get log page! Err:0x%x\n", result);
            return INVALID_PAGE_NUM;
        }

        //try to get log page for write again
        result = _GetLogPageForWrite(nBlk, nPage, &tmpPage, (__u32 *)&tmpLogPst);
        if(result < 0)
        {
            //get log page for write failed
            MAPPING_ERR("[MAPPING_ERR] Get log page for write failed!\n");
            return INVALID_PAGE_NUM;
        }
    }

    //check if the log page is valid
    if(!(tmpPage < PAGE_CNT_OF_SUPER_BLK))
    {
        //get log page for write failed
        MAPPING_ERR("[MAPPING_ERR] Get log page for write failed!\n");
        return INVALID_PAGE_NUM;
    }
    else
    {
        LOG_BLK_TBL[tmpLogPst].LastUsedPage = tmpPage;
    }

    //update the page mapping table item
    if((SUPPORT_LOG_BLOCK_MANAGE)&&(LOG_BLK_TBL[tmpLogPst].LogBlkType == LSB_TYPE))
    {
    	DBUG_MSG("[DBUG_MSG] PMM_GetLogPage 2, select bak log block\n");
    	PAGE_MAP_TBL[nPage].PhyPageNum = tmpPage|((LOG_BLK_TBL[tmpLogPst].WriteBlkIndex&0x1)<<15);
    }
	else
		PAGE_MAP_TBL[nPage].PhyPageNum = tmpPage;

    //set the flag that mark need update the page mapping table
    PAGE_MAP_CACHE->DirtyFlag = 1;

    _CalLogAccessCnt(tmpLogPst);

	if((SUPPORT_LOG_BLOCK_MANAGE)&&(LOG_BLK_TBL[tmpLogPst].LogBlkType == LSB_TYPE))
		return (tmpPage|LOG_BLK_TBL[tmpLogPst].WriteBlkIndex<<16);
	else
    	return tmpPage;
}
Пример #8
0
/*
************************************************************************************************************************
*                       GET LOG PAGE FOR WRITE
*
*Description: Get a log page for write.
*
*Arguments  : nBlk      the logical block number of the log block;
*             nPage     the number of the logical page, which page need log page;
*             pLogPage  the pointer to the log page number, for return value;
*             pLogPst   the pointer to the position of the log block in the log block table.
*
*Return     : get log page result.
*               = 0     get log page for write successful;
*               =-1     get log page for write failed.
************************************************************************************************************************
*/
static __s32 _GetLogPageForWrite(__u32 nBlk, __u32 nPage, __u16 *pLogPage, __u32 *pLogPst)
{
    __s32   result, tmpLogPst;
    __u16   tmpPage, tempBank;
    struct __PhysicOpPara_t tmpPhyPage;
    struct __NandUserData_t tmpSpare[2];

    tmpLogPst = _GetLogBlkPst(nBlk);
    if(tmpLogPst < 0)
    {
        //get log block position failed, there is no such log block, need create a new one
        result = _CreateNewLogBlk(nBlk, (__u32 *)&tmpLogPst);
        if(result < 0)
        {
            MAPPING_ERR("[MAPPING_ERR] Create new log block failed!\n");
            return -1;
        }
    }

    //need swap the page mapping table to ram which is accessing currently
    result = PMM_SwitchMapTbl(tmpLogPst);
    if(result < 0)
    {
        MAPPING_ERR("[MAPPING_ERR] Switch page mapping table failed when get log page! Err:0x%x\n", result);
        return -1;
    }

    //need get log page by write mode,
    tmpPage = LOG_BLK_TBL[tmpLogPst].LastUsedPage;

	if(SUPPORT_ALIGN_NAND_BNK)
    {
        if(tmpPage == 0xffff)
        {
            //the log block is empty, need get log page in the first page line
            tmpPage = nPage % INTERLEAVE_BANK_CNT;
        }
        else
        {
            //need bank align, the log page and the data page should be in the same bank
            if((nPage % INTERLEAVE_BANK_CNT) > (tmpPage % INTERLEAVE_BANK_CNT))
            {
                //get the log page in the same page line with last used page
                tmpPage = tmpPage + ((nPage % INTERLEAVE_BANK_CNT) - (tmpPage % INTERLEAVE_BANK_CNT));
            }
            else
            {
                //need get the log page in the next page line of the last used page
                tmpPage = tmpPage + (nPage % INTERLEAVE_BANK_CNT) + (INTERLEAVE_BANK_CNT - (tmpPage % INTERLEAVE_BANK_CNT));
            }
        }
    }
    else
    {

        //use the page which is the next of the last used page
        tmpPage = tmpPage + 1;
    }

	if((SUPPORT_LOG_BLOCK_MANAGE)&&(LOG_BLK_TBL[tmpLogPst].LogBlkType == LSB_TYPE))
	{
		DBUG_MSG("[DBUG_MSG] _GetLogPageForWrite, select bak log block\n");

		if(SUPPORT_ALIGN_NAND_BNK)
		{
			tempBank = tmpPage%INTERLEAVE_BANK_CNT;
			tmpPage =PMM_CalNextLogPage(tmpPage);
			while(tmpPage%INTERLEAVE_BANK_CNT != tempBank)
			{
				tmpPage++;
				tmpPage =PMM_CalNextLogPage(tmpPage);
				if(tmpPage>=PAGE_CNT_OF_SUPER_BLK)
					break;
			}
		}
		else
		{
			tmpPage =PMM_CalNextLogPage(tmpPage);
		}

		if((tmpPage >= PAGE_CNT_OF_SUPER_BLK)&&(LOG_BLK_TBL[tmpLogPst].WriteBlkIndex == 0))
		{
			LOG_BLK_TBL[tmpLogPst].WriteBlkIndex = 1;
			tmpPage = tmpPage - PAGE_CNT_OF_SUPER_BLK;
		}
		if(LOG_BLK_TBL[tmpLogPst].WriteBlkIndex == 1)
			DBUG_MSG("[DBUG_MSG] _GetLogPageForWrite, log block index: %x, log block num: %x, page: %x \n", LOG_BLK_TBL[tmpLogPst].WriteBlkIndex, LOG_BLK_TBL[tmpLogPst].PhyBlk1.PhyBlkNum, tmpPage);
		else
			DBUG_MSG("[DBUG_MSG] _GetLogPageForWrite, log block index: %x, log block num: %x, page: %x \n", LOG_BLK_TBL[tmpLogPst].WriteBlkIndex, LOG_BLK_TBL[tmpLogPst].PhyBlk.PhyBlkNum, tmpPage);
	}

__CHECK_WRITE_LOGICAL_INFO_OF_LOG_BLOCK:
    //check if need write the logical information in the first page of the log block
    if((LOG_BLK_TBL[tmpLogPst].LastUsedPage == 0xffff) && (tmpPage != 0))
    {
        //get logical information from the data block
        LML_CalculatePhyOpPar(&tmpPhyPage, CUR_MAP_ZONE, DATA_BLK_TBL[nBlk].PhyBlkNum, 0);
        tmpPhyPage.SectBitmap = 0x03;
        tmpPhyPage.MDataPtr = LML_TEMP_BUF;
        tmpPhyPage.SDataPtr = (void *)tmpSpare;
        LML_VirtualPageRead(&tmpPhyPage);

		//if((SUPPORT_LOG_BLOCK_MANAGE)&&(LOG_BLK_TBL[tmpLogPst].LogBlkType == LSB_TYPE))
		//{
		//	PRINT("_GetLogPageForWrite log %x page 0, data age: %x, log age: %x\n", LOG_BLK_TBL[tmpLogPst].WriteBlkIndex, tmpSpare[0].PageStatus, tmpSpare[0].PageStatus+1);
		//}

        tmpSpare[0].BadBlkFlag = 0xff;
        tmpSpare[1].BadBlkFlag = 0xff;
        tmpSpare[0].LogicInfo = ((CUR_MAP_ZONE % ZONE_CNT_OF_DIE)<<10) | nBlk;
        tmpSpare[1].LogicInfo = ((CUR_MAP_ZONE % ZONE_CNT_OF_DIE)<<10) | nBlk;
        tmpSpare[0].LogicPageNum = 0xffff;
        tmpSpare[1].LogicPageNum = 0xffff;
        tmpSpare[0].PageStatus =  tmpSpare[0].PageStatus + 1;
        tmpSpare[1].PageStatus = tmpSpare[0].PageStatus;
		if((SUPPORT_LOG_BLOCK_MANAGE)&&(LOG_BLK_TBL[tmpLogPst].LogBlkType == LSB_TYPE))
		{
			tmpSpare[0].LogType = LSB_TYPE|(LOG_BLK_TBL[tmpLogPst].WriteBlkIndex<<4);
			tmpSpare[1].LogType = LSB_TYPE|(LOG_BLK_TBL[tmpLogPst].WriteBlkIndex<<4);
		}
		else
		{
			tmpSpare[0].LogType = 0xff;
			tmpSpare[1].LogType = 0xff;
		}

       //write the logical information to the spare area of the data block
       	if((SUPPORT_LOG_BLOCK_MANAGE)&&(LOG_BLK_TBL[tmpLogPst].LogBlkType == LSB_TYPE))
       	{
       		DBUG_MSG("[DBUG] _GetLogPageForWrite, write the logical information to log page 0, writeblkindex: %x\n", LOG_BLK_TBL[tmpLogPst].WriteBlkIndex);
       		LML_CalculatePhyOpPar(&tmpPhyPage, CUR_MAP_ZONE, LOG_BLK_TBL[tmpLogPst].PhyBlk.PhyBlkNum, 0);
       	}
		else
        	LML_CalculatePhyOpPar(&tmpPhyPage, CUR_MAP_ZONE, LOG_BLK_TBL[tmpLogPst].PhyBlk.PhyBlkNum, 0);

		tmpPhyPage.SectBitmap = FULL_BITMAP_OF_SUPER_PAGE;
        result = LML_VirtualPageWrite(&tmpPhyPage);
        if(result < 0)
        {
            LOGICCTL_ERR("[MAPPING_ERR] Physical write module failed when write logical information, Err:0x%x!\n", result);
            return -1;
        }

        result = PHY_SynchBank(tmpPhyPage.BankNum, SYNC_CHIP_MODE);
        if(result < 0)
        {
            //the last write operation on current bank is failed, the block is bad, need proccess it
            LOGICCTL_DBG("[LOGICCTL_DBG] Find a bad block when write logical page! bank:0x%x, block:0x%x, page:0x%x\n",
                    tmpPhyPage.BankNum, tmpPhyPage.BlkNum, tmpPhyPage.PageNum);

            //process the bad block
            result = LML_BadBlkManage(&LOG_BLK_TBL[tmpLogPst].PhyBlk, CUR_MAP_ZONE, 0, &LOG_BLK_TBL[tmpLogPst].PhyBlk);
            if(result < 0)
            {
                LOGICCTL_ERR("[MAPPING_ERR] Bad block process failed when get log page for write, Err:0x%x!\n", result);
                return -1;
            }

           goto __CHECK_WRITE_LOGICAL_INFO_OF_LOG_BLOCK;
        }
    }

    //set the log page number for return
    *pLogPage = tmpPage;
    *pLogPst = tmpLogPst;

    return 0;
}
Пример #9
0
/*
************************************************************************************************************************
*                       CREATE A NEW LOG BLOCK
*
*Description: Create a new log block.
*
*Arguments  : nBlk      the logical block number of the log block;
*             pLogPst   the pointer to the log block position in the log block table.
*
*Return     : create new log block result.
*               = 0     create new log block successful;
*               =-1     create new log block failed.
************************************************************************************************************************
*/
static __s32 _CreateNewLogBlk(__u32 nBlk, __u32 *pLogPst)
{
    __s32   i, result, LogBlkType,tmpPst=-1;
    __u16   tmpLogAccessAge = 0xffff;
    struct __SuperPhyBlkType_t tmpFreeBlk, tmpFreeBlk1;
    struct __PhysicOpPara_t tmpPhyPage;
    struct __NandUserData_t tmpSpare[2];

    #if CFG_SUPPORT_WEAR_LEVELLING

    //check if need do wear-levelling
    if(BLK_ERASE_CNTER >= WEAR_LEVELLING_FREQUENCY)
    {
        LML_WearLevelling();
    }

    #endif
    //try to search an empty item in the log block table
    for(i=0; i<LOG_BLK_CNT_OF_ZONE; i++)
    {
        if(LOG_BLK_TBL[i].LogicBlkNum == 0xffff)
        {
            //find a empty item
            tmpPst = i;
            break;
        }
    }

    //there is no empty item in the log block table, need merge a log block
    if(tmpPst == -1)
    {
        //check if there is some full log block
        for(i=0; i<LOG_BLK_CNT_OF_ZONE; i++)
        {
            if(LOG_BLK_TBL[i].LastUsedPage == PAGE_CNT_OF_SUPER_BLK-1)
            {
                tmpPst = i;
                break;
            }
        }

        if(tmpPst == -1)
        {
            //there is no full log block, look for an oldest log block to merge
            for(i=0; i<LOG_BLK_CNT_OF_ZONE; i++)
            {
                if(LOG_ACCESS_AGE[i] < tmpLogAccessAge)
                {
                    tmpLogAccessAge = LOG_ACCESS_AGE[i];
                    tmpPst = i;
                }
            }
        }

        //switch the page mapping table for merge the log block
        result = PMM_SwitchMapTbl(tmpPst);
        if(result < 0)
        {
            MAPPING_ERR("[MAPPING_ERR] Switch page mapping table failed when create new log block! Err:0x%x\n", result);
            return -1;
        }

        //merge the log block with normal type, to make an empty item
        result = LML_MergeLogBlk(NORMAL_MERGE_MODE, LOG_BLK_TBL[tmpPst].LogicBlkNum);
        if(result < 0)
        {
            //merge log block failed, report error
            MAPPING_ERR("[MAPPING_ERR] Merge log block failed when create new log block! Err:0x%x\n", result);
            return -1;
        }
    }

	LogBlkType = BMM_CalLogBlkType(nBlk);

	if((SUPPORT_LOG_BLOCK_MANAGE)&&(LogBlkType == LSB_TYPE))
	{
		DBUG_MSG("[DBUG_MSG] _CreateNewLogBlk, select bak log block\n");

		//get a free block to create a new log block
	    result = BMM_GetFreeBlk(LOWEST_EC_TYPE, &tmpFreeBlk);
	    if(result < 0)
	    {
	        MAPPING_ERR("[MAPPING_ERR] Get free block failed when create new log block!\n");
	        return -1;
	    }

		//get a free block to create a new log block
	    result = BMM_GetFreeBlk(LOWEST_EC_TYPE, &tmpFreeBlk1);
	    if(result < 0)
	    {
	        MAPPING_ERR("[MAPPING_ERR] Get free block failed when create new log block!\n");
	        return -1;
	    }

		//DBUG_INF("[DBUG] _CreateNewLogBlk, logic: %x, logblk0: %x, logblk1:%x \n", nBlk, tmpFreeBlk.PhyBlkNum, tmpFreeBlk1.PhyBlkNum);

	    //make a new log item in the log block table
	    LOG_BLK_TBL[tmpPst].LogicBlkNum = nBlk;
	    LOG_BLK_TBL[tmpPst].LastUsedPage = 0xffff;
		LOG_BLK_TBL[tmpPst].LogBlkType = LogBlkType;
		LOG_BLK_TBL[tmpPst].WriteBlkIndex = 0;
		LOG_BLK_TBL[tmpPst].ReadBlkIndex = 0;
	    LOG_BLK_TBL[tmpPst].PhyBlk = tmpFreeBlk;
		LOG_BLK_TBL[tmpPst].PhyBlk1 = tmpFreeBlk1;
	    //set the return vaule of the log position
	    *pLogPst = tmpPst;
	}
	else
	{
	    //get a free block to create a new log block
	    result = BMM_GetFreeBlk(LOWEST_EC_TYPE, &tmpFreeBlk);
	    if(result < 0)
	    {
	        MAPPING_ERR("[MAPPING_ERR] Get free block failed when create new log block!\n");
	        return -1;
	    }

	    //make a new log item in the log block table
	    LOG_BLK_TBL[tmpPst].LogicBlkNum = nBlk;
	    LOG_BLK_TBL[tmpPst].LastUsedPage = 0xffff;
		LOG_BLK_TBL[tmpPst].LogBlkType = LogBlkType;
		LOG_BLK_TBL[tmpPst].WriteBlkIndex = 0;
		LOG_BLK_TBL[tmpPst].ReadBlkIndex = 0;
	    LOG_BLK_TBL[tmpPst].PhyBlk = tmpFreeBlk;
	    //set the return vaule of the log position
	    *pLogPst = tmpPst;
	}


__CHECK_LOGICAL_INFO_OF_DATA_BLOCK:
    //check if the data block is an empty block, if so, need update the logic information in the spare area
    LML_CalculatePhyOpPar(&tmpPhyPage, CUR_MAP_ZONE, DATA_BLK_TBL[nBlk].PhyBlkNum, 0);
    tmpPhyPage.SectBitmap = 0x03;
    tmpPhyPage.MDataPtr = LML_TEMP_BUF;
    tmpPhyPage.SDataPtr = (void *)tmpSpare;
    LML_VirtualPageRead(&tmpPhyPage);

    if(tmpSpare[0].LogicInfo == 0xffff)
    {
        tmpSpare[0].BadBlkFlag = 0xff;
        tmpSpare[1].BadBlkFlag = 0xff;
        tmpSpare[0].LogicInfo = ((CUR_MAP_ZONE % ZONE_CNT_OF_DIE)<<10) | nBlk;
        tmpSpare[1].LogicInfo = ((CUR_MAP_ZONE % ZONE_CNT_OF_DIE)<<10) | nBlk;
        tmpSpare[0].LogicPageNum = 0xffff;
        tmpSpare[1].LogicPageNum = 0xffff;
        tmpSpare[0].PageStatus = 0xff;
        tmpSpare[1].PageStatus = 0xff;

        //write the logical information to the spare area of the data block
        tmpPhyPage.SectBitmap = FULL_BITMAP_OF_SUPER_PAGE;
        result = LML_VirtualPageWrite(&tmpPhyPage);
        if(result < 0)
        {
            LOGICCTL_ERR("[MAPPING_ERR] Physical write module failed when write logical information, Err:0x%x!\n", result);
            return -1;
        }

        result = PHY_SynchBank(tmpPhyPage.BankNum, SYNC_CHIP_MODE);
        if(result < 0)
        {
            //the last write operation on current bank is failed, the block is bad, need proccess it
            LOGICCTL_DBG("[LOGICCTL_DBG] Find a bad block when write logical page! bank:0x%x, block:0x%x, page:0x%x\n",
                    tmpPhyPage.BankNum, tmpPhyPage.BlkNum, tmpPhyPage.PageNum);

            //process the bad block
            result = LML_BadBlkManage(&DATA_BLK_TBL[nBlk], CUR_MAP_ZONE, 0, &tmpFreeBlk);
            if(result < 0)
            {
                LOGICCTL_ERR("[MAPPING_ERR] Bad block process failed when create new log block, Err:0x%x!\n", result);
                return -1;
            }
            DATA_BLK_TBL[nBlk] = tmpFreeBlk;

            goto __CHECK_LOGICAL_INFO_OF_DATA_BLOCK;
        }
    }

    return 0;
}
Пример #10
0
/*!
*
* \par  Description:
*       This function move valuable data from log block to free block,then replace them.
*
* \param  [in]       LogNum,serial number within log block space
* \return      sucess or failed.
* \note         this function was called when log block is full, and valid pages is less than half of one block.
**/
__s32  _free2log_move_merge(__u32 nlogical)
{
    __u8 bank;
    __u16 LastUsedPage,SuperPage;
    __u16 SrcPage,DstPage, SrcBlock, DstBlock;
    struct __SuperPhyBlkType_t FreeBlk,FreeBlk1;
    struct __LogBlkType_t LogBlk;
    struct __PhysicOpPara_t SrcParam,DstParam;
	struct __NandUserData_t UserData[2];

    /*init info of log block , and get one free block */
    BMM_GetLogBlk(nlogical, &LogBlk);

    if (NAND_OP_TRUE != BMM_GetFreeBlk(LOWEST_EC_TYPE, &FreeBlk))
        return NAND_OP_FALSE;

	if((SUPPORT_LOG_BLOCK_MANAGE)&&(LogBlk.LogBlkType == LSB_TYPE))
	{
		if (NAND_OP_TRUE != BMM_GetFreeBlk(LOWEST_EC_TYPE, &FreeBlk1))
        	return NAND_OP_FALSE;
		//DBUG_INF("[DBUG] lsb move merge, new log0: %x, new log1: %x\n", FreeBlk.PhyBlkNum, FreeBlk1.PhyBlkNum);
	}


    SrcParam.MDataPtr = DstParam.MDataPtr = NULL;
    SrcParam.SDataPtr = DstParam.SDataPtr = NULL;
    SrcParam.SectBitmap = DstParam.SectBitmap = FULL_BITMAP_OF_SUPER_PAGE;

    if(SUPPORT_ALIGN_NAND_BNK)
    {
        redo:
        /*copy data bank by bank, for copy-back using*/
        LastUsedPage = 0;
        for (bank = 0; bank < INTERLEAVE_BANK_CNT; bank++)
        {
            DstPage = bank;
            for (SuperPage  = bank; SuperPage < PAGE_CNT_OF_SUPER_BLK; SuperPage+= INTERLEAVE_BANK_CNT)
            {
                SrcPage = PMM_GetCurMapPage(SuperPage);
                if (SrcPage != 0xffff)
                {
                	  /*set source and destinate address*/
	                if((SUPPORT_LOG_BLOCK_MANAGE)&&(LogBlk.LogBlkType == LSB_TYPE))
					{
						DBUG_MSG("[DBUG_MSG] _free2log_move_merge 2, select bak log block\n");
						DstPage = PMM_CalNextLogPage(DstPage);
						while((DstPage%INTERLEAVE_BANK_CNT)!=bank)
						{
							DstPage++;
							DstPage = PMM_CalNextLogPage(DstPage);
							if(DstPage>=PAGE_CNT_OF_SUPER_BLK)
								break;
						}

						if(DstPage >= PAGE_CNT_OF_SUPER_BLK)
						{
							LOGICCTL_ERR("move merge : dst page cal error\n");
							return NAND_OP_FALSE;
						}

						if(SrcPage&(0x1<<15))
							SrcBlock = LogBlk.PhyBlk1.PhyBlkNum;
						else
							SrcBlock = LogBlk.PhyBlk.PhyBlkNum;
						DstBlock = FreeBlk.PhyBlkNum;
						SrcPage &= (~(0x1<<15));

					}
					else
					{
						SrcBlock = LogBlk.PhyBlk.PhyBlkNum;
						DstBlock = FreeBlk.PhyBlkNum;
					}

    		 		LML_CalculatePhyOpPar(&SrcParam,CUR_MAP_ZONE, SrcBlock, SrcPage);
                   	LML_CalculatePhyOpPar(&DstParam,CUR_MAP_ZONE, DstBlock, DstPage);
                    if (DstPage == 0)
                    {
                        if ( NAND_OP_FALSE == _copy_page0(SrcBlock,SrcPage,FreeBlk.PhyBlkNum,0))
                        {
                            LOGICCTL_ERR("move merge : copy page 0 err1\n");
                            return NAND_OP_FALSE;
                        }
                    }
                    else
                    {
                        if (NAND_OP_TRUE != PHY_PageCopyback(&SrcParam,&DstParam))
                        {
                            LOGICCTL_ERR("move merge : copy back err\n");
                            return NAND_OP_FALSE;
                        }
                    }

                    if (NAND_OP_TRUE !=  PHY_SynchBank(DstParam.BankNum, SYNC_BANK_MODE))
                    {
                        struct __SuperPhyBlkType_t SubBlk;
                        if (NAND_OP_TRUE != LML_BadBlkManage(&FreeBlk,CUR_MAP_ZONE,0,&SubBlk))
                        {
                            LOGICCTL_ERR("move merge : bad block manage err after copy back\n");
                            return NAND_OP_FALSE;
                        }
                        FreeBlk = SubBlk;
                        goto redo;
                    }

                    PMM_SetCurMapPage(SuperPage,DstPage);
                    DstPage += INTERLEAVE_BANK_CNT;
                }
            }

            /*if bank 0 is empty, need write mange info in page 0*/
            if ((bank == 0) && (DstPage == 0))
            {
                if ( NAND_OP_FALSE == _copy_page0(LogBlk.PhyBlk.PhyBlkNum,0,FreeBlk.PhyBlkNum,0))
                {
                    LOGICCTL_ERR("move merge : copy page 0 err2\n");
                    return NAND_OP_FALSE;
                }
    			LML_CalculatePhyOpPar(&DstParam, CUR_MAP_ZONE, FreeBlk.PhyBlkNum, 0);
                if (NAND_OP_TRUE !=  PHY_SynchBank(DstParam.BankNum, SYNC_BANK_MODE))
                {
                    struct __SuperPhyBlkType_t SubBlk;
                    if (NAND_OP_TRUE != LML_BadBlkManage(&FreeBlk,CUR_MAP_ZONE,0,&SubBlk))
                    {
                        LOGICCTL_ERR("move merge : bad block manage err after copy back\n");
                        return NAND_OP_FALSE;
                    }
                    FreeBlk = SubBlk;
                    goto redo;
                }
            }

            /*reset LastUsedPage*/
            if ((DstPage - INTERLEAVE_BANK_CNT) > LastUsedPage)
            {
                LastUsedPage = DstPage - INTERLEAVE_BANK_CNT;
            }
        }
    }
    else
    {
    	/*copy data page by page*/
    	DstPage = 0;
        LastUsedPage = 0;
    	for (SuperPage = 0; SuperPage < PAGE_CNT_OF_LOGIC_BLK; SuperPage++)
    	{
    		SrcPage = PMM_GetCurMapPage(SuperPage);
    		if (SrcPage != 0xffff)
    		{
    			/*set source and destinate address*/
	            if((SUPPORT_LOG_BLOCK_MANAGE)&&(LogBlk.LogBlkType == LSB_TYPE))
				{
					DBUG_MSG("[DBUG_MSG] _free2log_move_merge 3, select bak log block\n");
					DstPage = PMM_CalNextLogPage(DstPage);
					if(DstPage >= PAGE_CNT_OF_SUPER_BLK)
					{
						LOGICCTL_ERR("move merge : dst page cal error\n");
						return NAND_OP_FALSE;
					}

					if(SrcPage&(0x1<<15))
						SrcBlock = LogBlk.PhyBlk1.PhyBlkNum;
					else
						SrcBlock = LogBlk.PhyBlk.PhyBlkNum;
					DstBlock = FreeBlk.PhyBlkNum;
					SrcPage &= 0x7fff;

				}
				else
				{
					SrcBlock = LogBlk.PhyBlk.PhyBlkNum;
					DstBlock = FreeBlk.PhyBlkNum;
				}

    		 	LML_CalculatePhyOpPar(&SrcParam,CUR_MAP_ZONE, SrcBlock, SrcPage);
                LML_CalculatePhyOpPar(&DstParam,CUR_MAP_ZONE, DstBlock, DstPage);
    			if (0 == DstPage)
    			{
    				if ( NAND_OP_FALSE == _copy_page0(SrcBlock,SrcPage,FreeBlk.PhyBlkNum,0))
                    {
                         LOGICCTL_ERR("move merge : copy page 0 err1\n");
                         return NAND_OP_FALSE;
                    }
    			}
    			else
    			{
    				SrcParam.MDataPtr = DstParam.MDataPtr = LML_TEMP_BUF;
    				SrcParam.SDataPtr = DstParam.SDataPtr = (void *)&UserData;
        			MEMSET((void *)&UserData,0xff,sizeof(struct __NandUserData_t) * 2);
    				SrcParam.SectBitmap = DstParam.SectBitmap = FULL_BITMAP_OF_SUPER_PAGE;
    				if (LML_VirtualPageRead(&SrcParam) < 0){
           				 LOGICCTL_ERR("move merge : read main data err\n");
            			 return NAND_OP_FALSE;
        			}

       				if (NAND_OP_TRUE != LML_VirtualPageWrite(&DstParam)){
            			LOGICCTL_ERR("move merge : write err\n");
            			return NAND_OP_FALSE;
        			}
    			}
    			if (NAND_OP_TRUE !=  PHY_SynchBank(DstParam.BankNum, SYNC_BANK_MODE))
                {
                	struct __SuperPhyBlkType_t SubBlk;
                    if (NAND_OP_TRUE != LML_BadBlkManage(&FreeBlk,CUR_MAP_ZONE,LastUsedPage,&SubBlk))
                    {
                        LOGICCTL_ERR("move merge : bad block manage err after copy back\n");
                    	return NAND_OP_FALSE;
    				}
    				FreeBlk = SubBlk;
    				SuperPage -= 1;
    			}
    			PMM_SetCurMapPage(SuperPage,DstPage);
    			LastUsedPage = DstPage;
    			DstPage++;
    		}
    	}

    }

    /*erase log block*/
    if(NAND_OP_TRUE != LML_VirtualBlkErase(CUR_MAP_ZONE, LogBlk.PhyBlk.PhyBlkNum))
    {
        if(NAND_OP_TRUE != LML_BadBlkManage(&LogBlk.PhyBlk,CUR_MAP_ZONE,0,NULL))
        {
            LOGICCTL_ERR("move merge : bad block manage err after erase log block\n");
            return NAND_OP_FALSE;
        }
    }
	/*move erased log block to free block*/
    if(LogBlk.PhyBlk.BlkEraseCnt < 0xffff)
    {
        LogBlk.PhyBlk.BlkEraseCnt ++;
    }
    BMM_SetFreeBlk(&LogBlk.PhyBlk);

	if((SUPPORT_LOG_BLOCK_MANAGE)&&(LogBlk.LogBlkType == LSB_TYPE))
	{
		//DBUG_INF("[DBUG] logic %x move merge: erase log block 0: %x\n", LogBlk.LogicBlkNum, LogBlk.PhyBlk.PhyBlkNum);
		if(NAND_OP_TRUE != LML_VirtualBlkErase(CUR_MAP_ZONE, LogBlk.PhyBlk1.PhyBlkNum))
	    {
	        if(NAND_OP_TRUE != LML_BadBlkManage(&LogBlk.PhyBlk1,CUR_MAP_ZONE,0,NULL))
	        {
	            LOGICCTL_ERR("move merge : bad block manage err after erase log block\n");
	            return NAND_OP_FALSE;
	        }
	    }
		/*move erased log block to free block*/
	    if(LogBlk.PhyBlk1.BlkEraseCnt < 0xffff)
	    {
	        LogBlk.PhyBlk1.BlkEraseCnt ++;
	    }
	    BMM_SetFreeBlk(&LogBlk.PhyBlk1);
		//DBUG_INF("[DBUG] logic %x move merge: erase log block 1: %x\n", LogBlk.LogicBlkNum, LogBlk.PhyBlk1.PhyBlkNum);
	}


    /*move free block to log block*/
    LogBlk.PhyBlk.PhyBlkNum= FreeBlk.PhyBlkNum;
	LogBlk.PhyBlk.BlkEraseCnt= FreeBlk.BlkEraseCnt;
	if((SUPPORT_LOG_BLOCK_MANAGE)&&(LogBlk.LogBlkType == LSB_TYPE))
	{
		DBUG_MSG("[DBUG_MSG] _free2log_move_merge 4, select bak log block\n");
		LogBlk.PhyBlk1.PhyBlkNum= FreeBlk1.PhyBlkNum;
	    LogBlk.PhyBlk1.BlkEraseCnt= FreeBlk1.BlkEraseCnt;
	    LogBlk.WriteBlkIndex = 0;
	    LogBlk.ReadBlkIndex = 0;
		DBUG_MSG("[DBUG] move merge to new log block, logic block: %x, logblock0: %x, logblock1: %x\n", LogBlk.LogicBlkNum, LogBlk.PhyBlk.PhyBlkNum, LogBlk.PhyBlk1.PhyBlkNum);

	}
	else
	{
		LogBlk.LogBlkType = 0;
		LogBlk.WriteBlkIndex = 0;
	    LogBlk.ReadBlkIndex = 0;
	}
	LogBlk.LastUsedPage = LastUsedPage;
    BMM_SetLogBlk(nlogical, &LogBlk);

	//if((SUPPORT_LOG_BLOCK_MANAGE)&&(LogBlk.LogBlkType == LSB_TYPE))
	//	DBUG_INF("logic %x move merge, lastusedpage: %x\n", LogBlk.LogicBlkNum, LogBlk.LastUsedPage);

    return NAND_OP_TRUE;
}
Пример #11
0
static __s32 _read_page_map_tbl(__u32 nLogBlkPst)
{
    __s32 ret;
    __u16 TablePage;
    __u32 TableBlk, checksum;
    __u16 logicpagenum;
    __u8  status;
    struct  __NandUserData_t  UserData[2];
    struct  __PhysicOpPara_t  param;


    /*check page poisition, merge if no free page*/
	if((SUPPORT_LOG_BLOCK_MANAGE)&&(LOG_BLK_TBL[nLogBlkPst].LogBlkType == LSB_TYPE))
	{
		DBUG_MSG("[DBUG_MSG] _read_page_map_tbl, select bak log block\n");
		TablePage = LOG_BLK_TBL[nLogBlkPst].LastUsedPage;

		if(LOG_BLK_TBL[nLogBlkPst].WriteBlkIndex == 1)
    		TableBlk = LOG_BLK_TBL[nLogBlkPst].PhyBlk1.PhyBlkNum;
		else
			TableBlk = LOG_BLK_TBL[nLogBlkPst].PhyBlk.PhyBlkNum;
	}
	else
	{
		TablePage = LOG_BLK_TBL[nLogBlkPst].LastUsedPage;
		TableBlk = LOG_BLK_TBL[nLogBlkPst].PhyBlk.PhyBlkNum;
	}

    if (TablePage == 0xffff){
        /*log block is empty*/
        MEMSET(PAGE_MAP_TBL, 0xff,PAGE_CNT_OF_SUPER_BLK*sizeof(struct __PageMapTblItem_t) );
        return NAND_OP_TRUE;
    }

    /*read page map table*/
    param.MDataPtr = LML_PROCESS_TBL_BUF;
    param.SDataPtr = (void *)&UserData;
    param.SectBitmap = 0xf;

    LML_CalculatePhyOpPar(&param, CUR_MAP_ZONE, TableBlk, TablePage);
    ret = LML_VirtualPageRead(&param);

	if(PAGE_CNT_OF_SUPER_BLK >= 512)
	{
		checksum = _GetTblCheckSum((__u32 *)LML_PROCESS_TBL_BUF,  \
                	PAGE_CNT_OF_SUPER_BLK*2/sizeof(__u32));
	}
	else
	{
		checksum = _GetTblCheckSum((__u32 *)LML_PROCESS_TBL_BUF,  \
                	PAGE_CNT_OF_SUPER_BLK*sizeof(struct __PageMapTblItem_t)/sizeof(__u32));
	}

    status = UserData[0].PageStatus;
    logicpagenum = UserData[0].LogicPageNum;

    if((ret < 0) || (status != 0xaa) || (logicpagenum != 0xffff) || (checksum != ((__u32 *)LML_PROCESS_TBL_BUF)[511]))
    {
        if(NAND_OP_TRUE != _rebuild_page_map_tbl(nLogBlkPst))
        {
            MAPPING_ERR("rebuild page map table err\n");
            return NAND_OP_FALSE;
        }
    }
    else
    {
    	if(PAGE_CNT_OF_SUPER_BLK >= 512)
    	{
			__u32 page;

			for(page = 0; page < PAGE_CNT_OF_SUPER_BLK; page++)
				PAGE_MAP_TBL[page].PhyPageNum = *((__u16 *)LML_PROCESS_TBL_BUF + page);
		}
		else
        	MEMCPY(PAGE_MAP_TBL,LML_PROCESS_TBL_BUF, PAGE_CNT_OF_SUPER_BLK*sizeof(struct __PageMapTblItem_t));
    }

    return NAND_OP_TRUE;
}
Пример #12
0
static __s32 _rebuild_page_map_tbl(__u32 nLogBlkPst)
{
    __s32 ret;
    __u16 TablePage;
    __u32 TableBlk, TableBlk1;
    __u16 logicpagenum;
    //__u8  status;
    struct  __NandUserData_t  UserData[2];
    struct  __PhysicOpPara_t  param;

    MEMSET(PAGE_MAP_TBL,0xff, PAGE_CNT_OF_SUPER_BLK*sizeof(struct __PageMapTblItem_t));
    TableBlk = LOG_BLK_TBL[nLogBlkPst].PhyBlk.PhyBlkNum;
	TableBlk1 = LOG_BLK_TBL[nLogBlkPst].PhyBlk1.PhyBlkNum;

    param.MDataPtr = LML_PROCESS_TBL_BUF;
    param.SDataPtr = (void *)&UserData;
    param.SectBitmap = 0x3;

	//PRINT("-----------------------rebuild page table for blk %x\n",TableBlk);

    for(TablePage = 0; TablePage < PAGE_CNT_OF_SUPER_BLK; TablePage++){
        LML_CalculatePhyOpPar(&param, CUR_MAP_ZONE, TableBlk, TablePage);
        ret = LML_VirtualPageRead(&param);
        if (ret < 0){
            MAPPING_ERR("rebuild logic block %x page map table : read err\n",LOG_BLK_TBL[nLogBlkPst].LogicBlkNum);
            return NAND_OP_FALSE;
        }

        //status = UserData[0].PageStatus;
        logicpagenum = UserData[0].LogicPageNum;

        //if(((!TablePage || (status == 0x55))) && (logicpagenum != 0xffff) && (logicpagenum < PAGE_CNT_OF_SUPER_BLK)) /*legal page*/
		if((logicpagenum != 0xffff) && (logicpagenum < PAGE_CNT_OF_SUPER_BLK)) /*legal page*/
		{
            PAGE_MAP_TBL[logicpagenum].PhyPageNum = TablePage; /*l2p:logical to physical*/
        }
    }

	if((SUPPORT_LOG_BLOCK_MANAGE)&&(LOG_BLK_TBL[nLogBlkPst].LogBlkType == LSB_TYPE))
	{
		 DBUG_MSG("[DBUG_MSG] _rebuild_page_map_tbl, select bak log block\n");
		 for(TablePage = 0; TablePage < PAGE_CNT_OF_SUPER_BLK; TablePage++){
	        LML_CalculatePhyOpPar(&param, CUR_MAP_ZONE, TableBlk1, TablePage);
	        ret = LML_VirtualPageRead(&param);
	        if (ret < 0){
	            MAPPING_ERR("rebuild logic block %x page map table : read err\n",LOG_BLK_TBL[nLogBlkPst].LogicBlkNum);
	            return NAND_OP_FALSE;
	        }

	        //status = UserData[0].PageStatus;
	        logicpagenum = UserData[0].LogicPageNum;

	        //if(((!TablePage || (status == 0x55))) && (logicpagenum != 0xffff) && (logicpagenum < PAGE_CNT_OF_SUPER_BLK)) /*legal page*/
			if((logicpagenum != 0xffff) && (logicpagenum < PAGE_CNT_OF_SUPER_BLK)) /*legal page*/
			{
	            PAGE_MAP_TBL[logicpagenum].PhyPageNum = TablePage|(0x1U<<15); /*l2p:logical to physical*/
	        }
	    }

	}

    PAGE_MAP_CACHE->DirtyFlag = 1;
	BMM_SetDirtyFlag();

	return NAND_OP_TRUE;
}
Пример #13
0
static __s32 _write_back_page_map_tbl(__u32 nLogBlkPst)
{
    __u16 TablePage;
    __u32 TableBlk;
    struct  __NandUserData_t  UserData[2];
    struct  __PhysicOpPara_t  param, tmpPage0;
    struct  __SuperPhyBlkType_t BadBlk,NewBlk;
	__s32 result;


    /*check page poisition, merge if no free page*/
	if((SUPPORT_LOG_BLOCK_MANAGE)&&(LOG_BLK_TBL[nLogBlkPst].LogBlkType == LSB_TYPE))
	{
		TablePage = LOG_BLK_TBL[nLogBlkPst].LastUsedPage + 1;
    	TableBlk = LOG_BLK_TBL[nLogBlkPst].PhyBlk.PhyBlkNum;
		DBUG_MSG("[DBUG] _write_back_page_map_tbl, log block: %x, bak log block %x\n", LOG_BLK_TBL[nLogBlkPst].PhyBlk.PhyBlkNum, LOG_BLK_TBL[nLogBlkPst].PhyBlk1.PhyBlkNum);
		DBUG_MSG("[DBUG] _write_back_page_map_tbl, select bak log block\n");
		TablePage = PMM_CalNextLogPage(TablePage);

		if((TablePage >= PAGE_CNT_OF_SUPER_BLK)&&(LOG_BLK_TBL[nLogBlkPst].WriteBlkIndex == 0))
		{
			DBUG_MSG("[DBUG] _write_back_page_map_tbl, change to log block 1, phyblock1: %x\n", LOG_BLK_TBL[nLogBlkPst].PhyBlk1.PhyBlkNum);

			LOG_BLK_TBL[nLogBlkPst].WriteBlkIndex = 1;
			TablePage = TablePage - PAGE_CNT_OF_SUPER_BLK;
		}

		if(LOG_BLK_TBL[nLogBlkPst].WriteBlkIndex == 1)
    		TableBlk = LOG_BLK_TBL[nLogBlkPst].PhyBlk1.PhyBlkNum;
		else
			TableBlk = LOG_BLK_TBL[nLogBlkPst].PhyBlk.PhyBlkNum;

		if (TablePage >= PAGE_CNT_OF_SUPER_BLK){
			//DBUG_INF("[DBUG] _write_back_page_map_tbl, log block full, need merge\n");
	        /*block id full,need merge*/
	        if (LML_MergeLogBlk(SPECIAL_MERGE_MODE,LOG_BLK_TBL[nLogBlkPst].LogicBlkNum)){
	            MAPPING_ERR("write back page tbl : merge err\n");
	            return NAND_OP_FALSE;
	        }
			DBUG_MSG("[DBUG] _write_back_page_map_tbl, log block merge end\n");
	        if (PAGE_MAP_CACHE->ZoneNum != 0xff){
	            /*move merge*/
	            TablePage = LOG_BLK_TBL[nLogBlkPst].LastUsedPage + 1;
	            TableBlk = LOG_BLK_TBL[nLogBlkPst].PhyBlk.PhyBlkNum;
				TablePage = PMM_CalNextLogPage(TablePage);
				//DBUG_INF("[DBUG] _write_back_page_map_tbl, after move merge, table block: %x, table page %x\n", TableBlk, TablePage);
	        }
	        else
	            return NAND_OP_TRUE;
	    }
	}
	else
	{
		TablePage = LOG_BLK_TBL[nLogBlkPst].LastUsedPage + 1;
    	TableBlk = LOG_BLK_TBL[nLogBlkPst].PhyBlk.PhyBlkNum;

		if (TablePage == PAGE_CNT_OF_SUPER_BLK){
	        /*block id full,need merge*/
	        if (LML_MergeLogBlk(SPECIAL_MERGE_MODE,LOG_BLK_TBL[nLogBlkPst].LogicBlkNum)){
	            MAPPING_ERR("write back page tbl : merge err\n");
	            return NAND_OP_FALSE;
	        }

	        if (PAGE_MAP_CACHE->ZoneNum != 0xff){
	            /*move merge*/
	            TablePage = LOG_BLK_TBL[nLogBlkPst].LastUsedPage + 1;
	            TableBlk = LOG_BLK_TBL[nLogBlkPst].PhyBlk.PhyBlkNum;
	        }
	        else
	            return NAND_OP_TRUE;
	    }
	}



rewrite:
//PRINT("-------------------write back page tbl for blk %x\n",TableBlk);
    /*write page map table*/
	if((SUPPORT_LOG_BLOCK_MANAGE)&&(LOG_BLK_TBL[nLogBlkPst].LogBlkType == LSB_TYPE))
	{
		if((TablePage== 0)&&(LOG_BLK_TBL[nLogBlkPst].WriteBlkIndex == 1))
	    {
			MEMSET((void *)(&UserData[0]),0xff,sizeof(struct __NandUserData_t) * 2);
	        //log page is the page0 of the logblk1, should copy page0 of logblock0, and skip the page
	        LML_CalculatePhyOpPar(&tmpPage0, CUR_MAP_ZONE, LOG_BLK_TBL[nLogBlkPst].PhyBlk.PhyBlkNum, 0);
	        tmpPage0.SectBitmap = FULL_BITMAP_OF_SUPER_PAGE;
	        tmpPage0.MDataPtr = LML_TEMP_BUF;
	        tmpPage0.SDataPtr = (void *)UserData;
	        result = LML_VirtualPageRead(&tmpPage0);
	        if(result < 0)
	        {
	            LOGICCTL_ERR("[LOGICCTL_ERR] Get log age of data block failed when write logical page, Err:0x%x!\n", result);
	            return -ERR_PHYSIC;
	        }

			//log page is the page0 of the logblk1, should skip the page
			UserData[0].LogType = LSB_TYPE|(LOG_BLK_TBL[nLogBlkPst].WriteBlkIndex<<4);
			UserData[1].LogType = LSB_TYPE|(LOG_BLK_TBL[nLogBlkPst].WriteBlkIndex<<4);

	        LML_CalculatePhyOpPar(&tmpPage0, CUR_MAP_ZONE, LOG_BLK_TBL[nLogBlkPst].PhyBlk1.PhyBlkNum, 0);
	        tmpPage0.SectBitmap = FULL_BITMAP_OF_SUPER_PAGE;
	        tmpPage0.MDataPtr = LML_TEMP_BUF;
	        tmpPage0.SDataPtr = (void *)UserData;
	        result = LML_VirtualPageWrite(&tmpPage0);

			TablePage++;

	    }
	}

	MEMSET((void *)(&UserData[0]),0xff,sizeof(struct __NandUserData_t) * 2);
    UserData[0].PageStatus = 0xaa;
	if((SUPPORT_LOG_BLOCK_MANAGE)&&(LOG_BLK_TBL[nLogBlkPst].LogBlkType == LSB_TYPE))
	{
		UserData[0].LogType = LSB_TYPE|(LOG_BLK_TBL[nLogBlkPst].WriteBlkIndex<<4);
		UserData[1].LogType = LSB_TYPE|(LOG_BLK_TBL[nLogBlkPst].WriteBlkIndex<<4);
	}
	else
	{
		UserData[0].LogType = 0xff;
		UserData[1].LogType = 0xff;
	}

	//if((SUPPORT_LOG_BLOCK_MANAGE)&&(LOG_BLK_TBL[nLogBlkPst].LogBlkType == LSB_TYPE)&&(TablePage== 0))
	//{
	//	DBUG_INF("[DBUG] _write_back_page_map_tbl in page0, TablePage: %x, TableBlk: %x\n", TablePage, TableBlk);
	//	DBUG_INF("[DBUG] _write_back_page_map_tbl in page0, logicNum: %x, log0: %x, log1: %x\n", LOG_BLK_TBL[nLogBlkPst].LogicBlkNum,LOG_BLK_TBL[nLogBlkPst].PhyBlk.PhyBlkNum, LOG_BLK_TBL[nLogBlkPst].PhyBlk1.PhyBlkNum);
	//	DBUG_INF("[DBUG] _write_back_page_map_tbl in page0, logicinfo: %x, logicpage: %x\n", UserData[0].LogicInfo, UserData[0].LogicPageNum);
	//	DBUG_INF("[DBUG] _write_back_page_map_tbl in page0, logtype: %x, pagestatus: %x\n", UserData[0].LogType, UserData[0].PageStatus);
	//}

    MEMSET(LML_PROCESS_TBL_BUF,0xff,SECTOR_CNT_OF_SUPER_PAGE * SECTOR_SIZE);

	if(PAGE_CNT_OF_SUPER_BLK >= 512)
	{
		__u32 page;

		for(page = 0; page < PAGE_CNT_OF_SUPER_BLK; page++)
			*((__u16 *)LML_PROCESS_TBL_BUF + page) = PAGE_MAP_TBL[page].PhyPageNum;

		((__u32 *)LML_PROCESS_TBL_BUF)[511] = \
        	_GetTblCheckSum((__u32 *)LML_PROCESS_TBL_BUF, PAGE_CNT_OF_SUPER_BLK*2/(sizeof (__u32)));
	}

	else
	{
		MEMCPY(LML_PROCESS_TBL_BUF, PAGE_MAP_TBL,PAGE_CNT_OF_SUPER_BLK*sizeof(struct __PageMapTblItem_t));
    	((__u32 *)LML_PROCESS_TBL_BUF)[511] = \
        	_GetTblCheckSum((__u32 *)LML_PROCESS_TBL_BUF, PAGE_CNT_OF_SUPER_BLK*sizeof(struct __PageMapTblItem_t)/(sizeof (__u32)));
	}

    param.MDataPtr = LML_PROCESS_TBL_BUF;
    param.SDataPtr = (void *)&UserData;
    param.SectBitmap = FULL_BITMAP_OF_SUPER_PAGE;

//rewrite:
    LML_CalculatePhyOpPar(&param, CUR_MAP_ZONE, TableBlk, TablePage);
    LML_VirtualPageWrite(&param);

    if (NAND_OP_TRUE != PHY_SynchBank(param.BankNum, SYNC_CHIP_MODE)){
        BadBlk.PhyBlkNum = TableBlk;
        if (NAND_OP_TRUE != LML_BadBlkManage(&BadBlk,CUR_MAP_ZONE,TablePage,&NewBlk)){
            MAPPING_ERR("write page map table : bad block mange err after write\n");
            return NAND_OP_FALSE;
        }
        TableBlk = NewBlk.PhyBlkNum;
        LOG_BLK_TBL[nLogBlkPst].PhyBlk = NewBlk;
        goto rewrite;
    }

    LOG_BLK_TBL[nLogBlkPst].LastUsedPage = TablePage;
    PAGE_MAP_CACHE->ZoneNum = 0xff;
    PAGE_MAP_CACHE->LogBlkPst = 0xff;

	if((SUPPORT_LOG_BLOCK_MANAGE)&&(LOG_BLK_TBL[nLogBlkPst].LogBlkType == LSB_TYPE))
		DBUG_MSG("[DBUG] _write_back_page_map_tbl end, lastusedpage: %x, write_index: %x\n", LOG_BLK_TBL[nLogBlkPst].LastUsedPage, LOG_BLK_TBL[nLogBlkPst].WriteBlkIndex);

    return NAND_OP_TRUE;

}
/*
 * Test operations on a segmented table.
 */
static bool segmentTest(void)
{
    static const int kTableMax = 20;
    IndirectRefTable irt;
    IndirectRef iref0, iref1, iref2, iref3;
    ClassObject* clazz = dvmFindClass("Ljava/lang/Object;", NULL);
    Object* obj0 = dvmAllocObject(clazz, ALLOC_DONT_TRACK);
    Object* obj1 = dvmAllocObject(clazz, ALLOC_DONT_TRACK);
    Object* obj2 = dvmAllocObject(clazz, ALLOC_DONT_TRACK);
    Object* obj3 = dvmAllocObject(clazz, ALLOC_DONT_TRACK);
    u4 cookie;
    u4 segmentState[4];
    bool result = false;

    if (!dvmInitIndirectRefTable(&irt, kTableMax, kTableMax,
            kIndirectKindLocal))
    {
        return false;
    }
    cookie = segmentState[0] = IRT_FIRST_SEGMENT;
    DBUG_MSG("+++ objs %p %p %p %p\n", obj0, obj1, obj2, obj3);

    /*
     * Push two, create new segment, push two more, try to get all four,
     * try to delete all 4.  All four should be accessible, but only the
     * last two should be deletable.
     */
    DBUG_MSG("+++ START basic segment\n");
    iref0 = dvmAddToIndirectRefTable(&irt, cookie, obj0);
    iref1 = dvmAddToIndirectRefTable(&irt, cookie, obj1);
    cookie = segmentState[1] = dvmPushIndirectRefTableSegment(&irt);
    DBUG_MSG("+++ pushed, cookie is 0x%08x\n", cookie);
    iref2 = dvmAddToIndirectRefTable(&irt, cookie, obj2);
    iref3 = dvmAddToIndirectRefTable(&irt, cookie, obj3);

    if (dvmRemoveFromIndirectRefTable(&irt, cookie, iref0) ||
        dvmRemoveFromIndirectRefTable(&irt, cookie, iref1))
    {
        LOGE("removed values from earlier segment\n");
        goto bail;
    }
    if (!dvmRemoveFromIndirectRefTable(&irt, cookie, iref2) ||
        !dvmRemoveFromIndirectRefTable(&irt, cookie, iref3))
    {
        LOGE("unable to remove values from current segment\n");
        goto bail;
    }
    if (dvmIndirectRefTableEntries(&irt) != 2) {
        LOGE("wrong total entries\n");
        goto bail;
    }
    dvmPopIndirectRefTableSegment(&irt, segmentState[1]);
    cookie = segmentState[0];
    if (!dvmRemoveFromIndirectRefTable(&irt, cookie, iref0) ||
        !dvmRemoveFromIndirectRefTable(&irt, cookie, iref1))
    {
        LOGE("unable to remove values from first segment\n");
        goto bail;
    }
    if (dvmIndirectRefTableEntries(&irt) != 0) {
        LOGE("basic push/pop not empty\n");
        goto bail;
    }

    /*
     * Push two, delete first, segment, push two more, pop segment, verify
     * the last two are no longer present and hole count is right.  The
     * adds after the segment pop should not be filling in the hole.
     */
    DBUG_MSG("+++ START segment pop\n");
    iref0 = dvmAddToIndirectRefTable(&irt, cookie, obj0);
    iref1 = dvmAddToIndirectRefTable(&irt, cookie, obj1);
    dvmRemoveFromIndirectRefTable(&irt, cookie, iref0);
    cookie = segmentState[1] = dvmPushIndirectRefTableSegment(&irt);
    iref2 = dvmAddToIndirectRefTable(&irt, cookie, obj2);
    iref3 = dvmAddToIndirectRefTable(&irt, cookie, obj3);
    dvmPopIndirectRefTableSegment(&irt, segmentState[1]);
    cookie = segmentState[0];
    if (dvmIndirectRefTableEntries(&irt) != 2) {
        LOGE("wrong total entries after pop\n");
        goto bail;
    }
    dvmRemoveFromIndirectRefTable(&irt, cookie, iref1);
    if (dvmIndirectRefTableEntries(&irt) != 0) {
        LOGE("not back to zero after pop + del\n");
        goto bail;
    }

    /*
     * Multiple segments, some empty.
     */
    DBUG_MSG("+++ START multiseg\n");
    iref0 = dvmAppendToIndirectRefTable(&irt, cookie, obj0);
    iref1 = dvmAppendToIndirectRefTable(&irt, cookie, obj1);
    cookie = segmentState[1] = dvmPushIndirectRefTableSegment(&irt);
    cookie = segmentState[2] = dvmPushIndirectRefTableSegment(&irt);
    iref3 = dvmAppendToIndirectRefTable(&irt, cookie, obj3);
    iref2 = dvmAppendToIndirectRefTable(&irt, cookie, obj2);
    dvmRemoveFromIndirectRefTable(&irt, cookie, iref3);
    cookie = segmentState[3] = dvmPushIndirectRefTableSegment(&irt);
    iref3 = dvmAppendToIndirectRefTable(&irt, cookie, obj3);

    if (dvmGetFromIndirectRefTable(&irt, iref0) != obj0 ||
        dvmGetFromIndirectRefTable(&irt, iref1) != obj1 ||
        dvmGetFromIndirectRefTable(&irt, iref2) != obj2 ||
        dvmGetFromIndirectRefTable(&irt, iref3) != obj3)
    {
        LOGE("Unable to retrieve all multiseg objects\n");
        goto bail;
    }

    dvmDumpIndirectRefTable(&irt, "test");

    //int i;
    //for (i = 0; i < sizeof(segmentState) / sizeof(segmentState[0]); i++) {
    //    DBUG_MSG("+++  segment %d = 0x%08x\n", i, segmentState[i]);
    //}

    dvmRemoveFromIndirectRefTable(&irt, cookie, iref3);
    if (dvmRemoveFromIndirectRefTable(&irt, cookie, iref2)) {
        LOGE("multiseg del2 worked\n");
        goto bail;
    }
    dvmPopIndirectRefTableSegment(&irt, segmentState[3]);
    cookie = segmentState[2];
    if (!dvmRemoveFromIndirectRefTable(&irt, cookie, iref2)) {
        LOGE("multiseg del2b failed (cookie=0x%08x ref=%p)\n", cookie, iref2);
        goto bail;
    }
    iref2 = dvmAddToIndirectRefTable(&irt, cookie, obj2);

    /* pop two off at once */
    dvmPopIndirectRefTableSegment(&irt, segmentState[1]);
    cookie = segmentState[0];

    if (dvmIndirectRefTableEntries(&irt) != 2) {
        LOGE("Unexpected entry count in multiseg\n");
        goto bail;
    }
    dvmRemoveFromIndirectRefTable(&irt, cookie, iref0);
    dvmRemoveFromIndirectRefTable(&irt, cookie, iref1);
    if (dvmIndirectRefTableEntries(&irt) != 0) {
        LOGE("Unexpected entry count at multiseg end\n");
        goto bail;
    }

    DBUG_MSG("+++ segment test complete\n");
    result = true;

bail:
    dvmClearIndirectRefTable(&irt);
    return result;
}
OMX_ERRORTYPE omx_flacdec_component_Constructor(OMX_COMPONENTTYPE *openmaxStandComp, OMX_STRING cComponentName) 
{

	OMX_ERRORTYPE err = OMX_ErrorNone;  
	omx_flacdec_component_PrivateType* omx_flacdec_component_Private;
	omx_base_audio_PortType *inPort,*outPort;
	OMX_U32 i;

#ifdef HAVE_ANDROID_OS
	if (1)
#else
	if (!openmaxStandComp->pComponentPrivate) 
#endif
	{
		openmaxStandComp->pComponentPrivate = TCC_calloc(1, sizeof(omx_flacdec_component_PrivateType));

		if(openmaxStandComp->pComponentPrivate==NULL)  
		{
			return OMX_ErrorInsufficientResources;
		}
	} 
	else 
	{
	    DBUG_MSG("In %s, Error Component %x Already Allocated\n", 
	              __func__, (int)openmaxStandComp->pComponentPrivate);
	}

	omx_flacdec_component_Private = openmaxStandComp->pComponentPrivate;
	omx_flacdec_component_Private->ports = NULL;

	/** we could create our own port structures here
	* fixme maybe the base class could use a "port factory" function pointer?  
	*/
	err = omx_base_filter_Constructor(openmaxStandComp, cComponentName);

	DBUG_MSG("constructor of FLAC decoder component is called\n");

	/* Domain specific section for the ports. */  
	/* first we set the parameter common to both formats */
	/* parameters related to input port which does not depend upon input audio format    */
	/* Allocate Ports and call port constructor. */  

	omx_flacdec_component_Private->sPortTypesParam[OMX_PortDomainAudio].nStartPortNumber = 0;
  	omx_flacdec_component_Private->sPortTypesParam[OMX_PortDomainAudio].nPorts = 2;

	if (omx_flacdec_component_Private->sPortTypesParam[OMX_PortDomainAudio].nPorts && !omx_flacdec_component_Private->ports) 
	{
	    omx_flacdec_component_Private->ports = TCC_calloc(omx_flacdec_component_Private->sPortTypesParam[OMX_PortDomainAudio].nPorts, sizeof(omx_base_PortType *));
	    if (!omx_flacdec_component_Private->ports) 
	    {
	  	    return OMX_ErrorInsufficientResources;
	    }
	    for (i=0; i < omx_flacdec_component_Private->sPortTypesParam[OMX_PortDomainAudio].nPorts; i++) 
	    {
		      omx_flacdec_component_Private->ports[i] = TCC_calloc(1, sizeof(omx_base_audio_PortType));
		      if (!omx_flacdec_component_Private->ports[i]) 
		      {
		        	return OMX_ErrorInsufficientResources;
		      }
	    }
	}

	base_audio_port_Constructor(openmaxStandComp, &omx_flacdec_component_Private->ports[0], 0, OMX_TRUE); // input
	base_audio_port_Constructor(openmaxStandComp, &omx_flacdec_component_Private->ports[1], 1, OMX_FALSE); // output

	/** parameters related to input port */
	inPort = (omx_base_audio_PortType *) omx_flacdec_component_Private->ports[OMX_BASE_FILTER_INPUTPORT_INDEX];
	  
	inPort->sPortParam.nBufferSize = DEFAULT_IN_BUFFER_SIZE*2;
	strcpy(inPort->sPortParam.format.audio.cMIMEType, "audio/flac");
	inPort->sPortParam.format.audio.eEncoding = OMX_AUDIO_CodingFLAC;
	inPort->sAudioParam.eEncoding = OMX_AUDIO_CodingFLAC;
	
	/** parameters related to output port */
	outPort = (omx_base_audio_PortType *) omx_flacdec_component_Private->ports[OMX_BASE_FILTER_OUTPUTPORT_INDEX];
	outPort->sPortParam.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
	outPort->sPortParam.nBufferSize = AUDIO_DEC_OUT_BUFFER_SIZE;
	outPort->sAudioParam.eEncoding = OMX_AUDIO_CodingPCM;

    //Default values for AAC audio param port
	setHeader(&omx_flacdec_component_Private->pAudioFlac, sizeof(OMX_AUDIO_PARAM_FLACTYPE));
    omx_flacdec_component_Private->pAudioFlac.nPortIndex = 0;
    omx_flacdec_component_Private->pAudioFlac.nChannels = 2;
    omx_flacdec_component_Private->pAudioFlac.nBitRate = 0;
    omx_flacdec_component_Private->pAudioFlac.nSampleRate = 44100;
    omx_flacdec_component_Private->pAudioFlac.eChannelMode = OMX_AUDIO_ChannelModeStereo;

	/** settings of output port audio format - pcm */
	setHeader(&omx_flacdec_component_Private->pAudioPcmMode, sizeof(OMX_AUDIO_PARAM_PCMMODETYPE));
	omx_flacdec_component_Private->pAudioPcmMode.nPortIndex = 1;
	omx_flacdec_component_Private->pAudioPcmMode.nChannels = 2;
	omx_flacdec_component_Private->pAudioPcmMode.eNumData = OMX_NumericalDataSigned;
	omx_flacdec_component_Private->pAudioPcmMode.eEndian = OMX_EndianLittle;
	omx_flacdec_component_Private->pAudioPcmMode.bInterleaved = OMX_TRUE;
	omx_flacdec_component_Private->pAudioPcmMode.nBitPerSample = 16;
	omx_flacdec_component_Private->pAudioPcmMode.nSamplingRate = 44100;
	omx_flacdec_component_Private->pAudioPcmMode.ePCMMode = OMX_AUDIO_PCMModeLinear;
	omx_flacdec_component_Private->pAudioPcmMode.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
	omx_flacdec_component_Private->pAudioPcmMode.eChannelMapping[1] = OMX_AUDIO_ChannelRF;

	/** now it's time to know the audio coding type of the component */
	if(!strcmp(cComponentName, AUDIO_DEC_FLAC_NAME))  
	{   
		 omx_flacdec_component_Private->audio_coding_type = OMX_AUDIO_CodingFLAC;
	} 
	else if (!strcmp(cComponentName, AUDIO_DEC_BASE_NAME)) 
	{
		omx_flacdec_component_Private->audio_coding_type = OMX_AUDIO_CodingUnused;
	}
	else  
	{
	    // IL client specified an invalid component name
	    
		LOGE("OMX_ErrorInvalidComponentName %s", cComponentName);
	    return OMX_ErrorInvalidComponentName;
	}


	/** general configuration irrespective of any audio formats */
	/**  setting values of other fields of omx_maddec_component_Private structure */
	
	omx_flacdec_component_Private->BufferMgmtCallback = omx_audiodec_component_BufferMgmtCallback;
	omx_flacdec_component_Private->messageHandler = omx_audiodec_component_MessageHandler;
	omx_flacdec_component_Private->destructor = omx_audiodec_component_Destructor;
	openmaxStandComp->SetParameter = omx_audiodec_component_SetParameter;
	openmaxStandComp->GetParameter = omx_audiodec_component_GetParameter;
	openmaxStandComp->GetExtensionIndex = omx_audiodec_component_GetExtensionIndex;

	omx_flacdec_component_Private->decode_ready = OMX_FALSE;	
	
	memset(&omx_flacdec_component_Private->cdk_core, 0x00, sizeof(cdk_core_t));
	memset(&omx_flacdec_component_Private->cdmx_info, 0x00, sizeof(cdmx_info_t));
	memset(&omx_flacdec_component_Private->cdmx_out, 0x00, sizeof(cdmx_output_t));
		
	omx_flacdec_component_Private->cdk_core.m_iAudioProcessMode = 2; /* decoded pcm mode */

	omx_flacdec_component_Private->cdk_core.m_psCallback = &(omx_flacdec_component_Private->callback_func);
	omx_flacdec_component_Private->cdk_core.m_psCallback->m_pfMalloc   = (void* (*) ( unsigned int ))malloc;
	omx_flacdec_component_Private->cdk_core.m_psCallback->m_pfRealloc  = (void* (*) ( void*, unsigned int ))realloc;
	omx_flacdec_component_Private->cdk_core.m_psCallback->m_pfFree	  = (void  (*) ( void* ))free;
	omx_flacdec_component_Private->cdk_core.m_psCallback->m_pfMemcpy   = (void* (*) ( void*, const void*, unsigned int ))memcpy;
	omx_flacdec_component_Private->cdk_core.m_psCallback->m_pfMemmove  = (void* (*) ( void*, const void*, unsigned int ))memmove;
	omx_flacdec_component_Private->cdk_core.m_psCallback->m_pfMemset   = (void  (*) ( void*, int, unsigned int ))memset;
  
	omx_flacdec_component_Private->iAdecType = AUDIO_ID_FLAC;
	omx_flacdec_component_Private->iCtype = CONTAINER_TYPE_AUDIO;
	omx_flacdec_component_Private->cb_function = TCC_FLAC_DEC;

	if (omx_flacdec_component_Private->pRest == NULL)
	{
		omx_flacdec_component_Private->pRest = (OMX_U8*)malloc(DEFAULT_OUT_BUFFER_SIZE);
	}

	DBUG_MSG("constructor of FLAC decoder component is completed ret = %d \n", err);

	return err;

}