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nandpsu_v1_0: Modified number of bytes to be read for bbt.

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Modified number of bytes to be read for bbt in oob and bbt with signature
and version for no oob option. This change is done kept in mind that it
should support flashes with small page size as well.

Signed-off-by: Shakti Bhatnagar <shaktib@xilinx.com>
This commit is contained in:
Shakti Bhatnagar 2015-03-27 13:05:51 +05:30 • committed by Nava kishore Manne
parent 4f84389e6c
commit 33888ecc4d
1 changed files with 9 additions and 2 deletions
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11
XilinxProcessorIPLib/drivers/nandpsu/src/xnandpsu_bbm.c
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@ -464,7 +464,11 @@ static s32 XNandPsu_ReadBbt(XNandPsu *InstancePtr, u32 Target)
XNandPsu_BbtDesc *Desc = &InstancePtr->BbtDesc;
XNandPsu_BbtDesc *MirrorDesc = &InstancePtr->BbtMirrorDesc;
BufLen = XNANDPSU_BBT_BUF_LENGTH;
BufLen = InstancePtr->Geometry.NumBlocks >>
XNANDPSU_BBT_BLOCK_SHIFT;
if (Desc->Option == XNANDPSU_BBT_NO_OOB) {
BufLen += Desc->VerOffset + XNANDPSU_BBT_VERSION_LENGTH;
}
/*
* Search the Bad Block Table(BBT) in flash
*/
@ -728,7 +732,6 @@ static s32 XNandPsu_WriteBbt(XNandPsu *InstancePtr, XNandPsu_BbtDesc *Desc,
InstancePtr->Geometry.NumTargetBlocks) - (u32)1;
u8 Buf[XNANDPSU_BBT_BUF_LENGTH]
__attribute__ ((aligned(64))) = {0U};
u32 BufLen = XNANDPSU_BBT_BUF_LENGTH;
u8 SpareBuf[XNANDPSU_MAX_SPARE_SIZE] __attribute__ ((aligned(64))) = {0U};
u8 Mask[4] = {0x00U, 0x01U, 0x02U, 0x03U};
u8 Data;
@ -740,6 +743,10 @@ static s32 XNandPsu_WriteBbt(XNandPsu *InstancePtr, XNandPsu_BbtDesc *Desc,
u8 BlockType;
u32 BbtLen = InstancePtr->Geometry.NumBlocks >>
XNANDPSU_BBT_BLOCK_SHIFT;
u32 BufLen = BbtLen;
if (Desc->Option == XNANDPSU_BBT_NO_OOB) {
BufLen += Desc->VerOffset + XNANDPSU_BBT_VERSION_LENGTH;
}
u8* BufPtr = Buf;
/*
* Find a valid block to write the Bad Block Table(BBT)