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Software Documentation

MLC NAND Software


Software Support Pack

MLC NANDs have more bit flips that SLC. When looking for bad block marker we have a lot of false positive if we check for the whole byte. To avoid this tolerate a few (4 here) bit flips for byte.

  • File Type: ZIP
  • Updated: 03/31/2016
Software Support Pack

Reset NAND before write protect check.

  • File Type: ZIP
  • Updated: 03/31/2016
Software Support Pack

For MLC NAND, paired page issue is now a common known issue. This patch is just for master node cannot be recovered while there will two pages be dameged in one single master block.

  • File Type: ZIP
  • Updated: 03/31/2016
Software Support Pack

These patches aim to solve MLC NAND paired page power loss issue by adding a bakvol (backup volume) module in UBI layer. 70 series and 80 series families.

  • File Type: ZIP
  • Updated: 03/31/2016
Software Support Pack

If the bitflips num over mtd->bitflip_threshold the mtd_read_oob will return -EUCLEAN and tags->ecc_result > YAFFS_ECC_RESULT_NO_ERROR. Then we will call yaffs_handle_chunk_error.

  • File Type: ZIP
  • Updated: 03/31/2016
Software Support Pack

S805 Flash Translation Layer patch install package for OEMs only.

  • File Type: ZIP
  • Updated: 10/27/2015
Software Support Pack

S805 Flash Translation Layer patch install package for chipset vendors only.

  • File Type: ZIP
  • Updated: 10/27/2015
Software Driver

General low-level driver for legacy Numonyx very large page SLC NAND. Download the technical note for this driver here.

  • File Type: ZIP
  • Updated: 03/09/2010