GET_BBT_BLOCK(9)

NAME
get_bbt_block - Get the first valid eraseblock suitable to store a BBT

SYNOPSIS

int get_bbt_block(struct nand_chip * this, struct nand_bbt_descr * td, struct nand_bbt_descr * md, int chip);

ARGUMENTS

this
    the NAND device

td
    the BBT description

md
    the mirror BBT descriptor

chip
    the CHIP selector

DESCRIPTION

This functions returns a positive block number pointing a valid eraseblock suitable to store a BBT (i.e. in the range reserved for BBT), or -ENOSPC if all blocks are already used of marked bad. If td->pages[chip] was already pointing to a valid block we re-use it, otherwise we search for the next valid one.

AUTHOR

Thomas Gleixner <tglx@linutronix.de>
    Author.

COPYRIGHT