-int yaffs_format_dev(struct yaffs_dev *dev)
-{
- int i;
- enum yaffs_block_state state;
- u32 dummy;
-
- if(dev->is_mounted)
- return YAFFS_FAIL;
-
- /*
- * The runtime variables might not have been set up,
- * so set up what we need.
- */
- dev->internal_start_block = dev->param.start_block;
- dev->internal_end_block = dev->param.end_block;
- dev->block_offset = 0;
- dev->chunk_offset = 0;
-
- if (dev->param.start_block == 0) {
- dev->internal_start_block = dev->param.start_block + 1;
- dev->internal_end_block = dev->param.end_block + 1;
- dev->block_offset = 1;
- dev->chunk_offset = dev->param.chunks_per_block;
- }
-
- for (i = dev->internal_start_block; i <= dev->internal_end_block; i++) {
- yaffs_query_init_block_state(dev, i, &state, &dummy);
- if (state != YAFFS_BLOCK_STATE_DEAD)
- yaffs_erase_block(dev, i);
- }
-
- return YAFFS_OK;
-}
-