35 /* oob structure */
69 /* verify that the OOB bytes 8 to 15 are free and available for the FTL */
115  * The logical block number assigned to a physical block is stored in the OOB
128  * ECC BB   xyxy    oob[8]==oob[10] && oob[9]==oob[11]   -> byte0=8   byte1=9
129  * ECC BB     xyxy  oob[10]==oob[12] && oob[11]==oob[13] -> byte0=10  byte1=11
130  * ECC BB   xy  xy  oob[12]==oob[8] && oob[13]==oob[9]   -> byte0=12  byte1=13
132 static int sharpsl_nand_get_logical_num(u8 *oob)  in sharpsl_nand_get_logical_num()  argument
137 	if (oob[NAND_NOOB_LOGADDR_00] == oob[NAND_NOOB_LOGADDR_10] &&  in sharpsl_nand_get_logical_num()
138 	    oob[NAND_NOOB_LOGADDR_01] == oob[NAND_NOOB_LOGADDR_11]) {  in sharpsl_nand_get_logical_num()
141 	} else if (oob[NAND_NOOB_LOGADDR_10] == oob[NAND_NOOB_LOGADDR_20] &&  in sharpsl_nand_get_logical_num()
142 		   oob[NAND_NOOB_LOGADDR_11] == oob[NAND_NOOB_LOGADDR_21]) {  in sharpsl_nand_get_logical_num()
145 	} else if (oob[NAND_NOOB_LOGADDR_20] == oob[NAND_NOOB_LOGADDR_00] &&  in sharpsl_nand_get_logical_num()
146 		   oob[NAND_NOOB_LOGADDR_21] == oob[NAND_NOOB_LOGADDR_01]) {  in sharpsl_nand_get_logical_num()
153 	us = oob[good0] | oob[good1] << 8;  in sharpsl_nand_get_logical_num()
170 	u8 *oob;  in sharpsl_nand_init_ftl()  local
173 	oob = kzalloc(mtd->oobsize, GFP_KERNEL);  in sharpsl_nand_init_ftl()
174 	if (!oob)  in sharpsl_nand_init_ftl()
200 		if (sharpsl_nand_read_oob(mtd, block_adr, oob))  in sharpsl_nand_init_ftl()
204 		log_num = sharpsl_nand_get_logical_num(oob);  in sharpsl_nand_init_ftl()
218 	kfree(oob);  in sharpsl_nand_init_ftl()
334 	/* check that OOB bytes 8 to 15 used by the FTL are actually free */  in sharpsl_parse_mtd_partitions()