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Commit 72b56a2d authored by Nicolas Pitre's avatar Nicolas Pitre Committed by Thomas Gleixner
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[MTD] Add OTP basisc 



add structure definition for OTP region info

Signed-off-by: default avatarNicolas Pitre <nico@cam.org>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 322b12eb

drivers/mtd/chips/cfi_cmdset_0001.c

+5 −3
Original line number Diff line number Diff line
@@ -4,7 +4,7 @@ 
 *

 * (C) 2000 Red Hat. GPL'd

 *

 * $Id: cfi_cmdset_0001.c,v 1.164 2004/11/16 18:29:00 dwmw2 Exp $

 * $Id: cfi_cmdset_0001.c,v 1.165 2005/02/05 02:06:15 nico Exp $

 *

 * 

 * 10/10/2000	Nicolas Pitre <nico@cam.org>
@@ -252,7 +252,8 @@ read_pri_intelext(struct map_info *map, __u16 adr) 
		int nb_parts, i;



		/* Protection Register info */

		extra_size += (extp->NumProtectionFields - 1) * (4 + 6);

		extra_size += (extp->NumProtectionFields - 1) *

			      sizeof(struct cfi_intelext_otpinfo);



		/* Burst Read info */

		extra_size += 6;
@@ -471,7 +472,8 @@ static int cfi_intelext_partition_fixup(struct mtd_info *mtd, 
		int offs, numregions, numparts, partshift, numvirtchips, i, j;



		/* Protection Register info */

		offs = (extp->NumProtectionFields - 1) * (4 + 6);

		offs = (extp->NumProtectionFields - 1) *

		       sizeof(struct cfi_intelext_otpinfo);



		/* Burst Read info */

		offs += 6;

include/linux/mtd/cfi.h

+9 −1
Original line number Diff line number Diff line 


/* Common Flash Interface structures 

 * See http://support.intel.com/design/flash/technote/index.htm

 * $Id: cfi.h,v 1.50 2004/11/20 12:46:51 dwmw2 Exp $

 * $Id: cfi.h,v 1.51 2005/02/05 02:06:16 nico Exp $

 */



#ifndef __MTD_CFI_H__
@@ -148,6 +148,14 @@ struct cfi_pri_intelext { 
	uint8_t  extra[0];

} __attribute__((packed));



struct cfi_intelext_otpinfo {

	uint32_t ProtRegAddr;

	uint16_t FactGroups;

	uint8_t  FactProtRegSize;

	uint16_t UserGroups;

	uint8_t  UserProtRegSize;

} __attribute__((packed));



struct cfi_intelext_blockinfo {

	uint16_t NumIdentBlocks;

	uint16_t BlockSize;