2138 lines
51 KiB
C
2138 lines
51 KiB
C
/*
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Common Flash Interface probe code.
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(C) 2000 Red Hat. GPL'd.
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$Id: jedec_probe.c,v 1.62 2005/02/14 16:27:34 bjd Exp $
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See JEDEC (http://www.jedec.org/) standard JESD21C (section 3.5)
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for the standard this probe goes back to.
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Occasionally maintained by Thayne Harbaugh tharbaugh at lnxi dot com
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*/
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#include <linux/config.h>
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/types.h>
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#include <linux/kernel.h>
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#include <asm/io.h>
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#include <asm/byteorder.h>
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#include <linux/errno.h>
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#include <linux/slab.h>
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#include <linux/interrupt.h>
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#include <linux/init.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/map.h>
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#include <linux/mtd/cfi.h>
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#include <linux/mtd/gen_probe.h>
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/* Manufacturers */
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#define MANUFACTURER_AMD 0x0001
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#define MANUFACTURER_ATMEL 0x001f
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#define MANUFACTURER_FUJITSU 0x0004
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#define MANUFACTURER_HYUNDAI 0x00AD
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#define MANUFACTURER_INTEL 0x0089
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#define MANUFACTURER_MACRONIX 0x00C2
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#define MANUFACTURER_NEC 0x0010
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#define MANUFACTURER_PMC 0x009D
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#define MANUFACTURER_SST 0x00BF
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#define MANUFACTURER_ST 0x0020
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#define MANUFACTURER_TOSHIBA 0x0098
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#define MANUFACTURER_WINBOND 0x00da
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/* AMD */
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#define AM29DL800BB 0x22C8
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#define AM29DL800BT 0x224A
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#define AM29F800BB 0x2258
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#define AM29F800BT 0x22D6
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#define AM29LV400BB 0x22BA
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#define AM29LV400BT 0x22B9
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#define AM29LV800BB 0x225B
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#define AM29LV800BT 0x22DA
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#define AM29LV160DT 0x22C4
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#define AM29LV160DB 0x2249
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#define AM29F017D 0x003D
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#define AM29F016D 0x00AD
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#define AM29F080 0x00D5
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#define AM29F040 0x00A4
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#define AM29LV040B 0x004F
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#define AM29F032B 0x0041
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#define AM29F002T 0x00B0
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/* Atmel */
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#define AT49BV512 0x0003
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#define AT29LV512 0x003d
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#define AT49BV16X 0x00C0
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#define AT49BV16XT 0x00C2
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#define AT49BV32X 0x00C8
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#define AT49BV32XT 0x00C9
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/* Fujitsu */
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#define MBM29F040C 0x00A4
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#define MBM29LV650UE 0x22D7
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#define MBM29LV320TE 0x22F6
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#define MBM29LV320BE 0x22F9
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#define MBM29LV160TE 0x22C4
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#define MBM29LV160BE 0x2249
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#define MBM29LV800BA 0x225B
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#define MBM29LV800TA 0x22DA
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#define MBM29LV400TC 0x22B9
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#define MBM29LV400BC 0x22BA
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/* Hyundai */
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#define HY29F002T 0x00B0
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/* Intel */
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#define I28F004B3T 0x00d4
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#define I28F004B3B 0x00d5
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#define I28F400B3T 0x8894
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#define I28F400B3B 0x8895
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#define I28F008S5 0x00a6
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#define I28F016S5 0x00a0
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#define I28F008SA 0x00a2
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#define I28F008B3T 0x00d2
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#define I28F008B3B 0x00d3
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#define I28F800B3T 0x8892
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#define I28F800B3B 0x8893
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#define I28F016S3 0x00aa
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#define I28F016B3T 0x00d0
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#define I28F016B3B 0x00d1
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#define I28F160B3T 0x8890
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#define I28F160B3B 0x8891
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#define I28F320B3T 0x8896
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#define I28F320B3B 0x8897
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#define I28F640B3T 0x8898
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#define I28F640B3B 0x8899
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#define I82802AB 0x00ad
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#define I82802AC 0x00ac
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/* Macronix */
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#define MX29LV040C 0x004F
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#define MX29LV160T 0x22C4
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#define MX29LV160B 0x2249
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#define MX29F016 0x00AD
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#define MX29F002T 0x00B0
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#define MX29F004T 0x0045
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#define MX29F004B 0x0046
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/* NEC */
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#define UPD29F064115 0x221C
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/* PMC */
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#define PM49FL002 0x006D
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#define PM49FL004 0x006E
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#define PM49FL008 0x006A
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/* ST - www.st.com */
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#define M29W800DT 0x00D7
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#define M29W800DB 0x005B
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#define M29W160DT 0x22C4
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#define M29W160DB 0x2249
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#define M29W040B 0x00E3
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#define M50FW040 0x002C
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#define M50FW080 0x002D
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#define M50FW016 0x002E
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#define M50LPW080 0x002F
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/* SST */
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#define SST29EE020 0x0010
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#define SST29LE020 0x0012
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#define SST29EE512 0x005d
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#define SST29LE512 0x003d
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#define SST39LF800 0x2781
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#define SST39LF160 0x2782
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#define SST39LF512 0x00D4
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#define SST39LF010 0x00D5
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#define SST39LF020 0x00D6
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#define SST39LF040 0x00D7
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#define SST39SF010A 0x00B5
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#define SST39SF020A 0x00B6
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#define SST49LF004B 0x0060
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#define SST49LF008A 0x005a
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#define SST49LF030A 0x001C
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#define SST49LF040A 0x0051
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#define SST49LF080A 0x005B
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/* Toshiba */
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#define TC58FVT160 0x00C2
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#define TC58FVB160 0x0043
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#define TC58FVT321 0x009A
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#define TC58FVB321 0x009C
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#define TC58FVT641 0x0093
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#define TC58FVB641 0x0095
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/* Winbond */
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#define W49V002A 0x00b0
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/*
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* Unlock address sets for AMD command sets.
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* Intel command sets use the MTD_UADDR_UNNECESSARY.
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* Each identifier, except MTD_UADDR_UNNECESSARY, and
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* MTD_UADDR_NO_SUPPORT must be defined below in unlock_addrs[].
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* MTD_UADDR_NOT_SUPPORTED must be 0 so that structure
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* initialization need not require initializing all of the
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* unlock addresses for all bit widths.
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*/
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enum uaddr {
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MTD_UADDR_NOT_SUPPORTED = 0, /* data width not supported */
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MTD_UADDR_0x0555_0x02AA,
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MTD_UADDR_0x0555_0x0AAA,
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MTD_UADDR_0x5555_0x2AAA,
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MTD_UADDR_0x0AAA_0x0555,
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MTD_UADDR_DONT_CARE, /* Requires an arbitrary address */
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MTD_UADDR_UNNECESSARY, /* Does not require any address */
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};
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struct unlock_addr {
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u32 addr1;
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u32 addr2;
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};
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/*
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* I don't like the fact that the first entry in unlock_addrs[]
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* exists, but is for MTD_UADDR_NOT_SUPPORTED - and, therefore,
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* should not be used. The problem is that structures with
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* initializers have extra fields initialized to 0. It is _very_
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* desireable to have the unlock address entries for unsupported
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* data widths automatically initialized - that means that
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* MTD_UADDR_NOT_SUPPORTED must be 0 and the first entry here
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* must go unused.
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*/
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static const struct unlock_addr unlock_addrs[] = {
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[MTD_UADDR_NOT_SUPPORTED] = {
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.addr1 = 0xffff,
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.addr2 = 0xffff
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},
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[MTD_UADDR_0x0555_0x02AA] = {
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.addr1 = 0x0555,
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.addr2 = 0x02aa
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},
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[MTD_UADDR_0x0555_0x0AAA] = {
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.addr1 = 0x0555,
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.addr2 = 0x0aaa
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},
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[MTD_UADDR_0x5555_0x2AAA] = {
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.addr1 = 0x5555,
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.addr2 = 0x2aaa
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},
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[MTD_UADDR_0x0AAA_0x0555] = {
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.addr1 = 0x0AAA,
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.addr2 = 0x0555
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},
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[MTD_UADDR_DONT_CARE] = {
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.addr1 = 0x0000, /* Doesn't matter which address */
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.addr2 = 0x0000 /* is used - must be last entry */
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},
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[MTD_UADDR_UNNECESSARY] = {
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.addr1 = 0x0000,
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.addr2 = 0x0000
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}
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};
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struct amd_flash_info {
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const __u16 mfr_id;
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const __u16 dev_id;
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const char *name;
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const int DevSize;
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const int NumEraseRegions;
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const int CmdSet;
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const __u8 uaddr[4]; /* unlock addrs for 8, 16, 32, 64 */
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const ulong regions[6];
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};
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#define ERASEINFO(size,blocks) (size<<8)|(blocks-1)
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#define SIZE_64KiB 16
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#define SIZE_128KiB 17
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#define SIZE_256KiB 18
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#define SIZE_512KiB 19
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#define SIZE_1MiB 20
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#define SIZE_2MiB 21
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#define SIZE_4MiB 22
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#define SIZE_8MiB 23
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/*
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* Please keep this list ordered by manufacturer!
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* Fortunately, the list isn't searched often and so a
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* slow, linear search isn't so bad.
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*/
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static const struct amd_flash_info jedec_table[] = {
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{
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.mfr_id = MANUFACTURER_AMD,
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.dev_id = AM29F032B,
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.name = "AMD AM29F032B",
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.uaddr = {
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[0] = MTD_UADDR_0x0555_0x02AA /* x8 */
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},
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.DevSize = SIZE_4MiB,
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.CmdSet = P_ID_AMD_STD,
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.NumEraseRegions= 1,
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.regions = {
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ERASEINFO(0x10000,64)
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}
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}, {
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.mfr_id = MANUFACTURER_AMD,
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.dev_id = AM29LV160DT,
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.name = "AMD AM29LV160DT",
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.uaddr = {
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[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
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[1] = MTD_UADDR_0x0555_0x02AA /* x16 */
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},
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.DevSize = SIZE_2MiB,
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.CmdSet = P_ID_AMD_STD,
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.NumEraseRegions= 4,
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.regions = {
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ERASEINFO(0x10000,31),
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ERASEINFO(0x08000,1),
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ERASEINFO(0x02000,2),
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ERASEINFO(0x04000,1)
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}
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}, {
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.mfr_id = MANUFACTURER_AMD,
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.dev_id = AM29LV160DB,
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.name = "AMD AM29LV160DB",
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.uaddr = {
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[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
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[1] = MTD_UADDR_0x0555_0x02AA /* x16 */
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},
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.DevSize = SIZE_2MiB,
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.CmdSet = P_ID_AMD_STD,
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.NumEraseRegions= 4,
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.regions = {
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ERASEINFO(0x04000,1),
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ERASEINFO(0x02000,2),
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ERASEINFO(0x08000,1),
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ERASEINFO(0x10000,31)
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}
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}, {
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.mfr_id = MANUFACTURER_AMD,
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.dev_id = AM29LV400BB,
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.name = "AMD AM29LV400BB",
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.uaddr = {
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[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
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[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
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},
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.DevSize = SIZE_512KiB,
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.CmdSet = P_ID_AMD_STD,
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.NumEraseRegions= 4,
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.regions = {
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ERASEINFO(0x04000,1),
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ERASEINFO(0x02000,2),
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ERASEINFO(0x08000,1),
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ERASEINFO(0x10000,7)
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}
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}, {
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.mfr_id = MANUFACTURER_AMD,
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.dev_id = AM29LV400BT,
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.name = "AMD AM29LV400BT",
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.uaddr = {
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[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
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[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
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},
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.DevSize = SIZE_512KiB,
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.CmdSet = P_ID_AMD_STD,
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.NumEraseRegions= 4,
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.regions = {
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ERASEINFO(0x10000,7),
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ERASEINFO(0x08000,1),
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ERASEINFO(0x02000,2),
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ERASEINFO(0x04000,1)
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}
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}, {
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.mfr_id = MANUFACTURER_AMD,
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.dev_id = AM29LV800BB,
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.name = "AMD AM29LV800BB",
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.uaddr = {
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[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
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[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
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},
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.DevSize = SIZE_1MiB,
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.CmdSet = P_ID_AMD_STD,
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.NumEraseRegions= 4,
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.regions = {
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ERASEINFO(0x04000,1),
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ERASEINFO(0x02000,2),
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ERASEINFO(0x08000,1),
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ERASEINFO(0x10000,15),
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}
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}, {
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/* add DL */
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.mfr_id = MANUFACTURER_AMD,
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.dev_id = AM29DL800BB,
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.name = "AMD AM29DL800BB",
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.uaddr = {
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[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
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[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
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},
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.DevSize = SIZE_1MiB,
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.CmdSet = P_ID_AMD_STD,
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.NumEraseRegions= 6,
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.regions = {
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ERASEINFO(0x04000,1),
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ERASEINFO(0x08000,1),
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ERASEINFO(0x02000,4),
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ERASEINFO(0x08000,1),
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ERASEINFO(0x04000,1),
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ERASEINFO(0x10000,14)
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}
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}, {
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.mfr_id = MANUFACTURER_AMD,
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.dev_id = AM29DL800BT,
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.name = "AMD AM29DL800BT",
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.uaddr = {
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[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
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[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
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},
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.DevSize = SIZE_1MiB,
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.CmdSet = P_ID_AMD_STD,
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.NumEraseRegions= 6,
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.regions = {
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ERASEINFO(0x10000,14),
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ERASEINFO(0x04000,1),
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ERASEINFO(0x08000,1),
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ERASEINFO(0x02000,4),
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ERASEINFO(0x08000,1),
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ERASEINFO(0x04000,1)
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}
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}, {
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.mfr_id = MANUFACTURER_AMD,
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.dev_id = AM29F800BB,
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.name = "AMD AM29F800BB",
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.uaddr = {
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[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
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[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
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},
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.DevSize = SIZE_1MiB,
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.CmdSet = P_ID_AMD_STD,
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.NumEraseRegions= 4,
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.regions = {
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ERASEINFO(0x04000,1),
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ERASEINFO(0x02000,2),
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ERASEINFO(0x08000,1),
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ERASEINFO(0x10000,15),
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}
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}, {
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.mfr_id = MANUFACTURER_AMD,
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.dev_id = AM29LV800BT,
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.name = "AMD AM29LV800BT",
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.uaddr = {
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[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
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[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
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},
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.DevSize = SIZE_1MiB,
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.CmdSet = P_ID_AMD_STD,
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.NumEraseRegions= 4,
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.regions = {
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ERASEINFO(0x10000,15),
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ERASEINFO(0x08000,1),
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ERASEINFO(0x02000,2),
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ERASEINFO(0x04000,1)
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}
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}, {
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.mfr_id = MANUFACTURER_AMD,
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.dev_id = AM29F800BT,
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.name = "AMD AM29F800BT",
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.uaddr = {
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[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
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[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
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},
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.DevSize = SIZE_1MiB,
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.CmdSet = P_ID_AMD_STD,
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.NumEraseRegions= 4,
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.regions = {
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ERASEINFO(0x10000,15),
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ERASEINFO(0x08000,1),
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ERASEINFO(0x02000,2),
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ERASEINFO(0x04000,1)
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}
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}, {
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.mfr_id = MANUFACTURER_AMD,
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.dev_id = AM29F017D,
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.name = "AMD AM29F017D",
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.uaddr = {
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[0] = MTD_UADDR_DONT_CARE /* x8 */
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},
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.DevSize = SIZE_2MiB,
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.CmdSet = P_ID_AMD_STD,
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.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,32),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_AMD,
|
|
.dev_id = AM29F016D,
|
|
.name = "AMD AM29F016D",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x02AA /* x8 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,32),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_AMD,
|
|
.dev_id = AM29F080,
|
|
.name = "AMD AM29F080",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x02AA /* x8 */
|
|
},
|
|
.DevSize = SIZE_1MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,16),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_AMD,
|
|
.dev_id = AM29F040,
|
|
.name = "AMD AM29F040",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x02AA /* x8 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,8),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_AMD,
|
|
.dev_id = AM29LV040B,
|
|
.name = "AMD AM29LV040B",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x02AA /* x8 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,8),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_AMD,
|
|
.dev_id = AM29F002T,
|
|
.name = "AMD AM29F002T",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x02AA /* x8 */
|
|
},
|
|
.DevSize = SIZE_256KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x10000,3),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x04000,1),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_ATMEL,
|
|
.dev_id = AT49BV512,
|
|
.name = "Atmel AT49BV512",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_64KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,1)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_ATMEL,
|
|
.dev_id = AT29LV512,
|
|
.name = "Atmel AT29LV512",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_64KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x80,256),
|
|
ERASEINFO(0x80,256)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_ATMEL,
|
|
.dev_id = AT49BV16X,
|
|
.name = "Atmel AT49BV16X",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x0AAA, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x0AAA /* x16 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x02000,8),
|
|
ERASEINFO(0x10000,31)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_ATMEL,
|
|
.dev_id = AT49BV16XT,
|
|
.name = "Atmel AT49BV16XT",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x0AAA, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x0AAA /* x16 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x10000,31),
|
|
ERASEINFO(0x02000,8)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_ATMEL,
|
|
.dev_id = AT49BV32X,
|
|
.name = "Atmel AT49BV32X",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x0AAA, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x0AAA /* x16 */
|
|
},
|
|
.DevSize = SIZE_4MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x02000,8),
|
|
ERASEINFO(0x10000,63)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_ATMEL,
|
|
.dev_id = AT49BV32XT,
|
|
.name = "Atmel AT49BV32XT",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x0AAA, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x0AAA /* x16 */
|
|
},
|
|
.DevSize = SIZE_4MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x10000,63),
|
|
ERASEINFO(0x02000,8)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_FUJITSU,
|
|
.dev_id = MBM29F040C,
|
|
.name = "Fujitsu MBM29F040C",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,8)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_FUJITSU,
|
|
.dev_id = MBM29LV650UE,
|
|
.name = "Fujitsu MBM29LV650UE",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_DONT_CARE /* x16 */
|
|
},
|
|
.DevSize = SIZE_8MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,128)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_FUJITSU,
|
|
.dev_id = MBM29LV320TE,
|
|
.name = "Fujitsu MBM29LV320TE",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
|
|
},
|
|
.DevSize = SIZE_4MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x10000,63),
|
|
ERASEINFO(0x02000,8)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_FUJITSU,
|
|
.dev_id = MBM29LV320BE,
|
|
.name = "Fujitsu MBM29LV320BE",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
|
|
},
|
|
.DevSize = SIZE_4MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x02000,8),
|
|
ERASEINFO(0x10000,63)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_FUJITSU,
|
|
.dev_id = MBM29LV160TE,
|
|
.name = "Fujitsu MBM29LV160TE",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x10000,31),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x04000,1)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_FUJITSU,
|
|
.dev_id = MBM29LV160BE,
|
|
.name = "Fujitsu MBM29LV160BE",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x04000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x10000,31)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_FUJITSU,
|
|
.dev_id = MBM29LV800BA,
|
|
.name = "Fujitsu MBM29LV800BA",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
|
|
},
|
|
.DevSize = SIZE_1MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x04000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x10000,15)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_FUJITSU,
|
|
.dev_id = MBM29LV800TA,
|
|
.name = "Fujitsu MBM29LV800TA",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
|
|
},
|
|
.DevSize = SIZE_1MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x10000,15),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x04000,1)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_FUJITSU,
|
|
.dev_id = MBM29LV400BC,
|
|
.name = "Fujitsu MBM29LV400BC",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x04000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x10000,7)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_FUJITSU,
|
|
.dev_id = MBM29LV400TC,
|
|
.name = "Fujitsu MBM29LV400TC",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x10000,7),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x04000,1)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_HYUNDAI,
|
|
.dev_id = HY29F002T,
|
|
.name = "Hyundai HY29F002T",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x02AA /* x8 */
|
|
},
|
|
.DevSize = SIZE_256KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x10000,3),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x04000,1),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F004B3B,
|
|
.name = "Intel 28F004B3B",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_UNNECESSARY, /* x8 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_INTEL_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x02000, 8),
|
|
ERASEINFO(0x10000, 7),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F004B3T,
|
|
.name = "Intel 28F004B3T",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_UNNECESSARY, /* x8 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_INTEL_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x10000, 7),
|
|
ERASEINFO(0x02000, 8),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F400B3B,
|
|
.name = "Intel 28F400B3B",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_UNNECESSARY, /* x8 */
|
|
[1] = MTD_UADDR_UNNECESSARY, /* x16 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_INTEL_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x02000, 8),
|
|
ERASEINFO(0x10000, 7),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F400B3T,
|
|
.name = "Intel 28F400B3T",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_UNNECESSARY, /* x8 */
|
|
[1] = MTD_UADDR_UNNECESSARY, /* x16 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_INTEL_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x10000, 7),
|
|
ERASEINFO(0x02000, 8),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F008B3B,
|
|
.name = "Intel 28F008B3B",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_UNNECESSARY, /* x8 */
|
|
},
|
|
.DevSize = SIZE_1MiB,
|
|
.CmdSet = P_ID_INTEL_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x02000, 8),
|
|
ERASEINFO(0x10000, 15),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F008B3T,
|
|
.name = "Intel 28F008B3T",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_UNNECESSARY, /* x8 */
|
|
},
|
|
.DevSize = SIZE_1MiB,
|
|
.CmdSet = P_ID_INTEL_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x10000, 15),
|
|
ERASEINFO(0x02000, 8),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F008S5,
|
|
.name = "Intel 28F008S5",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_UNNECESSARY, /* x8 */
|
|
},
|
|
.DevSize = SIZE_1MiB,
|
|
.CmdSet = P_ID_INTEL_EXT,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,16),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F016S5,
|
|
.name = "Intel 28F016S5",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_UNNECESSARY, /* x8 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_INTEL_EXT,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,32),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F008SA,
|
|
.name = "Intel 28F008SA",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_UNNECESSARY, /* x8 */
|
|
},
|
|
.DevSize = SIZE_1MiB,
|
|
.CmdSet = P_ID_INTEL_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000, 16),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F800B3B,
|
|
.name = "Intel 28F800B3B",
|
|
.uaddr = {
|
|
[1] = MTD_UADDR_UNNECESSARY, /* x16 */
|
|
},
|
|
.DevSize = SIZE_1MiB,
|
|
.CmdSet = P_ID_INTEL_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x02000, 8),
|
|
ERASEINFO(0x10000, 15),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F800B3T,
|
|
.name = "Intel 28F800B3T",
|
|
.uaddr = {
|
|
[1] = MTD_UADDR_UNNECESSARY, /* x16 */
|
|
},
|
|
.DevSize = SIZE_1MiB,
|
|
.CmdSet = P_ID_INTEL_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x10000, 15),
|
|
ERASEINFO(0x02000, 8),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F016B3B,
|
|
.name = "Intel 28F016B3B",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_UNNECESSARY, /* x8 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_INTEL_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x02000, 8),
|
|
ERASEINFO(0x10000, 31),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F016S3,
|
|
.name = "Intel I28F016S3",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_UNNECESSARY, /* x8 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_INTEL_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000, 32),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F016B3T,
|
|
.name = "Intel 28F016B3T",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_UNNECESSARY, /* x8 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_INTEL_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x10000, 31),
|
|
ERASEINFO(0x02000, 8),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F160B3B,
|
|
.name = "Intel 28F160B3B",
|
|
.uaddr = {
|
|
[1] = MTD_UADDR_UNNECESSARY, /* x16 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_INTEL_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x02000, 8),
|
|
ERASEINFO(0x10000, 31),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F160B3T,
|
|
.name = "Intel 28F160B3T",
|
|
.uaddr = {
|
|
[1] = MTD_UADDR_UNNECESSARY, /* x16 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_INTEL_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x10000, 31),
|
|
ERASEINFO(0x02000, 8),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F320B3B,
|
|
.name = "Intel 28F320B3B",
|
|
.uaddr = {
|
|
[1] = MTD_UADDR_UNNECESSARY, /* x16 */
|
|
},
|
|
.DevSize = SIZE_4MiB,
|
|
.CmdSet = P_ID_INTEL_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x02000, 8),
|
|
ERASEINFO(0x10000, 63),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F320B3T,
|
|
.name = "Intel 28F320B3T",
|
|
.uaddr = {
|
|
[1] = MTD_UADDR_UNNECESSARY, /* x16 */
|
|
},
|
|
.DevSize = SIZE_4MiB,
|
|
.CmdSet = P_ID_INTEL_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x10000, 63),
|
|
ERASEINFO(0x02000, 8),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F640B3B,
|
|
.name = "Intel 28F640B3B",
|
|
.uaddr = {
|
|
[1] = MTD_UADDR_UNNECESSARY, /* x16 */
|
|
},
|
|
.DevSize = SIZE_8MiB,
|
|
.CmdSet = P_ID_INTEL_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x02000, 8),
|
|
ERASEINFO(0x10000, 127),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I28F640B3T,
|
|
.name = "Intel 28F640B3T",
|
|
.uaddr = {
|
|
[1] = MTD_UADDR_UNNECESSARY, /* x16 */
|
|
},
|
|
.DevSize = SIZE_8MiB,
|
|
.CmdSet = P_ID_INTEL_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x10000, 127),
|
|
ERASEINFO(0x02000, 8),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I82802AB,
|
|
.name = "Intel 82802AB",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_UNNECESSARY, /* x8 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_INTEL_EXT,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,8),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_INTEL,
|
|
.dev_id = I82802AC,
|
|
.name = "Intel 82802AC",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_UNNECESSARY, /* x8 */
|
|
},
|
|
.DevSize = SIZE_1MiB,
|
|
.CmdSet = P_ID_INTEL_EXT,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,16),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_MACRONIX,
|
|
.dev_id = MX29LV040C,
|
|
.name = "Macronix MX29LV040C",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x02AA, /* x8 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,8),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_MACRONIX,
|
|
.dev_id = MX29LV160T,
|
|
.name = "MXIC MX29LV160T",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x10000,31),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x04000,1)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_NEC,
|
|
.dev_id = UPD29F064115,
|
|
.name = "NEC uPD29F064115",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x02AA, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
|
|
},
|
|
.DevSize = SIZE_8MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 3,
|
|
.regions = {
|
|
ERASEINFO(0x2000,8),
|
|
ERASEINFO(0x10000,126),
|
|
ERASEINFO(0x2000,8),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_MACRONIX,
|
|
.dev_id = MX29LV160B,
|
|
.name = "MXIC MX29LV160B",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x04000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x10000,31)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_MACRONIX,
|
|
.dev_id = MX29F016,
|
|
.name = "Macronix MX29F016",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x02AA /* x8 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,32),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_MACRONIX,
|
|
.dev_id = MX29F004T,
|
|
.name = "Macronix MX29F004T",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x02AA /* x8 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x10000,7),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x04000,1),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_MACRONIX,
|
|
.dev_id = MX29F004B,
|
|
.name = "Macronix MX29F004B",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x02AA /* x8 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x04000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x10000,7),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_MACRONIX,
|
|
.dev_id = MX29F002T,
|
|
.name = "Macronix MX29F002T",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x02AA /* x8 */
|
|
},
|
|
.DevSize = SIZE_256KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x10000,3),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x04000,1),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_PMC,
|
|
.dev_id = PM49FL002,
|
|
.name = "PMC Pm49FL002",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_256KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO( 0x01000, 64 )
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_PMC,
|
|
.dev_id = PM49FL004,
|
|
.name = "PMC Pm49FL004",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO( 0x01000, 128 )
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_PMC,
|
|
.dev_id = PM49FL008,
|
|
.name = "PMC Pm49FL008",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_1MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO( 0x01000, 256 )
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_SST,
|
|
.dev_id = SST39LF512,
|
|
.name = "SST 39LF512",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_64KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x01000,16),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_SST,
|
|
.dev_id = SST39LF010,
|
|
.name = "SST 39LF010",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_128KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x01000,32),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_SST,
|
|
.dev_id = SST29EE020,
|
|
.name = "SST 29EE020",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_256KiB,
|
|
.CmdSet = P_ID_SST_PAGE,
|
|
.NumEraseRegions= 1,
|
|
.regions = {ERASEINFO(0x01000,64),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_SST,
|
|
.dev_id = SST29LE020,
|
|
.name = "SST 29LE020",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_256KiB,
|
|
.CmdSet = P_ID_SST_PAGE,
|
|
.NumEraseRegions= 1,
|
|
.regions = {ERASEINFO(0x01000,64),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_SST,
|
|
.dev_id = SST39LF020,
|
|
.name = "SST 39LF020",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_256KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x01000,64),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_SST,
|
|
.dev_id = SST39LF040,
|
|
.name = "SST 39LF040",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x01000,128),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_SST,
|
|
.dev_id = SST39SF010A,
|
|
.name = "SST 39SF010A",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_128KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x01000,32),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_SST,
|
|
.dev_id = SST39SF020A,
|
|
.name = "SST 39SF020A",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_256KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x01000,64),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_SST,
|
|
.dev_id = SST49LF004B,
|
|
.name = "SST 49LF004B",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x01000,128),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_SST,
|
|
.dev_id = SST49LF008A,
|
|
.name = "SST 49LF008A",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_1MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x01000,256),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_SST,
|
|
.dev_id = SST49LF030A,
|
|
.name = "SST 49LF030A",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x01000,96),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_SST,
|
|
.dev_id = SST49LF040A,
|
|
.name = "SST 49LF040A",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x01000,128),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_SST,
|
|
.dev_id = SST49LF080A,
|
|
.name = "SST 49LF080A",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_1MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x01000,256),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_SST, /* should be CFI */
|
|
.dev_id = SST39LF160,
|
|
.name = "SST 39LF160",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA, /* x8 */
|
|
[1] = MTD_UADDR_0x5555_0x2AAA /* x16 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x1000,256),
|
|
ERASEINFO(0x1000,256)
|
|
}
|
|
|
|
}, {
|
|
.mfr_id = MANUFACTURER_ST, /* FIXME - CFI device? */
|
|
.dev_id = M29W800DT,
|
|
.name = "ST M29W800DT",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA, /* x8 */
|
|
[1] = MTD_UADDR_0x5555_0x2AAA /* x16 */
|
|
},
|
|
.DevSize = SIZE_1MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x10000,15),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x04000,1)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_ST, /* FIXME - CFI device? */
|
|
.dev_id = M29W800DB,
|
|
.name = "ST M29W800DB",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA, /* x8 */
|
|
[1] = MTD_UADDR_0x5555_0x2AAA /* x16 */
|
|
},
|
|
.DevSize = SIZE_1MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x04000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x10000,15)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_ST, /* FIXME - CFI device? */
|
|
.dev_id = M29W160DT,
|
|
.name = "ST M29W160DT",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x02AA, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x10000,31),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x04000,1)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_ST, /* FIXME - CFI device? */
|
|
.dev_id = M29W160DB,
|
|
.name = "ST M29W160DB",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x02AA, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x04000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x10000,31)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_ST,
|
|
.dev_id = M29W040B,
|
|
.name = "ST M29W040B",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0555_0x02AA /* x8 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,8),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_ST,
|
|
.dev_id = M50FW040,
|
|
.name = "ST M50FW040",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_UNNECESSARY, /* x8 */
|
|
},
|
|
.DevSize = SIZE_512KiB,
|
|
.CmdSet = P_ID_INTEL_EXT,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,8),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_ST,
|
|
.dev_id = M50FW080,
|
|
.name = "ST M50FW080",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_UNNECESSARY, /* x8 */
|
|
},
|
|
.DevSize = SIZE_1MiB,
|
|
.CmdSet = P_ID_INTEL_EXT,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,16),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_ST,
|
|
.dev_id = M50FW016,
|
|
.name = "ST M50FW016",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_UNNECESSARY, /* x8 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_INTEL_EXT,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,32),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_ST,
|
|
.dev_id = M50LPW080,
|
|
.name = "ST M50LPW080",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_UNNECESSARY, /* x8 */
|
|
},
|
|
.DevSize = SIZE_1MiB,
|
|
.CmdSet = P_ID_INTEL_EXT,
|
|
.NumEraseRegions= 1,
|
|
.regions = {
|
|
ERASEINFO(0x10000,16),
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_TOSHIBA,
|
|
.dev_id = TC58FVT160,
|
|
.name = "Toshiba TC58FVT160",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA /* x16 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x10000,31),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x04000,1)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_TOSHIBA,
|
|
.dev_id = TC58FVB160,
|
|
.name = "Toshiba TC58FVB160",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA /* x16 */
|
|
},
|
|
.DevSize = SIZE_2MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x04000,1),
|
|
ERASEINFO(0x02000,2),
|
|
ERASEINFO(0x08000,1),
|
|
ERASEINFO(0x10000,31)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_TOSHIBA,
|
|
.dev_id = TC58FVB321,
|
|
.name = "Toshiba TC58FVB321",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA /* x16 */
|
|
},
|
|
.DevSize = SIZE_4MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x02000,8),
|
|
ERASEINFO(0x10000,63)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_TOSHIBA,
|
|
.dev_id = TC58FVT321,
|
|
.name = "Toshiba TC58FVT321",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA /* x16 */
|
|
},
|
|
.DevSize = SIZE_4MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x10000,63),
|
|
ERASEINFO(0x02000,8)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_TOSHIBA,
|
|
.dev_id = TC58FVB641,
|
|
.name = "Toshiba TC58FVB641",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
|
|
},
|
|
.DevSize = SIZE_8MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x02000,8),
|
|
ERASEINFO(0x10000,127)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_TOSHIBA,
|
|
.dev_id = TC58FVT641,
|
|
.name = "Toshiba TC58FVT641",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x0AAA_0x0555, /* x8 */
|
|
[1] = MTD_UADDR_0x0555_0x02AA, /* x16 */
|
|
},
|
|
.DevSize = SIZE_8MiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 2,
|
|
.regions = {
|
|
ERASEINFO(0x10000,127),
|
|
ERASEINFO(0x02000,8)
|
|
}
|
|
}, {
|
|
.mfr_id = MANUFACTURER_WINBOND,
|
|
.dev_id = W49V002A,
|
|
.name = "Winbond W49V002A",
|
|
.uaddr = {
|
|
[0] = MTD_UADDR_0x5555_0x2AAA /* x8 */
|
|
},
|
|
.DevSize = SIZE_256KiB,
|
|
.CmdSet = P_ID_AMD_STD,
|
|
.NumEraseRegions= 4,
|
|
.regions = {
|
|
ERASEINFO(0x10000, 3),
|
|
ERASEINFO(0x08000, 1),
|
|
ERASEINFO(0x02000, 2),
|
|
ERASEINFO(0x04000, 1),
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
static int cfi_jedec_setup(struct cfi_private *p_cfi, int index);
|
|
|
|
static int jedec_probe_chip(struct map_info *map, __u32 base,
|
|
unsigned long *chip_map, struct cfi_private *cfi);
|
|
|
|
static struct mtd_info *jedec_probe(struct map_info *map);
|
|
|
|
static inline u32 jedec_read_mfr(struct map_info *map, __u32 base,
|
|
struct cfi_private *cfi)
|
|
{
|
|
map_word result;
|
|
unsigned long mask;
|
|
u32 ofs = cfi_build_cmd_addr(0, cfi_interleave(cfi), cfi->device_type);
|
|
mask = (1 << (cfi->device_type * 8)) -1;
|
|
result = map_read(map, base + ofs);
|
|
return result.x[0] & mask;
|
|
}
|
|
|
|
static inline u32 jedec_read_id(struct map_info *map, __u32 base,
|
|
struct cfi_private *cfi)
|
|
{
|
|
map_word result;
|
|
unsigned long mask;
|
|
u32 ofs = cfi_build_cmd_addr(1, cfi_interleave(cfi), cfi->device_type);
|
|
mask = (1 << (cfi->device_type * 8)) -1;
|
|
result = map_read(map, base + ofs);
|
|
return result.x[0] & mask;
|
|
}
|
|
|
|
static inline void jedec_reset(u32 base, struct map_info *map,
|
|
struct cfi_private *cfi)
|
|
{
|
|
/* Reset */
|
|
|
|
/* after checking the datasheets for SST, MACRONIX and ATMEL
|
|
* (oh and incidentaly the jedec spec - 3.5.3.3) the reset
|
|
* sequence is *supposed* to be 0xaa at 0x5555, 0x55 at
|
|
* 0x2aaa, 0xF0 at 0x5555 this will not affect the AMD chips
|
|
* as they will ignore the writes and dont care what address
|
|
* the F0 is written to */
|
|
if(cfi->addr_unlock1) {
|
|
DEBUG( MTD_DEBUG_LEVEL3,
|
|
"reset unlock called %x %x \n",
|
|
cfi->addr_unlock1,cfi->addr_unlock2);
|
|
cfi_send_gen_cmd(0xaa, cfi->addr_unlock1, base, map, cfi, cfi->device_type, NULL);
|
|
cfi_send_gen_cmd(0x55, cfi->addr_unlock2, base, map, cfi, cfi->device_type, NULL);
|
|
}
|
|
|
|
cfi_send_gen_cmd(0xF0, cfi->addr_unlock1, base, map, cfi, cfi->device_type, NULL);
|
|
/* Some misdesigned intel chips do not respond for 0xF0 for a reset,
|
|
* so ensure we're in read mode. Send both the Intel and the AMD command
|
|
* for this. Intel uses 0xff for this, AMD uses 0xff for NOP, so
|
|
* this should be safe.
|
|
*/
|
|
cfi_send_gen_cmd(0xFF, 0, base, map, cfi, cfi->device_type, NULL);
|
|
/* FIXME - should have reset delay before continuing */
|
|
}
|
|
|
|
|
|
static inline __u8 finfo_uaddr(const struct amd_flash_info *finfo, int device_type)
|
|
{
|
|
int uaddr_idx;
|
|
__u8 uaddr = MTD_UADDR_NOT_SUPPORTED;
|
|
|
|
switch ( device_type ) {
|
|
case CFI_DEVICETYPE_X8: uaddr_idx = 0; break;
|
|
case CFI_DEVICETYPE_X16: uaddr_idx = 1; break;
|
|
case CFI_DEVICETYPE_X32: uaddr_idx = 2; break;
|
|
default:
|
|
printk(KERN_NOTICE "MTD: %s(): unknown device_type %d\n",
|
|
__func__, device_type);
|
|
goto uaddr_done;
|
|
}
|
|
|
|
uaddr = finfo->uaddr[uaddr_idx];
|
|
|
|
if (uaddr != MTD_UADDR_NOT_SUPPORTED ) {
|
|
/* ASSERT("The unlock addresses for non-8-bit mode
|
|
are bollocks. We don't really need an array."); */
|
|
uaddr = finfo->uaddr[0];
|
|
}
|
|
|
|
uaddr_done:
|
|
return uaddr;
|
|
}
|
|
|
|
|
|
static int cfi_jedec_setup(struct cfi_private *p_cfi, int index)
|
|
{
|
|
int i,num_erase_regions;
|
|
__u8 uaddr;
|
|
|
|
printk("Found: %s\n",jedec_table[index].name);
|
|
|
|
num_erase_regions = jedec_table[index].NumEraseRegions;
|
|
|
|
p_cfi->cfiq = kmalloc(sizeof(struct cfi_ident) + num_erase_regions * 4, GFP_KERNEL);
|
|
if (!p_cfi->cfiq) {
|
|
//xx printk(KERN_WARNING "%s: kmalloc failed for CFI ident structure\n", map->name);
|
|
return 0;
|
|
}
|
|
|
|
memset(p_cfi->cfiq,0,sizeof(struct cfi_ident));
|
|
|
|
p_cfi->cfiq->P_ID = jedec_table[index].CmdSet;
|
|
p_cfi->cfiq->NumEraseRegions = jedec_table[index].NumEraseRegions;
|
|
p_cfi->cfiq->DevSize = jedec_table[index].DevSize;
|
|
p_cfi->cfi_mode = CFI_MODE_JEDEC;
|
|
|
|
for (i=0; i<num_erase_regions; i++){
|
|
p_cfi->cfiq->EraseRegionInfo[i] = jedec_table[index].regions[i];
|
|
}
|
|
p_cfi->cmdset_priv = NULL;
|
|
|
|
/* This may be redundant for some cases, but it doesn't hurt */
|
|
p_cfi->mfr = jedec_table[index].mfr_id;
|
|
p_cfi->id = jedec_table[index].dev_id;
|
|
|
|
uaddr = finfo_uaddr(&jedec_table[index], p_cfi->device_type);
|
|
if ( uaddr == MTD_UADDR_NOT_SUPPORTED ) {
|
|
kfree( p_cfi->cfiq );
|
|
return 0;
|
|
}
|
|
|
|
p_cfi->addr_unlock1 = unlock_addrs[uaddr].addr1;
|
|
p_cfi->addr_unlock2 = unlock_addrs[uaddr].addr2;
|
|
|
|
return 1; /* ok */
|
|
}
|
|
|
|
|
|
/*
|
|
* There is a BIG problem properly ID'ing the JEDEC devic and guaranteeing
|
|
* the mapped address, unlock addresses, and proper chip ID. This function
|
|
* attempts to minimize errors. It is doubtfull that this probe will ever
|
|
* be perfect - consequently there should be some module parameters that
|
|
* could be manually specified to force the chip info.
|
|
*/
|
|
static inline int jedec_match( __u32 base,
|
|
struct map_info *map,
|
|
struct cfi_private *cfi,
|
|
const struct amd_flash_info *finfo )
|
|
{
|
|
int rc = 0; /* failure until all tests pass */
|
|
u32 mfr, id;
|
|
__u8 uaddr;
|
|
|
|
/*
|
|
* The IDs must match. For X16 and X32 devices operating in
|
|
* a lower width ( X8 or X16 ), the device ID's are usually just
|
|
* the lower byte(s) of the larger device ID for wider mode. If
|
|
* a part is found that doesn't fit this assumption (device id for
|
|
* smaller width mode is completely unrealated to full-width mode)
|
|
* then the jedec_table[] will have to be augmented with the IDs
|
|
* for different widths.
|
|
*/
|
|
switch (cfi->device_type) {
|
|
case CFI_DEVICETYPE_X8:
|
|
mfr = (__u8)finfo->mfr_id;
|
|
id = (__u8)finfo->dev_id;
|
|
|
|
/* bjd: it seems that if we do this, we can end up
|
|
* detecting 16bit flashes as an 8bit device, even though
|
|
* there aren't.
|
|
*/
|
|
if (finfo->dev_id > 0xff) {
|
|
DEBUG( MTD_DEBUG_LEVEL3, "%s(): ID is not 8bit\n",
|
|
__func__);
|
|
goto match_done;
|
|
}
|
|
break;
|
|
case CFI_DEVICETYPE_X16:
|
|
mfr = (__u16)finfo->mfr_id;
|
|
id = (__u16)finfo->dev_id;
|
|
break;
|
|
case CFI_DEVICETYPE_X32:
|
|
mfr = (__u16)finfo->mfr_id;
|
|
id = (__u32)finfo->dev_id;
|
|
break;
|
|
default:
|
|
printk(KERN_WARNING
|
|
"MTD %s(): Unsupported device type %d\n",
|
|
__func__, cfi->device_type);
|
|
goto match_done;
|
|
}
|
|
if ( cfi->mfr != mfr || cfi->id != id ) {
|
|
goto match_done;
|
|
}
|
|
|
|
/* the part size must fit in the memory window */
|
|
DEBUG( MTD_DEBUG_LEVEL3,
|
|
"MTD %s(): Check fit 0x%.8x + 0x%.8x = 0x%.8x\n",
|
|
__func__, base, 1 << finfo->DevSize, base + (1 << finfo->DevSize) );
|
|
if ( base + cfi_interleave(cfi) * ( 1 << finfo->DevSize ) > map->size ) {
|
|
DEBUG( MTD_DEBUG_LEVEL3,
|
|
"MTD %s(): 0x%.4x 0x%.4x %dKiB doesn't fit\n",
|
|
__func__, finfo->mfr_id, finfo->dev_id,
|
|
1 << finfo->DevSize );
|
|
goto match_done;
|
|
}
|
|
|
|
uaddr = finfo_uaddr(finfo, cfi->device_type);
|
|
if ( uaddr == MTD_UADDR_NOT_SUPPORTED ) {
|
|
goto match_done;
|
|
}
|
|
|
|
DEBUG( MTD_DEBUG_LEVEL3, "MTD %s(): check unlock addrs 0x%.4x 0x%.4x\n",
|
|
__func__, cfi->addr_unlock1, cfi->addr_unlock2 );
|
|
if ( MTD_UADDR_UNNECESSARY != uaddr && MTD_UADDR_DONT_CARE != uaddr
|
|
&& ( unlock_addrs[uaddr].addr1 != cfi->addr_unlock1 ||
|
|
unlock_addrs[uaddr].addr2 != cfi->addr_unlock2 ) ) {
|
|
DEBUG( MTD_DEBUG_LEVEL3,
|
|
"MTD %s(): 0x%.4x 0x%.4x did not match\n",
|
|
__func__,
|
|
unlock_addrs[uaddr].addr1,
|
|
unlock_addrs[uaddr].addr2);
|
|
goto match_done;
|
|
}
|
|
|
|
/*
|
|
* Make sure the ID's dissappear when the device is taken out of
|
|
* ID mode. The only time this should fail when it should succeed
|
|
* is when the ID's are written as data to the same
|
|
* addresses. For this rare and unfortunate case the chip
|
|
* cannot be probed correctly.
|
|
* FIXME - write a driver that takes all of the chip info as
|
|
* module parameters, doesn't probe but forces a load.
|
|
*/
|
|
DEBUG( MTD_DEBUG_LEVEL3,
|
|
"MTD %s(): check ID's disappear when not in ID mode\n",
|
|
__func__ );
|
|
jedec_reset( base, map, cfi );
|
|
mfr = jedec_read_mfr( map, base, cfi );
|
|
id = jedec_read_id( map, base, cfi );
|
|
if ( mfr == cfi->mfr && id == cfi->id ) {
|
|
DEBUG( MTD_DEBUG_LEVEL3,
|
|
"MTD %s(): ID 0x%.2x:0x%.2x did not change after reset:\n"
|
|
"You might need to manually specify JEDEC parameters.\n",
|
|
__func__, cfi->mfr, cfi->id );
|
|
goto match_done;
|
|
}
|
|
|
|
/* all tests passed - mark as success */
|
|
rc = 1;
|
|
|
|
/*
|
|
* Put the device back in ID mode - only need to do this if we
|
|
* were truly frobbing a real device.
|
|
*/
|
|
DEBUG( MTD_DEBUG_LEVEL3, "MTD %s(): return to ID mode\n", __func__ );
|
|
if(cfi->addr_unlock1) {
|
|
cfi_send_gen_cmd(0xaa, cfi->addr_unlock1, base, map, cfi, cfi->device_type, NULL);
|
|
cfi_send_gen_cmd(0x55, cfi->addr_unlock2, base, map, cfi, cfi->device_type, NULL);
|
|
}
|
|
cfi_send_gen_cmd(0x90, cfi->addr_unlock1, base, map, cfi, cfi->device_type, NULL);
|
|
/* FIXME - should have a delay before continuing */
|
|
|
|
match_done:
|
|
return rc;
|
|
}
|
|
|
|
|
|
static int jedec_probe_chip(struct map_info *map, __u32 base,
|
|
unsigned long *chip_map, struct cfi_private *cfi)
|
|
{
|
|
int i;
|
|
enum uaddr uaddr_idx = MTD_UADDR_NOT_SUPPORTED;
|
|
u32 probe_offset1, probe_offset2;
|
|
|
|
retry:
|
|
if (!cfi->numchips) {
|
|
uaddr_idx++;
|
|
|
|
if (MTD_UADDR_UNNECESSARY == uaddr_idx)
|
|
return 0;
|
|
|
|
cfi->addr_unlock1 = unlock_addrs[uaddr_idx].addr1;
|
|
cfi->addr_unlock2 = unlock_addrs[uaddr_idx].addr2;
|
|
}
|
|
|
|
/* Make certain we aren't probing past the end of map */
|
|
if (base >= map->size) {
|
|
printk(KERN_NOTICE
|
|
"Probe at base(0x%08x) past the end of the map(0x%08lx)\n",
|
|
base, map->size -1);
|
|
return 0;
|
|
|
|
}
|
|
/* Ensure the unlock addresses we try stay inside the map */
|
|
probe_offset1 = cfi_build_cmd_addr(
|
|
cfi->addr_unlock1,
|
|
cfi_interleave(cfi),
|
|
cfi->device_type);
|
|
probe_offset2 = cfi_build_cmd_addr(
|
|
cfi->addr_unlock1,
|
|
cfi_interleave(cfi),
|
|
cfi->device_type);
|
|
if ( ((base + probe_offset1 + map_bankwidth(map)) >= map->size) ||
|
|
((base + probe_offset2 + map_bankwidth(map)) >= map->size))
|
|
{
|
|
goto retry;
|
|
}
|
|
|
|
/* Reset */
|
|
jedec_reset(base, map, cfi);
|
|
|
|
/* Autoselect Mode */
|
|
if(cfi->addr_unlock1) {
|
|
cfi_send_gen_cmd(0xaa, cfi->addr_unlock1, base, map, cfi, cfi->device_type, NULL);
|
|
cfi_send_gen_cmd(0x55, cfi->addr_unlock2, base, map, cfi, cfi->device_type, NULL);
|
|
}
|
|
cfi_send_gen_cmd(0x90, cfi->addr_unlock1, base, map, cfi, cfi->device_type, NULL);
|
|
/* FIXME - should have a delay before continuing */
|
|
|
|
if (!cfi->numchips) {
|
|
/* This is the first time we're called. Set up the CFI
|
|
stuff accordingly and return */
|
|
|
|
cfi->mfr = jedec_read_mfr(map, base, cfi);
|
|
cfi->id = jedec_read_id(map, base, cfi);
|
|
DEBUG(MTD_DEBUG_LEVEL3,
|
|
"Search for id:(%02x %02x) interleave(%d) type(%d)\n",
|
|
cfi->mfr, cfi->id, cfi_interleave(cfi), cfi->device_type);
|
|
for (i=0; i<sizeof(jedec_table)/sizeof(jedec_table[0]); i++) {
|
|
if ( jedec_match( base, map, cfi, &jedec_table[i] ) ) {
|
|
DEBUG( MTD_DEBUG_LEVEL3,
|
|
"MTD %s(): matched device 0x%x,0x%x unlock_addrs: 0x%.4x 0x%.4x\n",
|
|
__func__, cfi->mfr, cfi->id,
|
|
cfi->addr_unlock1, cfi->addr_unlock2 );
|
|
if (!cfi_jedec_setup(cfi, i))
|
|
return 0;
|
|
goto ok_out;
|
|
}
|
|
}
|
|
goto retry;
|
|
} else {
|
|
__u16 mfr;
|
|
__u16 id;
|
|
|
|
/* Make sure it is a chip of the same manufacturer and id */
|
|
mfr = jedec_read_mfr(map, base, cfi);
|
|
id = jedec_read_id(map, base, cfi);
|
|
|
|
if ((mfr != cfi->mfr) || (id != cfi->id)) {
|
|
printk(KERN_DEBUG "%s: Found different chip or no chip at all (mfr 0x%x, id 0x%x) at 0x%x\n",
|
|
map->name, mfr, id, base);
|
|
jedec_reset(base, map, cfi);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
/* Check each previous chip locations to see if it's an alias */
|
|
for (i=0; i < (base >> cfi->chipshift); i++) {
|
|
unsigned long start;
|
|
if(!test_bit(i, chip_map)) {
|
|
continue; /* Skip location; no valid chip at this address */
|
|
}
|
|
start = i << cfi->chipshift;
|
|
if (jedec_read_mfr(map, start, cfi) == cfi->mfr &&
|
|
jedec_read_id(map, start, cfi) == cfi->id) {
|
|
/* Eep. This chip also looks like it's in autoselect mode.
|
|
Is it an alias for the new one? */
|
|
jedec_reset(start, map, cfi);
|
|
|
|
/* If the device IDs go away, it's an alias */
|
|
if (jedec_read_mfr(map, base, cfi) != cfi->mfr ||
|
|
jedec_read_id(map, base, cfi) != cfi->id) {
|
|
printk(KERN_DEBUG "%s: Found an alias at 0x%x for the chip at 0x%lx\n",
|
|
map->name, base, start);
|
|
return 0;
|
|
}
|
|
|
|
/* Yes, it's actually got the device IDs as data. Most
|
|
* unfortunate. Stick the new chip in read mode
|
|
* too and if it's the same, assume it's an alias. */
|
|
/* FIXME: Use other modes to do a proper check */
|
|
jedec_reset(base, map, cfi);
|
|
if (jedec_read_mfr(map, base, cfi) == cfi->mfr &&
|
|
jedec_read_id(map, base, cfi) == cfi->id) {
|
|
printk(KERN_DEBUG "%s: Found an alias at 0x%x for the chip at 0x%lx\n",
|
|
map->name, base, start);
|
|
return 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* OK, if we got to here, then none of the previous chips appear to
|
|
be aliases for the current one. */
|
|
set_bit((base >> cfi->chipshift), chip_map); /* Update chip map */
|
|
cfi->numchips++;
|
|
|
|
ok_out:
|
|
/* Put it back into Read Mode */
|
|
jedec_reset(base, map, cfi);
|
|
|
|
printk(KERN_INFO "%s: Found %d x%d devices at 0x%x in %d-bit bank\n",
|
|
map->name, cfi_interleave(cfi), cfi->device_type*8, base,
|
|
map->bankwidth*8);
|
|
|
|
return 1;
|
|
}
|
|
|
|
static struct chip_probe jedec_chip_probe = {
|
|
.name = "JEDEC",
|
|
.probe_chip = jedec_probe_chip
|
|
};
|
|
|
|
static struct mtd_info *jedec_probe(struct map_info *map)
|
|
{
|
|
/*
|
|
* Just use the generic probe stuff to call our CFI-specific
|
|
* chip_probe routine in all the possible permutations, etc.
|
|
*/
|
|
return mtd_do_chip_probe(map, &jedec_chip_probe);
|
|
}
|
|
|
|
static struct mtd_chip_driver jedec_chipdrv = {
|
|
.probe = jedec_probe,
|
|
.name = "jedec_probe",
|
|
.module = THIS_MODULE
|
|
};
|
|
|
|
static int __init jedec_probe_init(void)
|
|
{
|
|
register_mtd_chip_driver(&jedec_chipdrv);
|
|
return 0;
|
|
}
|
|
|
|
static void __exit jedec_probe_exit(void)
|
|
{
|
|
unregister_mtd_chip_driver(&jedec_chipdrv);
|
|
}
|
|
|
|
module_init(jedec_probe_init);
|
|
module_exit(jedec_probe_exit);
|
|
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_AUTHOR("Erwin Authried <eauth@softsys.co.at> et al.");
|
|
MODULE_DESCRIPTION("Probe code for JEDEC-compliant flash chips");
|