Thanks for your advice!! When I try to erase across flash bank, I get error message before. "Error: cannot span across banks when they are mapped in reverse order"
Now I fix the order of banks. And I can erase sector across flash bank now. But I still found that I can not erase first two sector. On Mon, Jun 14, 2010 at 4:35 PM, Detlev Zundel <[email protected]> wrote: > Hi Chen Wen, > > you should use the [email protected] address for the emailing > list. -owner only reaches the moderators of the list. > > > > I have a platform modify from powerpc 405EP(Taihu evb). > > I try to port u-boot from Taihu evb by using "taihu_config". > > > > There are 4M+4M flash on the board, but I found that I can not erase > flash > > from ff800000--ff803fff.I had try "protect off all" and "erase all", but > > still don't work. > > > > just like this : > > => era ff800000 ff803fff > > > > .. done > > Erased 2 sectors > > => md ff800000 > > ff800000: 27051956 682e4eec 4c070a61 00168502 '..Vh.N.L..a.... > > ff800010: 00000000 00000000 ad640a83 05070201 .........d...... > > ff800020: 4c696e75 782d322e 362e3332 2e330000 Linux-2.6.32.3.. > > ff800030: 00000000 00000000 00000000 00000000 ................ > > ff800040: 1f8b0808 600a074c 0203766d 6c696e75 ....`..L..vmlinu > > ff800050: 782e6269 6e2e3136 39363100 e45b0f70 x.bin.16961..[.p > > ff800060: 14559aff 7a7a0213 08cb0881 0d24988e .U..zz.......$.. > > > > > > "erase" command works every where on flash besides "ff800000--ff803fff" > > Thus I can still erase "ff800000--ff803fff" by using a JTAG. > > Is there anything wrong in my config(in attachment) ? > > > > > > > > This is my flinfo > > > ================================================================================== > > Bank # 1: CFI conformant FLASH (16 x 16) Size: 4 MB in 71 Sectors > > AMD Standard command set, Manufacturer ID: 0xC2, Device ID: 0x22A8 > > Erase timeout: 16384 ms, write timeout: 1 ms > > > > Sector Start Addresses: > > FFC00000 FFC02000 FFC04000 FFC06000 > FFC08000 > > FFC0A000 FFC0C000 FFC0E000 FFC10000 > FFC20000 > > FFC30000 FFC40000 FFC50000 FFC60000 > FFC70000 > > FFC80000 FFC90000 FFCA0000 FFCB0000 > FFCC0000 > > FFCD0000 FFCE0000 FFCF0000 FFD00000 > FFD10000 > > FFD20000 FFD30000 FFD40000 FFD50000 > FFD60000 > > FFD70000 FFD80000 FFD90000 FFDA0000 > FFDB0000 > > FFDC0000 FFDD0000 FFDE0000 FFDF0000 > FFE00000 > > FFE10000 FFE20000 FFE30000 FFE40000 > FFE50000 > > FFE60000 FFE70000 FFE80000 FFE90000 > FFEA0000 > > FFEB0000 FFEC0000 FFED0000 FFEE0000 > FFEF0000 > > FFF00000 FFF10000 FFF20000 FFF30000 > FFF40000 > > FFF50000 FFF60000 FFF70000 FFF80000 > FFF90000 > > FFFA0000 RO FFFB0000 RO FFFC0000 RO FFFD0000 RO > FFFE0000 RO > > FFFF0000 RO > > > > Bank # 2: CFI conformant FLASH (16 x 16) Size: 4 MB in 71 Sectors > > AMD Standard command set, Manufacturer ID: 0xC2, Device ID: 0x22A8 > > Erase timeout: 16384 ms, write timeout: 1 ms > > > > Sector Start Addresses: > > FF800000 FF802000 FF804000 FF806000 > FF808000 > > FF80A000 FF80C000 FF80E000 FF810000 > FF820000 > > FF830000 FF840000 FF850000 FF860000 > FF870000 > > FF880000 FF890000 FF8A0000 FF8B0000 > FF8C0000 > > FF8D0000 FF8E0000 FF8F0000 FF900000 > FF910000 > > FF920000 FF930000 FF940000 FF950000 > FF960000 > > FF970000 FF980000 FF990000 FF9A0000 > FF9B0000 > > FF9C0000 FF9D0000 FF9E0000 FF9F0000 > FFA00000 > > FFA10000 FFA20000 FFA30000 FFA40000 > FFA50000 > > FFA60000 FFA70000 FFA80000 FFA90000 > FFAA0000 > > FFAB0000 FFAC0000 FFAD0000 FFAE0000 > FFAF0000 > > FFB00000 FFB10000 FFB20000 FFB30000 > FFB40000 > > FFB50000 FFB60000 FFB70000 FFB80000 > FFB90000 > > FFBA0000 FFBB0000 FFBC0000 FFBD0000 > FFBE0000 > > FFBF0000 > > => > > > ================================================================================== > > It seems the second flash bank is mapped _behind_ the first one. It may > well be that the code does not expect such a situation, so try to > reverse this. > > Cheers > Detlev > > -- > Als ich entführt wurde, begannen meine Eltern aktiv zu werden. > Sie vermieteten mein Zimmer. > -- Woody Allen > -- > DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel > HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany > Phone: (+49)-8142-66989-40 Fax: (+49)-8142-66989-80 Email: [email protected] >
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