Nand Flash Erase Failure: -5

##### Boot for Nor Flash Main Menu#####
#####     EmbedSky USB download mode     #####

[1] Download u-boot or STEPLDR.nb1 or other bootloader to Nand Flash
[2] Download Eboot (eboot.nb0) to Nand Flash
[3] Download Linux Kernel (zImage.bin) to Nand Flash
[5] Download CRAMFS image to Nand Flash
[6] Download YAFFS image (root.bin) to Nand Flash
[7] Download Program (uCOS-II or TQ2440_Test) to SDRAM and Run it
[8] Boot the system
[9] Format the Nand Flash
[0] Set the boot parameters
[a] Download User Program (eg: uCOS-II or TQ2440_Test)
Download LOGO Picture (.bin) to Nand  Flash
[l] Set LCD Parameters
[n] Enter TFTP download mode menu
[o] Download u-boot to Nor Flash
[r] Reboot u-boot
[t] Test Linux Image (zImage)
[q] quit from menu
Enter your selection: 9

NAND scrub: device 0 whole chip
Warning: scrub option will erase all factory set bad blocks!
         There is no reliable way to recover them.
         Use this command only for testing purposes if you
         are sure of what you are doing!

Really scrub this NAND flash? <y/N> : y
Erasing at 0x3fe0000 --  25% complete.
NAND 256MiB 3,3V 8-bit: MTD Erase failure: -5, bad block at 0x04040000.
Erasing at 0xe8e0000 --  91% complete.
NAND 256MiB 3,3V 8-bit: MTD Erase failure: -5, bad block at 0x0eb60000.
Erasing at 0xf0a0000 --  94% complete.
NAND 256MiB 3,3V 8-bit: MTD Erase failure: -5, bad block at 0x0f300000.
Erasing at 0xffe0000 -- 100% complete.
OK

我的板子是 TQ2440 Linux 的

有少量坏块属于正常现象

Jangel 发表于 2013-8-23 10:37
有少量坏块属于正常现象

亲，TQ2440 的Nandflash 是64M的吗 ？？

后雨 发表于 2013-8-23 17:21
亲，TQ2440 的Nandflash 是64M的吗 ？？

这个可以定制，有64M有256M的