Hi All,

I am having problems with U-Boot 1.2.0. Hereafter is reported the card boot

U-Boot 1.2.0 (Jun 18 2007 - 12:58:28)

CPU: MPC852TxxZPnnA at 66 MHz: 4 kB I-Cache 4 kB D-Cache FEC present Board: MPC852 Watchdog enabled DRAM: 16 MB FLASH: 16 MB In: serial Out: serial Err: serial Restart Reason: 0xc0000000 SPI Chipselects: 0= EPLD, 1= EEPROM, 2= EXT PUMA: env. variable puma_addr undefined Net: FEC ETHERNET Hit any key to stop autoboot: 0

## Booting image at 40180000 ... Image Name: Linux-2.4.20-rthal5 Created: 2006-12-22 10:23:37 UTC Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 617326 Bytes = 602.9 kB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK Uncompressing Kernel Image ... OK Kernel panic: VFS: Unable to mount root fs on 1f:03

Here is the env

baudrate=19200 loads_echo=1 gatewayip=0.0.0.0 ethact=FEC ETHERNET ethaddr=00:0f:bb:19:cd:1f fileaddr=100000 netmask=255.255.255.0 ipaddr=192.168.0.42 serverip=192.168.0.254 board=MPC852 pram=256 bootdelay=2 kernel_addr=40180000 kernel_end=4025ffff basefs_addr=40260000 basefs_end=4047ffff optfs_addr=40480000 optfs_end=404fffff usrfs_addr=40500000 usrfs_end=407fffff info_addr=4003FEC0 unlock=yes mtdargs=mtdparts=0:256k(b),1280k(u),896k(k),2176k(r),512k(o),-(j) optargs=quiet flashwidth=16 ccm=852 dl_kernel=tftp 100000 "$(board)/bps/pImage"; erase $(kernel_addr) $(kernel_end); cp.b 100000 $(kernel_addr) $(filesize) dl_basefs=tftp 100000 "$(board)/bps/basefs.cramfs"; erase $(basefs_addr) $(basefs_end); cp.b 100000 $(basefs_addr) $(filesize) dl_optfs=tftp 100000 "$(board)/bps/optfs.cramfs"; erase $(optfs_addr) $(optfs_end); cp.b 100000 $(optfs_addr) $(filesize) dl_bootenv=tftp 100000 "$(board)/bps/bootenv.img"; autoscr 100000 dl_info=tftp 100000 "$(board)/bps/bpsinfo.img";protect off 40000000 4003FFFF;cp.b 100000 $(info_addr) $(filesize);protect on 40000000 4003FFFF dl_all=run dl_bootenv;run dl_kernel;run dl_basefs;run dl_optfs;run dl_info bootcmd=run dl_bps; run bargs; bootm $(kernel_addr) bargs=setenv bootargs $(mtdargs) $(optargs) mem=$(mem) root=/dev/mtdblock3 ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off wdt 8xx=timeout:120 dl_bps=echo stdin=serial stdout=serial stderr=serial mem=16128k

Environment size: 1427/65532 bytes

And the flinfo

Bank # 1: CFI conformant FLASH (16 x 16) Size: 16 MB in 131 Sectors Intel Extended command set, Manufacturer ID: 0x89, Device ID: 0x21 Erase timeout: 4096 ms, write timeout: 1 ms Buffer write timeout: 2 ms, buffer size: 64 bytes

Sector Start Addresses: 40000000 RO 40008000 RO 40010000 RO 40018000 RO 40020000 RO 40040000 40060000 40080000 400A0000 400C0000 400E0000 40100000 40120000 40140000 40160000 40180000 401A0000 401C0000 401E0000 40200000 40220000 40240000 40260000 40280000 402A0000 402C0000 402E0000 40300000 40320000 40340000 40360000 40380000 403A0000 403C0000 403E0000 40400000 40420000 40440000 40460000 40480000 404A0000 404C0000 404E0000 40500000 40520000 40540000 40560000 40580000 405A0000 405C0000 405E0000 40600000 40620000 40640000 40660000 40680000 406A0000 406C0000 406E0000 40700000 40720000 40740000 40760000 40780000 407A0000 407C0000 407E0000 40800000 40820000 40840000 40860000 40880000 408A0000 408C0000 408E0000 40900000 40920000 40940000 40960000 40980000 409A0000 409C0000 409E0000 40A00000 40A20000 40A40000 40A60000 40A80000 40AA0000 40AC0000 40AE0000 40B00000 40B20000 40B40000 40B60000 40B80000 40BA0000 40BC0000 40BE0000 40C00000 40C20000 40C40000 40C60000 40C80000 40CA0000 40CC0000 40CE0000 40D00000 40D20000 40D40000 40D60000 40D80000 40DA0000 40DC0000 40DE0000 40E00000 40E20000 40E40000 40E60000 40E80000 40EA0000 40EC0000 40EE0000 40F00000 40F20000 40F40000 40F60000 40F80000 40FA0000 40FC0000 40FE0000

I think there are problems with MTDs. If I change in the bootargs "root=/dev/mtdblock3" with "root=/dev/mtdblock/3" I have the following error:

=> boot

## Booting image at 40180000 ... Image Name: Linux-2.4.20-rthal5 Created: 2006-12-22 10:23:37 UTC Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 617326 Bytes = 602.9 kB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK Uncompressing Kernel Image ... OK Kernel panic: VFS: Unable to mount root fs on 1f:00

Does anyone know how to fix it?

Thanks Ciao Agostino