Hi Changed nand_chip_delay =50 from 20 in ./drivers/mtd/nand/atmel_nand.c, and presently getting:- barebox@Atmel at91sam9263-ek:/ ubiattach /dev/nand0.root UBI: attaching mtd0 to ubi0 UBI: physical eraseblock size: 131072 bytes (128 KiB) UBI: logical eraseblock size: 126976 bytes UBI: smallest flash I/O unit: 2048 UBI: VID header offset: 2048 (aligned 2048) UBI: data offset: 4096 registering /dev/ubi0 UBI: attached mtd0 to ubi0 UBI: MTD device name: "nand0.root" UBI: MTD device size: 254 MiB UBI: number of good PEBs: 2028 UBI: number of bad PEBs: 5 UBI: max. allowed volumes: 128 UBI: wear-leveling threshold: 4096 UBI: number of internal volumes: 1 UBI: number of user volumes: 0 UBI: available PEBs: 2004 UBI: total number of reserved PEBs: 24 UBI: number of PEBs reserved for bad PEB handling: 20 UBI: max/mean erase counter: 1/1 But further giving a barebox@Atmel at91sam9263-ek:/ tftp rootfs1.ubif /dev/ubi0 TFTP from server 192.168.0.110 ('rootfs1.ubif' -> '/dev/ubi0') write: No space left on device tftp failed: error -28 Btw , which is the irc channel of Barebox? regards Nataraj On Fri, Aug 12, 2011 at 6:45 AM, Nataraj S Narayan <natarajsn@xxxxxxxxx> wrote: > Hi > > The following is the gist of issues seen, namely > > 1. unable to saveenv > 2. ubiattach issue. > > I am using NAND device: Manufacturer ID: 0xec, Chip ID: 0xda (Samsung > NAND 256MiB 3,3V 8-bit). > > Please help > > regards > > Nataraj > > barebox@Atmel at91sam9263-ek:/ eth0.serverip=192.168.0.110 > barebox@Atmel at91sam9263-ek:/ eth0.ipaddr=192.168.0.105 > > barebox@Atmel at91sam9263-ek:/ saveenv > saving environment > could not open /dev/env0: Read-only file system > > barebox@Atmel at91sam9263-ek:/ printenv > locals: > ip=dhcp > kernel_loc=tftp > rootfs_loc=net > rootfs_type=ubifs > rootfsimage=root.ubifs > kernelimage_type=uimage > kernelimage=uImage > nand_device=atmel_nand > nand_parts=256k(barebox)ro,128k(bareboxenv),1536k(kernel),-(root) > rootfs_mtdblock_nand=3 > autoboot_timeout=3 > bootargs=console=ttyS0,115200 > PS1=\e[1;32mbarebox@\e[1;31m\h:\w\e[0m > globals: > PATH=/env/bin > > > > > barebox@Atmel at91sam9263-ek:/ ubiattach dev/nand0.root > UBI: attaching mtd0 to ubi0 > UBI: physical eraseblock size: 131072 bytes (128 KiB) > UBI: logical eraseblock size: 126976 bytes > UBI: smallest flash I/O unit: 2048 > UBI: VID header offset: 2048 (aligned 2048) > UBI: data offset: 4096 > UBI error: ubi_io_read: error -74 while reading 64 bytes from PEB 0:0, > read 64 bytes > UBI error: ubi_io_read: error -74 while reading 64 bytes from PEB > 476:0, read 64 bytes > UBI error: ubi_io_read: error -74 while reading 64 bytes from PEB > 489:0, read 64 bytes > _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox