Don't know the answer to your question, but I never had luck booting to
flash once 7260 is set to boot from SD. I had to send the board back. It
is documented in the manual not to try... and I tried.
On 04/22/2010 09:54 PM, thinkr32 wrote:
>
>
> OK, the 7260 I have is booting from the SD, I wanted to change it to
> boot from the onboard flash to see what is on here.
>
> However again the manual doesn't help and the board fails to boot if you
> put in what they have for redboot. So I changed it to this:
> To do this I needed to change the redboot script from:
> .. fis load vmlinux
> .. fis load initrd
> .. exe -r 0x600000 -s 0x200000 -b 0x218000 -l 0x200000 -c
> "console=ttyAM0,115200 root=/dev/mtdblock1 init=/linuxrc rw"
>
> However, it gets a lot farther but still dies at the end.
> Any ideas what is going on here?
>
> Is this some type of altered kernel and flash that is forcing some SD
> card requirement?
>
> Kernel command line: console=ttyAM0,115200 root=/dev/mtdblock1
> init=/linuxrc rw
> Console: colour dummy device 80x30
> Calibrating delay loop... 99.94 BogoMIPS
> Memory: 8MB 8MB 8MB 8MB = 32MB total
> Memory: 26576KB available (1208K code, 336K data, 72K init)
> Dentry cache hash table entries: 4096 (order: 3, 32768 bytes)
> Inode cache hash table entries: 2048 (order: 2, 16384 bytes)
> Mount cache hash table entries: 512 (order: 0, 4096 bytes)
> Buffer cache hash table entries: 1024 (order: 0, 4096 bytes)
> Page-cache hash table entries: 8192 (order: 3, 32768 bytes)
> CPU: Testing write buffer: pass
> POSIX conformance testing by UNIFIX
> Linux NET4.0 for Linux 2.4
> Based upon Swansea University Computer Society NET3.039
> Initializing RT netlink socket
> Starting kswapd
> devfs: v1.12c (20020818) Richard Gooch
> <rgooch%40atnf.csiro.au>)
> devfs: boot_options: 0x1
> ttyAM0 at MMIO 0x808c0000 (irq = 52) is a AMBA
> ttyAM1 at MMIO 0x808d0000 (irq = 54) is a AMBA
> ttyAM2 at MMIO 0x808e0000 (irq = 55) is a AMBA
> pty: 1024 Unix98 ptys configured
> Serial driver version 5.05c (2001-07-08) with MANY_PORTS SHARE_IRQ enabled
> Real Time Clock Driver v1.10f
> ep93xx_eth() version: ep93xx_eth.c: V1.0 09/04/2003 Cirrus Logic
> RAMDISK driver initialized: 16 RAM disks of 12288K size 1024 blocksize
> Searching for NAND flash...
> NAND device: Manufacturer ID: 0xec, Chip ID: 0x75 (Samsung NAND 32MiB
> 3,3V 8-bit)
> Scanning device for bad blocks
> Using static partition definition
> Creating 3 MTD partitions on "NAND 32MiB 3,3V 8-bit":
> 0x00000000-0x00004000 : "TS-BOOTROM"
> 0x00004000-0x01d04000 : "Linux"
> 0x01d04000-0x02000000 : "RedBoot"
> NET4: Linux TCP/IP 1.0 for NET4.0
> IP Protocols: ICMP, UDP, TCP, IGMP
> IP: routing cache hash table of 512 buckets, 4Kbytes
> TCP: Hash tables configured (established 2048 bind 4096)
> NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.
> NetWinder Floating Point Emulator V0.97 (double precision)
> RAMDISK: ext2 filesystem found at block 0
> RAMDISK: Loading 1024 blocks [1 disk] into ram disk... done.
> Freeing initrd memory: 2048K
> VFS: Mounted root (ext2 filesystem).
> Mounted devfs on /dev
> Using sdcard.o
> sdcard0: Technologic Systems SD card controller, address 0x13000000
> sdcard0: no card found
> insmod: init_module: sdcard0: Device or resource busy
> mount: Mounting /dev/sdcard0/disc0/part3 on /mnt failed: No such file or
> directory
> pivot_root: pivot_root: No such file or directory
> /linuxrc: 9: /bin/umount: not found
> /linuxrc: 10: /bin/mount: not found
> /linuxrc: 11: /bin/mount: not found
> exec: 13: /usr/sbin/chroot: not found
> VFS: Mounted root (yaffs filesystem).
> Trying to move old root to /initrd ... okay
> mount_devfs_fs(): unable to mount devfs, err: -2
> Freeing init memory: 72K
> Warning: unable to open an initial console.
>
>
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