> -----Original Message----- > From: Shawn Jin [mailto:shawnx...@gmail.com] > Sent: Thursday, September 23, 2010 4:23 AM > To: Chen, Tiejun > Cc: Scott Wood; ppcdev; uboot > Subject: Re: [U-Boot] cuImage and multi image? > > >> I have a large ramdisk image. The size of the image itself > (i.e. the > >> *.gz) is about 4MB. When the ramdisk was being decompressed > > > > Did you try to change link_address on the file, > arch/powerpc/boot/wrapper? > > No. I don't have to. Right? The link_address is still 0x400000.
I means you can change link_address to other value according to the Image size. Try set link_address='0x5000000'. > > > Did you try boot the uImage and the ramdisk separately? For > example, you can boot this as the following command: > > # bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr} > > Mine is a cuImage. I'm pretty sure that my ramdisk is valid > when it's a separate image. I used "bootm <kernel_addr> > <ramdisk_addr>" to boot. > > > Can you paste the whole log from the u-boot prompt? > > In the previous run the ramdisk image was corrupted because > the single image was loaded at 0x800000. But the boot message > showed that the initrd image was at 0x0066c000-0x009ae825. So > it was over the 8MB area. > > However after the load address was changed to 0x04000000 > (64MB), the ramdisk still seemed corrupted but with different > error messages. This should be the same reason, 'uncompression error'. Cheers Tiejun > > => bootm > ## Booting image at 04000000 ... > Image Name: Linux-2.6.33.5 > Image Type: PowerPC Linux Kernel Image (gzip compressed) > Data Size: 4424922 Bytes = 4.2 MB > Load Address: 00400000 > Entry Point: 00400554 > Verifying Checksum ... OK > Uncompressing Kernel Image ... OK > Memory <- <0x0 0x8000000> (128MB) > ENET0: local-mac-address <- 00:09:9b:01:58:64 CPU > clock-frequency <- 0x7270e00 (120MHz) CPU timebase-frequency > <- 0x7270e0 (8MHz) CPU bus-frequency <- 0x3938700 (60MHz) > > zImage starting: loaded at 0x00400000 (sp: 0x07d1cbd0) > Allocating 0x22a1e1 bytes for kernel ... > gunzipping (0x00000000 <- 0x0040c000:0x0066b0ac)...done > 0x21c6c8 bytes Attached initrd image at 0x0066c000-0x009ae825 > initrd head: 0x1f8b0808 > > Linux/PowerPC load: root=/dev/ram > Finalizing device tree... flat tree at 0x9bb300 Using my870 > machine description Linux version 2.6.33.5 (sh...@ubuntu) > (gcc version 4.2.2) #4 Tue Sep > 21 09:23:51 PDT 2010 > Found initrd at 0xc066c000:0xc09ae825 > Zone PFN ranges: > DMA 0x00000000 -> 0x00008000 > Normal 0x00008000 -> 0x00008000 > Movable zone start PFN for each node > early_node_map[1] active PFN ranges > 0: 0x00000000 -> 0x00008000 > MMU: Allocated 72 bytes of context maps for 16 contexts Built > 1 zonelists in Zone order, mobility grouping on. Total > pages: 32512 Kernel command line: root=/dev/ram PID hash > table entries: 512 (order: -1, 2048 bytes) Dentry cache hash > table entries: 16384 (order: 4, 65536 bytes) Inode-cache hash > table entries: 8192 (order: 3, 32768 bytes) > Memory: 124072k/131072k available (2080k kernel code, 6836k > reserved, 84k data, 52k bss, 104k init) Kernel virtual memory layout: > * 0xfffdf000..0xfffff000 : fixmap > * 0xfde00000..0xfe000000 : consistent mem > * 0xfddfa000..0xfde00000 : early ioremap > * 0xc9000000..0xfddfa000 : vmalloc & ioremap > SLUB: Genslabs=12, HWalign=16, Order=0-3, MinObjects=0, > CPUs=1, Nodes=1 .... > <snipped> > .... > RAMDISK: gzip image found at block 0 > uncompression error > VFS: Mounted root (ext2 filesystem) readonly on device 1:0. > Freeing unused kernel memory: 104k init > EXT2-fs (ram0): error: ext2_check_page: bad entry in directory #336: : > unaligned directory entry - offset=0, inode=74187384, rec_len=2081, > name_len=126 > EXT2-fs (ram0): error: remounting filesystem read-only > attempt to access beyond end of device > ram0: rw=0, want=156831968, limit=32768 > Buffer I/O error on device ram0, logical block 78415983 > attempt to access beyond end of device > ram0: rw=0, want=112233212, limit=32768 > Buffer I/O error on device ram0, logical block 56116605 > attempt to access beyond end of device > ram0: rw=0, want=6626681482, limit=32768 Buffer I/O error on > device ram0, logical block 3313340740 attempt to access > beyond end of device > ram0: rw=0, want=184684282, limit=32768 > Buffer I/O error on device ram0, logical block 92342140 > Kernel panic - not syncing: No init found. Try passing init= > option to kernel. > Call Trace: > [c7821f30] [c0006cd8] show_stack+0x40/0x168 (unreliable) > [c7821f70] [c001cefc] panic+0x8c/0x178 [c7821fc0] [c00026d4] > init_post+0xe4/0xf4 [c7821fd0] [c01ee224] > kernel_init+0x108/0x130 [c7821ff0] [c000dcc0] > kernel_thread+0x4c/0x68 Rebooting in 180 seconds.. > > Thanks, > -Shawn. > _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot