[U-Boot] coreboot uboot qemu x86

Ajoy Das dasajoy80 at gmail.com
Mon Dec 29 22:31:41 CET 2014


Hi Simon

I executed the commands mentioned above. But getting LZMA decode error on
coreboot

coreboot.rom: 256 kB, bootblocksize 944, romsize 262144, offset 0x0
alignment: 64 bytes, architecture: x86

Name                           Offset     Type         Size
cmos_layout.bin                0x0        cmos_layout  1160
fallback/romstage              0x4c0      stage        17960
fallback/ramstage              0x4b40     stage        56161
config                         0x12700    raw          2986
revision                       0x13300    raw          692
(empty)                        0x13600    null         181720



./cbfstool ../../coreboot.rom add-flat-binary
-v
-f /home/ajoy/CISCO-2/uboot/u-boot/u-boot-dtb.bin
-n fallback/payload
-c lzma
-l 01110000
-e 1110015

fallback/payload               0x13600    payload      173965
    code  (LZMA compression, offset: 0x38, load: 0x49000, length:
173909/391062)
    entry (0x10efff)
(empty)                        0x3de00    null         7640


Wrote coreboot table at: 3ffce000, 0x154 bytes, checksum 8ea6
coreboot table: 364 bytes.
CBMEM ROOT  0. 3ffff000 00001000
CAR GLOBALS 1. 3fffe000 00001000
ROMSTAGE    2. 3fffd000 00001000
GDT         3. 3fffc000 00001000
IRQ TABLE   4. 3fffb000 00001000
ACPI        5. 3ffd7000 00024000
SMBIOS      6. 3ffd6000 00001000
COREBOOT    7. 3ffce000 00008000
CBFS: located payload @ fffd3638, 173965 bytes.
Loading segment from rom address 0xfffd3638
  code (compression=1)
  New segment dstaddr 0x49000 memsize 0x5f796 srcaddr 0xfffd3670 filesize
0x2a755
  (cleaned up) New segment addr 0x49000 size 0x5f796 offset 0xfffd3670
filesize 0x2a755
Loading segment from rom address 0xfffd3654
  Entry Point 0x0010efff
Payload being loaded below 1MiB without region being marked as RAM usable.
Bounce Buffer at 3ff77000, 352352 bytes
Loading Segment: addr: 0x0000000000049000 memsz: 0x000000000005f796 filesz:
0x000000000002a755
lb: [0x0000000000100000, 0x000000000012b030)
Post relocation: addr: 0x0000000000049000 memsz: 0x000000000005f796 filesz:
0x000000000002a755
using LZMA
lzma: Decoding error = 1
Could not load payload


Thanks
Ajoy

On Mon, Dec 29, 2014 at 9:28 PM, Simon Glass <sjg at chromium.org> wrote:

> Hi Ajoy,
>
>
> On 29 December 2014 at 07:34, Ajoy Das <dasajoy80 at gmail.com> wrote:
> > Hi Simon
> >
> > Thanks for your reply
> >
> > I have added u-boot ELF as the coreboot payload
> >
> > u-boot: ELF 32-bit LSB shared object, Intel 80386, version 1 (SYSV),
> > statically linked, not stripped.
> >
> > Got this link but its a year old.
> > http://lists.denx.de/pipermail/u-boot/2013-July/159140.html
> >
> > Thanks
> > Ajoy
> >
>
> Please avoid top posting as it doesn't work well on mailing lists.
>
> I suggest using cbfstool add-flat-binary -f u-boot-dtb.bin -n
> fallback/payload -c lzma -l <text_base> -e <entry>
>
> For text_base use CONFIG_SYS_TEXT_BASE which is probably 1110000
>
> For entry use _start which is probably 1110015.
>
> Of course I'm not sure whether your problem is with Coreboot, U-Boot
> or qemu, but we'll see.
>
> Also, please can you reply to the list with instructions when you get
> it working, or send a patch to doc/README.x86.
>
> Regards,
> Simon
> >
> >
> > On Mon, Dec 29, 2014 at 7:36 PM, Simon Glass <sjg at chromium.org> wrote:
> >>
> >> Hi,
> >>
> >> On 28 December 2014 at 21:38, Ajoy Das <dasajoy80 at gmail.com> wrote:
> >> > Hi
> >> >
> >> > Need Help
> >> >
> >> > I want to run U-BOOT as coreboot payload on QEMU platform
> >> >
> >> > I am on uboot-x86 git
> >> >
> >> > Compiled U-BOOT with make coreboot-x86_defconfig and make all
> >> >
> >> > Running qemu with
> >> > qemu-system-i386 -bios ../coreboot/build/coreboot.rom -hda disk.img
> >> > -nographic -m 1g
> >> >
> >> > But The system crashes with the following message
> >> >
> >> > qemu: fatal: Trying to execute code outside RAM or ROM at 0x5e2a36c2
> >> >
> >> > Loading Segment: addr: 0x0000000001110000 memsz: 0x00000000000588e8
> >> > filesz:
> >> > 0x00000000000252eb
> >> > lb: [0x0000000000100000, 0x000000000012b030)
> >> > Post relocation: addr: 0x0000000001110000 memsz: 0x00000000000588e8
> >> > filesz:
> >> > 0x00000000000252eb
> >> > using LZMA
> >> > [ 0x01110000, 011688e8, 0x011688e8) <- fffd2770
> >> > dest 01110000, end 011688e8, bouncebuffer 3ff77000
> >> > Loaded segments
> >> > Jumping to boot code at 01110015
> >> > CPU0: stack: 00126000 - 00127000, lowest used address 00126b8c, stack
> >> > used:
> >> > 1140 bytes
> >> > entry    = 0x01110015
> >> > lb_start = 0x00100000
> >> > lb_size  = 0x0002b030
> >> > buffer   = 0x3ff77000
> >> > qemu: fatal: Trying to execute code outside RAM or ROM at 0x5e2a36c2
> >> >
> >> > EAX=0000000a EBX=000186a0 ECX=01145d15 EDX=19203eb0
> >> > ESI=00000000 EDI=00000000 EBP=01145f6c ESP=01145f54
> >> > EIP=5e2a36c2 EFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0
> >> > ES =0018 00000000 ffffffff 00cf9300 DPL=0 DS   [-WA]
> >> > CS =0010 00000000 ffffffff 00cf9b00 DPL=0 CS32 [-RA]
> >> > SS =0018 00000000 ffffffff 00cf9300 DPL=0 DS   [-WA]
> >> > DS =0018 00000000 ffffffff 00cf9300 DPL=0 DS   [-WA]
> >> > FS =0020 19203f5c ffffffff 00cf9300 DPL=0 DS   [-WA]
> >> > GS =0018 00000000 ffffffff 00cf9300 DPL=0 DS   [-WA]
> >> > LDT=0000 00000000 0000ffff 00008200 DPL=0 LDT
> >> > TR =0000 00000000 0000ffff 00008b00 DPL=0 TSS32-busy
> >> > GDT=     19203e60 00000047
> >> > IDT=     00000000 00000000
> >> > CR0=60000033 CR2=00000000 CR3=00000000 CR4=00000000
> >> > DR0=00000000 DR1=00000000 DR2=00000000 DR3=00000000
> >> > DR6=ffff0ff0 DR7=00000400
> >> > CCS=00000218 CCD=01145f50 CCO=ADDL
> >> > EFER=0000000000000000
> >> > FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
> >> > FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
> >> > FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
> >> > FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
> >> > FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
> >> > XMM00=00000000000000000000000000000000
> >> > XMM01=00000000000000000000000000000000
> >> > XMM02=00000000000000000000000000000000
> >> > XMM03=00000000000000000000000000000000
> >> > XMM04=00000000000000000000000000000000
> >> > XMM05=00000000000000000000000000000000
> >> > XMM06=00000000000000000000000000000000
> >> > XMM07=00000000000000000000000000000000
> >> > Aborted (core dumped)
> >> >
> >> > qemu-system-i386 --version
> >> > QEMU emulator version 1.0 (qemu-kvm-1.0), Copyright (c) 2003-2008
> >> > Fabrice
> >> > Bellard
> >> >
> >> > Is QEMU not supported for coreboot and u-boot
> >>
> >> I'm not sure it's been tried but there's no reason why it should work.
> >> It seems to be crashing in U-Boot before there is any serial output.
> >> Did you put u-boot-dtb.bin as the payload?
> >>
> >> Regards,
> >> Simon
> >
> >
>


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