Booting a rtems exe on Zynq UltraScale+ MPSoC ZCU106 board

Wed Apr 14 13:21:46 UTC 2021

Trying to boot directly from the .img  file also fails:

ZynqMP> tftpboot 0x3000000 rdubey/sp01.img

Using ethernet at ff0e0000 device

TFTP from server 172.19.0.3; our IP address is 172.19.2.40

Filename 'rdubey/sp01.img'.

Load address: 0x3000000

Loading: ####

         6.1 MiB/s

done

Bytes transferred = 50978 (c722 hex)

ZynqMP> bootm  0x3000000  ; reset

## Booting kernel from Legacy Image at 03000000 ...

   Image Name:   RTEMS

   Image Type:   ARM Linux Kernel Image (gzip compressed)

   Data Size:    50914 Bytes = 49.7 KiB

   Load Address: 00300000

   Entry Point:  00300000

   Verifying Checksum ... OK

   Uncompressing Kernel Image ... OK

FDT and ATAGS support not compiled in - hanging

### ERROR ### Please RESET the board ###

What can I do now?

On Wed, Apr 14, 2021 at 6:11 PM Kinsey Moore <kinsey.moore at oarcorp.com>
wrote:

> If you’re only running RTEMS, you should be able to drop the FDT commands
> since that what appears to be causing the problem and I don’t think that
> the arm/xilinx_zynqmp BSP uses it at all.
>
>
>
> Kinsey
>
>
>
> *From:* Richi Dubey <richidubey at gmail.com>
> *Sent:* Wednesday, April 14, 2021 01:01
> *To:* Kinsey Moore <kinsey.moore at oarcorp.com>; rtems-devel at rtems.org <
> devel at rtems.org>
> *Subject:* Booting a rtems exe on Zynq UltraScale+ MPSoC ZCU106 board
>
>
>
> Hi,
>
>
>
> I followed the 8.2.23 docs
> <https://docs.rtems.org/branches/master/user/bsps/bsps-arm.html#xilinx-zynqmp> to
> build rtems for the xilinx_zynqmp_ultra96 bsp since it was the only bsp
> corresponding to xilinx-zynqmp in the rtems-bsp.
>
>
>
> Then I followed the boot via Uboot section 8.2.1.1 on docs
> <https://docs.rtems.org/branches/master/user/bsps/bsps-arm.html#boot-via-u-boot>,
> but the uboot on zcu106 does not have a run loadfdt command, and its
> alternative is fdt addr [address]. But something is wrong, I cannot run the
> sp01.img file:
>
>
>
> With fdt:
>
> ------------------------------
>
> ZynqMP> tftpboot 0x3000000 rdubey/sp01.img
>
>
> Using ethernet at ff0e0000 device
>
> TFTP from server 172.19.0.3; our IP address is 172.19.2.40
>
> Filename 'rdubey/sp01.img'.
>
> Load address: 0x3000000
>
> Loading: ####
>
>          6.9 MiB/s
>
> done
>
> Bytes transferred = 50978 (c722 hex)
>
> ZynqMP> fdt addr 0x2A00000
>
> ZynqMP> bootm  0x3000000 - 0x2A00000 ; reset
>
> ## Booting kernel from Legacy Image at 03000000 ...
>
>    Image Name:   RTEMS
>
>    Image Type:   ARM Linux Kernel Image (gzip compressed)
>
>    Data Size:    50914 Bytes = 49.7 KiB
>
>    Load Address: 00300000
>
>    Entry Point:  00300000
>
>    Verifying Checksum ... OK
>
> ## Flattened Device Tree blob at 02a00000
>
>    Booting using the fdt blob at 0x2a00000
>
>    Uncompressing Kernel Image ... OK
>
>    Loading Device Tree to 0000000007ff1000, end 0000000007fff257 ... OK
>
> fdt_find_or_add_subnode: chosen: FDT_ERR_BADSTRUCTURE
>
> ERROR: /chosen node create failed
>
>  - must RESET the board to recover.
>
>
> FDT creation failed! hanging...### ERROR ### Please RESET the board ###
>
> ------------------------------
>
>
>
> With loading the system.dtb that I generally use for loading yocto linux
> images:
>
>
>
>
>
> ---------------------
>
> ZynqMP> tftpboot 0x2A00000 rdubey/system.dtb
>
> Using ethernet at ff0e0000 device
>
> TFTP from server 172.19.0.3; our IP address is 172.19.253.142
>
> Filename 'rdubey/system.dtb'.
>
> Load address: 0x2a00000
>
> Loading: ###T #
>
>          8.8 KiB/s
>
> done
>
> Bytes transferred = 45656 (b258 hex)
>
> ZynqMP> tftpboot 0x3000000 rdubey/sp01.img
>
> Using ethernet at ff0e0000 device
>
> TFTP from server 172.19.0.3; our IP address is 172.19.253.142
>
> Filename 'rdubey/sp01.img'.
>
> Load address: 0x3000000
>
> Loading: ####
>
>          1.7 MiB/s
>
> done
>
> Bytes transferred = 50978 (c722 hex)
>
> ZynqMP> bootm  0x3000000 - 0x2A00000 ; reset
>
> ## Booting kernel from Legacy Image at 03000000 ...
>
>    Image Name:   RTEMS
>
>    Image Type:   ARM Linux Kernel Image (gzip compressed)
>
>    Data Size:    50914 Bytes = 49.7 KiB
>
>    Load Address: 00300000
>
>    Entry Point:  00300000
>
>    Verifying Checksum ... OK
>
> ## Flattened Device Tree blob at 02a00000
>
>    Booting using the fdt blob at 0x2a00000
>
>    Uncompressing Kernel Image ... OK
>
>    Loading Device Tree to 0000000007ff1000, end 0000000007fff257 ... OK
>
>
> Starting kernel ...
>
>
> "Synchronous Abort" handler, esr 0x02000000
>
> elr: ffffffff90593000 lr : 0000000010081868 (reloc)
>
> elr: 0000000000300000 lr : 000000007fdee868
>
> x0 : 0000000000000000 x1 : 0000000000000000
>
> x2 : 0000000007ff1000 x3 : 0000000000000000
>
> x4 : 0000000000300000 x5 : 0000000000000000
>
> x6 : 0000000000000008 x7 : 0000000000000000
>
> x8 : 000000007dda0650 x9 : 0000000001008000
>
> x10: 000000000a200023 x11: 0000000000000002
>
> x12: 0000000000000002 x13: 00000000000096f4
>
> x14: 000000007dda06ac x15: 000000007fdee224
>
> x16: 0000000000000002 x17: 0000000007fff258
>
> x18: 000000007ddacde8 x19: 000000007fead720
>
> x20: 0000000000000000 x21: 0000000000000400
>
> x22: 000000000000071f x23: 000000007fdeedb8
>
> x24: 0000000000000003 x25: 000000007ddbd378
>
> x26: 000000007fe9ac18 x27: 0000000000300000
>
> x28: 0000000003000040 x29: 000000007dda0790
>
>
> Resetting CPU ...
>
>
> ### ERROR ### Please RESET the board ###
>
>
>
> ---------------------
>
>
>
> What might be going wrong? zcu106 is a multi processor board, so do I need
> to do something special to run the sp01 test? I have not tested any other
> .exe (or .img) so far.
>
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