Genode on RK3588 and Emulation

[Michael Grunditz]

On Mon, 24 Oct 2022 at 10:50, Michael Grunditz <michael.grunditz at gmail.com>
wrote:

>
>
> On Sun, 23 Oct 2022 at 11:41, Michael Grunditz <michael.grunditz at gmail.com>
> wrote:
>
>> In message <4d47681e-2c62-c03b-3935-349e75121dbb at genode-labs.com>
>>           Norman Feske <norman.feske at genode-labs.com> wrote:
>>
>> > Hi Michael,
>>
>> > thank you for announcing your upcoming work here.
>>
>> >> As a follow up. Is there a way to use cmake in Genode sources? Like a
>> >> crosscompile file.
>>
>> > There is no ready-to-use solution but your idea should be doable.
>>
>> > As a starting point, you may have a look at the Goa tool [1] that
>> > integrates popular build tools like CMake with Genode. The most
>> > important parts for the CMake integration are [2,3,4].
>>
>> > [1] https://github.com/nfeske/goa
>> > [2] https://github.com/nfeske/goa/tree/master/share/goa/cmake
>> > [3] https://github.com/nfeske/goa/blob/master/share/goa/lib/build
>> > /cmake.tcl
>> > [4] https://github.com/nfeske/goa/blob/master/share/goa/lib/flags.tcl
>>
>> > Note that Goa works on the basis of Genode's depot packages, not the
>> > Genode source repository. But I think that the way of how Goa invokes
>> > CMake could also work for calling CMake from the Genode build system -
>> > similar to how some Genode targets use autoconf via [5].
>>
>> > [5]
>> >
>> https://github.com/genodelabs/genode/blob/master/repos/ports/mk/gnu_build.mk
>> Thanks for te quick answer.
>>
>> I think I will try (already sort of done) to extract which files I need
>> to
>> buld. I hope that I can skip cmake for the emulator.
>>
>> I also found my backup from my previous aarch64 Genode project which will
>> help me to get the board up and running.
>>
>> Cooling sorted and I have started coding.  Right now it crash in memory
> init in Patform::Platform() probably right in when it fetches the addresses
> I haven't got any trm yet, but from linux boot log I have tried with the
> first ram added. If I chose a completely illegal address such as 0x0 I get
> exception from uboot exception handle. Genode::raw works so at least uart
> and stack is ok. With what I think is a valid address it just stops..
> no errro message, and none of my debug prints from Platform::Platform().
> I am basing this port on my little rk3399 port.
>
> Michael
>

Found the problem:
Load elf doesn't work.. It seems like it requests a address above the image
file.
Why can it do that? My load address us 0x04000000 and the address from
loadelf 0x4032000.
I have disassembled the image and it ends before that address,

/Michael
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