Re: Fwd: qemu-system-sparc64 instruction set architecture compatibility (sparc v8+ vs sparc v9)

[CKIM]

On 4/7/2021 8:25 PM, Mike Russo wrote:
> Unfortunately you are out of luck right now.  This binary requires a an 
> UltraSPARC processor to run on, because while it is only 32-bit, it 
> contains instructions that can only be executed on an UltraSPARC 
> (SPARCV8+/V9) processor.  While Solaris up to version 9 can run on the 
> 32-bit sun4m architecture, it is only a SPARCV8 processor there.  So 
> far, Solaris 32-bit or 64-bit cannot run properly on the sun4u 
> architecture that has SPARCV8+/V9 support.  Some BSD and Linux can run 
> on sun4u, BUT the binary you have is for Solaris (not sure which 
> version) only.  The Niagara architecture support can run Solaris 10 with 
> those instructions but hasn't been expanded much beyond that and also 
> has no PCI bus support or network card support in it.

Thank you very much for the explanation!!! That's what I wanted to know :)

> --
>
> Michael Russo | Systems Engineer | PaperSolve, Inc.
> office (718) 477 8906    |    direct (332) 228 1817
>
> Your random quote for today:
> The more complex the mind, the greater the need for the simplicity of play.
>                 -- Kirk, "Shore Leave", stardate 3025.8
>
>
> -----Original Message-----
> *From*: CKIM <sgplap30@gmail.com <mailto:CKIM%20%3csgplap30@gmail.com%3e>>
> *To*: qemu-discuss@nongnu.org <mailto:qemu-discuss@nongnu.org>
> *Cc*: cheolyon38@naver.com <mailto:cheolyon38@naver.com>
> *Subject*: Fwd: qemu-system-sparc64 instruction set architecture 
> compatibility (sparc v8+ vs sparc v9)
> *Date*: Sun, 04 Apr 2021 20:11:00 +0800
>
>
> Hello,
>
> Forwarding from qemu-devel@nongnu.org.
>
> I'm not sure if this is right mailing list for this question but I
> really appreciate if someone can answer to my question.
>
> I have very old binary (testgen) which was built from old sparc station.
> (no source code)
>
> If I run "file testgen", I get the following.
> ELF 32-bit MSB executable SPARC32PLUS Version 1, V8+ Required,
> UltraSPARC1 Extensions Required, statically linked, not stripped
>
> I want to run this binary from qemu as the sparc station (sun4u sparc
> SUNW,Sun-Fire-V440) is very unstable.
>
>
> Can QEMU (qemu-system-sparc64) support sparc32 application with v8+ ?
>
>
> I tried to install a few packages listed at
> https://wiki.qemu.org/Documentation/Platforms/SPARC 
> <https://wiki.qemu.org/Documentation/Platforms/SPARC>
>
> I was able to install most of sun4m / sun4u guests listed in the wiki
> and network setup was also ok but none of them could run the "testgen"
> binary.
>
> I always get "Cannot execute ELF binary" error message.
>
> example with QEMU 5.2.0 version:
> qemu-system-sparc64 -m 512 -drive
> file=disk_image_netbsd64.raw,format=raw,index=0, \
> -net nic,macaddr=52:54:00:fa:ce:10,model=e1000 \
> -net tap -nographic \
> -cdrom NetBSD-9.1-sparc64.iso \
> -boot d
>
> I found the cpu type is set "TI-UltraSparc-IIi" as default.
>
> I couldn't find any option related to the instruction set architecture.
> (qemu-system-sparc64 --help)
>
> If I try the "niagara" machine example (OpenSPARCT1_Arch.1.5.tar.bz2), I
> get:
>
> # isainfo -v
> 64-bit sparcv9 applications
> asi_blk_init
> 32-bit sparc applications
> asi_blk_init v8plus div32 mul32
>
> It shows v8plus explicitly so I guess the niagara guest should be able
> to run my "testgen" binary but I couldn't find any information about the
> network setup for the OpenSPARCT1_Arch.1.5.tar.bz2. So I can't copy my
> project files onto the guest machine.
>
> My Sun physical server shows:
> uname -a
> SunOS sinuc035 5.8 Generic_117350-62 sun4u sparc SUNW,Sun-Fire-V440
>
> I understand the sparc v7, v8, v8+, v9 are not chip architectures but
> they are Instruction Set Architectures so I think the binary could run
> on sun4u or sun4v, niagara ...
>
> Can anyone know how to run the sparc32 v8+ binary from QEMU ?
> Is it something the iso file need to be changed or qemu issue?
>
> I appreciate if any useful info or hint. Thanks!
>
>
> Best Regards,
> CKIM