Re: [Qemu-ppc] PowerPC question

[Дмитрий Смирнов]

An old RealTime-OS. The requirements -- use QEMU 2.5.1.1

2016-12-27 22:18 GMT+03:00 Programmingkid <address@hidden>:

On Dec 27, 2016, at 2:16 PM, Дмитрий Смирнов wrote:

> Unfortunately, I have to use version 2.5.1.1. Can I do something in this case?

Why do you need to use it? What is the guest operating system you are using? Version 2.8 has a lot more bug fixes in it. You might find it easier to use.

>
> 2016-12-27 22:01 GMT+03:00 G 3 <address@hidden>:
> The version of qemu-system-ppc you are using is kind of old. Version 2.8.0 is the newest version. I suggest trying the newest version before trying to fix a broken feature in an older version.
>
> http://wiki.qemu.org/Download
>
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> On Dec 27, 2016, at 1:57 PM, Дмитрий Смирнов wrote:
>
> qemu-system-ppc version: 2.5.1.1
>
> Ubuntu 14.04
> gcc version 4.8.4 (Ubuntu 4.8.4-2ubuntu1~14.04)
> GTK 2.0, libsdl1.2-dev
> ./configure --target-list="ppc-softmmu" --disable-xfsctl
>
> By zero meaning, do you mean this: decr = 0
> Yes.
>
>
> 2016-12-27 21:16 GMT+03:00 G 3 <address@hidden>:
> When I type 'info registers', I see 'DECR 3919147695' at the top of the screen, so it appears to be working. I think we need more information from you.
>
> qemu-system-ppc version:
>
> gcc version (gcc -v):
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> Host info: Ubuntu <version>
>
> Front-end (GTK, SDL, ...):
>
> Compile command: ./configure ....
>
> Note: please respond to this email with "reply all". That way everyone can try to help you.
>
> On Dec 27, 2016, at 1:06 PM, Дмитрий Смирнов wrote:
>
> All the registers, which are printing with 'info registers', dump to file before (./target-ppc/translate.c), but there is no SPR_DECR.
> I tried to add in 'translate.c' and ./monitor.c some code (print of cpu_ppc_load_decr(env), print of env->spr[SPR_DECR]), but I have zero meaning. Also I tried 'p $decr' with the same answer.
>
> By zero meaning, do you mean this: decr = 0
>
> Maybe I have this problem, because I using VirtualBox->Ubuntu->Qemu?
>
> This should not be a problem. An emulator can run anywhere.
>
>
> 2016-12-27 18:52 GMT+03:00 G 3 <address@hidden>:
>
>
> On Dec 27, 2016, at 10:38 AM, address@hidden wrote:
>
> Hello, devs!
>
> I'm using ppc-softmmu target, and in my qemu monitor I need to print the
> SPR_DECR meaning, but I don't understand how.
> Could anyone help me with my problem?
>
> Best regards!
>
> I think you want to try the 'info registers' command in the monitor.
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