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Re: [Qemu-devel] qemu-system-sparc uses all host cpu while target system
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From: |
Paul Brook |
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Subject: |
Re: [Qemu-devel] qemu-system-sparc uses all host cpu while target system is idle |
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Date: |
Wed, 20 Sep 2006 14:45:02 +0100 |
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User-agent: |
KMail/1.9.4 |
On Wednesday 20 September 2006 10:32, Aurelien Jarno wrote:
> Hi all,
>
> I have successully installed a Debian Etch for Sparc under qemu (CVS
> version), and successfully updated it to unstable. Everything seems to
> work correctly, the performances are ok, but I have remarked than
> qemu-system-sparc is using all the CPU on the host system, while the
> sparc target system is idle. Maybe the problem is in the sparc kernel? I
> am using the one from unstable, ie a 2.6.17 kernel.
CPU suspend is not implemented for sparc guests.
Unlike most other targets, suspending the CPU is controlled by the system
chipset, not by an instruction on the CPU. See slavio_misc.c
Paul