Re: [Qemu-devel] how to convert guest virtual address to host virtual address in QEMU?

2011-03-09 Thread Gunasekaran Dharman
at are the limitations and impact of changing the CPU frequency. Regards Guna On Wed, Mar 9, 2011 at 4:57 PM, Stefan Hajnoczi wrote: > On Wed, Mar 9, 2011 at 9:34 AM, Gunasekaran Dharman > wrote: > > Regarding calculating host virtual address from guest virtual address, I > &g

Re: [Qemu-devel] how to convert guest virtual address to host virtual address in QEMU?

2011-03-09 Thread Gunasekaran Dharman
QEMU is handling the guest virtual address? It will be very much helpful if you can throw some light on this. Regards Guna On Wed, Mar 9, 2011 at 12:30 AM, Stefan Hajnoczi wrote: > On Tue, Mar 8, 2011 at 5:30 PM, Gunasekaran Dharman > wrote: > > From guest application, Iam passing

[Qemu-devel] how to convert guest virtual address to host virtual address in QEMU?

2011-03-08 Thread Gunasekaran Dharman
>From guest application, Iam passing some virtual addresses to QEMU through device I/O operation. Now I want to convert these guest virtual addresses to host virtual addresses so that I can perform some operation using them. In QEMU, is there any macro or function available to convert guest virtual

[Qemu-devel] Improving QEMU memcpy performance

2011-03-07 Thread Gunasekaran Dharman
Hi Iam using QEMU emulated ARM Realview board with Linux as guest OS for my application development. This virtual machine is running on x86 Linux host. My application is facing performance issue as memcpy in guest machine is taking lot of time compared to the same memcpy in host machine. To improv