[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] Re: [Qemu-devel] [PATCH 06/11] exec.c: refactor cpu_physical_memory_map
On Thu, 23 Jun 2011, Peter Maydell wrote: > On 23 June 2011 18:56, Stefano Stabellini > <stefano.stabellini@xxxxxxxxxxxxx> wrote: > > Thanks for the detailed explanation of the problem, I think I understand > > what I have to do to fix. > > However I would like to have a repro of the bug before sending any > > patches, so that I am sure that the solution works correctly. > > However I am not very familiar with ARM emulation in Qemu: could you > > please let me know which target I have to compile, which machine I have > > to emulate and what other steps do I have to take in order to see this > > issue? > > You'll need this not-yet-applied patch which adds cp15 perf reg support: > http://patchwork.ozlabs.org/patch/92423/ > I've temporarily put a test kernel and initrd here: > http://people.linaro.org/~pmaydell/linaro-20110228.tar.gz > > configure qemu with --target-list=arm-softmmu > and then you can run: > > ./arm-softmmu/qemu-system-arm -kernel > linaro-20110228/vmlinuz-2.6.37-1003-linaro-vexpress -initrd > linaro-20110228/initrd.img-2.6.37-1003-linaro-vexpress -M vexpress-a9 > -cpu cortex-a9 -serial stdio -m 1024 -append 'root=/dev/mmcblk0p2 rw > mem=1024M raid=noautodetect console=ttyAMA0,38400n8 rootwait > vmalloc=256MB devtmpfs.mount=0' > > At the moment this aborts when the kernel tries to initialise the > display; if you fix the problem it ought to display a penguin on > the graphics window (although it will drop you into an initramfs > prompt because you don't have a root filesystem sd card image). Thanks, I managed to test my fix succesfully. See the patch "qemu_ram_ptr_length: take ram_addr_t as arguments" I have just sent. _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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