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Re: [Qemu-devel] [Xen-devel] Re: [PATCH 4/5] xen: Fix the memory registr
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From: |
Anthony PERARD |
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Subject: |
Re: [Qemu-devel] [Xen-devel] Re: [PATCH 4/5] xen: Fix the memory registration to reflect of what is done by Xen. |
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Date: |
Fri, 15 Jul 2011 18:51:24 +0100 |
On Fri, Jul 15, 2011 at 18:05, Stefano Stabellini
<address@hidden> wrote:
> Shouldn't we avoid registering any memory for the whole video ram area?
> I mean:
>
> 0xa0000 - 0x100000
No, because SeaBIOS load the Options ROM (VGA Bios, PXE) to the area
between 0xc0000 and 0x100000, and this go through QEMU.
The area between 0xa0000 and 0xc0000 is registred later by the
cirrus_vga bits, as IO.
--
Anthony PERARD
- Re: [Qemu-devel] [PATCH 3/5] cpu-common: Have a ram_addr_t of uint64 with Xen., (continued)
[Qemu-devel] [PATCH 5/5] vl.c: Check the asked ram_size later., Anthony PERARD, 2011/07/15
[Qemu-devel] [PATCH 2/5] exec.c: Use ram_addr_t in cpu_physical_memory_rw(...)., Anthony PERARD, 2011/07/15
[Qemu-devel] [PATCH 4/5] xen: Fix the memory registration to reflect of what is done by Xen., Anthony PERARD, 2011/07/15
Re: [Qemu-devel] [PATCH 4/5] xen: Fix the memory registration to reflect of what is done by Xen., Stefano Stabellini, 2011/07/18
Re: [Qemu-devel] [PATCH 0/5] Enable QEMU to handle more than 2GB with Xen., Stefano Stabellini, 2011/07/15