[SeaBIOS] [PATCH v2 0/2] QEMU: Add capability to write back fw_cfg address to QEMU
Kevin O'Connor
kevin at koconnor.net
Tue Jan 24 23:17:27 CET 2017
On Fri, Jan 20, 2017 at 02:33:14PM -0800, ben at skyportsystems.com wrote:
> From: Ben Warren <ben at skyportsystems.com>
>
> This patch set adds the capability to write to QEMU across the DMA link and
> adds a higher-level command to allocate a fw_cfg file and write its address
> back to another, writeable fw_cfg file.
>
> The initial use case is for Windows VM
> Generation ID, where QEMU needs to change the contents of fw_cfg
> data at runtime, while still having BIOS allocate and manage the memory.
Thanks. The patches look fine to me. If no one else comments, I'll
commit when ALLOCATE_RET_ADDR is accepted in QEMU.
-Kevin
More information about the SeaBIOS
mailing list