Re: [Qemu-devel] hw/nand hw/onenand and read-only

[Peter Maydell]

On 19 October 2011 09:03, Markus Armbruster <address@hidden> wrote:
> <address@hidden> writes:
>> both device models already support running without a drive as well by
>> using a memory buffer instead so it would also be possible to make them
>> use a read-only drive in a way that initial NAND/OneNAND contents would be
>> read from the drive but any changes would not be written back to the drive
>> and would be lost when QEMU is killed.
>
> Sounds like it could be useful, but it's not what I'd expect for
> "readonly".
>
> You could create a boolean device property to make memory contents
> transient rather than persistent.  Then reject read-only drives only in
> persistent mode, i.e. when the property is false.  Feels cleaner to me.

That doesn't sound very onenand/nand specific to me, though.

-- PMM