Il 27/09/2013 10:36, Michael Ellerman ha scritto:
> So have the host kernel read from the hwrng, export it to userspace via
> a char device, which is then read by qemu, which then copies it back
> into the host kernel, which can then give it to the guest.
>
> Or from the guest perspective, instead
On Thu, 2013-09-26 at 13:06 +0200, Alexander Graf wrote:
> On 26.09.2013, at 08:37, Michael Ellerman wrote:
>
> > Some powerpc systems have support for a hardware random number generator
> > (hwrng). If such a hwrng is present the host kernel can provide access
> > to it via the H_RANDOM hcall.
>
On 26.09.2013, at 08:37, Michael Ellerman wrote:
> Some powerpc systems have support for a hardware random number generator
> (hwrng). If such a hwrng is present the host kernel can provide access
> to it via the H_RANDOM hcall.
>
> The kernel advertises the presence of a hwrng with the KVM_CAP_
Some powerpc systems have support for a hardware random number generator
(hwrng). If such a hwrng is present the host kernel can provide access
to it via the H_RANDOM hcall.
The kernel advertises the presence of a hwrng with the KVM_CAP_PPC_HWRNG
capability. If this is detected we add the appropri