[SeaBIOS] Re: [PATCH 3/3] kvm: add support for reading tsc frequency via cpuid.

[Kevin O'Connor]

On Fri, Mar 06, 2020 at 04:44:16PM +0100, Gerd Hoffmann wrote:
> Signed-off-by: Gerd Hoffmann
>
> src/fw/paravirt.c | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/src/fw/paravirt.c b/src/fw/paravirt.c
> index 4fcd8f570673..8b463af96c3e 100644
> --- a/src/fw/paravirt.c
> +++ b/src/fw/paravirt.c
> @@ -67,6 +67,11 @@ static void kvm_detect(void)
>      if (strcmp(signature, "KVMKVMKVM") == 0) {
>          dprintf(1, "Running on KVM\n");
>          PlatformRunningOn |= PF_KVM;
>    if (eax >= KVM_CPUID_SIGNATURE + 0x10) {
>        cpuid(KVM_CPUID_SIGNATURE + 0x10, &eax, &ebx, &ecx, &edx);
>        dprintf(1, "kvm: have invtsc, freq %u kHz\n", eax);
>        tsctimer_setfreq(eax);
>    }
> }
>
> }

That's odd that a khz value is being passed as eax.  Is this a recent
change?

-Kevin