All of lore.kernel.org
 help / color / mirror / Atom feed
From: Roman Bolshakov <r.bolshakov@yadro.com>
To: <yaroshchuk2000@gmail.com>
Cc: qemu-trivial@nongnu.org, pbonzini@redhat.com,
	qemu-devel@nongnu.org, dirty@apple.com
Subject: Re: [PATCH v3] target/i386/hvf: add vmware-cpuid-freq cpu feature
Date: Tue, 9 Feb 2021 13:32:34 +0300	[thread overview]
Message-ID: <YCJkwsLxtWuIwqU0@SPB-NB-133.local> (raw)
In-Reply-To: <20210122150518.3551-1-yaroshchuk2000@gmail.com>

On Fri, Jan 22, 2021 at 06:05:18PM +0300, yaroshchuk2000@gmail.com wrote:
> From: Vladislav Yaroshchuk <yaroshchuk2000@gmail.com>
> 
> For `-accel hvf` cpu_x86_cpuid() is wrapped with hvf_cpu_x86_cpuid() to
> add paravirtualization cpuid leaf 0x40000010
> https://lkml.org/lkml/2008/10/1/246
> 
> Leaf 0x40000010, Timing Information:
> EAX: (Virtual) TSC frequency in kHz.
> EBX: (Virtual) Bus (local apic timer) frequency in kHz.
> ECX, EDX: RESERVED (Per above, reserved fields are set to zero).
> 
> On macOS TSC and APIC Bus frequencies can be readed by sysctl call with
> names `machdep.tsc.frequency` and `hw.busfrequency`
> 
> This options is required for Darwin-XNU guest to be synchronized with
> host
> 
> Leaf 0x40000000 not exposes HVF leaving hypervisor signature empty
> 
> Signed-off-by: Vladislav Yaroshchuk <yaroshchuk2000@gmail.com>
> ---
>  target/i386/hvf/hvf.c | 96 ++++++++++++++++++++++++++++++++++++++++++-
>  1 file changed, 95 insertions(+), 1 deletion(-)
> 

Queued, thanks!

-Roman


      parent reply	other threads:[~2021-02-09 10:33 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-13 20:52 [PATCH] target/i386/hvf: add vmware-cpuid-freq cpu feature yaroshchuk2000
2021-01-13 21:25 ` no-reply
2021-01-14 19:47 ` [PATCH v2] " yaroshchuk2000
2021-01-19 18:01   ` Roman Bolshakov
2021-01-19 18:14     ` Paolo Bonzini
2021-01-22 14:29     ` Vladislav Yaroshchuk
2021-01-19 22:37   ` dirty--- via
2021-01-22 14:51     ` Vladislav Yaroshchuk
2021-01-22 15:05   ` [PATCH v3] " yaroshchuk2000
2021-02-04  9:51     ` Roman Bolshakov
2021-02-09 10:32     ` Roman Bolshakov [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=YCJkwsLxtWuIwqU0@SPB-NB-133.local \
    --to=r.bolshakov@yadro.com \
    --cc=dirty@apple.com \
    --cc=pbonzini@redhat.com \
    --cc=qemu-devel@nongnu.org \
    --cc=qemu-trivial@nongnu.org \
    --cc=yaroshchuk2000@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.