From: Ricardo Neri <ricardo.neri-calderon@linux.intel.com>
To: "Rafael J. Wysocki" <rafael@kernel.org>
Cc: x86@kernel.org, Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>, Rob Herring <robh@kernel.org>,
"K. Y. Srinivasan" <kys@microsoft.com>,
Haiyang Zhang <haiyangz@microsoft.com>,
Wei Liu <wei.liu@kernel.org>, Dexuan Cui <decui@microsoft.com>,
Michael Kelley <mhklinux@outlook.com>,
Saurabh Sengar <ssengar@linux.microsoft.com>,
Chris Oo <cho@microsoft.com>,
"Kirill A. Shutemov" <kas@kernel.org>,
linux-hyperv@vger.kernel.org, devicetree@vger.kernel.org,
linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org,
Ricardo Neri <ricardo.neri@intel.com>
Subject: Re: [PATCH v7 1/9] x86/acpi: Add functions to setup and access the wakeup mailbox
Date: Tue, 25 Nov 2025 18:20:10 -0800 [thread overview]
Message-ID: <20251126022010.GA27627@ranerica-svr.sc.intel.com> (raw)
In-Reply-To: <CAJZ5v0gd_6b6s4aEpSvdfb4-+AULTWkqQqM3OE1eg5XzYaxQFQ@mail.gmail.com>
On Mon, Nov 24, 2025 at 05:01:11PM +0100, Rafael J. Wysocki wrote:
> On Mon, Nov 17, 2025 at 6:04 PM Ricardo Neri
> <ricardo.neri-calderon@linux.intel.com> wrote:
> >
> > Systems that describe hardware using DeviceTree graphs may enumerate and
> > implement the wakeup mailbox as defined in the ACPI specification but do
> > not otherwise depend on ACPI. Expose functions to setup and access the
> > location of the wakeup mailbox from outside ACPI code.
> >
> > The function acpi_setup_mp_wakeup_mailbox() stores the physical address of
> > the mailbox and updates the wakeup_secondary_cpu_64() APIC callback.
> >
> > The function acpi_madt_multiproc_wakeup_mailbox() returns a pointer to the
> > mailbox.
> >
> > Signed-off-by: Ricardo Neri <ricardo.neri-calderon@linux.intel.com>
>
> Acked-by: Rafael J. Wysocki (Intel) <rafael@kernel.org>
Thanks Rafael!
next prev parent reply other threads:[~2025-11-26 2:13 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-17 17:02 [PATCH v7 0/9] x86/hyperv/hv_vtl: Use a wakeup mailbox to boot secondary CPUs Ricardo Neri
2025-11-17 17:02 ` [PATCH v7 1/9] x86/acpi: Add functions to setup and access the wakeup mailbox Ricardo Neri
2025-11-24 16:01 ` Rafael J. Wysocki
2025-11-26 2:20 ` Ricardo Neri [this message]
2025-11-17 17:02 ` [PATCH v7 2/9] dt-bindings: reserved-memory: Wakeup Mailbox for Intel processors Ricardo Neri
2025-11-17 17:02 ` [PATCH v7 3/9] x86/dt: Parse the " Ricardo Neri
2025-11-17 17:02 ` [PATCH v7 4/9] x86/hyperv/vtl: Set real_mode_header in hv_vtl_init_platform() Ricardo Neri
2025-11-17 17:02 ` [PATCH v7 5/9] x86/realmode: Make the location of the trampoline configurable Ricardo Neri
2025-11-17 17:02 ` [PATCH v7 6/9] x86/hyperv/vtl: Setup the 64-bit trampoline for TDX guests Ricardo Neri
2025-11-17 17:02 ` [PATCH v7 7/9] x86/acpi: Add a helper get the address of the wakeup mailbox Ricardo Neri
2025-11-24 16:03 ` Rafael J. Wysocki
2025-11-17 17:02 ` [PATCH v7 8/9] x86/hyperv/vtl: Mark the wakeup mailbox page as private Ricardo Neri
2025-11-17 17:02 ` [PATCH v7 9/9] x86/hyperv/vtl: Use the wakeup mailbox to boot secondary CPUs Ricardo Neri
2025-11-18 5:13 ` [PATCH v7 0/9] x86/hyperv/hv_vtl: Use a " Ricardo Neri
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=20251126022010.GA27627@ranerica-svr.sc.intel.com \
--to=ricardo.neri-calderon@linux.intel.com \
--cc=cho@microsoft.com \
--cc=conor+dt@kernel.org \
--cc=decui@microsoft.com \
--cc=devicetree@vger.kernel.org \
--cc=haiyangz@microsoft.com \
--cc=kas@kernel.org \
--cc=krzk+dt@kernel.org \
--cc=kys@microsoft.com \
--cc=linux-acpi@vger.kernel.org \
--cc=linux-hyperv@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mhklinux@outlook.com \
--cc=rafael@kernel.org \
--cc=ricardo.neri@intel.com \
--cc=robh@kernel.org \
--cc=ssengar@linux.microsoft.com \
--cc=wei.liu@kernel.org \
--cc=x86@kernel.org \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox