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Tsirkin" To: qemu-devel@nongnu.org Subject: [PULL v3 05/18] acpi: cpuhp: spec: clarify store into 'Command data' when 'Command field' == 0 Message-ID: <20200123070913.626488-6-mst@redhat.com> References: <20200123070913.626488-1-mst@redhat.com> MIME-Version: 1.0 In-Reply-To: <20200123070913.626488-1-mst@redhat.com> X-Mailer: git-send-email 2.24.1.751.gd10ce2899c X-Mutt-Fcc: =sent X-MC-Unique: N7XQR-gGO6WGPnt737Kbxw-1 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable Content-Disposition: inline X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 207.211.31.81 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Laszlo Ersek , Igor Mammedov Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" From: Igor Mammedov Write section of 'Command data' register should describe what happens when it's written into. Correct description in case the last stored 'Command field' value is equal to 0, to reflect that currently it's not supported. Signed-off-by: Igor Mammedov Reviewed-by: Laszlo Ersek Message-Id: <1575896942-331151-7-git-send-email-imammedo@redhat.com> Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- docs/specs/acpi_cpu_hotplug.txt | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/docs/specs/acpi_cpu_hotplug.txt b/docs/specs/acpi_cpu_hotplug.= txt index d5108720bf..8fb9ad22e6 100644 --- a/docs/specs/acpi_cpu_hotplug.txt +++ b/docs/specs/acpi_cpu_hotplug.txt @@ -90,8 +90,7 @@ write access: other values: reserved [0x6-0x7] reserved [0x8] Command data: (DWORD access) - current 'Command field' value: - 0: OSPM reads value of CPU selector + if last stored 'Command field' value: 1: stores value into OST event register 2: stores value into OST status register, triggers ACPI_DEVICE_OST QMP event from QEMU to external applicati= ons --=20 MST