From: "Marek Marczykowski-Górecki" <marmarek@invisiblethingslab.com>
To: qemu-devel@nongnu.org
Cc: "Marek Marczykowski-Górecki" <marmarek@invisiblethingslab.com>,
"Stefano Stabellini" <sstabellini@kernel.org>,
"Anthony Perard" <anthony.perard@citrix.com>,
"Paul Durrant" <paul@xen.org>,
xen-devel@lists.xenproject.org (open list:X86 Xen CPUs)
Subject: [PATCH v3 2/3] Update Xen's features.h header
Date: Mon, 6 May 2024 02:33:21 +0200 [thread overview]
Message-ID: <e167b362448dc3abc677f3b925a58c55d6158da7.1714955598.git-series.marmarek@invisiblethingslab.com> (raw)
In-Reply-To: <cover.f5d45e3c2fb87552abfaf80982b0b724fca2134c.1714955598.git-series.marmarek@invisiblethingslab.com>
Update it to get XENFEAT_dm_msix_all_writes for the next patch.
Signed-off-by: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
---
include/hw/xen/interface/features.h | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/include/hw/xen/interface/features.h b/include/hw/xen/interface/features.h
index d2a9175..8801930 100644
--- a/include/hw/xen/interface/features.h
+++ b/include/hw/xen/interface/features.h
@@ -111,6 +111,23 @@
#define XENFEAT_not_direct_mapped 16
#define XENFEAT_direct_mapped 17
+/*
+ * Signal whether the domain is able to use the following hypercalls:
+ *
+ * VCPUOP_register_runstate_phys_area
+ * VCPUOP_register_vcpu_time_phys_area
+ */
+#define XENFEAT_runstate_phys_area 18
+#define XENFEAT_vcpu_time_phys_area 19
+
+/*
+ * If set, Xen will passthrough all MSI-X vector ctrl writes to device model,
+ * not only those unmasking an entry. This allows device model to properly keep
+ * track of the MSI-X table without having to read it from the device behind
+ * Xen's backs. This information is relevant only for device models.
+ */
+#define XENFEAT_dm_msix_all_writes 20
+
#define XENFEAT_NR_SUBMAPS 1
#endif /* __XEN_PUBLIC_FEATURES_H__ */
--
git-series 0.9.1
next prev parent reply other threads:[~2024-05-06 0:34 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-06 0:33 [PATCH v3 0/3] Fix MSI-X handling for Xen HVM Marek Marczykowski-Górecki
2024-05-06 0:33 ` [PATCH v3 1/3] hw/xen/xen_pt: Save back data only for declared registers Marek Marczykowski-Górecki
2024-05-06 0:33 ` Marek Marczykowski-Górecki [this message]
2024-05-06 0:33 ` [PATCH v3 3/3] Do not access /dev/mem in MSI-X PCI passthrough on Xen Marek Marczykowski-Górecki
2024-05-06 0:43 ` [PATCH v3 0/3] Fix MSI-X handling for Xen HVM Marek Marczykowski-Górecki
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