From: "Michael S. Tsirkin" <mst@redhat.com>
To: qemu-devel@nongnu.org
Cc: Peter Maydell <peter.maydell@linaro.org>,
David Kiarie <davidkiarie4@gmail.com>,
Marcel Apfelbaum <marcel@redhat.com>
Subject: [Qemu-devel] [PULL v3 2/6] hw/pci: Prepare for AMD IOMMU
Date: Thu, 15 Sep 2016 23:38:08 +0300 [thread overview]
Message-ID: <1473971873-2966-3-git-send-email-mst@redhat.com> (raw)
In-Reply-To: <1473971873-2966-1-git-send-email-mst@redhat.com>
From: David Kiarie <davidkiarie4@gmail.com>
Introduce PCI macros from for use by AMD IOMMU
Signed-off-by: David Kiarie <davidkiarie4@gmail.com>
---
include/hw/pci/pci.h | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/include/hw/pci/pci.h b/include/hw/pci/pci.h
index e8b83bb..74bb15c 100644
--- a/include/hw/pci/pci.h
+++ b/include/hw/pci/pci.h
@@ -11,11 +11,13 @@
#include "hw/pci/pcie.h"
/* PCI bus */
-
#define PCI_DEVFN(slot, func) ((((slot) & 0x1f) << 3) | ((func) & 0x07))
+#define PCI_BUS_NUM(x) (((x) >> 8) & 0xff)
#define PCI_SLOT(devfn) (((devfn) >> 3) & 0x1f)
#define PCI_FUNC(devfn) ((devfn) & 0x07)
#define PCI_BUILD_BDF(bus, devfn) ((bus << 8) | (devfn))
+#define PCI_BUS_MAX 256
+#define PCI_DEVFN_MAX 256
#define PCI_SLOT_MAX 32
#define PCI_FUNC_MAX 8
--
MST
next prev parent reply other threads:[~2016-09-15 20:38 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-15 20:38 [Qemu-devel] [PULL v3 0/6] virtio,pci: fixes and updates Michael S. Tsirkin
2016-09-15 20:38 ` [Qemu-devel] [PULL v3 1/6] virtio-bus: Plug devices after features are negotiated Michael S. Tsirkin
2016-09-15 20:38 ` Michael S. Tsirkin [this message]
2016-09-15 20:38 ` [Qemu-devel] [PULL v3 3/6] hw/i386/trace-events: Add AMD IOMMU trace events Michael S. Tsirkin
2016-09-15 20:38 ` [Qemu-devel] [PULL v3 4/6] hw/i386: Introduce AMD IOMMU Michael S. Tsirkin
2016-09-15 20:38 ` [Qemu-devel] [PULL v3 5/6] hw/i386: AMD IOMMU IVRS table Michael S. Tsirkin
2016-09-15 20:38 ` [Qemu-devel] [PULL v3 6/6] MAINTAINERS: add virtio-* tests Michael S. Tsirkin
2016-09-15 20:40 ` Andreas Färber
2016-09-16 10:57 ` [Qemu-devel] [PULL v3 0/6] virtio,pci: fixes and updates Peter Maydell
2016-09-16 18:53 ` Michael S. Tsirkin
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