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pcie: Add support for Single Root I/O Virtualization (SR/IOV)

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This patch provides the building blocks for creating an SR/IOV
PCIe Extended Capability header and register/unregister
SR/IOV Virtual Functions.

Signed-off-by: Knut Omang <knuto@ifi.uio.no>
Message-Id: <20220217174504.1051716-2-lukasz.maniak@linux.intel.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Knut Omang 2022-02-17 18:44:50 +01:00 • committed by Michael S. Tsirkin
parent 0ea5778f06
commit 7c0fa8dff8
9 changed files with 470 additions and 26 deletions
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6
include/hw/pci/pcie.h
View file

@ -24,6 +24,7 @@
#include "hw/pci/pci_regs.h"
#include "hw/pci/pcie_regs.h"
#include "hw/pci/pcie_aer.h"
#include "hw/pci/pcie_sriov.h"
#include "hw/hotplug.h"
typedef enum {
@ -81,6 +82,11 @@ struct PCIExpressDevice {
/* ACS */
uint16_t acs_cap;
/* SR/IOV */
uint16_t sriov_cap;
PCIESriovPF sriov_pf;
PCIESriovVF sriov_vf;
};
#define COMPAT_PROP_PCP "power_controller_present"