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62a01d84a3
Don't hide our use of GHashTable behind our typedef. This will also promote the use of glibs hash function directly. Signed-off-by: Peter Krempa <pkrempa@redhat.com> Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com> Reviewed-by: Matt Coleman <matt@datto.com>
319 lines
12 KiB
C
319 lines
12 KiB
C
/*
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* domain_addr.h: helper APIs for managing domain device addresses
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*
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* Copyright (C) 2006-2016 Red Hat, Inc.
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* Copyright (C) 2006 Daniel P. Berrange
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include "domain_conf.h"
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#define VIR_PCI_ADDRESS_SLOT_LAST 31
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#define VIR_PCI_ADDRESS_FUNCTION_LAST 7
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typedef enum {
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VIR_PCI_ADDRESS_EXTENSION_NONE = 0, /* no extension */
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VIR_PCI_ADDRESS_EXTENSION_ZPCI = 1 << 0, /* zPCI support */
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} virPCIDeviceAddressExtensionFlags;
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typedef enum {
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VIR_PCI_CONNECT_AUTOASSIGN = 1 << 0, /* okay to autoassign a device to this controller */
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VIR_PCI_CONNECT_HOTPLUGGABLE = 1 << 1, /* is hotplug needed/supported */
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/* set for devices that can share a single slot in auto-assignment
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* (by assigning one device to each of the 8 functions on the slot)
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*/
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VIR_PCI_CONNECT_AGGREGATE_SLOT = 1 << 2,
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/* kinds of devices as a bitmap so they can be combined (some PCI
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* controllers permit connecting multiple types of devices)
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*/
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VIR_PCI_CONNECT_TYPE_PCI_DEVICE = 1 << 3,
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VIR_PCI_CONNECT_TYPE_PCIE_DEVICE = 1 << 4,
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VIR_PCI_CONNECT_TYPE_PCIE_ROOT_PORT = 1 << 5,
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VIR_PCI_CONNECT_TYPE_PCIE_SWITCH_UPSTREAM_PORT = 1 << 6,
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VIR_PCI_CONNECT_TYPE_PCIE_SWITCH_DOWNSTREAM_PORT = 1 << 7,
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VIR_PCI_CONNECT_TYPE_DMI_TO_PCI_BRIDGE = 1 << 8,
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VIR_PCI_CONNECT_TYPE_PCI_EXPANDER_BUS = 1 << 9,
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VIR_PCI_CONNECT_TYPE_PCIE_EXPANDER_BUS = 1 << 10,
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VIR_PCI_CONNECT_TYPE_PCI_BRIDGE = 1 << 11,
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VIR_PCI_CONNECT_TYPE_PCIE_TO_PCI_BRIDGE = 1 << 12,
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} virDomainPCIConnectFlags;
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/* a combination of all bits that describe the type of connections
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* allowed, e.g. PCI, PCIe, switch
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*/
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#define VIR_PCI_CONNECT_TYPES_MASK \
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(VIR_PCI_CONNECT_TYPE_PCI_DEVICE | VIR_PCI_CONNECT_TYPE_PCIE_DEVICE | \
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VIR_PCI_CONNECT_TYPE_PCIE_SWITCH_UPSTREAM_PORT | \
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VIR_PCI_CONNECT_TYPE_PCIE_SWITCH_DOWNSTREAM_PORT | \
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VIR_PCI_CONNECT_TYPE_PCIE_ROOT_PORT | \
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VIR_PCI_CONNECT_TYPE_DMI_TO_PCI_BRIDGE | \
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VIR_PCI_CONNECT_TYPE_PCI_EXPANDER_BUS | \
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VIR_PCI_CONNECT_TYPE_PCIE_EXPANDER_BUS | \
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VIR_PCI_CONNECT_TYPE_PCI_BRIDGE | \
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VIR_PCI_CONNECT_TYPE_PCIE_TO_PCI_BRIDGE)
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/* combination of all bits that could be used to connect a normal
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* endpoint device (i.e. excluding the connection possible between an
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* upstream and downstream switch port, or a PCIe root port and a PCIe
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* port)
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*/
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#define VIR_PCI_CONNECT_TYPES_ENDPOINT \
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(VIR_PCI_CONNECT_TYPE_PCI_DEVICE | VIR_PCI_CONNECT_TYPE_PCIE_DEVICE)
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virDomainPCIConnectFlags
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virDomainPCIControllerModelToConnectType(virDomainControllerModelPCI model);
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typedef struct {
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/* each function is represented by one bit, set if that function is
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* in use by a device, or clear if it isn't.
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*/
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uint8_t functions;
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/* aggregate is true if this slot has only devices with
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* VIR_PCI_CONNECT_AGGREGATE assigned to its functions (meaning
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* that other devices with the same flags could also be
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* auto-assigned to the other functions)
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*/
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bool aggregate;
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} virDomainPCIAddressSlot;
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typedef struct {
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virDomainControllerModelPCI model;
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/* flags and min/max can be computed from model, but
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* having them ready makes life easier.
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*/
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virDomainPCIConnectFlags flags;
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size_t minSlot, maxSlot; /* usually 0,0 or 0,31, or 1,31 */
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/* Each bit in a slot represents one function on that slot. If the
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* bit is set, that function is in use by a device.
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*/
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virDomainPCIAddressSlot slot[VIR_PCI_ADDRESS_SLOT_LAST + 1];
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/* See virDomainDeviceInfo::isolationGroup */
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unsigned int isolationGroup;
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/* See virDomainDeviceInfo::isolationGroupLocked */
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bool isolationGroupLocked;
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} virDomainPCIAddressBus;
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typedef virDomainPCIAddressBus *virDomainPCIAddressBusPtr;
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typedef struct {
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GHashTable *uids;
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GHashTable *fids;
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} virDomainZPCIAddressIds;
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typedef virDomainZPCIAddressIds *virDomainZPCIAddressIdsPtr;
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struct _virDomainPCIAddressSet {
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virDomainPCIAddressBus *buses;
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size_t nbuses;
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bool dryRun; /* on a dry run, new buses are auto-added
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and addresses aren't saved in device infos */
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/* If true, the guest can have multiple pci-root controllers */
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bool areMultipleRootsSupported;
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/* If true, the guest can use the pcie-to-pci-bridge controller */
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bool isPCIeToPCIBridgeSupported;
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virDomainZPCIAddressIdsPtr zpciIds;
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};
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typedef struct _virDomainPCIAddressSet virDomainPCIAddressSet;
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typedef virDomainPCIAddressSet *virDomainPCIAddressSetPtr;
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virDomainPCIAddressSetPtr virDomainPCIAddressSetAlloc(unsigned int nbuses,
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virPCIDeviceAddressExtensionFlags extFlags);
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void virDomainPCIAddressSetFree(virDomainPCIAddressSetPtr addrs);
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bool virDomainPCIAddressValidate(virDomainPCIAddressSetPtr addrs,
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virPCIDeviceAddressPtr addr,
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const char *addrStr,
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virDomainPCIConnectFlags flags,
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bool fromConfig)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) ATTRIBUTE_NONNULL(3);
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int virDomainPCIAddressBusSetModel(virDomainPCIAddressBusPtr bus,
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virDomainControllerModelPCI model,
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bool allowHotplug)
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ATTRIBUTE_NONNULL(1);
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bool virDomainPCIAddressBusIsFullyReserved(virDomainPCIAddressBusPtr bus)
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ATTRIBUTE_NONNULL(1);
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bool virDomainPCIAddressSlotInUse(virDomainPCIAddressSetPtr addrs,
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virPCIDeviceAddressPtr addr)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
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int virDomainPCIAddressExtensionReserveAddr(virDomainPCIAddressSetPtr addrs,
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virPCIDeviceAddressPtr addr)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
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int virDomainPCIAddressExtensionReserveNextAddr(virDomainPCIAddressSetPtr addrs,
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virPCIDeviceAddressPtr addr)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
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int virDomainPCIAddressReserveAddr(virDomainPCIAddressSetPtr addrs,
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virPCIDeviceAddressPtr addr,
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virDomainPCIConnectFlags flags,
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unsigned int isolationGroup)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
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int virDomainPCIAddressReserveNextAddr(virDomainPCIAddressSetPtr addrs,
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virDomainDeviceInfoPtr dev,
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virDomainPCIConnectFlags flags,
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int function)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
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int virDomainPCIAddressEnsureAddr(virDomainPCIAddressSetPtr addrs,
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virDomainDeviceInfoPtr dev,
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virDomainPCIConnectFlags flags)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
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void virDomainPCIAddressReleaseAddr(virDomainPCIAddressSetPtr addrs,
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virPCIDeviceAddressPtr addr)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
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void virDomainPCIAddressExtensionReleaseAddr(virDomainPCIAddressSetPtr addrs,
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virPCIDeviceAddressPtr addr)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
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void virDomainPCIAddressSetAllMulti(virDomainDefPtr def)
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ATTRIBUTE_NONNULL(1);
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struct _virDomainCCWAddressSet {
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GHashTable *defined;
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virDomainDeviceCCWAddress next;
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};
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typedef struct _virDomainCCWAddressSet virDomainCCWAddressSet;
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typedef virDomainCCWAddressSet *virDomainCCWAddressSetPtr;
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int virDomainCCWAddressAssign(virDomainDeviceInfoPtr dev,
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virDomainCCWAddressSetPtr addrs,
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bool autoassign)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
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void virDomainCCWAddressSetFree(virDomainCCWAddressSetPtr addrs);
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char* virDomainCCWAddressAsString(virDomainDeviceCCWAddressPtr addr)
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ATTRIBUTE_NONNULL(1);
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virDomainCCWAddressSetPtr
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virDomainCCWAddressSetCreateFromDomain(virDomainDefPtr def)
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ATTRIBUTE_NONNULL(1);
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struct _virDomainVirtioSerialController {
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unsigned int idx;
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virBitmapPtr ports;
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};
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typedef struct _virDomainVirtioSerialController virDomainVirtioSerialController;
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typedef virDomainVirtioSerialController *virDomainVirtioSerialControllerPtr;
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struct _virDomainVirtioSerialAddrSet {
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virDomainVirtioSerialControllerPtr *controllers;
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size_t ncontrollers;
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};
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typedef struct _virDomainVirtioSerialAddrSet virDomainVirtioSerialAddrSet;
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typedef virDomainVirtioSerialAddrSet *virDomainVirtioSerialAddrSetPtr;
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void
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virDomainVirtioSerialAddrSetFree(virDomainVirtioSerialAddrSetPtr addrs);
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virDomainVirtioSerialAddrSetPtr
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virDomainVirtioSerialAddrSetCreateFromDomain(virDomainDefPtr def)
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ATTRIBUTE_NONNULL(1);
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bool
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virDomainVirtioSerialAddrIsComplete(virDomainDeviceInfoPtr info);
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int
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virDomainVirtioSerialAddrAutoAssignFromCache(virDomainDefPtr def,
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virDomainVirtioSerialAddrSetPtr addrs,
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virDomainDeviceInfoPtr info,
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bool allowZero)
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ATTRIBUTE_NONNULL(2) ATTRIBUTE_NONNULL(3);
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int
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virDomainVirtioSerialAddrAutoAssign(virDomainDefPtr def,
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virDomainDeviceInfoPtr info,
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bool allowZero)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
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bool
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virDomainUSBAddressPortIsValid(unsigned int *port)
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ATTRIBUTE_NONNULL(1);
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void
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virDomainUSBAddressPortFormatBuf(virBufferPtr buf,
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unsigned int *port)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
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#define VIR_DOMAIN_USB_HUB_PORTS 8
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typedef struct _virDomainUSBAddressHub virDomainUSBAddressHub;
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typedef virDomainUSBAddressHub *virDomainUSBAddressHubPtr;
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struct _virDomainUSBAddressHub {
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/* indexes are shifted by one:
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* ports[0] represents port 1, because ports are numbered from 1 */
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virBitmapPtr portmap;
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size_t nports;
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virDomainUSBAddressHubPtr *ports;
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};
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struct _virDomainUSBAddressSet {
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/* every <controller type='usb' index='i'> is represented
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* as a hub at buses[i] */
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virDomainUSBAddressHubPtr *buses;
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size_t nbuses;
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};
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typedef struct _virDomainUSBAddressSet virDomainUSBAddressSet;
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typedef virDomainUSBAddressSet *virDomainUSBAddressSetPtr;
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virDomainUSBAddressSetPtr virDomainUSBAddressSetCreate(void);
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int virDomainUSBAddressSetAddControllers(virDomainUSBAddressSetPtr addrs,
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virDomainDefPtr def)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
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int
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virDomainUSBAddressSetAddHub(virDomainUSBAddressSetPtr addrs,
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virDomainHubDefPtr hub)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
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size_t
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virDomainUSBAddressCountAllPorts(virDomainDefPtr def);
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void virDomainUSBAddressSetFree(virDomainUSBAddressSetPtr addrs);
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int
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virDomainUSBAddressPresent(virDomainDeviceInfoPtr info,
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void *data)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
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int
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virDomainUSBAddressReserve(virDomainDeviceInfoPtr info,
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void *data)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
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int
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virDomainUSBAddressAssign(virDomainUSBAddressSetPtr addrs,
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virDomainDeviceInfoPtr info)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
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int
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virDomainUSBAddressEnsure(virDomainUSBAddressSetPtr addrs,
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virDomainDeviceInfoPtr info)
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ATTRIBUTE_NONNULL(2);
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int
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virDomainUSBAddressRelease(virDomainUSBAddressSetPtr addrs,
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virDomainDeviceInfoPtr info)
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ATTRIBUTE_NONNULL(2);
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