[libvirt] [PATCH v6 01/17] qemu: new functions qemuDomainMachineHasPCI[e]Root()

These functions provide a simple one line method of learning if the current domain has a pci-root or pcie-root bus. --- src/qemu/qemu_domain.c | 30 ++++++++++++++++++++++++++++++ src/qemu/qemu_domain.h | 2 ++ 2 files changed, 32 insertions(+) diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c index 8cba755..bd2d167 100644 --- a/src/qemu/qemu_domain.c +++ b/src/qemu/qemu_domain.c @@ -5620,6 +5620,36 @@ qemuDomainMachineIsI440FX(const virDomainDef *def) bool +qemuDomainMachineHasPCIRoot(const virDomainDef *def) +{ + int root = virDomainControllerFind(def, VIR_DOMAIN_CONTROLLER_TYPE_PCI, 0); + + if (root < 0) + return false; + + if (def->controllers[root]->model != VIR_DOMAIN_CONTROLLER_MODEL_PCI_ROOT) + return false; + + return true; +} + + +bool +qemuDomainMachineHasPCIeRoot(const virDomainDef *def) +{ + int root = virDomainControllerFind(def, VIR_DOMAIN_CONTROLLER_TYPE_PCI, 0); + + if (root < 0) + return false; + + if (def->controllers[root]->model != VIR_DOMAIN_CONTROLLER_MODEL_PCIE_ROOT) + return false; + + return true; +} + + +bool qemuDomainMachineNeedsFDC(const virDomainDef *def) { char *p = STRSKIP(def->os.machine, "pc-q35-"); diff --git a/src/qemu/qemu_domain.h b/src/qemu/qemu_domain.h index 2ee1829..8a2e0fd 100644 --- a/src/qemu/qemu_domain.h +++ b/src/qemu/qemu_domain.h @@ -655,6 +655,8 @@ virDomainChrDefPtr qemuFindAgentConfig(virDomainDefPtr def); bool qemuDomainMachineIsQ35(const virDomainDef *def); bool qemuDomainMachineIsI440FX(const virDomainDef *def); +bool qemuDomainMachineHasPCIRoot(const virDomainDef *def); +bool qemuDomainMachineHasPCIeRoot(const virDomainDef *def); bool qemuDomainMachineNeedsFDC(const virDomainDef *def); bool qemuDomainMachineIsS390CCW(const virDomainDef *def); bool qemuDomainMachineIsVirt(const virDomainDef *def); -- 2.7.4