diff options
| -rw-r--r-- | hw/pci-hotplug.c | 7 | ||||
| -rw-r--r-- | hw/pci.c | 22 | ||||
| -rw-r--r-- | hw/pci.h | 1 |
3 files changed, 26 insertions, 4 deletions
diff --git a/hw/pci-hotplug.c b/hw/pci-hotplug.c index 37ac015f7d..a8f3df1701 100644 --- a/hw/pci-hotplug.c +++ b/hw/pci-hotplug.c @@ -124,7 +124,7 @@ void drive_hot_add(Monitor *mon, const QDict *qdict) if (pci_read_devaddr(mon, pci_addr, &dom, &pci_bus, &slot)) { goto err; } - dev = pci_find_device(pci_find_root_bus(0), pci_bus, slot, 0); + dev = pci_find_device(pci_find_root_bus(dom), pci_bus, slot, 0); if (!dev) { monitor_printf(mon, "no pci device with address %s\n", pci_addr); goto err; @@ -252,7 +252,8 @@ void pci_device_hot_add(Monitor *mon, const QDict *qdict) if (dev) { monitor_printf(mon, "OK domain %d, bus %d, slot %d, function %d\n", - 0, pci_bus_num(dev->bus), PCI_SLOT(dev->devfn), + pci_find_domain(dev->bus), + pci_bus_num(dev->bus), PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn)); } else monitor_printf(mon, "failed to add %s\n", opts); @@ -269,7 +270,7 @@ int pci_device_hot_remove(Monitor *mon, const char *pci_addr) return -1; } - d = pci_find_device(pci_find_root_bus(0), bus, slot, 0); + d = pci_find_device(pci_find_root_bus(dom), bus, slot, 0); if (!d) { monitor_printf(mon, "slot %d empty\n", slot); return -1; @@ -200,6 +200,26 @@ PCIBus *pci_find_root_bus(int domain) return NULL; } +int pci_find_domain(const PCIBus *bus) +{ + PCIDevice *d; + struct PCIHostBus *host; + + /* obtain root bus */ + while ((d = bus->parent_dev) != NULL) { + bus = d->bus; + } + + QLIST_FOREACH(host, &host_buses, next) { + if (host->bus == bus) { + return host->domain; + } + } + + abort(); /* should not be reached */ + return -1; +} + void pci_bus_new_inplace(PCIBus *bus, DeviceState *parent, const char *name, int devfn_min) { @@ -505,7 +525,7 @@ PCIBus *pci_get_bus_devfn(int *devfnp, const char *devaddr) } *devfnp = slot << 3; - return pci_find_bus(pci_find_root_bus(0), bus); + return pci_find_bus(pci_find_root_bus(dom), bus); } static void pci_init_cmask(PCIDevice *dev) @@ -218,6 +218,7 @@ PCIDevice *pci_nic_init_nofail(NICInfo *nd, const char *default_model, int pci_bus_num(PCIBus *s); void pci_for_each_device(PCIBus *bus, int bus_num, void (*fn)(PCIBus *bus, PCIDevice *d)); PCIBus *pci_find_root_bus(int domain); +int pci_find_domain(const PCIBus *bus); PCIBus *pci_find_bus(PCIBus *bus, int bus_num); PCIDevice *pci_find_device(PCIBus *bus, int bus_num, int slot, int function); PCIBus *pci_get_bus_devfn(int *devfnp, const char *devaddr); |