diff options
| -rw-r--r-- | hw/pci/pci.c | 15 | ||||
| -rw-r--r-- | hw/sparc64/sun4u.c | 7 | ||||
| -rw-r--r-- | hw/xen/xen_pt.c | 7 | ||||
| -rw-r--r-- | include/hw/pci/pci.h | 3 |
4 files changed, 24 insertions, 8 deletions
diff --git a/hw/pci/pci.c b/hw/pci/pci.c index def5000e7b..8a87ccc8b0 100644 --- a/hw/pci/pci.c +++ b/hw/pci/pci.c @@ -1116,6 +1116,21 @@ static bool pci_bus_devfn_reserved(PCIBus *bus, int devfn) return bus->slot_reserved_mask & (1UL << PCI_SLOT(devfn)); } +uint32_t pci_bus_get_slot_reserved_mask(PCIBus *bus) +{ + return bus->slot_reserved_mask; +} + +void pci_bus_set_slot_reserved_mask(PCIBus *bus, uint32_t mask) +{ + bus->slot_reserved_mask |= mask; +} + +void pci_bus_clear_slot_reserved_mask(PCIBus *bus, uint32_t mask) +{ + bus->slot_reserved_mask &= ~mask; +} + /* -1 for devfn means auto assign */ static PCIDevice *do_pci_register_device(PCIDevice *pci_dev, const char *name, int devfn, diff --git a/hw/sparc64/sun4u.c b/hw/sparc64/sun4u.c index a25e951f9d..eae7589462 100644 --- a/hw/sparc64/sun4u.c +++ b/hw/sparc64/sun4u.c @@ -31,7 +31,6 @@ #include "hw/irq.h" #include "hw/pci/pci.h" #include "hw/pci/pci_bridge.h" -#include "hw/pci/pci_bus.h" #include "hw/pci/pci_host.h" #include "hw/qdev-properties.h" #include "hw/pci-host/sabre.h" @@ -608,9 +607,9 @@ static void sun4uv_init(MemoryRegion *address_space_mem, /* Only in-built Simba APBs can exist on the root bus, slot 0 on busA is reserved (leaving no slots free after on-board devices) however slots 0-3 are free on busB */ - pci_bus->slot_reserved_mask = 0xfffffffc; - pci_busA->slot_reserved_mask = 0xfffffff1; - pci_busB->slot_reserved_mask = 0xfffffff0; + pci_bus_set_slot_reserved_mask(pci_bus, 0xfffffffc); + pci_bus_set_slot_reserved_mask(pci_busA, 0xfffffff1); + pci_bus_set_slot_reserved_mask(pci_busB, 0xfffffff0); ebus = pci_new_multifunction(PCI_DEVFN(1, 0), true, TYPE_EBUS); qdev_prop_set_uint64(DEVICE(ebus), "console-serial-base", diff --git a/hw/xen/xen_pt.c b/hw/xen/xen_pt.c index 2d33d178ad..a540149639 100644 --- a/hw/xen/xen_pt.c +++ b/hw/xen/xen_pt.c @@ -57,7 +57,6 @@ #include <sys/ioctl.h> #include "hw/pci/pci.h" -#include "hw/pci/pci_bus.h" #include "hw/qdev-properties.h" #include "hw/qdev-properties-system.h" #include "xen_pt.h" @@ -951,7 +950,7 @@ void xen_igd_reserve_slot(PCIBus *pci_bus) } XEN_PT_LOG(0, "Reserving PCI slot 2 for IGD\n"); - pci_bus->slot_reserved_mask |= XEN_PCI_IGD_SLOT_MASK; + pci_bus_set_slot_reserved_mask(pci_bus, XEN_PCI_IGD_SLOT_MASK); } static void xen_igd_clear_slot(DeviceState *qdev, Error **errp) @@ -971,7 +970,7 @@ static void xen_igd_clear_slot(DeviceState *qdev, Error **errp) return; } - if (!(pci_bus->slot_reserved_mask & XEN_PCI_IGD_SLOT_MASK)) { + if (!(pci_bus_get_slot_reserved_mask(pci_bus) & XEN_PCI_IGD_SLOT_MASK)) { xpdc->pci_qdev_realize(qdev, errp); return; } @@ -982,7 +981,7 @@ static void xen_igd_clear_slot(DeviceState *qdev, Error **errp) s->real_device.dev == XEN_PCI_IGD_DEV && s->real_device.func == XEN_PCI_IGD_FN && s->real_device.vendor_id == PCI_VENDOR_ID_INTEL) { - pci_bus->slot_reserved_mask &= ~XEN_PCI_IGD_SLOT_MASK; + pci_bus_clear_slot_reserved_mask(pci_bus, XEN_PCI_IGD_SLOT_MASK); XEN_PT_LOG(pci_dev, "Intel IGD found, using slot 2\n"); } xpdc->pci_qdev_realize(qdev, errp); diff --git a/include/hw/pci/pci.h b/include/hw/pci/pci.h index d5a40cd058..935b4b91b4 100644 --- a/include/hw/pci/pci.h +++ b/include/hw/pci/pci.h @@ -287,6 +287,9 @@ void pci_bus_irqs(PCIBus *bus, pci_set_irq_fn set_irq, void pci_bus_map_irqs(PCIBus *bus, pci_map_irq_fn map_irq); void pci_bus_irqs_cleanup(PCIBus *bus); int pci_bus_get_irq_level(PCIBus *bus, int irq_num); +uint32_t pci_bus_get_slot_reserved_mask(PCIBus *bus); +void pci_bus_set_slot_reserved_mask(PCIBus *bus, uint32_t mask); +void pci_bus_clear_slot_reserved_mask(PCIBus *bus, uint32_t mask); /* 0 <= pin <= 3 0 = INTA, 1 = INTB, 2 = INTC, 3 = INTD */ static inline int pci_swizzle(int slot, int pin) { |