diff options
-rw-r--r-- | hw/ppc/spapr_pci.c | 8 | ||||
-rw-r--r-- | include/hw/pci-host/spapr.h | 4 |
2 files changed, 10 insertions, 2 deletions
diff --git a/hw/ppc/spapr_pci.c b/hw/ppc/spapr_pci.c index 21b95b3..6deeb19 100644 --- a/hw/ppc/spapr_pci.c +++ b/hw/ppc/spapr_pci.c @@ -501,6 +501,12 @@ static void spapr_phb_realize(DeviceState *dev, Error **errp) return; } + if (sphb->index > SPAPR_PCI_MAX_INDEX) { + error_setg(errp, "\"index\" for PAPR PHB is too large (max %u)", + SPAPR_PCI_MAX_INDEX); + return; + } + sphb->buid = SPAPR_PCI_BASE_BUID + sphb->index; sphb->dma_liobn = SPAPR_PCI_BASE_LIOBN + sphb->index; @@ -669,7 +675,7 @@ static void spapr_phb_reset(DeviceState *qdev) } static Property spapr_phb_properties[] = { - DEFINE_PROP_INT32("index", sPAPRPHBState, index, -1), + DEFINE_PROP_UINT32("index", sPAPRPHBState, index, -1), DEFINE_PROP_UINT64("buid", sPAPRPHBState, buid, -1), DEFINE_PROP_UINT32("liobn", sPAPRPHBState, dma_liobn, -1), DEFINE_PROP_UINT64("mem_win_addr", sPAPRPHBState, mem_win_addr, -1), diff --git a/include/hw/pci-host/spapr.h b/include/hw/pci-host/spapr.h index 4ea2a0d..876ecf0 100644 --- a/include/hw/pci-host/spapr.h +++ b/include/hw/pci-host/spapr.h @@ -64,7 +64,7 @@ typedef struct spapr_pci_msi_mig { struct sPAPRPHBState { PCIHostState parent_obj; - int32_t index; + uint32_t index; uint64_t buid; char *dtbusname; @@ -94,6 +94,8 @@ struct sPAPRPHBVFIOState { int32_t iommugroupid; }; +#define SPAPR_PCI_MAX_INDEX 255 + #define SPAPR_PCI_BASE_BUID 0x800000020000000ULL #define SPAPR_PCI_WINDOW_BASE 0x10000000000ULL |