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pseries: savevm support for PCI host bridge 

This adds the necessary support for saving the state of the PAPR virtual
PCI host bridge (or host bridges).

Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Message-id: 1374175984-8930-10-git-send-email-aliguori@us.ibm.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
David Gibson 2013-07-18 14:33:02 -05:00 committed by Anthony Liguori
parent 4be21d561d
commit 1112cf94c8
2 changed files with 52 additions and 3 deletions
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49
hw/ppc/spapr_pci.c
View File

@ -662,6 +662,54 @@ static Property spapr_phb_properties[] = {
DEFINE_PROP_END_OF_LIST(), DEFINE_PROP_END_OF_LIST(),
}; };
static const VMStateDescription vmstate_spapr_pci_lsi = {
.name = "spapr_pci/lsi",
.version_id = 1,
.minimum_version_id = 1,
.minimum_version_id_old = 1,
.fields = (VMStateField []) {
VMSTATE_UINT32_EQUAL(irq, struct spapr_pci_lsi),
VMSTATE_END_OF_LIST()
},
};
static const VMStateDescription vmstate_spapr_pci_msi = {
.name = "spapr_pci/lsi",
.version_id = 1,
.minimum_version_id = 1,
.minimum_version_id_old = 1,
.fields = (VMStateField []) {
VMSTATE_UINT32(config_addr, struct spapr_pci_msi),
VMSTATE_UINT32(irq, struct spapr_pci_msi),
VMSTATE_UINT32(nvec, struct spapr_pci_msi),
VMSTATE_END_OF_LIST()
},
};
static const VMStateDescription vmstate_spapr_pci = {
.name = "spapr_pci",
.version_id = 1,
.minimum_version_id = 1,
.minimum_version_id_old = 1,
.fields = (VMStateField []) {
VMSTATE_UINT64_EQUAL(buid, sPAPRPHBState),
VMSTATE_UINT32_EQUAL(dma_liobn, sPAPRPHBState),
VMSTATE_UINT64_EQUAL(mem_win_addr, sPAPRPHBState),
VMSTATE_UINT64_EQUAL(mem_win_size, sPAPRPHBState),
VMSTATE_UINT64_EQUAL(io_win_addr, sPAPRPHBState),
VMSTATE_UINT64_EQUAL(io_win_size, sPAPRPHBState),
VMSTATE_UINT64_EQUAL(msi_win_addr, sPAPRPHBState),
VMSTATE_STRUCT_ARRAY(lsi_table, sPAPRPHBState, PCI_NUM_PINS, 0,
vmstate_spapr_pci_lsi, struct spapr_pci_lsi),
VMSTATE_STRUCT_ARRAY(msi_table, sPAPRPHBState, SPAPR_MSIX_MAX_DEVS, 0,
vmstate_spapr_pci_msi, struct spapr_pci_msi),
VMSTATE_END_OF_LIST()
},
};
static const char *spapr_phb_root_bus_path(PCIHostState *host_bridge, static const char *spapr_phb_root_bus_path(PCIHostState *host_bridge,
PCIBus *rootbus) PCIBus *rootbus)
{ {
@ -680,6 +728,7 @@ static void spapr_phb_class_init(ObjectClass *klass, void *data)
sdc->init = spapr_phb_init; sdc->init = spapr_phb_init;
dc->props = spapr_phb_properties; dc->props = spapr_phb_properties;
dc->reset = spapr_phb_reset; dc->reset = spapr_phb_reset;
dc->vmsd = &vmstate_spapr_pci;
} }
static const TypeInfo spapr_phb_info = { static const TypeInfo spapr_phb_info = {

6
include/hw/pci-host/spapr.h
View File

@ -52,14 +52,14 @@ typedef struct sPAPRPHBState {
sPAPRTCETable *tcet; sPAPRTCETable *tcet;
AddressSpace iommu_as; AddressSpace iommu_as;
struct { struct spapr_pci_lsi {
uint32_t irq; uint32_t irq;
} lsi_table[PCI_NUM_PINS]; } lsi_table[PCI_NUM_PINS];
struct { struct spapr_pci_msi {
uint32_t config_addr; uint32_t config_addr;
uint32_t irq; uint32_t irq;
int nvec; uint32_t nvec;
} msi_table[SPAPR_MSIX_MAX_DEVS]; } msi_table[SPAPR_MSIX_MAX_DEVS];
QLIST_ENTRY(sPAPRPHBState) list; QLIST_ENTRY(sPAPRPHBState) list;