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s390x/pci: make S390PCIIOMMU inherit Object

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Currently S390PCIIOMMU is a normal struct. Let's make it inherit Object
in order to take advantage of QOM. In addition, we move some stuff
related to IOMMU from S390PCIBusDevice to S390PCIIOMMU.

Signed-off-by: Yi Min Zhao <zyimin@linux.vnet.ibm.com>
Acked-by: Pierre Morel <pmorel@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
This commit is contained in:
Yi Min Zhao 2016-12-08 13:02:24 +08:00 • committed by Cornelia Huck
parent 4cbd6c41fa
commit de91ea92e9
4 changed files with 71 additions and 53 deletions
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20
hw/s390x/s390-pci-bus.h
View file

@ -23,6 +23,7 @@
#define TYPE_S390_PCI_HOST_BRIDGE "s390-pcihost"
#define TYPE_S390_PCI_BUS "s390-pcibus"
#define TYPE_S390_PCI_DEVICE "zpci"
#define TYPE_S390_PCI_IOMMU "s390-pci-iommu"
#define FH_MASK_ENABLE 0x80000000
#define FH_MASK_INSTANCE 0x7f000000
#define FH_MASK_SHM 0x00ff0000
@ -42,6 +43,8 @@
OBJECT_CHECK(S390PCIBus, (obj), TYPE_S390_PCI_BUS)
#define S390_PCI_DEVICE(obj) \
OBJECT_CHECK(S390PCIBusDevice, (obj), TYPE_S390_PCI_DEVICE)
#define S390_PCI_IOMMU(obj) \
OBJECT_CHECK(S390PCIIOMMU, (obj), TYPE_S390_PCI_IOMMU)
#define HP_EVENT_TO_CONFIGURED 0x0301
#define HP_EVENT_RESERVED_TO_STANDBY 0x0302
@ -258,24 +261,28 @@ typedef struct S390MsixInfo {
uint32_t pba_offset;
} S390MsixInfo;
typedef struct S390PCIBusDevice S390PCIBusDevice;
typedef struct S390PCIIOMMU {
Object parent_obj;
S390PCIBusDevice *pbdev;
AddressSpace as;
MemoryRegion mr;
MemoryRegion iommu_mr;
bool enabled;
uint64_t g_iota;
uint64_t pba;
uint64_t pal;
} S390PCIIOMMU;
typedef struct S390PCIBusDevice {
DeviceState qdev;
PCIDevice *pdev;
ZpciState state;
bool iommu_enabled;
char *target;
uint16_t uid;
uint32_t fh;
uint32_t fid;
bool fid_defined;
uint64_t g_iota;
uint64_t pba;
uint64_t pal;
uint64_t fmb_addr;
uint8_t isc;
uint16_t noi;
@ -283,7 +290,6 @@ typedef struct S390PCIBusDevice {
S390MsixInfo msix;
AdapterRoutes routes;
S390PCIIOMMU *iommu;
MemoryRegion iommu_mr;
MemoryRegion msix_notify_mr;
IndAddr *summary_ind;
IndAddr *indicator;
@ -306,8 +312,8 @@ int chsc_sei_nt2_get_event(void *res);
int chsc_sei_nt2_have_event(void);
void s390_pci_sclp_configure(SCCB *sccb);
void s390_pci_sclp_deconfigure(SCCB *sccb);
void s390_pci_iommu_enable(S390PCIBusDevice *pbdev);
void s390_pci_iommu_disable(S390PCIBusDevice *pbdev);
void s390_pci_iommu_enable(S390PCIIOMMU *iommu);
void s390_pci_iommu_disable(S390PCIIOMMU *iommu);
void s390_pci_generate_error_event(uint16_t pec, uint32_t fh, uint32_t fid,
uint64_t faddr, uint32_t e);
S390PCIBusDevice *s390_pci_find_dev_by_idx(uint32_t idx);