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-rw-r--r--include/hw/misc/vfio.h9
-rw-r--r--include/hw/pci-host/spapr.h32
-rw-r--r--include/hw/ppc/spapr.h82
-rw-r--r--include/hw/ppc/xics.h9
-rw-r--r--include/hw/virtio/virtio-blk.h23
5 files changed, 134 insertions, 21 deletions
diff --git a/include/hw/misc/vfio.h b/include/hw/misc/vfio.h
new file mode 100644
index 0000000000..0b26cd8e11
--- /dev/null
+++ b/include/hw/misc/vfio.h
@@ -0,0 +1,9 @@
+#ifndef VFIO_API_H
+#define VFIO_API_H
+
+#include "qemu/typedefs.h"
+
+extern int vfio_container_ioctl(AddressSpace *as, int32_t groupid,
+ int req, void *param);
+
+#endif
diff --git a/include/hw/pci-host/spapr.h b/include/hw/pci-host/spapr.h
index 0934518bbd..32f0aa7d10 100644
--- a/include/hw/pci-host/spapr.h
+++ b/include/hw/pci-host/spapr.h
@@ -27,13 +27,15 @@
#include "hw/pci/pci_host.h"
#include "hw/ppc/xics.h"
-#define SPAPR_MSIX_MAX_DEVS 32
-
#define TYPE_SPAPR_PCI_HOST_BRIDGE "spapr-pci-host-bridge"
+#define TYPE_SPAPR_PCI_VFIO_HOST_BRIDGE "spapr-pci-vfio-host-bridge"
#define SPAPR_PCI_HOST_BRIDGE(obj) \
OBJECT_CHECK(sPAPRPHBState, (obj), TYPE_SPAPR_PCI_HOST_BRIDGE)
+#define SPAPR_PCI_VFIO_HOST_BRIDGE(obj) \
+ OBJECT_CHECK(sPAPRPHBVFIOState, (obj), TYPE_SPAPR_PCI_VFIO_HOST_BRIDGE)
+
#define SPAPR_PCI_HOST_BRIDGE_CLASS(klass) \
OBJECT_CLASS_CHECK(sPAPRPHBClass, (klass), TYPE_SPAPR_PCI_HOST_BRIDGE)
#define SPAPR_PCI_HOST_BRIDGE_GET_CLASS(obj) \
@@ -41,6 +43,7 @@
typedef struct sPAPRPHBClass sPAPRPHBClass;
typedef struct sPAPRPHBState sPAPRPHBState;
+typedef struct sPAPRPHBVFIOState sPAPRPHBVFIOState;
struct sPAPRPHBClass {
PCIHostBridgeClass parent_class;
@@ -48,6 +51,16 @@ struct sPAPRPHBClass {
void (*finish_realize)(sPAPRPHBState *sphb, Error **errp);
};
+typedef struct spapr_pci_msi {
+ uint32_t first_irq;
+ uint32_t num;
+} spapr_pci_msi;
+
+typedef struct spapr_pci_msi_mig {
+ uint32_t key;
+ spapr_pci_msi value;
+} spapr_pci_msi_mig;
+
struct sPAPRPHBState {
PCIHostState parent_obj;
@@ -67,15 +80,20 @@ struct sPAPRPHBState {
uint32_t irq;
} lsi_table[PCI_NUM_PINS];
- struct spapr_pci_msi {
- uint32_t config_addr;
- uint32_t irq;
- uint32_t nvec;
- } msi_table[SPAPR_MSIX_MAX_DEVS];
+ GHashTable *msi;
+ /* Temporary cache for migration purposes */
+ int32_t msi_devs_num;
+ spapr_pci_msi_mig *msi_devs;
QLIST_ENTRY(sPAPRPHBState) list;
};
+struct sPAPRPHBVFIOState {
+ sPAPRPHBState phb;
+
+ int32_t iommugroupid;
+};
+
#define SPAPR_PCI_BASE_BUID 0x800000020000000ULL
#define SPAPR_PCI_WINDOW_BASE 0x10000000000ULL
diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h
index 08c301f38d..bbba51a703 100644
--- a/include/hw/ppc/spapr.h
+++ b/include/hw/ppc/spapr.h
@@ -27,7 +27,6 @@ typedef struct sPAPREnvironment {
long rtas_size;
void *fdt_skel;
target_ulong entry_point;
- uint32_t next_irq;
uint64_t rtc_offset;
struct PPCTimebase tb;
bool has_graphics;
@@ -339,16 +338,6 @@ target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode,
int spapr_allocate_irq(int hint, bool lsi);
int spapr_allocate_irq_block(int num, bool lsi, bool msi);
-static inline int spapr_allocate_msi(int hint)
-{
- return spapr_allocate_irq(hint, false);
-}
-
-static inline int spapr_allocate_lsi(int hint)
-{
- return spapr_allocate_irq(hint, true);
-}
-
/* RTAS return codes */
#define RTAS_OUT_SUCCESS 0
#define RTAS_OUT_NO_ERRORS_FOUND 1
@@ -358,6 +347,58 @@ static inline int spapr_allocate_lsi(int hint)
#define RTAS_OUT_NOT_SUPPORTED -3
#define RTAS_OUT_NOT_AUTHORIZED -9002
+/* RTAS tokens */
+#define RTAS_TOKEN_BASE 0x2000
+
+#define RTAS_DISPLAY_CHARACTER (RTAS_TOKEN_BASE + 0x00)
+#define RTAS_GET_TIME_OF_DAY (RTAS_TOKEN_BASE + 0x01)
+#define RTAS_SET_TIME_OF_DAY (RTAS_TOKEN_BASE + 0x02)
+#define RTAS_POWER_OFF (RTAS_TOKEN_BASE + 0x03)
+#define RTAS_SYSTEM_REBOOT (RTAS_TOKEN_BASE + 0x04)
+#define RTAS_QUERY_CPU_STOPPED_STATE (RTAS_TOKEN_BASE + 0x05)
+#define RTAS_START_CPU (RTAS_TOKEN_BASE + 0x06)
+#define RTAS_STOP_SELF (RTAS_TOKEN_BASE + 0x07)
+#define RTAS_IBM_GET_SYSTEM_PARAMETER (RTAS_TOKEN_BASE + 0x08)
+#define RTAS_IBM_SET_SYSTEM_PARAMETER (RTAS_TOKEN_BASE + 0x09)
+#define RTAS_IBM_SET_XIVE (RTAS_TOKEN_BASE + 0x0A)
+#define RTAS_IBM_GET_XIVE (RTAS_TOKEN_BASE + 0x0B)
+#define RTAS_IBM_INT_OFF (RTAS_TOKEN_BASE + 0x0C)
+#define RTAS_IBM_INT_ON (RTAS_TOKEN_BASE + 0x0D)
+#define RTAS_CHECK_EXCEPTION (RTAS_TOKEN_BASE + 0x0E)
+#define RTAS_EVENT_SCAN (RTAS_TOKEN_BASE + 0x0F)
+#define RTAS_IBM_SET_TCE_BYPASS (RTAS_TOKEN_BASE + 0x10)
+#define RTAS_QUIESCE (RTAS_TOKEN_BASE + 0x11)
+#define RTAS_NVRAM_FETCH (RTAS_TOKEN_BASE + 0x12)
+#define RTAS_NVRAM_STORE (RTAS_TOKEN_BASE + 0x13)
+#define RTAS_READ_PCI_CONFIG (RTAS_TOKEN_BASE + 0x14)
+#define RTAS_WRITE_PCI_CONFIG (RTAS_TOKEN_BASE + 0x15)
+#define RTAS_IBM_READ_PCI_CONFIG (RTAS_TOKEN_BASE + 0x16)
+#define RTAS_IBM_WRITE_PCI_CONFIG (RTAS_TOKEN_BASE + 0x17)
+#define RTAS_IBM_QUERY_INTERRUPT_SOURCE_NUMBER (RTAS_TOKEN_BASE + 0x18)
+#define RTAS_IBM_CHANGE_MSI (RTAS_TOKEN_BASE + 0x19)
+#define RTAS_SET_INDICATOR (RTAS_TOKEN_BASE + 0x1A)
+#define RTAS_SET_POWER_LEVEL (RTAS_TOKEN_BASE + 0x1B)
+#define RTAS_GET_POWER_LEVEL (RTAS_TOKEN_BASE + 0x1C)
+#define RTAS_GET_SENSOR_STATE (RTAS_TOKEN_BASE + 0x1D)
+#define RTAS_IBM_CONFIGURE_CONNECTOR (RTAS_TOKEN_BASE + 0x1E)
+#define RTAS_IBM_OS_TERM (RTAS_TOKEN_BASE + 0x1F)
+#define RTAS_IBM_EXTENDED_OS_TERM (RTAS_TOKEN_BASE + 0x20)
+
+#define RTAS_TOKEN_MAX (RTAS_TOKEN_BASE + 0x21)
+
+/* RTAS ibm,get-system-parameter token values */
+#define RTAS_SYSPARM_SPLPAR_CHARACTERISTICS 20
+#define RTAS_SYSPARM_DIAGNOSTICS_RUN_MODE 42
+#define RTAS_SYSPARM_UUID 48
+
+/* Possible values for the platform-processor-diagnostics-run-mode parameter
+ * of the RTAS ibm,get-system-parameter call.
+ */
+#define DIAGNOSTICS_RUN_MODE_DISABLED 0
+#define DIAGNOSTICS_RUN_MODE_STAGGERED 1
+#define DIAGNOSTICS_RUN_MODE_IMMEDIATE 2
+#define DIAGNOSTICS_RUN_MODE_PERIODIC 3
+
static inline uint64_t ppc64_phys_to_real(uint64_t addr)
{
return addr & ~0xF000000000000000ULL;
@@ -373,11 +414,24 @@ static inline void rtas_st(target_ulong phys, int n, uint32_t val)
stl_be_phys(&address_space_memory, ppc64_phys_to_real(phys + 4*n), val);
}
+
+static inline void rtas_st_buffer(target_ulong phys, target_ulong phys_len,
+ uint8_t *buffer, uint16_t buffer_len)
+{
+ if (phys_len < 2) {
+ return;
+ }
+ stw_be_phys(&address_space_memory,
+ ppc64_phys_to_real(phys), buffer_len);
+ cpu_physical_memory_write(ppc64_phys_to_real(phys + 2),
+ buffer, MIN(buffer_len, phys_len - 2));
+}
+
typedef void (*spapr_rtas_fn)(PowerPCCPU *cpu, sPAPREnvironment *spapr,
uint32_t token,
uint32_t nargs, target_ulong args,
uint32_t nret, target_ulong rets);
-int spapr_rtas_register(const char *name, spapr_rtas_fn fn);
+void spapr_rtas_register(int token, const char *name, spapr_rtas_fn fn);
target_ulong spapr_rtas_call(PowerPCCPU *cpu, sPAPREnvironment *spapr,
uint32_t token, uint32_t nargs, target_ulong args,
uint32_t nret, target_ulong rets);
@@ -407,6 +461,7 @@ struct sPAPRTCETable {
uint32_t page_shift;
uint64_t *table;
bool bypass;
+ bool vfio_accel;
int fd;
MemoryRegion iommu;
QLIST_ENTRY(sPAPRTCETable) list;
@@ -418,7 +473,8 @@ int spapr_h_cas_compose_response(target_ulong addr, target_ulong size);
sPAPRTCETable *spapr_tce_new_table(DeviceState *owner, uint32_t liobn,
uint64_t bus_offset,
uint32_t page_shift,
- uint32_t nb_table);
+ uint32_t nb_table,
+ bool vfio_accel);
MemoryRegion *spapr_tce_get_iommu(sPAPRTCETable *tcet);
void spapr_tce_set_bypass(sPAPRTCETable *tcet, bool bypass);
int spapr_dma_dt(void *fdt, int node_off, const char *propname,
diff --git a/include/hw/ppc/xics.h b/include/hw/ppc/xics.h
index 85e4c8a3dd..a214dd7f28 100644
--- a/include/hw/ppc/xics.h
+++ b/include/hw/ppc/xics.h
@@ -136,7 +136,6 @@ struct ICSState {
uint32_t nr_irqs;
uint32_t offset;
qemu_irq *qirqs;
- bool *islsi;
ICSIRQState *irqs;
XICSState *icp;
};
@@ -150,12 +149,20 @@ struct ICSIRQState {
#define XICS_STATUS_REJECTED 0x4
#define XICS_STATUS_MASKED_PENDING 0x8
uint8_t status;
+/* (flags & XICS_FLAGS_IRQ_MASK) == 0 means the interrupt is not allocated */
+#define XICS_FLAGS_IRQ_LSI 0x1
+#define XICS_FLAGS_IRQ_MSI 0x2
+#define XICS_FLAGS_IRQ_MASK 0x3
+ uint8_t flags;
};
#define XICS_IRQS 1024
qemu_irq xics_get_qirq(XICSState *icp, int irq);
void xics_set_irq_type(XICSState *icp, int irq, bool lsi);
+int xics_alloc(XICSState *icp, int src, int irq_hint, bool lsi);
+int xics_alloc_block(XICSState *icp, int src, int num, bool lsi, bool align);
+void xics_free(XICSState *icp, int irq, int num);
void xics_cpu_setup(XICSState *icp, PowerPCCPU *cpu);
diff --git a/include/hw/virtio/virtio-blk.h b/include/hw/virtio/virtio-blk.h
index 4bc9b549ad..d0fb26f963 100644
--- a/include/hw/virtio/virtio-blk.h
+++ b/include/hw/virtio/virtio-blk.h
@@ -17,6 +17,7 @@
#include "hw/virtio/virtio.h"
#include "hw/block/block.h"
#include "sysemu/iothread.h"
+#include "block/block.h"
#define TYPE_VIRTIO_BLK "virtio-blk-device"
#define VIRTIO_BLK(obj) \
@@ -116,6 +117,7 @@ struct VirtIOBlkConf
struct VirtIOBlockDataPlane;
+struct VirtIOBlockReq;
typedef struct VirtIOBlock {
VirtIODevice parent_obj;
BlockDriverState *bs;
@@ -127,12 +129,29 @@ typedef struct VirtIOBlock {
unsigned short sector_mask;
bool original_wce;
VMChangeStateEntry *change;
+ /* Function to push to vq and notify guest */
+ void (*complete_request)(struct VirtIOBlockReq *req, unsigned char status);
#ifdef CONFIG_VIRTIO_BLK_DATA_PLANE
Notifier migration_state_notifier;
struct VirtIOBlockDataPlane *dataplane;
#endif
} VirtIOBlock;
+typedef struct MultiReqBuffer {
+ BlockRequest blkreq[32];
+ unsigned int num_writes;
+} MultiReqBuffer;
+
+typedef struct VirtIOBlockReq {
+ VirtIOBlock *dev;
+ VirtQueueElement *elem;
+ struct virtio_blk_inhdr *in;
+ struct virtio_blk_outhdr out;
+ QEMUIOVector qiov;
+ struct VirtIOBlockReq *next;
+ BlockAcctCookie acct;
+} VirtIOBlockReq;
+
#define DEFINE_VIRTIO_BLK_FEATURES(_state, _field) \
DEFINE_VIRTIO_COMMON_FEATURES(_state, _field)
@@ -158,4 +177,8 @@ void virtio_blk_set_conf(DeviceState *dev, VirtIOBlkConf *blk);
int virtio_blk_handle_scsi_req(VirtIOBlock *blk,
VirtQueueElement *elem);
+void virtio_blk_handle_request(VirtIOBlockReq *req, MultiReqBuffer *mrb);
+
+void virtio_submit_multiwrite(BlockDriverState *bs, MultiReqBuffer *mrb);
+
#endif
generated by cgit v1.2.3 (git 2.26.2) at 2025-01-29 12:40:59 +0000