#define __POWERPC_KVM_HOST_H__
#include <linux/mutex.h>
-#include <linux/timer.h>
+#include <linux/hrtimer.h>
+#include <linux/interrupt.h>
#include <linux/types.h>
#include <linux/kvm_types.h>
#include <asm/kvm_asm.h>
#define KVM_COALESCED_MMIO_PAGE_OFFSET 1
/* We don't currently support large pages. */
-#define KVM_PAGES_PER_HPAGE (1<<31)
+#define KVM_NR_PAGE_SIZES 1
+#define KVM_PAGES_PER_HPAGE(x) (1UL<<31)
+
+#define HPTEG_CACHE_NUM 1024
struct kvm;
struct kvm_run;
u32 dec_exits;
u32 ext_intr_exits;
u32 halt_wakeup;
+#ifdef CONFIG_PPC_BOOK3S
+ u32 pf_storage;
+ u32 pf_instruc;
+ u32 sp_storage;
+ u32 sp_instruc;
+ u32 queue_intr;
+ u32 ld;
+ u32 ld_slow;
+ u32 st;
+ u32 st_slow;
+#endif
+};
+
+enum kvm_exit_types {
+ MMIO_EXITS,
+ DCR_EXITS,
+ SIGNAL_EXITS,
+ ITLB_REAL_MISS_EXITS,
+ ITLB_VIRT_MISS_EXITS,
+ DTLB_REAL_MISS_EXITS,
+ DTLB_VIRT_MISS_EXITS,
+ SYSCALL_EXITS,
+ ISI_EXITS,
+ DSI_EXITS,
+ EMULATED_INST_EXITS,
+ EMULATED_MTMSRWE_EXITS,
+ EMULATED_WRTEE_EXITS,
+ EMULATED_MTSPR_EXITS,
+ EMULATED_MFSPR_EXITS,
+ EMULATED_MTMSR_EXITS,
+ EMULATED_MFMSR_EXITS,
+ EMULATED_TLBSX_EXITS,
+ EMULATED_TLBWE_EXITS,
+ EMULATED_RFI_EXITS,
+ DEC_EXITS,
+ EXT_INTR_EXITS,
+ HALT_WAKEUP,
+ USR_PR_INST,
+ FP_UNAVAIL,
+ DEBUG_EXITS,
+ TIMEINGUEST,
+ __NUMBER_OF_KVM_EXIT_TYPES
};
-struct tlbe {
- u32 tid; /* Only the low 8 bits are used. */
- u32 word0;
- u32 word1;
- u32 word2;
+/* allow access to big endian 32bit upper/lower parts and 64bit var */
+struct kvmppc_exit_timing {
+ union {
+ u64 tv64;
+ struct {
+ u32 tbu, tbl;
+ } tv32;
+ };
};
struct kvm_arch {
};
-struct kvm_vcpu_arch {
- /* Unmodified copy of the guest's TLB. */
- struct tlbe guest_tlb[PPC44x_TLB_SIZE];
- /* TLB that's actually used when the guest is running. */
- struct tlbe shadow_tlb[PPC44x_TLB_SIZE];
- /* Pages which are referenced in the shadow TLB. */
- struct page *shadow_pages[PPC44x_TLB_SIZE];
+struct kvmppc_pte {
+ u64 eaddr;
+ u64 vpage;
+ u64 raddr;
+ bool may_read : 1;
+ bool may_write : 1;
+ bool may_execute : 1;
+};
- /* Track which TLB entries we've modified in the current exit. */
- u8 shadow_tlb_mod[PPC44x_TLB_SIZE];
+struct kvmppc_mmu {
+ /* book3s_64 only */
+ void (*slbmte)(struct kvm_vcpu *vcpu, u64 rb, u64 rs);
+ u64 (*slbmfee)(struct kvm_vcpu *vcpu, u64 slb_nr);
+ u64 (*slbmfev)(struct kvm_vcpu *vcpu, u64 slb_nr);
+ void (*slbie)(struct kvm_vcpu *vcpu, u64 slb_nr);
+ void (*slbia)(struct kvm_vcpu *vcpu);
+ /* book3s */
+ void (*mtsrin)(struct kvm_vcpu *vcpu, u32 srnum, ulong value);
+ u32 (*mfsrin)(struct kvm_vcpu *vcpu, u32 srnum);
+ int (*xlate)(struct kvm_vcpu *vcpu, gva_t eaddr, struct kvmppc_pte *pte, bool data);
+ void (*reset_msr)(struct kvm_vcpu *vcpu);
+ void (*tlbie)(struct kvm_vcpu *vcpu, ulong addr, bool large);
+ int (*esid_to_vsid)(struct kvm_vcpu *vcpu, u64 esid, u64 *vsid);
+ u64 (*ea_to_vp)(struct kvm_vcpu *vcpu, gva_t eaddr, bool data);
+ bool (*is_dcbz32)(struct kvm_vcpu *vcpu);
+};
+
+struct hpte_cache {
+ u64 host_va;
+ u64 pfn;
+ ulong slot;
+ struct kvmppc_pte pte;
+};
- u32 host_stack;
+struct kvm_vcpu_arch {
+ ulong host_stack;
u32 host_pid;
- u32 host_dbcr0;
- u32 host_dbcr1;
- u32 host_dbcr2;
- u32 host_iac[4];
- u32 host_msr;
+#ifdef CONFIG_PPC_BOOK3S
+ ulong host_msr;
+ ulong host_r2;
+ void *host_retip;
+ ulong trampoline_lowmem;
+ ulong trampoline_enter;
+ ulong highmem_handler;
+ ulong rmcall;
+ ulong host_paca_phys;
+ struct kvmppc_mmu mmu;
+#endif
+
+ ulong gpr[32];
u64 fpr[32];
- u32 gpr[32];
+ u64 fpscr;
- u32 pc;
+#ifdef CONFIG_ALTIVEC
+ vector128 vr[32];
+ vector128 vscr;
+#endif
+
+#ifdef CONFIG_VSX
+ u64 vsr[32];
+#endif
+
+#ifdef CONFIG_PPC_BOOK3S
+ /* For Gekko paired singles */
+ u32 qpr[32];
+#endif
+
+#ifdef CONFIG_BOOKE
+ ulong pc;
+ ulong ctr;
+ ulong lr;
+
+ ulong xer;
u32 cr;
- u32 ctr;
- u32 lr;
- u32 xer;
+#endif
- u32 msr;
+ ulong msr;
+#ifdef CONFIG_PPC_BOOK3S
+ ulong shadow_msr;
+ ulong hflags;
+ ulong guest_owned_ext;
+#endif
u32 mmucr;
- u32 sprg0;
- u32 sprg1;
- u32 sprg2;
- u32 sprg3;
- u32 sprg4;
- u32 sprg5;
- u32 sprg6;
- u32 sprg7;
- u32 srr0;
- u32 srr1;
- u32 csrr0;
- u32 csrr1;
- u32 dsrr0;
- u32 dsrr1;
- u32 dear;
- u32 esr;
+ ulong sprg0;
+ ulong sprg1;
+ ulong sprg2;
+ ulong sprg3;
+ ulong sprg4;
+ ulong sprg5;
+ ulong sprg6;
+ ulong sprg7;
+ ulong srr0;
+ ulong srr1;
+ ulong csrr0;
+ ulong csrr1;
+ ulong dsrr0;
+ ulong dsrr1;
+ ulong dear;
+ ulong esr;
u32 dec;
u32 decar;
u32 tbl;
u32 tbu;
u32 tcr;
u32 tsr;
- u32 ivor[16];
- u32 ivpr;
+ u32 ivor[64];
+ ulong ivpr;
u32 pir;
- u32 pid;
u32 pvr;
+
+ u32 shadow_pid;
+ u32 pid;
+ u32 swap_pid;
+
u32 ccr0;
u32 ccr1;
u32 dbcr0;
u32 dbcr1;
+ u32 dbsr;
+#ifdef CONFIG_KVM_EXIT_TIMING
+ struct kvmppc_exit_timing timing_exit;
+ struct kvmppc_exit_timing timing_last_enter;
+ u32 last_exit_type;
+ u32 timing_count_type[__NUMBER_OF_KVM_EXIT_TYPES];
+ u64 timing_sum_duration[__NUMBER_OF_KVM_EXIT_TYPES];
+ u64 timing_sum_quad_duration[__NUMBER_OF_KVM_EXIT_TYPES];
+ u64 timing_min_duration[__NUMBER_OF_KVM_EXIT_TYPES];
+ u64 timing_max_duration[__NUMBER_OF_KVM_EXIT_TYPES];
+ u64 timing_last_exit;
+ struct dentry *debugfs_exit_timing;
+#endif
+
+#ifdef CONFIG_BOOKE
u32 last_inst;
- u32 fault_dear;
- u32 fault_esr;
+ ulong fault_dear;
+ ulong fault_esr;
+ ulong queued_dear;
+ ulong queued_esr;
+#endif
gpa_t paddr_accessed;
u8 io_gpr; /* GPR used as IO source/target */
u8 mmio_is_bigendian;
+ u8 mmio_sign_extend;
u8 dcr_needed;
u8 dcr_is_write;
+ u8 osi_needed;
+ u8 osi_enabled;
u32 cpr0_cfgaddr; /* holds the last set cpr0_cfgaddr */
- struct timer_list dec_timer;
+ struct hrtimer dec_timer;
+ struct tasklet_struct tasklet;
+ u64 dec_jiffies;
unsigned long pending_exceptions;
-};
-struct kvm_guest_debug {
- int enabled;
- unsigned long bp[4];
- int singlestep;
+#ifdef CONFIG_PPC_BOOK3S
+ struct hpte_cache hpte_cache[HPTEG_CACHE_NUM];
+ int hpte_cache_offset;
+#endif
};
#endif /* __POWERPC_KVM_HOST_H__ */