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Diffstat (limited to 'arch/powerpc/include/asm/kvm_host.h')
-rw-r--r--arch/powerpc/include/asm/kvm_host.h125
1 files changed, 92 insertions, 33 deletions
diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h
index 33283532e9d..bb66d8b8efd 100644
--- a/arch/powerpc/include/asm/kvm_host.h
+++ b/arch/powerpc/include/asm/kvm_host.h
@@ -63,20 +63,17 @@ extern void kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte);
#endif
-/* We don't currently support large pages. */
-#define KVM_HPAGE_GFN_SHIFT(x) 0
-#define KVM_NR_PAGE_SIZES 1
-#define KVM_PAGES_PER_HPAGE(x) (1UL<<31)
-
#define HPTEG_CACHE_NUM (1 << 15)
#define HPTEG_HASH_BITS_PTE 13
#define HPTEG_HASH_BITS_PTE_LONG 12
#define HPTEG_HASH_BITS_VPTE 13
#define HPTEG_HASH_BITS_VPTE_LONG 5
+#define HPTEG_HASH_BITS_VPTE_64K 11
#define HPTEG_HASH_NUM_PTE (1 << HPTEG_HASH_BITS_PTE)
#define HPTEG_HASH_NUM_PTE_LONG (1 << HPTEG_HASH_BITS_PTE_LONG)
#define HPTEG_HASH_NUM_VPTE (1 << HPTEG_HASH_BITS_VPTE)
#define HPTEG_HASH_NUM_VPTE_LONG (1 << HPTEG_HASH_BITS_VPTE_LONG)
+#define HPTEG_HASH_NUM_VPTE_64K (1 << HPTEG_HASH_BITS_VPTE_64K)
/* Physical Address Mask - allowed range of real mode RAM access */
#define KVM_PAM 0x0fffffffffffffffULL
@@ -89,6 +86,9 @@ struct lppaca;
struct slb_shadow;
struct dtl_entry;
+struct kvmppc_vcpu_book3s;
+struct kvmppc_book3s_shadow_vcpu;
+
struct kvm_vm_stat {
u32 remote_tlb_flush;
};
@@ -224,15 +224,15 @@ struct revmap_entry {
#define KVMPPC_GOT_PAGE 0x80
struct kvm_arch_memory_slot {
-#ifdef CONFIG_KVM_BOOK3S_64_HV
+#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
unsigned long *rmap;
unsigned long *slot_phys;
-#endif /* CONFIG_KVM_BOOK3S_64_HV */
+#endif /* CONFIG_KVM_BOOK3S_HV_POSSIBLE */
};
struct kvm_arch {
unsigned int lpid;
-#ifdef CONFIG_KVM_BOOK3S_64_HV
+#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
unsigned long hpt_virt;
struct revmap_entry *revmap;
unsigned int host_lpid;
@@ -256,7 +256,10 @@ struct kvm_arch {
cpumask_t need_tlb_flush;
struct kvmppc_vcore *vcores[KVM_MAX_VCORES];
int hpt_cma_alloc;
-#endif /* CONFIG_KVM_BOOK3S_64_HV */
+#endif /* CONFIG_KVM_BOOK3S_HV_POSSIBLE */
+#ifdef CONFIG_KVM_BOOK3S_PR_POSSIBLE
+ struct mutex hpt_mutex;
+#endif
#ifdef CONFIG_PPC_BOOK3S_64
struct list_head spapr_tce_tables;
struct list_head rtas_tokens;
@@ -267,6 +270,7 @@ struct kvm_arch {
#ifdef CONFIG_KVM_XICS
struct kvmppc_xics *xics;
#endif
+ struct kvmppc_ops *kvm_ops;
};
/*
@@ -284,6 +288,7 @@ struct kvmppc_vcore {
int n_woken;
int nap_count;
int napping_threads;
+ int first_vcpuid;
u16 pcpu;
u16 last_cpu;
u8 vcore_state;
@@ -294,6 +299,12 @@ struct kvmppc_vcore {
u64 stolen_tb;
u64 preempt_tb;
struct kvm_vcpu *runner;
+ struct kvm *kvm;
+ u64 tb_offset; /* guest timebase - host timebase */
+ ulong lpcr;
+ u32 arch_compat;
+ ulong pcr;
+ ulong dpdes; /* doorbell state (POWER8) */
};
#define VCORE_ENTRY_COUNT(vc) ((vc)->entry_exit_count & 0xff)
@@ -328,6 +339,7 @@ struct kvmppc_pte {
bool may_read : 1;
bool may_write : 1;
bool may_execute : 1;
+ u8 page_size; /* MMU_PAGE_xxx */
};
struct kvmppc_mmu {
@@ -340,7 +352,8 @@ struct kvmppc_mmu {
/* 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);
+ int (*xlate)(struct kvm_vcpu *vcpu, gva_t eaddr,
+ struct kvmppc_pte *pte, bool data, bool iswrite);
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, ulong esid, u64 *vsid);
@@ -360,6 +373,7 @@ struct kvmppc_slb {
bool large : 1; /* PTEs are 16MB */
bool tb : 1; /* 1TB segment */
bool class : 1;
+ u8 base_page_size; /* MMU_PAGE_xxx */
};
# ifdef CONFIG_PPC_FSL_BOOK3E
@@ -377,17 +391,6 @@ struct kvmppc_slb {
#define KVMPPC_EPR_USER 1 /* exit to userspace to fill EPR */
#define KVMPPC_EPR_KERNEL 2 /* in-kernel irqchip */
-struct kvmppc_booke_debug_reg {
- u32 dbcr0;
- u32 dbcr1;
- u32 dbcr2;
-#ifdef CONFIG_KVM_E500MC
- u32 dbcr4;
-#endif
- u64 iac[KVMPPC_BOOKE_MAX_IAC];
- u64 dac[KVMPPC_BOOKE_MAX_DAC];
-};
-
#define KVMPPC_IRQ_DEFAULT 0
#define KVMPPC_IRQ_MPIC 1
#define KVMPPC_IRQ_XICS 2
@@ -402,12 +405,15 @@ struct kvm_vcpu_arch {
int slb_max; /* 1 + index of last valid entry in slb[] */
int slb_nr; /* total number of entries in SLB */
struct kvmppc_mmu mmu;
+ struct kvmppc_vcpu_book3s *book3s;
+#endif
+#ifdef CONFIG_PPC_BOOK3S_32
+ struct kvmppc_book3s_shadow_vcpu *shadow_vcpu;
#endif
ulong gpr[32];
- u64 fpr[32];
- u64 fpscr;
+ struct thread_fp_state fp;
#ifdef CONFIG_SPE
ulong evr[32];
@@ -416,12 +422,7 @@ struct kvm_vcpu_arch {
u64 acc;
#endif
#ifdef CONFIG_ALTIVEC
- vector128 vr[32];
- vector128 vscr;
-#endif
-
-#ifdef CONFIG_VSX
- u64 vsr[64];
+ struct thread_vr_state vr;
#endif
#ifdef CONFIG_KVM_BOOKE_HV
@@ -448,6 +449,9 @@ struct kvm_vcpu_arch {
ulong pc;
ulong ctr;
ulong lr;
+#ifdef CONFIG_PPC_BOOK3S
+ ulong tar;
+#endif
ulong xer;
u32 cr;
@@ -457,12 +461,32 @@ struct kvm_vcpu_arch {
ulong guest_owned_ext;
ulong purr;
ulong spurr;
+ ulong ic;
+ ulong vtb;
ulong dscr;
ulong amr;
ulong uamor;
+ ulong iamr;
u32 ctrl;
+ u32 dabrx;
ulong dabr;
+ ulong dawr;
+ ulong dawrx;
+ ulong ciabr;
ulong cfar;
+ ulong ppr;
+ ulong pspb;
+ ulong fscr;
+ ulong shadow_fscr;
+ ulong ebbhr;
+ ulong ebbrr;
+ ulong bescr;
+ ulong csigr;
+ ulong tacr;
+ ulong tcscr;
+ ulong acop;
+ ulong wort;
+ ulong shadow_srr1;
#endif
u32 vrsave; /* also USPRG0 */
u32 mmucr;
@@ -496,8 +520,33 @@ struct kvm_vcpu_arch {
u32 ccr1;
u32 dbsr;
- u64 mmcr[3];
+ u64 mmcr[5];
u32 pmc[8];
+ u32 spmc[2];
+ u64 siar;
+ u64 sdar;
+ u64 sier;
+#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
+ u64 tfhar;
+ u64 texasr;
+ u64 tfiar;
+
+ u32 cr_tm;
+ u64 lr_tm;
+ u64 ctr_tm;
+ u64 amr_tm;
+ u64 ppr_tm;
+ u64 dscr_tm;
+ u64 tar_tm;
+
+ ulong gpr_tm[32];
+
+ struct thread_fp_state fp_tm;
+
+ struct thread_vr_state vr_tm;
+ u32 vrsave_tm; /* also USPRG0 */
+
+#endif
#ifdef CONFIG_KVM_EXIT_TIMING
struct mutex exit_timing_lock;
@@ -516,6 +565,7 @@ struct kvm_vcpu_arch {
#ifdef CONFIG_PPC_BOOK3S
ulong fault_dar;
u32 fault_dsisr;
+ unsigned long intr_msr;
#endif
#ifdef CONFIG_BOOKE
@@ -531,10 +581,14 @@ struct kvm_vcpu_arch {
u32 eptcfg;
u32 epr;
u32 crit_save;
- struct kvmppc_booke_debug_reg dbg_reg;
+ /* guest debug registers*/
+ struct debug_reg dbg_reg;
+ /* hardware visible debug registers when in guest state */
+ struct debug_reg shadow_dbg_reg;
#endif
gpa_t paddr_accessed;
gva_t vaddr_accessed;
+ pgd_t *pgdir;
u8 io_gpr; /* GPR used as IO source/target */
u8 mmio_is_bigendian;
@@ -572,8 +626,12 @@ struct kvm_vcpu_arch {
wait_queue_head_t cpu_run;
struct kvm_vcpu_arch_shared *shared;
+#if defined(CONFIG_PPC_BOOK3S_64) && defined(CONFIG_KVM_BOOK3S_PR_POSSIBLE)
+ bool shared_big_endian;
+#endif
unsigned long magic_page_pa; /* phys addr to map the magic page to */
unsigned long magic_page_ea; /* effect. addr to map the magic page to */
+ bool disable_kernel_nx;
int irq_type; /* one of KVM_IRQ_* */
int irq_cpu_id;
@@ -582,7 +640,7 @@ struct kvm_vcpu_arch {
struct kvmppc_icp *icp; /* XICS presentation controller */
#endif
-#ifdef CONFIG_KVM_BOOK3S_64_HV
+#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
struct kvm_vcpu_arch_shared shregs;
unsigned long pgfault_addr;
@@ -592,7 +650,6 @@ struct kvm_vcpu_arch {
struct list_head run_list;
struct task_struct *run_task;
struct kvm_run *kvm_run;
- pgd_t *pgdir;
spinlock_t vpa_update_lock;
struct kvmppc_vpa vpa;
@@ -608,6 +665,8 @@ struct kvm_vcpu_arch {
#endif
};
+#define VCPU_FPR(vcpu, i) (vcpu)->arch.fp.fpr[i][TS_FPROFFSET]
+
/* Values for vcpu->arch.state */
#define KVMPPC_VCPU_NOTREADY 0
#define KVMPPC_VCPU_RUNNABLE 1
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-03 17:56:13 +0000