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Diffstat (limited to 'arch/mips/include/asm/kvm_host.h')
-rw-r--r--arch/mips/include/asm/kvm_host.h382
1 files changed, 69 insertions, 313 deletions
diff --git a/arch/mips/include/asm/kvm_host.h b/arch/mips/include/asm/kvm_host.h
index 41204a49cf95..179f320cc231 100644
--- a/arch/mips/include/asm/kvm_host.h
+++ b/arch/mips/include/asm/kvm_host.h
@@ -20,9 +20,12 @@
#include <linux/threads.h>
#include <linux/spinlock.h>
+#include <asm/asm.h>
#include <asm/inst.h>
#include <asm/mipsregs.h>
+#include <kvm/iodev.h>
+
/* MIPS KVM register ids */
#define MIPS_CP0_32(_R, _S) \
(KVM_REG_MIPS_CP0 | KVM_REG_SIZE_U32 | (8 * (_R) + (_S)))
@@ -66,9 +69,11 @@
#define KVM_REG_MIPS_CP0_CONFIG3 MIPS_CP0_32(16, 3)
#define KVM_REG_MIPS_CP0_CONFIG4 MIPS_CP0_32(16, 4)
#define KVM_REG_MIPS_CP0_CONFIG5 MIPS_CP0_32(16, 5)
+#define KVM_REG_MIPS_CP0_CONFIG6 MIPS_CP0_32(16, 6)
#define KVM_REG_MIPS_CP0_CONFIG7 MIPS_CP0_32(16, 7)
#define KVM_REG_MIPS_CP0_MAARI MIPS_CP0_64(17, 2)
#define KVM_REG_MIPS_CP0_XCONTEXT MIPS_CP0_64(20, 0)
+#define KVM_REG_MIPS_CP0_DIAG MIPS_CP0_32(22, 0)
#define KVM_REG_MIPS_CP0_ERROREPC MIPS_CP0_64(30, 0)
#define KVM_REG_MIPS_CP0_KSCRATCH1 MIPS_CP0_64(31, 2)
#define KVM_REG_MIPS_CP0_KSCRATCH2 MIPS_CP0_64(31, 3)
@@ -78,51 +83,14 @@
#define KVM_REG_MIPS_CP0_KSCRATCH6 MIPS_CP0_64(31, 7)
-#define KVM_MAX_VCPUS 8
-#define KVM_USER_MEM_SLOTS 8
-/* memory slots that does not exposed to userspace */
-#define KVM_PRIVATE_MEM_SLOTS 0
+#define KVM_MAX_VCPUS 16
#define KVM_HALT_POLL_NS_DEFAULT 500000
-#ifdef CONFIG_KVM_MIPS_VZ
extern unsigned long GUESTID_MASK;
extern unsigned long GUESTID_FIRST_VERSION;
extern unsigned long GUESTID_VERSION_MASK;
-#endif
-
-
-/*
- * Special address that contains the comm page, used for reducing # of traps
- * This needs to be within 32Kb of 0x0 (so the zero register can be used), but
- * preferably not at 0x0 so that most kernel NULL pointer dereferences can be
- * caught.
- */
-#define KVM_GUEST_COMMPAGE_ADDR ((PAGE_SIZE > 0x8000) ? 0 : \
- (0x8000 - PAGE_SIZE))
-
-#define KVM_GUEST_KERNEL_MODE(vcpu) ((kvm_read_c0_guest_status(vcpu->arch.cop0) & (ST0_EXL | ST0_ERL)) || \
- ((kvm_read_c0_guest_status(vcpu->arch.cop0) & KSU_USER) == 0))
-
-#define KVM_GUEST_KUSEG 0x00000000UL
-#define KVM_GUEST_KSEG0 0x40000000UL
-#define KVM_GUEST_KSEG1 0x40000000UL
-#define KVM_GUEST_KSEG23 0x60000000UL
-#define KVM_GUEST_KSEGX(a) ((_ACAST32_(a)) & 0xe0000000)
-#define KVM_GUEST_CPHYSADDR(a) ((_ACAST32_(a)) & 0x1fffffff)
-
-#define KVM_GUEST_CKSEG0ADDR(a) (KVM_GUEST_CPHYSADDR(a) | KVM_GUEST_KSEG0)
-#define KVM_GUEST_CKSEG1ADDR(a) (KVM_GUEST_CPHYSADDR(a) | KVM_GUEST_KSEG1)
-#define KVM_GUEST_CKSEG23ADDR(a) (KVM_GUEST_CPHYSADDR(a) | KVM_GUEST_KSEG23)
-/*
- * Map an address to a certain kernel segment
- */
-#define KVM_GUEST_KSEG0ADDR(a) (KVM_GUEST_CPHYSADDR(a) | KVM_GUEST_KSEG0)
-#define KVM_GUEST_KSEG1ADDR(a) (KVM_GUEST_CPHYSADDR(a) | KVM_GUEST_KSEG1)
-#define KVM_GUEST_KSEG23ADDR(a) (KVM_GUEST_CPHYSADDR(a) | KVM_GUEST_KSEG23)
-
-#define KVM_INVALID_PAGE 0xdeadbeef
#define KVM_INVALID_ADDR 0xdeadbeef
/*
@@ -140,10 +108,11 @@ static inline bool kvm_is_error_hva(unsigned long addr)
}
struct kvm_vm_stat {
- ulong remote_tlb_flush;
+ struct kvm_vm_stat_generic generic;
};
struct kvm_vcpu_stat {
+ struct kvm_vcpu_stat_generic generic;
u64 wait_exits;
u64 cache_exits;
u64 signal_exits;
@@ -162,7 +131,6 @@ struct kvm_vcpu_stat {
u64 fpe_exits;
u64 msa_disabled_exits;
u64 flush_dcache_exits;
-#ifdef CONFIG_KVM_MIPS_VZ
u64 vz_gpsi_exits;
u64 vz_gsfc_exits;
u64 vz_hc_exits;
@@ -171,21 +139,47 @@ struct kvm_vcpu_stat {
u64 vz_ghfc_exits;
u64 vz_gpa_exits;
u64 vz_resvd_exits;
+#ifdef CONFIG_CPU_LOONGSON64
+ u64 vz_cpucfg_exits;
#endif
- u64 halt_successful_poll;
- u64 halt_attempted_poll;
- u64 halt_poll_invalid;
- u64 halt_wakeup;
};
struct kvm_arch_memory_slot {
};
+#ifdef CONFIG_CPU_LOONGSON64
+struct ipi_state {
+ uint32_t status;
+ uint32_t en;
+ uint32_t set;
+ uint32_t clear;
+ uint64_t buf[4];
+};
+
+struct loongson_kvm_ipi;
+
+struct ipi_io_device {
+ int node_id;
+ struct loongson_kvm_ipi *ipi;
+ struct kvm_io_device device;
+};
+
+struct loongson_kvm_ipi {
+ spinlock_t lock;
+ struct kvm *kvm;
+ struct ipi_state ipistate[16];
+ struct ipi_io_device dev_ipi[4];
+};
+#endif
+
struct kvm_arch {
/* Guest physical mm */
struct mm_struct gpa_mm;
/* Mask of CPUs needing GPA ASID flush */
cpumask_t asid_flush_mask;
+#ifdef CONFIG_CPU_LOONGSON64
+ struct loongson_kvm_ipi ipi;
+#endif
};
#define N_MIPS_COPROC_REGS 32
@@ -223,6 +217,7 @@ struct mips_coproc {
#define MIPS_CP0_WATCH_LO 18
#define MIPS_CP0_WATCH_HI 19
#define MIPS_CP0_TLB_XCONTEXT 20
+#define MIPS_CP0_DIAG 22
#define MIPS_CP0_ECC 26
#define MIPS_CP0_CACHE_ERR 27
#define MIPS_CP0_TAG_LO 28
@@ -266,16 +261,12 @@ enum emulation_result {
EMULATE_HYPERCALL, /* HYPCALL instruction */
};
-#define mips3_paddr_to_tlbpfn(x) \
- (((unsigned long)(x) >> MIPS3_PG_SHIFT) & MIPS3_PG_FRAME)
-#define mips3_tlbpfn_to_paddr(x) \
- ((unsigned long)((x) & MIPS3_PG_FRAME) << MIPS3_PG_SHIFT)
-
-#define MIPS3_PG_SHIFT 6
-#define MIPS3_PG_FRAME 0x3fffffc0
-
+#if defined(CONFIG_64BIT)
+#define VPN2_MASK GENMASK(cpu_vmbits - 1, 13)
+#else
#define VPN2_MASK 0xffffe000
-#define KVM_ENTRYHI_ASID MIPS_ENTRYHI_ASID
+#endif
+#define KVM_ENTRYHI_ASID cpu_asid_mask(&boot_cpu_data)
#define TLB_IS_GLOBAL(x) ((x).tlb_lo[0] & (x).tlb_lo[1] & ENTRYLO_G)
#define TLB_VPN2(x) ((x).tlb_hi & VPN2_MASK)
#define TLB_ASID(x) ((x).tlb_hi & KVM_ENTRYHI_ASID)
@@ -293,24 +284,12 @@ struct kvm_mips_tlb {
long tlb_lo[2];
};
-#define KVM_NR_MEM_OBJS 4
-
-/*
- * We don't want allocation failures within the mmu code, so we preallocate
- * enough memory for a single page fault in a cache.
- */
-struct kvm_mmu_memory_cache {
- int nobjs;
- void *objects[KVM_NR_MEM_OBJS];
-};
-
#define KVM_MIPS_AUX_FPU 0x1
#define KVM_MIPS_AUX_MSA 0x2
-#define KVM_MIPS_GUEST_TLB_SIZE 64
struct kvm_vcpu_arch {
void *guest_ebase;
- int (*vcpu_run)(struct kvm_run *run, struct kvm_vcpu *vcpu);
+ int (*vcpu_run)(struct kvm_vcpu *vcpu);
/* Host registers preserved across guest mode execution */
unsigned long host_stack;
@@ -338,10 +317,7 @@ struct kvm_vcpu_arch {
unsigned int aux_inuse;
/* COP0 State */
- struct mips_coproc *cop0;
-
- /* Host KSEG0 address of the EI/DI offset */
- void *kseg0_commpage;
+ struct mips_coproc cop0;
/* Resume PC after MMIO completion */
unsigned long io_pc;
@@ -368,19 +344,9 @@ struct kvm_vcpu_arch {
/* Bitmask of pending exceptions to be cleared */
unsigned long pending_exceptions_clr;
- /* S/W Based TLB for guest */
- struct kvm_mips_tlb guest_tlb[KVM_MIPS_GUEST_TLB_SIZE];
-
- /* Guest kernel/user [partial] mm */
- struct mm_struct guest_kernel_mm, guest_user_mm;
-
- /* Guest ASID of last user mode execution */
- unsigned int last_user_gasid;
-
/* Cache some mmu pages needed inside spinlock regions */
struct kvm_mmu_memory_cache mmu_page_cache;
-#ifdef CONFIG_KVM_MIPS_VZ
/* vcpu's vzguestid is different on each host cpu in an smp system */
u32 vzguestid[NR_CPUS];
@@ -391,7 +357,6 @@ struct kvm_vcpu_arch {
/* emulated guest MAAR registers */
unsigned long maar[6];
-#endif
/* Last CPU the VCPU state was loaded on */
int last_sched_cpu;
@@ -413,9 +378,9 @@ static inline void _kvm_atomic_set_c0_guest_reg(unsigned long *reg,
__asm__ __volatile__(
" .set push \n"
" .set "MIPS_ISA_ARCH_LEVEL" \n"
- " " __LL "%0, %1 \n"
+ " "__stringify(LONG_LL) " %0, %1 \n"
" or %0, %2 \n"
- " " __SC "%0, %1 \n"
+ " "__stringify(LONG_SC) " %0, %1 \n"
" .set pop \n"
: "=&r" (temp), "+m" (*reg)
: "r" (val));
@@ -430,9 +395,9 @@ static inline void _kvm_atomic_clear_c0_guest_reg(unsigned long *reg,
__asm__ __volatile__(
" .set push \n"
" .set "MIPS_ISA_ARCH_LEVEL" \n"
- " " __LL "%0, %1 \n"
+ " "__stringify(LONG_LL) " %0, %1 \n"
" and %0, %2 \n"
- " " __SC "%0, %1 \n"
+ " "__stringify(LONG_SC) " %0, %1 \n"
" .set pop \n"
: "=&r" (temp), "+m" (*reg)
: "r" (~val));
@@ -448,10 +413,10 @@ static inline void _kvm_atomic_change_c0_guest_reg(unsigned long *reg,
__asm__ __volatile__(
" .set push \n"
" .set "MIPS_ISA_ARCH_LEVEL" \n"
- " " __LL "%0, %1 \n"
+ " "__stringify(LONG_LL) " %0, %1 \n"
" and %0, %2 \n"
" or %0, %3 \n"
- " " __SC "%0, %1 \n"
+ " "__stringify(LONG_SC) " %0, %1 \n"
" .set pop \n"
: "=&r" (temp), "+m" (*reg)
: "r" (~change), "r" (val & change));
@@ -621,20 +586,6 @@ static inline void kvm_change_##name1(struct mips_coproc *cop0, \
__BUILD_KVM_ATOMIC_SAVED(name, type, _reg, sel) \
__BUILD_KVM_SET_WRAP(c0_guest_##name, sw_gc0_##name, type)
-#ifndef CONFIG_KVM_MIPS_VZ
-
-/*
- * T&E (trap & emulate software based virtualisation)
- * We generate the common accessors operating exclusively on the saved context
- * in RAM.
- */
-
-#define __BUILD_KVM_RW_HW __BUILD_KVM_RW_SW
-#define __BUILD_KVM_SET_HW __BUILD_KVM_SET_SW
-#define __BUILD_KVM_ATOMIC_HW __BUILD_KVM_ATOMIC_SW
-
-#else
-
/*
* VZ (hardware assisted virtualisation)
* These macros use the active guest state in VZ mode (hardware registers),
@@ -667,8 +618,6 @@ static inline void kvm_change_##name1(struct mips_coproc *cop0, \
*/
#define __BUILD_KVM_ATOMIC_HW __BUILD_KVM_SET_HW
-#endif
-
/*
* Define accessors for CP0 registers that are accessible to the guest. These
* are primarily used by common emulation code, which may need to access the
@@ -749,7 +698,7 @@ static inline bool kvm_mips_guest_can_have_fpu(struct kvm_vcpu_arch *vcpu)
static inline bool kvm_mips_guest_has_fpu(struct kvm_vcpu_arch *vcpu)
{
return kvm_mips_guest_can_have_fpu(vcpu) &&
- kvm_read_c0_guest_config1(vcpu->cop0) & MIPS_CONF1_FP;
+ kvm_read_c0_guest_config1(&vcpu->cop0) & MIPS_CONF1_FP;
}
static inline bool kvm_mips_guest_can_have_msa(struct kvm_vcpu_arch *vcpu)
@@ -761,7 +710,7 @@ static inline bool kvm_mips_guest_can_have_msa(struct kvm_vcpu_arch *vcpu)
static inline bool kvm_mips_guest_has_msa(struct kvm_vcpu_arch *vcpu)
{
return kvm_mips_guest_can_have_msa(vcpu) &&
- kvm_read_c0_guest_config3(vcpu->cop0) & MIPS_CONF3_MSA;
+ kvm_read_c0_guest_config3(&vcpu->cop0) & MIPS_CONF3_MSA;
}
struct kvm_mips_callbacks {
@@ -785,14 +734,7 @@ struct kvm_mips_callbacks {
int (*vcpu_init)(struct kvm_vcpu *vcpu);
void (*vcpu_uninit)(struct kvm_vcpu *vcpu);
int (*vcpu_setup)(struct kvm_vcpu *vcpu);
- void (*flush_shadow_all)(struct kvm *kvm);
- /*
- * Must take care of flushing any cached GPA PTEs (e.g. guest entries in
- * VZ root TLB, or T&E GVA page tables and corresponding root TLB
- * mappings).
- */
- void (*flush_shadow_memslot)(struct kvm *kvm,
- const struct kvm_memory_slot *slot);
+ void (*prepare_flush_shadow)(struct kvm *kvm);
gpa_t (*gva_to_gpa)(gva_t gva);
void (*queue_timer_int)(struct kvm_vcpu *vcpu);
void (*dequeue_timer_int)(struct kvm_vcpu *vcpu);
@@ -812,16 +754,16 @@ struct kvm_mips_callbacks {
const struct kvm_one_reg *reg, s64 v);
int (*vcpu_load)(struct kvm_vcpu *vcpu, int cpu);
int (*vcpu_put)(struct kvm_vcpu *vcpu, int cpu);
- int (*vcpu_run)(struct kvm_run *run, struct kvm_vcpu *vcpu);
- void (*vcpu_reenter)(struct kvm_run *run, struct kvm_vcpu *vcpu);
+ int (*vcpu_run)(struct kvm_vcpu *vcpu);
+ void (*vcpu_reenter)(struct kvm_vcpu *vcpu);
};
-extern struct kvm_mips_callbacks *kvm_mips_callbacks;
-int kvm_mips_emulation_init(struct kvm_mips_callbacks **install_callbacks);
+extern const struct kvm_mips_callbacks * const kvm_mips_callbacks;
+int kvm_mips_emulation_init(void);
/* Debug: dump vcpu state */
int kvm_arch_vcpu_dump_regs(struct kvm_vcpu *vcpu);
-extern int kvm_mips_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu);
+extern int kvm_mips_handle_exit(struct kvm_vcpu *vcpu);
/* Building of entry/exception code */
int kvm_mips_entry_setup(void);
@@ -844,43 +786,9 @@ void kvm_drop_fpu(struct kvm_vcpu *vcpu);
void kvm_lose_fpu(struct kvm_vcpu *vcpu);
/* TLB handling */
-u32 kvm_get_kernel_asid(struct kvm_vcpu *vcpu);
-
-u32 kvm_get_user_asid(struct kvm_vcpu *vcpu);
-
-u32 kvm_get_commpage_asid (struct kvm_vcpu *vcpu);
-
-#ifdef CONFIG_KVM_MIPS_VZ
int kvm_mips_handle_vz_root_tlb_fault(unsigned long badvaddr,
struct kvm_vcpu *vcpu, bool write_fault);
-#endif
-extern int kvm_mips_handle_kseg0_tlb_fault(unsigned long badbaddr,
- struct kvm_vcpu *vcpu,
- bool write_fault);
-
-extern int kvm_mips_handle_commpage_tlb_fault(unsigned long badvaddr,
- struct kvm_vcpu *vcpu);
-
-extern int kvm_mips_handle_mapped_seg_tlb_fault(struct kvm_vcpu *vcpu,
- struct kvm_mips_tlb *tlb,
- unsigned long gva,
- bool write_fault);
-
-extern enum emulation_result kvm_mips_handle_tlbmiss(u32 cause,
- u32 *opc,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu,
- bool write_fault);
-extern void kvm_mips_dump_host_tlbs(void);
-extern void kvm_mips_dump_guest_tlbs(struct kvm_vcpu *vcpu);
-extern int kvm_mips_host_tlb_inv(struct kvm_vcpu *vcpu, unsigned long entryhi,
- bool user, bool kernel);
-
-extern int kvm_mips_guest_tlb_lookup(struct kvm_vcpu *vcpu,
- unsigned long entryhi);
-
-#ifdef CONFIG_KVM_MIPS_VZ
int kvm_vz_host_tlb_inv(struct kvm_vcpu *vcpu, unsigned long entryhi);
int kvm_vz_guest_tlb_lookup(struct kvm_vcpu *vcpu, unsigned long gva,
unsigned long *gpa);
@@ -890,58 +798,19 @@ void kvm_vz_save_guesttlb(struct kvm_mips_tlb *buf, unsigned int index,
unsigned int count);
void kvm_vz_load_guesttlb(const struct kvm_mips_tlb *buf, unsigned int index,
unsigned int count);
+#ifdef CONFIG_CPU_LOONGSON64
+void kvm_loongson_clear_guest_vtlb(void);
+void kvm_loongson_clear_guest_ftlb(void);
#endif
-void kvm_mips_suspend_mm(int cpu);
-void kvm_mips_resume_mm(int cpu);
-
/* MMU handling */
-/**
- * enum kvm_mips_flush - Types of MMU flushes.
- * @KMF_USER: Flush guest user virtual memory mappings.
- * Guest USeg only.
- * @KMF_KERN: Flush guest kernel virtual memory mappings.
- * Guest USeg and KSeg2/3.
- * @KMF_GPA: Flush guest physical memory mappings.
- * Also includes KSeg0 if KMF_KERN is set.
- */
-enum kvm_mips_flush {
- KMF_USER = 0x0,
- KMF_KERN = 0x1,
- KMF_GPA = 0x2,
-};
-void kvm_mips_flush_gva_pt(pgd_t *pgd, enum kvm_mips_flush flags);
bool kvm_mips_flush_gpa_pt(struct kvm *kvm, gfn_t start_gfn, gfn_t end_gfn);
int kvm_mips_mkclean_gpa_pt(struct kvm *kvm, gfn_t start_gfn, gfn_t end_gfn);
pgd_t *kvm_pgd_alloc(void);
void kvm_mmu_free_memory_caches(struct kvm_vcpu *vcpu);
-void kvm_trap_emul_invalidate_gva(struct kvm_vcpu *vcpu, unsigned long addr,
- bool user);
-void kvm_trap_emul_gva_lockless_begin(struct kvm_vcpu *vcpu);
-void kvm_trap_emul_gva_lockless_end(struct kvm_vcpu *vcpu);
-
-enum kvm_mips_fault_result {
- KVM_MIPS_MAPPED = 0,
- KVM_MIPS_GVA,
- KVM_MIPS_GPA,
- KVM_MIPS_TLB,
- KVM_MIPS_TLBINV,
- KVM_MIPS_TLBMOD,
-};
-enum kvm_mips_fault_result kvm_trap_emul_gva_fault(struct kvm_vcpu *vcpu,
- unsigned long gva,
- bool write);
-
-#define KVM_ARCH_WANT_MMU_NOTIFIER
-int kvm_unmap_hva_range(struct kvm *kvm,
- unsigned long start, unsigned long end);
-int kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte);
-int kvm_age_hva(struct kvm *kvm, unsigned long start, unsigned long end);
-int kvm_test_age_hva(struct kvm *kvm, unsigned long hva);
/* Emulation */
-int kvm_get_inst(u32 *opc, struct kvm_vcpu *vcpu, u32 *out);
enum emulation_result update_pc(struct kvm_vcpu *vcpu, u32 cause);
int kvm_get_badinstr(u32 *opc, struct kvm_vcpu *vcpu, u32 *out);
int kvm_get_badinstrp(u32 *opc, struct kvm_vcpu *vcpu, u32 *out);
@@ -973,85 +842,7 @@ static inline bool kvm_is_ifetch_fault(struct kvm_vcpu_arch *vcpu)
return false;
}
-extern enum emulation_result kvm_mips_emulate_inst(u32 cause,
- u32 *opc,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu);
-
-long kvm_mips_guest_exception_base(struct kvm_vcpu *vcpu);
-
-extern enum emulation_result kvm_mips_emulate_syscall(u32 cause,
- u32 *opc,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu);
-
-extern enum emulation_result kvm_mips_emulate_tlbmiss_ld(u32 cause,
- u32 *opc,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu);
-
-extern enum emulation_result kvm_mips_emulate_tlbinv_ld(u32 cause,
- u32 *opc,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu);
-
-extern enum emulation_result kvm_mips_emulate_tlbmiss_st(u32 cause,
- u32 *opc,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu);
-
-extern enum emulation_result kvm_mips_emulate_tlbinv_st(u32 cause,
- u32 *opc,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu);
-
-extern enum emulation_result kvm_mips_emulate_tlbmod(u32 cause,
- u32 *opc,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu);
-
-extern enum emulation_result kvm_mips_emulate_fpu_exc(u32 cause,
- u32 *opc,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu);
-
-extern enum emulation_result kvm_mips_handle_ri(u32 cause,
- u32 *opc,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu);
-
-extern enum emulation_result kvm_mips_emulate_ri_exc(u32 cause,
- u32 *opc,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu);
-
-extern enum emulation_result kvm_mips_emulate_bp_exc(u32 cause,
- u32 *opc,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu);
-
-extern enum emulation_result kvm_mips_emulate_trap_exc(u32 cause,
- u32 *opc,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu);
-
-extern enum emulation_result kvm_mips_emulate_msafpe_exc(u32 cause,
- u32 *opc,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu);
-
-extern enum emulation_result kvm_mips_emulate_fpe_exc(u32 cause,
- u32 *opc,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu);
-
-extern enum emulation_result kvm_mips_emulate_msadis_exc(u32 cause,
- u32 *opc,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu);
-
-extern enum emulation_result kvm_mips_complete_mmio_load(struct kvm_vcpu *vcpu,
- struct kvm_run *run);
+extern enum emulation_result kvm_mips_complete_mmio_load(struct kvm_vcpu *vcpu);
u32 kvm_mips_read_count(struct kvm_vcpu *vcpu);
void kvm_mips_write_count(struct kvm_vcpu *vcpu, u32 count);
@@ -1070,74 +861,39 @@ ktime_t kvm_mips_freeze_hrtimer(struct kvm_vcpu *vcpu, u32 *count);
int kvm_mips_restore_hrtimer(struct kvm_vcpu *vcpu, ktime_t before,
u32 count, int min_drift);
-#ifdef CONFIG_KVM_MIPS_VZ
void kvm_vz_acquire_htimer(struct kvm_vcpu *vcpu);
void kvm_vz_lose_htimer(struct kvm_vcpu *vcpu);
-#else
-static inline void kvm_vz_acquire_htimer(struct kvm_vcpu *vcpu) {}
-static inline void kvm_vz_lose_htimer(struct kvm_vcpu *vcpu) {}
-#endif
-
-enum emulation_result kvm_mips_check_privilege(u32 cause,
- u32 *opc,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu);
-enum emulation_result kvm_mips_emulate_cache(union mips_instruction inst,
- u32 *opc,
- u32 cause,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu);
-enum emulation_result kvm_mips_emulate_CP0(union mips_instruction inst,
- u32 *opc,
- u32 cause,
- struct kvm_run *run,
- struct kvm_vcpu *vcpu);
enum emulation_result kvm_mips_emulate_store(union mips_instruction inst,
u32 cause,
- struct kvm_run *run,
struct kvm_vcpu *vcpu);
enum emulation_result kvm_mips_emulate_load(union mips_instruction inst,
u32 cause,
- struct kvm_run *run,
struct kvm_vcpu *vcpu);
/* COP0 */
enum emulation_result kvm_mips_emul_wait(struct kvm_vcpu *vcpu);
-unsigned int kvm_mips_config1_wrmask(struct kvm_vcpu *vcpu);
-unsigned int kvm_mips_config3_wrmask(struct kvm_vcpu *vcpu);
-unsigned int kvm_mips_config4_wrmask(struct kvm_vcpu *vcpu);
-unsigned int kvm_mips_config5_wrmask(struct kvm_vcpu *vcpu);
-
/* Hypercalls (hypcall.c) */
enum emulation_result kvm_mips_emul_hypcall(struct kvm_vcpu *vcpu,
union mips_instruction inst);
int kvm_mips_handle_hypcall(struct kvm_vcpu *vcpu);
-/* Dynamic binary translation */
-extern int kvm_mips_trans_cache_index(union mips_instruction inst,
- u32 *opc, struct kvm_vcpu *vcpu);
-extern int kvm_mips_trans_cache_va(union mips_instruction inst, u32 *opc,
- struct kvm_vcpu *vcpu);
-extern int kvm_mips_trans_mfc0(union mips_instruction inst, u32 *opc,
- struct kvm_vcpu *vcpu);
-extern int kvm_mips_trans_mtc0(union mips_instruction inst, u32 *opc,
- struct kvm_vcpu *vcpu);
-
/* Misc */
extern void kvm_mips_dump_stats(struct kvm_vcpu *vcpu);
extern unsigned long kvm_mips_get_ramsize(struct kvm *kvm);
+extern int kvm_vcpu_ioctl_interrupt(struct kvm_vcpu *vcpu,
+ struct kvm_mips_interrupt *irq);
-static inline void kvm_arch_hardware_unsetup(void) {}
static inline void kvm_arch_sync_events(struct kvm *kvm) {}
static inline void kvm_arch_free_memslot(struct kvm *kvm,
- struct kvm_memory_slot *free, struct kvm_memory_slot *dont) {}
+ struct kvm_memory_slot *slot) {}
static inline void kvm_arch_memslots_updated(struct kvm *kvm, u64 gen) {}
static inline void kvm_arch_sched_in(struct kvm_vcpu *vcpu, int cpu) {}
static inline void kvm_arch_vcpu_blocking(struct kvm_vcpu *vcpu) {}
static inline void kvm_arch_vcpu_unblocking(struct kvm_vcpu *vcpu) {}
-static inline void kvm_arch_vcpu_block_finish(struct kvm_vcpu *vcpu) {}
+
+#define __KVM_HAVE_ARCH_FLUSH_REMOTE_TLBS
#endif /* __MIPS_KVM_HOST_H__ */
generated by cgit (git 2.34.1) at 2024-05-09 06:38:49 +0000