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Diffstat (limited to 'arch/mips/include/asm/kvm_host.h')
-rw-r--r--arch/mips/include/asm/kvm_host.h315
1 files changed, 125 insertions, 190 deletions
diff --git a/arch/mips/include/asm/kvm_host.h b/arch/mips/include/asm/kvm_host.h
index 36a391d289aa..b54bcadd8aec 100644
--- a/arch/mips/include/asm/kvm_host.h
+++ b/arch/mips/include/asm/kvm_host.h
@@ -19,6 +19,9 @@
#include <linux/threads.h>
#include <linux/spinlock.h>
+#include <asm/inst.h>
+#include <asm/mipsregs.h>
+
/* MIPS KVM register ids */
#define MIPS_CP0_32(_R, _S) \
(KVM_REG_MIPS_CP0 | KVM_REG_SIZE_U32 | (8 * (_R) + (_S)))
@@ -53,6 +56,12 @@
#define KVM_REG_MIPS_CP0_CONFIG7 MIPS_CP0_32(16, 7)
#define KVM_REG_MIPS_CP0_XCONTEXT MIPS_CP0_64(20, 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)
+#define KVM_REG_MIPS_CP0_KSCRATCH3 MIPS_CP0_64(31, 4)
+#define KVM_REG_MIPS_CP0_KSCRATCH4 MIPS_CP0_64(31, 5)
+#define KVM_REG_MIPS_CP0_KSCRATCH5 MIPS_CP0_64(31, 6)
+#define KVM_REG_MIPS_CP0_KSCRATCH6 MIPS_CP0_64(31, 7)
#define KVM_MAX_VCPUS 1
@@ -65,8 +74,14 @@
-/* Special address that contains the comm page, used for reducing # of traps */
-#define KVM_GUEST_COMMPAGE_ADDR 0x0
+/*
+ * 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))
@@ -93,9 +108,6 @@
#define KVM_INVALID_ADDR 0xdeadbeef
extern atomic_t kvm_mips_instance;
-extern kvm_pfn_t (*kvm_mips_gfn_to_pfn)(struct kvm *kvm, gfn_t gfn);
-extern void (*kvm_mips_release_pfn_clean)(kvm_pfn_t pfn);
-extern bool (*kvm_mips_is_error_pfn)(kvm_pfn_t pfn);
struct kvm_vm_stat {
u32 remote_tlb_flush;
@@ -126,28 +138,6 @@ struct kvm_vcpu_stat {
u32 halt_wakeup;
};
-enum kvm_mips_exit_types {
- WAIT_EXITS,
- CACHE_EXITS,
- SIGNAL_EXITS,
- INT_EXITS,
- COP_UNUSABLE_EXITS,
- TLBMOD_EXITS,
- TLBMISS_LD_EXITS,
- TLBMISS_ST_EXITS,
- ADDRERR_ST_EXITS,
- ADDRERR_LD_EXITS,
- SYSCALL_EXITS,
- RESVD_INST_EXITS,
- BREAK_INST_EXITS,
- TRAP_INST_EXITS,
- MSA_FPE_EXITS,
- FPE_EXITS,
- MSA_DISABLED_EXITS,
- FLUSH_DCACHE_EXITS,
- MAX_KVM_MIPS_EXIT_TYPES
-};
-
struct kvm_arch_memory_slot {
};
@@ -215,73 +205,6 @@ struct mips_coproc {
#define MIPS_CP0_CONFIG4_SEL 4
#define MIPS_CP0_CONFIG5_SEL 5
-/* Config0 register bits */
-#define CP0C0_M 31
-#define CP0C0_K23 28
-#define CP0C0_KU 25
-#define CP0C0_MDU 20
-#define CP0C0_MM 17
-#define CP0C0_BM 16
-#define CP0C0_BE 15
-#define CP0C0_AT 13
-#define CP0C0_AR 10
-#define CP0C0_MT 7
-#define CP0C0_VI 3
-#define CP0C0_K0 0
-
-/* Config1 register bits */
-#define CP0C1_M 31
-#define CP0C1_MMU 25
-#define CP0C1_IS 22
-#define CP0C1_IL 19
-#define CP0C1_IA 16
-#define CP0C1_DS 13
-#define CP0C1_DL 10
-#define CP0C1_DA 7
-#define CP0C1_C2 6
-#define CP0C1_MD 5
-#define CP0C1_PC 4
-#define CP0C1_WR 3
-#define CP0C1_CA 2
-#define CP0C1_EP 1
-#define CP0C1_FP 0
-
-/* Config2 Register bits */
-#define CP0C2_M 31
-#define CP0C2_TU 28
-#define CP0C2_TS 24
-#define CP0C2_TL 20
-#define CP0C2_TA 16
-#define CP0C2_SU 12
-#define CP0C2_SS 8
-#define CP0C2_SL 4
-#define CP0C2_SA 0
-
-/* Config3 Register bits */
-#define CP0C3_M 31
-#define CP0C3_ISA_ON_EXC 16
-#define CP0C3_ULRI 13
-#define CP0C3_DSPP 10
-#define CP0C3_LPA 7
-#define CP0C3_VEIC 6
-#define CP0C3_VInt 5
-#define CP0C3_SP 4
-#define CP0C3_MT 2
-#define CP0C3_SM 1
-#define CP0C3_TL 0
-
-/* MMU types, the first four entries have the same layout as the
- CP0C0_MT field. */
-enum mips_mmu_types {
- MMU_TYPE_NONE,
- MMU_TYPE_R4000,
- MMU_TYPE_RESERVED,
- MMU_TYPE_FMT,
- MMU_TYPE_R3000,
- MMU_TYPE_R6000,
- MMU_TYPE_R8000
-};
-
/* Resume Flags */
#define RESUME_FLAG_DR (1<<0) /* Reload guest nonvolatile state? */
#define RESUME_FLAG_HOST (1<<1) /* Resume host? */
@@ -298,11 +221,6 @@ enum emulation_result {
EMULATE_PRIV_FAIL,
};
-#define MIPS3_PG_G 0x00000001 /* Global; ignore ASID if in lo0 & lo1 */
-#define MIPS3_PG_V 0x00000002 /* Valid */
-#define MIPS3_PG_NV 0x00000000
-#define MIPS3_PG_D 0x00000004 /* Dirty */
-
#define mips3_paddr_to_tlbpfn(x) \
(((unsigned long)(x) >> MIPS3_PG_SHIFT) & MIPS3_PG_FRAME)
#define mips3_tlbpfn_to_paddr(x) \
@@ -313,13 +231,11 @@ enum emulation_result {
#define VPN2_MASK 0xffffe000
#define KVM_ENTRYHI_ASID MIPS_ENTRYHI_ASID
-#define TLB_IS_GLOBAL(x) (((x).tlb_lo0 & MIPS3_PG_G) && \
- ((x).tlb_lo1 & MIPS3_PG_G))
+#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)
-#define TLB_IS_VALID(x, va) (((va) & (1 << PAGE_SHIFT)) \
- ? ((x).tlb_lo1 & MIPS3_PG_V) \
- : ((x).tlb_lo0 & MIPS3_PG_V))
+#define TLB_LO_IDX(x, va) (((va) >> PAGE_SHIFT) & 1)
+#define TLB_IS_VALID(x, va) ((x).tlb_lo[TLB_LO_IDX(x, va)] & ENTRYLO_V)
#define TLB_HI_VPN2_HIT(x, y) ((TLB_VPN2(x) & ~(x).tlb_mask) == \
((y) & VPN2_MASK & ~(x).tlb_mask))
#define TLB_HI_ASID_HIT(x, y) (TLB_IS_GLOBAL(x) || \
@@ -328,26 +244,23 @@ enum emulation_result {
struct kvm_mips_tlb {
long tlb_mask;
long tlb_hi;
- long tlb_lo0;
- long tlb_lo1;
+ long tlb_lo[2];
};
-#define KVM_MIPS_FPU_FPU 0x1
-#define KVM_MIPS_FPU_MSA 0x2
+#define KVM_MIPS_AUX_FPU 0x1
+#define KVM_MIPS_AUX_MSA 0x2
#define KVM_MIPS_GUEST_TLB_SIZE 64
struct kvm_vcpu_arch {
- void *host_ebase, *guest_ebase;
+ void *guest_ebase;
int (*vcpu_run)(struct kvm_run *run, struct kvm_vcpu *vcpu);
unsigned long host_stack;
unsigned long host_gp;
/* Host CP0 registers used when handling exits from guest */
unsigned long host_cp0_badvaddr;
- unsigned long host_cp0_cause;
unsigned long host_cp0_epc;
- unsigned long host_cp0_entryhi;
- uint32_t guest_inst;
+ u32 host_cp0_cause;
/* GPRS */
unsigned long gprs[32];
@@ -357,8 +270,8 @@ struct kvm_vcpu_arch {
/* FPU State */
struct mips_fpu_struct fpu;
- /* Which FPU state is loaded (KVM_MIPS_FPU_*) */
- unsigned int fpu_inuse;
+ /* Which auxiliary state is loaded (KVM_MIPS_AUX_*) */
+ unsigned int aux_inuse;
/* COP0 State */
struct mips_coproc *cop0;
@@ -370,11 +283,11 @@ struct kvm_vcpu_arch {
struct hrtimer comparecount_timer;
/* Count timer control KVM register */
- uint32_t count_ctl;
+ u32 count_ctl;
/* Count bias from the raw time */
- uint32_t count_bias;
+ u32 count_bias;
/* Frequency of timer in Hz */
- uint32_t count_hz;
+ u32 count_hz;
/* Dynamic nanosecond bias (multiple of count_period) to avoid overflow */
s64 count_dyn_bias;
/* Resume time */
@@ -388,7 +301,7 @@ struct kvm_vcpu_arch {
/* Bitmask of pending exceptions to be cleared */
unsigned long pending_exceptions_clr;
- unsigned long pending_load_cause;
+ u32 pending_load_cause;
/* Save/Restore the entryhi register when are are preempted/scheduled back in */
unsigned long preempt_entryhi;
@@ -397,8 +310,8 @@ struct kvm_vcpu_arch {
struct kvm_mips_tlb guest_tlb[KVM_MIPS_GUEST_TLB_SIZE];
/* Cached guest kernel/user ASIDs */
- uint32_t guest_user_asid[NR_CPUS];
- uint32_t guest_kernel_asid[NR_CPUS];
+ u32 guest_user_asid[NR_CPUS];
+ u32 guest_kernel_asid[NR_CPUS];
struct mm_struct guest_kernel_mm, guest_user_mm;
int last_sched_cpu;
@@ -408,6 +321,7 @@ struct kvm_vcpu_arch {
u8 fpu_enabled;
u8 msa_enabled;
+ u8 kscratch_enabled;
};
@@ -461,6 +375,18 @@ struct kvm_vcpu_arch {
#define kvm_write_c0_guest_config7(cop0, val) (cop0->reg[MIPS_CP0_CONFIG][7] = (val))
#define kvm_read_c0_guest_errorepc(cop0) (cop0->reg[MIPS_CP0_ERROR_PC][0])
#define kvm_write_c0_guest_errorepc(cop0, val) (cop0->reg[MIPS_CP0_ERROR_PC][0] = (val))
+#define kvm_read_c0_guest_kscratch1(cop0) (cop0->reg[MIPS_CP0_DESAVE][2])
+#define kvm_read_c0_guest_kscratch2(cop0) (cop0->reg[MIPS_CP0_DESAVE][3])
+#define kvm_read_c0_guest_kscratch3(cop0) (cop0->reg[MIPS_CP0_DESAVE][4])
+#define kvm_read_c0_guest_kscratch4(cop0) (cop0->reg[MIPS_CP0_DESAVE][5])
+#define kvm_read_c0_guest_kscratch5(cop0) (cop0->reg[MIPS_CP0_DESAVE][6])
+#define kvm_read_c0_guest_kscratch6(cop0) (cop0->reg[MIPS_CP0_DESAVE][7])
+#define kvm_write_c0_guest_kscratch1(cop0, val) (cop0->reg[MIPS_CP0_DESAVE][2] = (val))
+#define kvm_write_c0_guest_kscratch2(cop0, val) (cop0->reg[MIPS_CP0_DESAVE][3] = (val))
+#define kvm_write_c0_guest_kscratch3(cop0, val) (cop0->reg[MIPS_CP0_DESAVE][4] = (val))
+#define kvm_write_c0_guest_kscratch4(cop0, val) (cop0->reg[MIPS_CP0_DESAVE][5] = (val))
+#define kvm_write_c0_guest_kscratch5(cop0, val) (cop0->reg[MIPS_CP0_DESAVE][6] = (val))
+#define kvm_write_c0_guest_kscratch6(cop0, val) (cop0->reg[MIPS_CP0_DESAVE][7] = (val))
/*
* Some of the guest registers may be modified asynchronously (e.g. from a
@@ -474,7 +400,7 @@ static inline void _kvm_atomic_set_c0_guest_reg(unsigned long *reg,
unsigned long temp;
do {
__asm__ __volatile__(
- " .set mips3 \n"
+ " .set "MIPS_ISA_ARCH_LEVEL" \n"
" " __LL "%0, %1 \n"
" or %0, %2 \n"
" " __SC "%0, %1 \n"
@@ -490,7 +416,7 @@ static inline void _kvm_atomic_clear_c0_guest_reg(unsigned long *reg,
unsigned long temp;
do {
__asm__ __volatile__(
- " .set mips3 \n"
+ " .set "MIPS_ISA_ARCH_LEVEL" \n"
" " __LL "%0, %1 \n"
" and %0, %2 \n"
" " __SC "%0, %1 \n"
@@ -507,7 +433,7 @@ static inline void _kvm_atomic_change_c0_guest_reg(unsigned long *reg,
unsigned long temp;
do {
__asm__ __volatile__(
- " .set mips3 \n"
+ " .set "MIPS_ISA_ARCH_LEVEL" \n"
" " __LL "%0, %1 \n"
" and %0, %2 \n"
" or %0, %3 \n"
@@ -542,7 +468,7 @@ static inline void _kvm_atomic_change_c0_guest_reg(unsigned long *reg,
static inline bool kvm_mips_guest_can_have_fpu(struct kvm_vcpu_arch *vcpu)
{
- return (!__builtin_constant_p(cpu_has_fpu) || cpu_has_fpu) &&
+ return (!__builtin_constant_p(raw_cpu_has_fpu) || raw_cpu_has_fpu) &&
vcpu->fpu_enabled;
}
@@ -589,9 +515,11 @@ struct kvm_mips_callbacks {
void (*dequeue_io_int)(struct kvm_vcpu *vcpu,
struct kvm_mips_interrupt *irq);
int (*irq_deliver)(struct kvm_vcpu *vcpu, unsigned int priority,
- uint32_t cause);
+ u32 cause);
int (*irq_clear)(struct kvm_vcpu *vcpu, unsigned int priority,
- uint32_t cause);
+ u32 cause);
+ unsigned long (*num_regs)(struct kvm_vcpu *vcpu);
+ int (*copy_reg_indices)(struct kvm_vcpu *vcpu, u64 __user *indices);
int (*get_one_reg)(struct kvm_vcpu *vcpu,
const struct kvm_one_reg *reg, s64 *v);
int (*set_one_reg)(struct kvm_vcpu *vcpu,
@@ -605,8 +533,13 @@ int kvm_mips_emulation_init(struct kvm_mips_callbacks **install_callbacks);
/* Debug: dump vcpu state */
int kvm_arch_vcpu_dump_regs(struct kvm_vcpu *vcpu);
-/* Trampoline ASM routine to start running in "Guest" context */
-extern int __kvm_mips_vcpu_run(struct kvm_run *run, struct kvm_vcpu *vcpu);
+extern int kvm_mips_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu);
+
+/* Building of entry/exception code */
+int kvm_mips_entry_setup(void);
+void *kvm_mips_build_vcpu_run(void *addr);
+void *kvm_mips_build_exception(void *addr, void *handler);
+void *kvm_mips_build_exit(void *addr);
/* FPU/MSA context management */
void __kvm_save_fpu(struct kvm_vcpu_arch *vcpu);
@@ -622,11 +555,11 @@ void kvm_drop_fpu(struct kvm_vcpu *vcpu);
void kvm_lose_fpu(struct kvm_vcpu *vcpu);
/* TLB handling */
-uint32_t kvm_get_kernel_asid(struct kvm_vcpu *vcpu);
+u32 kvm_get_kernel_asid(struct kvm_vcpu *vcpu);
-uint32_t kvm_get_user_asid(struct kvm_vcpu *vcpu);
+u32 kvm_get_user_asid(struct kvm_vcpu *vcpu);
-uint32_t kvm_get_commpage_asid (struct kvm_vcpu *vcpu);
+u32 kvm_get_commpage_asid (struct kvm_vcpu *vcpu);
extern int kvm_mips_handle_kseg0_tlb_fault(unsigned long badbaddr,
struct kvm_vcpu *vcpu);
@@ -635,22 +568,24 @@ 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 *hpa0,
- unsigned long *hpa1);
+ struct kvm_mips_tlb *tlb);
-extern enum emulation_result kvm_mips_handle_tlbmiss(unsigned long cause,
- uint32_t *opc,
+extern enum emulation_result kvm_mips_handle_tlbmiss(u32 cause,
+ u32 *opc,
struct kvm_run *run,
struct kvm_vcpu *vcpu);
-extern enum emulation_result kvm_mips_handle_tlbmod(unsigned long cause,
- uint32_t *opc,
+extern enum emulation_result kvm_mips_handle_tlbmod(u32 cause,
+ u32 *opc,
struct kvm_run *run,
struct kvm_vcpu *vcpu);
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_write(struct kvm_vcpu *vcpu, unsigned long entryhi,
+ unsigned long entrylo0,
+ unsigned long entrylo1,
+ int flush_dcache_mask);
extern void kvm_mips_flush_host_tlb(int skip_kseg0);
extern int kvm_mips_host_tlb_inv(struct kvm_vcpu *vcpu, unsigned long entryhi);
@@ -667,90 +602,90 @@ extern void kvm_mips_vcpu_load(struct kvm_vcpu *vcpu, int cpu);
extern void kvm_mips_vcpu_put(struct kvm_vcpu *vcpu);
/* Emulation */
-uint32_t kvm_get_inst(uint32_t *opc, struct kvm_vcpu *vcpu);
-enum emulation_result update_pc(struct kvm_vcpu *vcpu, uint32_t cause);
+u32 kvm_get_inst(u32 *opc, struct kvm_vcpu *vcpu);
+enum emulation_result update_pc(struct kvm_vcpu *vcpu, u32 cause);
-extern enum emulation_result kvm_mips_emulate_inst(unsigned long cause,
- uint32_t *opc,
+extern enum emulation_result kvm_mips_emulate_inst(u32 cause,
+ u32 *opc,
struct kvm_run *run,
struct kvm_vcpu *vcpu);
-extern enum emulation_result kvm_mips_emulate_syscall(unsigned long cause,
- uint32_t *opc,
+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(unsigned long cause,
- uint32_t *opc,
+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(unsigned long cause,
- uint32_t *opc,
+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(unsigned long cause,
- uint32_t *opc,
+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(unsigned long cause,
- uint32_t *opc,
+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(unsigned long cause,
- uint32_t *opc,
+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(unsigned long cause,
- uint32_t *opc,
+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(unsigned long cause,
- uint32_t *opc,
+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(unsigned long cause,
- uint32_t *opc,
+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(unsigned long cause,
- uint32_t *opc,
+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(unsigned long cause,
- uint32_t *opc,
+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(unsigned long cause,
- uint32_t *opc,
+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(unsigned long cause,
- uint32_t *opc,
+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(unsigned long cause,
- uint32_t *opc,
+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);
-uint32_t kvm_mips_read_count(struct kvm_vcpu *vcpu);
-void kvm_mips_write_count(struct kvm_vcpu *vcpu, uint32_t count);
-void kvm_mips_write_compare(struct kvm_vcpu *vcpu, uint32_t compare, bool ack);
+u32 kvm_mips_read_count(struct kvm_vcpu *vcpu);
+void kvm_mips_write_count(struct kvm_vcpu *vcpu, u32 count);
+void kvm_mips_write_compare(struct kvm_vcpu *vcpu, u32 compare, bool ack);
void kvm_mips_init_count(struct kvm_vcpu *vcpu);
int kvm_mips_set_count_ctl(struct kvm_vcpu *vcpu, s64 count_ctl);
int kvm_mips_set_count_resume(struct kvm_vcpu *vcpu, s64 count_resume);
@@ -759,27 +694,27 @@ void kvm_mips_count_enable_cause(struct kvm_vcpu *vcpu);
void kvm_mips_count_disable_cause(struct kvm_vcpu *vcpu);
enum hrtimer_restart kvm_mips_count_timeout(struct kvm_vcpu *vcpu);
-enum emulation_result kvm_mips_check_privilege(unsigned long cause,
- uint32_t *opc,
+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(uint32_t inst,
- uint32_t *opc,
- uint32_t cause,
+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(uint32_t inst,
- uint32_t *opc,
- uint32_t cause,
+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(uint32_t inst,
- uint32_t cause,
+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(uint32_t inst,
- uint32_t cause,
+enum emulation_result kvm_mips_emulate_load(union mips_instruction inst,
+ u32 cause,
struct kvm_run *run,
struct kvm_vcpu *vcpu);
@@ -789,13 +724,13 @@ unsigned int kvm_mips_config4_wrmask(struct kvm_vcpu *vcpu);
unsigned int kvm_mips_config5_wrmask(struct kvm_vcpu *vcpu);
/* Dynamic binary translation */
-extern int kvm_mips_trans_cache_index(uint32_t inst, uint32_t *opc,
- struct kvm_vcpu *vcpu);
-extern int kvm_mips_trans_cache_va(uint32_t inst, uint32_t *opc,
+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(uint32_t inst, uint32_t *opc,
+extern int kvm_mips_trans_mfc0(union mips_instruction inst, u32 *opc,
struct kvm_vcpu *vcpu);
-extern int kvm_mips_trans_mtc0(uint32_t inst, uint32_t *opc,
+extern int kvm_mips_trans_mtc0(union mips_instruction inst, u32 *opc,
struct kvm_vcpu *vcpu);
/* Misc */
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-28 20:30:16 +0300