| /* | |
| * This program is free software; you can redistribute it and/or modify | |
| * it under the terms of the GNU General Public License, version 2, as | |
| * published by the Free Software Foundation. | |
| * | |
| * This program is distributed in the hope that it will be useful, | |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| * GNU General Public License for more details. | |
| * | |
| * You should have received a copy of the GNU General Public License | |
| * along with this program; if not, write to the Free Software | |
| * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | |
| * | |
| * Copyright IBM Corp. 2007 | |
| * | |
| * Authors: Hollis Blanchard <hollisb@us.ibm.com> | |
| */ | |
| #ifndef __POWERPC_KVM_HOST_H__ | |
| #define __POWERPC_KVM_HOST_H__ | |
| #include <linux/mutex.h> | |
| #include <linux/hrtimer.h> | |
| #include <linux/interrupt.h> | |
| #include <linux/types.h> | |
| #include <linux/kvm_types.h> | |
| #include <linux/threads.h> | |
| #include <linux/spinlock.h> | |
| #include <linux/kvm_para.h> | |
| #include <linux/list.h> | |
| #include <linux/atomic.h> | |
| #include <asm/kvm_asm.h> | |
| #include <asm/processor.h> | |
| #include <asm/page.h> | |
| #include <asm/cacheflush.h> | |
| #include <asm/hvcall.h> | |
| #define KVM_MAX_VCPUS NR_CPUS | |
| #define KVM_MAX_VCORES NR_CPUS | |
| #define KVM_USER_MEM_SLOTS 32 | |
| #define KVM_MEM_SLOTS_NUM KVM_USER_MEM_SLOTS | |
| #ifdef CONFIG_KVM_MMIO | |
| #define KVM_COALESCED_MMIO_PAGE_OFFSET 1 | |
| #endif | |
| #define KVM_HALT_POLL_NS_DEFAULT 500000 | |
| /* These values are internal and can be increased later */ | |
| #define KVM_NR_IRQCHIPS 1 | |
| #define KVM_IRQCHIP_NUM_PINS 256 | |
| #include <linux/mmu_notifier.h> | |
| #define KVM_ARCH_WANT_MMU_NOTIFIER | |
| extern int kvm_unmap_hva(struct kvm *kvm, unsigned long hva); | |
| extern int kvm_unmap_hva_range(struct kvm *kvm, | |
| unsigned long start, unsigned long end); | |
| extern int kvm_age_hva(struct kvm *kvm, unsigned long start, unsigned long end); | |
| extern int kvm_test_age_hva(struct kvm *kvm, unsigned long hva); | |
| extern void kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte); | |
| static inline void kvm_arch_mmu_notifier_invalidate_page(struct kvm *kvm, | |
| unsigned long address) | |
| { | |
| } | |
| #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 | |
| 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; | |
| }; | |
| struct kvm_vcpu_stat { | |
| u32 sum_exits; | |
| u32 mmio_exits; | |
| u32 signal_exits; | |
| u32 light_exits; | |
| /* Account for special types of light exits: */ | |
| u32 itlb_real_miss_exits; | |
| u32 itlb_virt_miss_exits; | |
| u32 dtlb_real_miss_exits; | |
| u32 dtlb_virt_miss_exits; | |
| u32 syscall_exits; | |
| u32 isi_exits; | |
| u32 dsi_exits; | |
| u32 emulated_inst_exits; | |
| u32 dec_exits; | |
| u32 ext_intr_exits; | |
| u32 halt_successful_poll; | |
| u32 halt_attempted_poll; | |
| u32 halt_wakeup; | |
| u32 dbell_exits; | |
| u32 gdbell_exits; | |
| u32 ld; | |
| u32 st; | |
| #ifdef CONFIG_PPC_BOOK3S | |
| u32 pf_storage; | |
| u32 pf_instruc; | |
| u32 sp_storage; | |
| u32 sp_instruc; | |
| u32 queue_intr; | |
| u32 ld_slow; | |
| u32 st_slow; | |
| #endif | |
| }; | |
| enum kvm_exit_types { | |
| MMIO_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, | |
| EMULATED_RFCI_EXITS, | |
| EMULATED_RFDI_EXITS, | |
| DEC_EXITS, | |
| EXT_INTR_EXITS, | |
| HALT_WAKEUP, | |
| USR_PR_INST, | |
| FP_UNAVAIL, | |
| DEBUG_EXITS, | |
| TIMEINGUEST, | |
| DBELL_EXITS, | |
| GDBELL_EXITS, | |
| __NUMBER_OF_KVM_EXIT_TYPES | |
| }; | |
| /* 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 kvmppc_pginfo { | |
| unsigned long pfn; | |
| atomic_t refcnt; | |
| }; | |
| struct kvmppc_spapr_tce_table { | |
| struct list_head list; | |
| struct kvm *kvm; | |
| u64 liobn; | |
| u32 window_size; | |
| struct page *pages[0]; | |
| }; | |
| /* XICS components, defined in book3s_xics.c */ | |
| struct kvmppc_xics; | |
| struct kvmppc_icp; | |
| /* | |
| * The reverse mapping array has one entry for each HPTE, | |
| * which stores the guest's view of the second word of the HPTE | |
| * (including the guest physical address of the mapping), | |
| * plus forward and backward pointers in a doubly-linked ring | |
| * of HPTEs that map the same host page. The pointers in this | |
| * ring are 32-bit HPTE indexes, to save space. | |
| */ | |
| struct revmap_entry { | |
| unsigned long guest_rpte; | |
| unsigned int forw, back; | |
| }; | |
| /* | |
| * We use the top bit of each memslot->arch.rmap entry as a lock bit, | |
| * and bit 32 as a present flag. The bottom 32 bits are the | |
| * index in the guest HPT of a HPTE that points to the page. | |
| */ | |
| #define KVMPPC_RMAP_LOCK_BIT 63 | |
| #define KVMPPC_RMAP_RC_SHIFT 32 | |
| #define KVMPPC_RMAP_CHG_SHIFT 48 | |
| #define KVMPPC_RMAP_REFERENCED (HPTE_R_R << KVMPPC_RMAP_RC_SHIFT) | |
| #define KVMPPC_RMAP_CHANGED (HPTE_R_C << KVMPPC_RMAP_RC_SHIFT) | |
| #define KVMPPC_RMAP_CHG_ORDER (0x3ful << KVMPPC_RMAP_CHG_SHIFT) | |
| #define KVMPPC_RMAP_PRESENT 0x100000000ul | |
| #define KVMPPC_RMAP_INDEX 0xfffffffful | |
| struct kvm_arch_memory_slot { | |
| #ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE | |
| unsigned long *rmap; | |
| #endif /* CONFIG_KVM_BOOK3S_HV_POSSIBLE */ | |
| }; | |
| struct kvm_arch { | |
| unsigned int lpid; | |
| #ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE | |
| unsigned long hpt_virt; | |
| struct revmap_entry *revmap; | |
| unsigned int host_lpid; | |
| unsigned long host_lpcr; | |
| unsigned long sdr1; | |
| unsigned long host_sdr1; | |
| int tlbie_lock; | |
| unsigned long lpcr; | |
| unsigned long vrma_slb_v; | |
| int hpte_setup_done; | |
| u32 hpt_order; | |
| atomic_t vcpus_running; | |
| u32 online_vcores; | |
| unsigned long hpt_npte; | |
| unsigned long hpt_mask; | |
| atomic_t hpte_mod_interest; | |
| cpumask_t need_tlb_flush; | |
| int hpt_cma_alloc; | |
| struct dentry *debugfs_dir; | |
| struct dentry *htab_dentry; | |
| #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; | |
| DECLARE_BITMAP(enabled_hcalls, MAX_HCALL_OPCODE/4 + 1); | |
| #endif | |
| #ifdef CONFIG_KVM_MPIC | |
| struct openpic *mpic; | |
| #endif | |
| #ifdef CONFIG_KVM_XICS | |
| struct kvmppc_xics *xics; | |
| #endif | |
| struct kvmppc_ops *kvm_ops; | |
| #ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE | |
| /* This array can grow quite large, keep it at the end */ | |
| struct kvmppc_vcore *vcores[KVM_MAX_VCORES]; | |
| #endif | |
| }; | |
| /* | |
| * Struct for a virtual core. | |
| * Note: entry_exit_map combines a bitmap of threads that have entered | |
| * in the bottom 8 bits and a bitmap of threads that have exited in the | |
| * next 8 bits. This is so that we can atomically set the entry bit | |
| * iff the exit map is 0 without taking a lock. | |
| */ | |
| struct kvmppc_vcore { | |
| int n_runnable; | |
| int num_threads; | |
| int entry_exit_map; | |
| int napping_threads; | |
| int first_vcpuid; | |
| u16 pcpu; | |
| u16 last_cpu; | |
| u8 vcore_state; | |
| u8 in_guest; | |
| struct kvmppc_vcore *master_vcore; | |
| struct list_head runnable_threads; | |
| struct list_head preempt_list; | |
| spinlock_t lock; | |
| wait_queue_head_t wq; | |
| spinlock_t stoltb_lock; /* protects stolen_tb and preempt_tb */ | |
| 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) */ | |
| ulong conferring_threads; | |
| }; | |
| #define VCORE_ENTRY_MAP(vc) ((vc)->entry_exit_map & 0xff) | |
| #define VCORE_EXIT_MAP(vc) ((vc)->entry_exit_map >> 8) | |
| #define VCORE_IS_EXITING(vc) (VCORE_EXIT_MAP(vc) != 0) | |
| /* This bit is used when a vcore exit is triggered from outside the vcore */ | |
| #define VCORE_EXIT_REQ 0x10000 | |
| /* | |
| * Values for vcore_state. | |
| * Note that these are arranged such that lower values | |
| * (< VCORE_SLEEPING) don't require stolen time accounting | |
| * on load/unload, and higher values do. | |
| */ | |
| #define VCORE_INACTIVE 0 | |
| #define VCORE_PREEMPT 1 | |
| #define VCORE_PIGGYBACK 2 | |
| #define VCORE_SLEEPING 3 | |
| #define VCORE_RUNNING 4 | |
| #define VCORE_EXITING 5 | |
| /* | |
| * Struct used to manage memory for a virtual processor area | |
| * registered by a PAPR guest. There are three types of area | |
| * that a guest can register. | |
| */ | |
| struct kvmppc_vpa { | |
| unsigned long gpa; /* Current guest phys addr */ | |
| void *pinned_addr; /* Address in kernel linear mapping */ | |
| void *pinned_end; /* End of region */ | |
| unsigned long next_gpa; /* Guest phys addr for update */ | |
| unsigned long len; /* Number of bytes required */ | |
| u8 update_pending; /* 1 => update pinned_addr from next_gpa */ | |
| bool dirty; /* true => area has been modified by kernel */ | |
| }; | |
| struct kvmppc_pte { | |
| ulong eaddr; | |
| u64 vpage; | |
| ulong raddr; | |
| bool may_read : 1; | |
| bool may_write : 1; | |
| bool may_execute : 1; | |
| u8 page_size; /* MMU_PAGE_xxx */ | |
| }; | |
| 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, 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); | |
| u64 (*ea_to_vp)(struct kvm_vcpu *vcpu, gva_t eaddr, bool data); | |
| bool (*is_dcbz32)(struct kvm_vcpu *vcpu); | |
| }; | |
| struct kvmppc_slb { | |
| u64 esid; | |
| u64 vsid; | |
| u64 orige; | |
| u64 origv; | |
| bool valid : 1; | |
| bool Ks : 1; | |
| bool Kp : 1; | |
| bool nx : 1; | |
| bool large : 1; /* PTEs are 16MB */ | |
| bool tb : 1; /* 1TB segment */ | |
| bool class : 1; | |
| u8 base_page_size; /* MMU_PAGE_xxx */ | |
| }; | |
| /* Struct used to accumulate timing information in HV real mode code */ | |
| struct kvmhv_tb_accumulator { | |
| u64 seqcount; /* used to synchronize access, also count * 2 */ | |
| u64 tb_total; /* total time in timebase ticks */ | |
| u64 tb_min; /* min time */ | |
| u64 tb_max; /* max time */ | |
| }; | |
| # ifdef CONFIG_PPC_FSL_BOOK3E | |
| #define KVMPPC_BOOKE_IAC_NUM 2 | |
| #define KVMPPC_BOOKE_DAC_NUM 2 | |
| # else | |
| #define KVMPPC_BOOKE_IAC_NUM 4 | |
| #define KVMPPC_BOOKE_DAC_NUM 2 | |
| # endif | |
| #define KVMPPC_BOOKE_MAX_IAC 4 | |
| #define KVMPPC_BOOKE_MAX_DAC 2 | |
| /* KVMPPC_EPR_USER takes precedence over KVMPPC_EPR_KERNEL */ | |
| #define KVMPPC_EPR_NONE 0 /* EPR not supported */ | |
| #define KVMPPC_EPR_USER 1 /* exit to userspace to fill EPR */ | |
| #define KVMPPC_EPR_KERNEL 2 /* in-kernel irqchip */ | |
| #define KVMPPC_IRQ_DEFAULT 0 | |
| #define KVMPPC_IRQ_MPIC 1 | |
| #define KVMPPC_IRQ_XICS 2 | |
| struct openpic; | |
| struct kvm_vcpu_arch { | |
| ulong host_stack; | |
| u32 host_pid; | |
| #ifdef CONFIG_PPC_BOOK3S | |
| struct kvmppc_slb slb[64]; | |
| 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]; | |
| struct thread_fp_state fp; | |
| #ifdef CONFIG_SPE | |
| ulong evr[32]; | |
| ulong spefscr; | |
| ulong host_spefscr; | |
| u64 acc; | |
| #endif | |
| #ifdef CONFIG_ALTIVEC | |
| struct thread_vr_state vr; | |
| #endif | |
| #ifdef CONFIG_KVM_BOOKE_HV | |
| u32 host_mas4; | |
| u32 host_mas6; | |
| u32 shadow_epcr; | |
| u32 shadow_msrp; | |
| u32 eplc; | |
| u32 epsc; | |
| u32 oldpir; | |
| #endif | |
| #if defined(CONFIG_BOOKE) | |
| #if defined(CONFIG_KVM_BOOKE_HV) || defined(CONFIG_64BIT) | |
| u32 epcr; | |
| #endif | |
| #endif | |
| #ifdef CONFIG_PPC_BOOK3S | |
| /* For Gekko paired singles */ | |
| u32 qpr[32]; | |
| #endif | |
| ulong pc; | |
| ulong ctr; | |
| ulong lr; | |
| #ifdef CONFIG_PPC_BOOK3S | |
| ulong tar; | |
| #endif | |
| ulong xer; | |
| u32 cr; | |
| #ifdef CONFIG_PPC_BOOK3S | |
| ulong hflags; | |
| 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; | |
| u32 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; | |
| /* shadow_msr is unused for BookE HV */ | |
| ulong shadow_msr; | |
| ulong csrr0; | |
| ulong csrr1; | |
| ulong dsrr0; | |
| ulong dsrr1; | |
| ulong mcsrr0; | |
| ulong mcsrr1; | |
| ulong mcsr; | |
| u32 dec; | |
| #ifdef CONFIG_BOOKE | |
| u32 decar; | |
| #endif | |
| /* Time base value when we entered the guest */ | |
| u64 entry_tb; | |
| u64 entry_vtb; | |
| u64 entry_ic; | |
| u32 tcr; | |
| ulong tsr; /* we need to perform set/clr_bits() which requires ulong */ | |
| u32 ivor[64]; | |
| ulong ivpr; | |
| u32 pvr; | |
| u32 shadow_pid; | |
| u32 shadow_pid1; | |
| u32 pid; | |
| u32 swap_pid; | |
| u32 ccr0; | |
| u32 ccr1; | |
| u32 dbsr; | |
| 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; | |
| 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_PPC_BOOK3S | |
| ulong fault_dar; | |
| u32 fault_dsisr; | |
| unsigned long intr_msr; | |
| #endif | |
| #ifdef CONFIG_BOOKE | |
| ulong fault_dear; | |
| ulong fault_esr; | |
| ulong queued_dear; | |
| ulong queued_esr; | |
| spinlock_t wdt_lock; | |
| struct timer_list wdt_timer; | |
| u32 tlbcfg[4]; | |
| u32 tlbps[4]; | |
| u32 mmucfg; | |
| u32 eptcfg; | |
| u32 epr; | |
| u64 sprg9; | |
| u32 pwrmgtcr0; | |
| u32 crit_save; | |
| /* guest debug registers*/ | |
| struct debug_reg 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_host_swabbed; | |
| u8 mmio_sign_extend; | |
| u8 osi_needed; | |
| u8 osi_enabled; | |
| u8 papr_enabled; | |
| u8 watchdog_enabled; | |
| u8 sane; | |
| u8 cpu_type; | |
| u8 hcall_needed; | |
| u8 epr_flags; /* KVMPPC_EPR_xxx */ | |
| u8 epr_needed; | |
| u32 cpr0_cfgaddr; /* holds the last set cpr0_cfgaddr */ | |
| struct hrtimer dec_timer; | |
| u64 dec_jiffies; | |
| u64 dec_expires; | |
| unsigned long pending_exceptions; | |
| u8 ceded; | |
| u8 prodded; | |
| u32 last_inst; | |
| wait_queue_head_t *wqp; | |
| struct kvmppc_vcore *vcore; | |
| int ret; | |
| int trap; | |
| int state; | |
| int ptid; | |
| int thread_cpu; | |
| bool timer_running; | |
| 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; | |
| struct openpic *mpic; /* KVM_IRQ_MPIC */ | |
| #ifdef CONFIG_KVM_XICS | |
| struct kvmppc_icp *icp; /* XICS presentation controller */ | |
| #endif | |
| #ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE | |
| struct kvm_vcpu_arch_shared shregs; | |
| unsigned long pgfault_addr; | |
| long pgfault_index; | |
| unsigned long pgfault_hpte[2]; | |
| struct list_head run_list; | |
| struct task_struct *run_task; | |
| struct kvm_run *kvm_run; | |
| spinlock_t vpa_update_lock; | |
| struct kvmppc_vpa vpa; | |
| struct kvmppc_vpa dtl; | |
| struct dtl_entry *dtl_ptr; | |
| unsigned long dtl_index; | |
| u64 stolen_logged; | |
| struct kvmppc_vpa slb_shadow; | |
| spinlock_t tbacct_lock; | |
| u64 busy_stolen; | |
| u64 busy_preempt; | |
| u32 emul_inst; | |
| #endif | |
| #ifdef CONFIG_KVM_BOOK3S_HV_EXIT_TIMING | |
| struct kvmhv_tb_accumulator *cur_activity; /* What we're timing */ | |
| u64 cur_tb_start; /* when it started */ | |
| struct kvmhv_tb_accumulator rm_entry; /* real-mode entry code */ | |
| struct kvmhv_tb_accumulator rm_intr; /* real-mode intr handling */ | |
| struct kvmhv_tb_accumulator rm_exit; /* real-mode exit code */ | |
| struct kvmhv_tb_accumulator guest_time; /* guest execution */ | |
| struct kvmhv_tb_accumulator cede_time; /* time napping inside guest */ | |
| struct dentry *debugfs_dir; | |
| struct dentry *debugfs_timings; | |
| #endif /* CONFIG_KVM_BOOK3S_HV_EXIT_TIMING */ | |
| }; | |
| #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 | |
| #define KVMPPC_VCPU_BUSY_IN_HOST 2 | |
| /* Values for vcpu->arch.io_gpr */ | |
| #define KVM_MMIO_REG_MASK 0x001f | |
| #define KVM_MMIO_REG_EXT_MASK 0xffe0 | |
| #define KVM_MMIO_REG_GPR 0x0000 | |
| #define KVM_MMIO_REG_FPR 0x0020 | |
| #define KVM_MMIO_REG_QPR 0x0040 | |
| #define KVM_MMIO_REG_FQPR 0x0060 | |
| #define __KVM_HAVE_ARCH_WQP | |
| #define __KVM_HAVE_CREATE_DEVICE | |
| static inline void kvm_arch_hardware_disable(void) {} | |
| static inline void kvm_arch_hardware_unsetup(void) {} | |
| static inline void kvm_arch_sync_events(struct kvm *kvm) {} | |
| static inline void kvm_arch_memslots_updated(struct kvm *kvm, struct kvm_memslots *slots) {} | |
| static inline void kvm_arch_flush_shadow_all(struct kvm *kvm) {} | |
| static inline void kvm_arch_sched_in(struct kvm_vcpu *vcpu, int cpu) {} | |
| static inline void kvm_arch_exit(void) {} | |
| #endif /* __POWERPC_KVM_HOST_H__ */ |