/* * 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/timer.h> #include <linux/types.h> #include <linux/kvm_types.h> #include <asm/kvm_asm.h> #define KVM_MAX_VCPUS 1 #define KVM_MEMORY_SLOTS 32 /* memory slots that does not exposed to userspace */ #define KVM_PRIVATE_MEM_SLOTS 4 #define KVM_COALESCED_MMIO_PAGE_OFFSET 1 /* We don't currently support large pages. */ #define KVM_PAGES_PER_HPAGE (1<<31) struct kvm; struct kvm_run; struct kvm_vcpu; struct kvm_vm_stat { u32 remote_tlb_flush; }; struct kvm_vcpu_stat { u32 sum_exits; u32 mmio_exits; u32 dcr_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_wakeup; }; struct kvmppc_44x_tlbe { u32 tid; /* Only the low 8 bits are used. */ u32 word0; u32 word1; u32 word2; }; 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 }; /* 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 { u32 host_stack; u32 host_pid; u32 host_dbcr0; u32 host_dbcr1; u32 host_dbcr2; u32 host_iac[4]; u32 host_msr; u64 fpr[32]; ulong gpr[32]; ulong pc; u32 cr; ulong ctr; ulong lr; ulong xer; ulong msr; u32 mmucr; 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]; ulong ivpr; u32 pir; u32 shadow_pid; u32 pid; u32 swap_pid; u32 pvr; u32 ccr0; u32 ccr1; u32 dbcr0; u32 dbcr1; #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 u32 last_inst; ulong fault_dear; ulong fault_esr; gpa_t paddr_accessed; u8 io_gpr; /* GPR used as IO source/target */ u8 mmio_is_bigendian; u8 dcr_needed; u8 dcr_is_write; u32 cpr0_cfgaddr; /* holds the last set cpr0_cfgaddr */ struct timer_list dec_timer; unsigned long pending_exceptions; }; struct kvm_guest_debug { int enabled; unsigned long bp[4]; int singlestep; }; #endif /* __POWERPC_KVM_HOST_H__ */