?? svm.h
字號:
#ifndef __SVM_H#define __SVM_Henum { /* We shift all the intercept bits so we can OR them with the TB flags later on */ INTERCEPT_INTR = HF_HIF_SHIFT, INTERCEPT_NMI, INTERCEPT_SMI, INTERCEPT_INIT, INTERCEPT_VINTR, INTERCEPT_SELECTIVE_CR0, INTERCEPT_STORE_IDTR, INTERCEPT_STORE_GDTR, INTERCEPT_STORE_LDTR, INTERCEPT_STORE_TR, INTERCEPT_LOAD_IDTR, INTERCEPT_LOAD_GDTR, INTERCEPT_LOAD_LDTR, INTERCEPT_LOAD_TR, INTERCEPT_RDTSC, INTERCEPT_RDPMC, INTERCEPT_PUSHF, INTERCEPT_POPF, INTERCEPT_CPUID, INTERCEPT_RSM, INTERCEPT_IRET, INTERCEPT_INTn, INTERCEPT_INVD, INTERCEPT_PAUSE, INTERCEPT_HLT, INTERCEPT_INVLPG, INTERCEPT_INVLPGA, INTERCEPT_IOIO_PROT, INTERCEPT_MSR_PROT, INTERCEPT_TASK_SWITCH, INTERCEPT_FERR_FREEZE, INTERCEPT_SHUTDOWN, INTERCEPT_VMRUN, INTERCEPT_VMMCALL, INTERCEPT_VMLOAD, INTERCEPT_VMSAVE, INTERCEPT_STGI, INTERCEPT_CLGI, INTERCEPT_SKINIT, INTERCEPT_RDTSCP, INTERCEPT_ICEBP, INTERCEPT_WBINVD,};/* This is not really an intercept but rather a placeholder to show that we are in an SVM (just like a hidden flag, but keeps the TBs clean) */#define INTERCEPT_SVM 63#define INTERCEPT_SVM_MASK (1ULL << INTERCEPT_SVM)struct __attribute__ ((__packed__)) vmcb_control_area { uint16_t intercept_cr_read; uint16_t intercept_cr_write; uint16_t intercept_dr_read; uint16_t intercept_dr_write; uint32_t intercept_exceptions; uint64_t intercept; uint8_t reserved_1[44]; uint64_t iopm_base_pa; uint64_t msrpm_base_pa; uint64_t tsc_offset; uint32_t asid; uint8_t tlb_ctl; uint8_t reserved_2[3]; uint32_t int_ctl; uint32_t int_vector; uint32_t int_state; uint8_t reserved_3[4]; uint32_t exit_code; uint32_t exit_code_hi; uint64_t exit_info_1; uint64_t exit_info_2; uint32_t exit_int_info; uint32_t exit_int_info_err; uint64_t nested_ctl; uint8_t reserved_4[16]; uint32_t event_inj; uint32_t event_inj_err; uint64_t nested_cr3; uint64_t lbr_ctl; uint8_t reserved_5[832];};#define TLB_CONTROL_DO_NOTHING 0#define TLB_CONTROL_FLUSH_ALL_ASID 1#define V_TPR_MASK 0x0f#define V_IRQ_SHIFT 8#define V_IRQ_MASK (1 << V_IRQ_SHIFT)#define V_INTR_PRIO_SHIFT 16#define V_INTR_PRIO_MASK (0x0f << V_INTR_PRIO_SHIFT)#define V_IGN_TPR_SHIFT 20#define V_IGN_TPR_MASK (1 << V_IGN_TPR_SHIFT)#define V_INTR_MASKING_SHIFT 24#define V_INTR_MASKING_MASK (1 << V_INTR_MASKING_SHIFT)#define SVM_INTERRUPT_SHADOW_MASK 1#define SVM_IOIO_STR_SHIFT 2#define SVM_IOIO_REP_SHIFT 3#define SVM_IOIO_SIZE_SHIFT 4#define SVM_IOIO_ASIZE_SHIFT 7#define SVM_IOIO_TYPE_MASK 1#define SVM_IOIO_STR_MASK (1 << SVM_IOIO_STR_SHIFT)#define SVM_IOIO_REP_MASK (1 << SVM_IOIO_REP_SHIFT)#define SVM_IOIO_SIZE_MASK (7 << SVM_IOIO_SIZE_SHIFT)#define SVM_IOIO_ASIZE_MASK (7 << SVM_IOIO_ASIZE_SHIFT)struct __attribute__ ((__packed__)) vmcb_seg { uint16_t selector; uint16_t attrib; uint32_t limit; uint64_t base;};struct __attribute__ ((__packed__)) vmcb_save_area { struct vmcb_seg es; struct vmcb_seg cs; struct vmcb_seg ss; struct vmcb_seg ds; struct vmcb_seg fs; struct vmcb_seg gs; struct vmcb_seg gdtr; struct vmcb_seg ldtr; struct vmcb_seg idtr; struct vmcb_seg tr; uint8_t reserved_1[43]; uint8_t cpl; uint8_t reserved_2[4]; uint64_t efer; uint8_t reserved_3[112]; uint64_t cr4; uint64_t cr3; uint64_t cr0; uint64_t dr7; uint64_t dr6; uint64_t rflags; uint64_t rip; uint8_t reserved_4[88]; uint64_t rsp; uint8_t reserved_5[24]; uint64_t rax; uint64_t star; uint64_t lstar; uint64_t cstar; uint64_t sfmask; uint64_t kernel_gs_base; uint64_t sysenter_cs; uint64_t sysenter_esp; uint64_t sysenter_eip; uint64_t cr2; /* qemu: cr8 added to reuse this as hsave */ uint64_t cr8; uint8_t reserved_6[32 - 8]; /* originally 32 */ uint64_t g_pat; uint64_t dbgctl; uint64_t br_from; uint64_t br_to; uint64_t last_excp_from; uint64_t last_excp_to;};struct __attribute__ ((__packed__)) vmcb { struct vmcb_control_area control; struct vmcb_save_area save;};#define SVM_CPUID_FEATURE_SHIFT 2#define SVM_CPUID_FUNC 0x8000000a#define MSR_EFER_SVME_MASK (1ULL << 12)#define SVM_SELECTOR_S_SHIFT 4#define SVM_SELECTOR_DPL_SHIFT 5#define SVM_SELECTOR_P_SHIFT 7#define SVM_SELECTOR_AVL_SHIFT 8#define SVM_SELECTOR_L_SHIFT 9#define SVM_SELECTOR_DB_SHIFT 10#define SVM_SELECTOR_G_SHIFT 11#define SVM_SELECTOR_TYPE_MASK (0xf)#define SVM_SELECTOR_S_MASK (1 << SVM_SELECTOR_S_SHIFT)#define SVM_SELECTOR_DPL_MASK (3 << SVM_SELECTOR_DPL_SHIFT)#define SVM_SELECTOR_P_MASK (1 << SVM_SELECTOR_P_SHIFT)#define SVM_SELECTOR_AVL_MASK (1 << SVM_SELECTOR_AVL_SHIFT)#define SVM_SELECTOR_L_MASK (1 << SVM_SELECTOR_L_SHIFT)#define SVM_SELECTOR_DB_MASK (1 << SVM_SELECTOR_DB_SHIFT)#define SVM_SELECTOR_G_MASK (1 << SVM_SELECTOR_G_SHIFT)#define SVM_SELECTOR_WRITE_MASK (1 << 1)#define SVM_SELECTOR_READ_MASK SVM_SELECTOR_WRITE_MASK#define SVM_SELECTOR_CODE_MASK (1 << 3)#define INTERCEPT_CR0_MASK 1#define INTERCEPT_CR3_MASK (1 << 3)#define INTERCEPT_CR4_MASK (1 << 4)#define INTERCEPT_DR0_MASK 1#define INTERCEPT_DR1_MASK (1 << 1)#define INTERCEPT_DR2_MASK (1 << 2)#define INTERCEPT_DR3_MASK (1 << 3)#define INTERCEPT_DR4_MASK (1 << 4)#define INTERCEPT_DR5_MASK (1 << 5)#define INTERCEPT_DR6_MASK (1 << 6)#define INTERCEPT_DR7_MASK (1 << 7)#define SVM_EVTINJ_VEC_MASK 0xff#define SVM_EVTINJ_TYPE_SHIFT 8#define SVM_EVTINJ_TYPE_MASK (7 << SVM_EVTINJ_TYPE_SHIFT)#define SVM_EVTINJ_TYPE_INTR (0 << SVM_EVTINJ_TYPE_SHIFT)#define SVM_EVTINJ_TYPE_NMI (2 << SVM_EVTINJ_TYPE_SHIFT)#define SVM_EVTINJ_TYPE_EXEPT (3 << SVM_EVTINJ_TYPE_SHIFT)#define SVM_EVTINJ_TYPE_SOFT (4 << SVM_EVTINJ_TYPE_SHIFT)#define SVM_EVTINJ_VALID (1 << 31)#define SVM_EVTINJ_VALID_ERR (1 << 11)#define SVM_EXITINTINFO_VEC_MASK SVM_EVTINJ_VEC_MASK#define SVM_EXITINTINFO_TYPE_INTR SVM_EVTINJ_TYPE_INTR#define SVM_EXITINTINFO_TYPE_NMI SVM_EVTINJ_TYPE_NMI#define SVM_EXITINTINFO_TYPE_EXEPT SVM_EVTINJ_TYPE_EXEPT#define SVM_EXITINTINFO_TYPE_SOFT SVM_EVTINJ_TYPE_SOFT#define SVM_EXITINTINFO_VALID SVM_EVTINJ_VALID#define SVM_EXITINTINFO_VALID_ERR SVM_EVTINJ_VALID_ERR#define SVM_EXIT_READ_CR0 0x000#define SVM_EXIT_READ_CR3 0x003#define SVM_EXIT_READ_CR4 0x004#define SVM_EXIT_READ_CR8 0x008#define SVM_EXIT_WRITE_CR0 0x010#define SVM_EXIT_WRITE_CR3 0x013#define SVM_EXIT_WRITE_CR4 0x014#define SVM_EXIT_WRITE_CR8 0x018#define SVM_EXIT_READ_DR0 0x020#define SVM_EXIT_READ_DR1 0x021#define SVM_EXIT_READ_DR2 0x022#define SVM_EXIT_READ_DR3 0x023#define SVM_EXIT_READ_DR4 0x024#define SVM_EXIT_READ_DR5 0x025#define SVM_EXIT_READ_DR6 0x026#define SVM_EXIT_READ_DR7 0x027#define SVM_EXIT_WRITE_DR0 0x030#define SVM_EXIT_WRITE_DR1 0x031#define SVM_EXIT_WRITE_DR2 0x032#define SVM_EXIT_WRITE_DR3 0x033#define SVM_EXIT_WRITE_DR4 0x034#define SVM_EXIT_WRITE_DR5 0x035#define SVM_EXIT_WRITE_DR6 0x036#define SVM_EXIT_WRITE_DR7 0x037#define SVM_EXIT_EXCP_BASE 0x040#define SVM_EXIT_INTR 0x060#define SVM_EXIT_NMI 0x061#define SVM_EXIT_SMI 0x062#define SVM_EXIT_INIT 0x063#define SVM_EXIT_VINTR 0x064#define SVM_EXIT_CR0_SEL_WRITE 0x065#define SVM_EXIT_IDTR_READ 0x066#define SVM_EXIT_GDTR_READ 0x067#define SVM_EXIT_LDTR_READ 0x068#define SVM_EXIT_TR_READ 0x069#define SVM_EXIT_IDTR_WRITE 0x06a#define SVM_EXIT_GDTR_WRITE 0x06b#define SVM_EXIT_LDTR_WRITE 0x06c#define SVM_EXIT_TR_WRITE 0x06d#define SVM_EXIT_RDTSC 0x06e#define SVM_EXIT_RDPMC 0x06f#define SVM_EXIT_PUSHF 0x070#define SVM_EXIT_POPF 0x071#define SVM_EXIT_CPUID 0x072#define SVM_EXIT_RSM 0x073#define SVM_EXIT_IRET 0x074#define SVM_EXIT_SWINT 0x075#define SVM_EXIT_INVD 0x076#define SVM_EXIT_PAUSE 0x077#define SVM_EXIT_HLT 0x078#define SVM_EXIT_INVLPG 0x079#define SVM_EXIT_INVLPGA 0x07a#define SVM_EXIT_IOIO 0x07b#define SVM_EXIT_MSR 0x07c#define SVM_EXIT_TASK_SWITCH 0x07d#define SVM_EXIT_FERR_FREEZE 0x07e#define SVM_EXIT_SHUTDOWN 0x07f#define SVM_EXIT_VMRUN 0x080#define SVM_EXIT_VMMCALL 0x081#define SVM_EXIT_VMLOAD 0x082#define SVM_EXIT_VMSAVE 0x083#define SVM_EXIT_STGI 0x084#define SVM_EXIT_CLGI 0x085#define SVM_EXIT_SKINIT 0x086#define SVM_EXIT_RDTSCP 0x087#define SVM_EXIT_ICEBP 0x088#define SVM_EXIT_WBINVD 0x089/* only included in documentation, maybe wrong */#define SVM_EXIT_MONITOR 0x08a#define SVM_EXIT_MWAIT 0x08b#define SVM_EXIT_NPF 0x400#define SVM_EXIT_ERR -1#define SVM_CR0_SELECTIVE_MASK (1 << 3 | 1) /* TS and MP */#define SVM_VMLOAD ".byte 0x0f, 0x01, 0xda"#define SVM_VMRUN ".byte 0x0f, 0x01, 0xd8"#define SVM_VMSAVE ".byte 0x0f, 0x01, 0xdb"#define SVM_CLGI ".byte 0x0f, 0x01, 0xdd"#define SVM_STGI ".byte 0x0f, 0x01, 0xdc"#define SVM_INVLPGA ".byte 0x0f, 0x01, 0xdf"/* function references */void helper_stgi();void vmexit(uint64_t exit_code, uint64_t exit_info_1);int svm_check_intercept_param(uint32_t type, uint64_t param);static inline int svm_check_intercept(unsigned int type) { return svm_check_intercept_param(type, 0);}#define INTERCEPTED(mask) (env->intercept & mask)#define INTERCEPTEDw(var, mask) (env->intercept ## var & mask)#define INTERCEPTEDl(var, mask) (env->intercept ## var & mask)#define SVM_LOAD_SEG(addr, seg_index, seg) \ cpu_x86_load_seg_cache(env, \ R_##seg_index, \ lduw_phys(addr + offsetof(struct vmcb, save.seg.selector)),\ ldq_phys(addr + offsetof(struct vmcb, save.seg.base)),\ ldl_phys(addr + offsetof(struct vmcb, save.seg.limit)),\ vmcb2cpu_attrib(lduw_phys(addr + offsetof(struct vmcb, save.seg.attrib)), ldq_phys(addr + offsetof(struct vmcb, save.seg.base)), ldl_phys(addr + offsetof(struct vmcb, save.seg.limit))))#define SVM_LOAD_SEG2(addr, seg_qemu, seg_vmcb) \ env->seg_qemu.selector = lduw_phys(addr + offsetof(struct vmcb, save.seg_vmcb.selector)); \ env->seg_qemu.base = ldq_phys(addr + offsetof(struct vmcb, save.seg_vmcb.base)); \ env->seg_qemu.limit = ldl_phys(addr + offsetof(struct vmcb, save.seg_vmcb.limit)); \ env->seg_qemu.flags = vmcb2cpu_attrib(lduw_phys(addr + offsetof(struct vmcb, save.seg_vmcb.attrib)), env->seg_qemu.base, env->seg_qemu.limit)#define SVM_SAVE_SEG(addr, seg_qemu, seg_vmcb) \ stw_phys(addr + offsetof(struct vmcb, save.seg_vmcb.selector), env->seg_qemu.selector); \ stq_phys(addr + offsetof(struct vmcb, save.seg_vmcb.base), env->seg_qemu.base); \ stl_phys(addr + offsetof(struct vmcb, save.seg_vmcb.limit), env->seg_qemu.limit); \ stw_phys(addr + offsetof(struct vmcb, save.seg_vmcb.attrib), cpu2vmcb_attrib(env->seg_qemu.flags))#endif
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