334 lines
8.2 KiB
C
334 lines
8.2 KiB
C
#ifndef __SVM_H
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#define __SVM_H
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enum {
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INTERCEPT_INTR,
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INTERCEPT_NMI,
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INTERCEPT_SMI,
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INTERCEPT_INIT,
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INTERCEPT_VINTR,
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INTERCEPT_SELECTIVE_CR0,
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INTERCEPT_STORE_IDTR,
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INTERCEPT_STORE_GDTR,
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INTERCEPT_STORE_LDTR,
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INTERCEPT_STORE_TR,
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INTERCEPT_LOAD_IDTR,
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INTERCEPT_LOAD_GDTR,
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INTERCEPT_LOAD_LDTR,
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INTERCEPT_LOAD_TR,
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INTERCEPT_RDTSC,
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INTERCEPT_RDPMC,
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INTERCEPT_PUSHF,
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INTERCEPT_POPF,
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INTERCEPT_CPUID,
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INTERCEPT_RSM,
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INTERCEPT_IRET,
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INTERCEPT_INTn,
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INTERCEPT_INVD,
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INTERCEPT_PAUSE,
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INTERCEPT_HLT,
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INTERCEPT_INVLPG,
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INTERCEPT_INVLPGA,
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INTERCEPT_IOIO_PROT,
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INTERCEPT_MSR_PROT,
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INTERCEPT_TASK_SWITCH,
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INTERCEPT_FERR_FREEZE,
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INTERCEPT_SHUTDOWN,
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INTERCEPT_VMRUN,
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INTERCEPT_VMMCALL,
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INTERCEPT_VMLOAD,
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INTERCEPT_VMSAVE,
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INTERCEPT_STGI,
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INTERCEPT_CLGI,
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INTERCEPT_SKINIT,
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INTERCEPT_RDTSCP,
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INTERCEPT_ICEBP,
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INTERCEPT_WBINVD,
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INTERCEPT_MONITOR,
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INTERCEPT_MWAIT,
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INTERCEPT_MWAIT_COND,
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};
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struct __attribute__ ((__packed__)) vmcb_control_area {
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u16 intercept_cr_read;
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u16 intercept_cr_write;
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u16 intercept_dr_read;
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u16 intercept_dr_write;
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u32 intercept_exceptions;
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u64 intercept;
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u8 reserved_1[42];
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u16 pause_filter_count;
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u64 iopm_base_pa;
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u64 msrpm_base_pa;
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u64 tsc_offset;
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u32 asid;
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u8 tlb_ctl;
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u8 reserved_2[3];
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u32 int_ctl;
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u32 int_vector;
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u32 int_state;
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u8 reserved_3[4];
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u32 exit_code;
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u32 exit_code_hi;
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u64 exit_info_1;
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u64 exit_info_2;
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u32 exit_int_info;
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u32 exit_int_info_err;
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u64 nested_ctl;
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u8 reserved_4[16];
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u32 event_inj;
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u32 event_inj_err;
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u64 nested_cr3;
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u64 lbr_ctl;
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u64 reserved_5;
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u64 next_rip;
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u8 reserved_6[816];
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};
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#define TLB_CONTROL_DO_NOTHING 0
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#define TLB_CONTROL_FLUSH_ALL_ASID 1
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#define V_TPR_MASK 0x0f
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#define V_IRQ_SHIFT 8
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#define V_IRQ_MASK (1 << V_IRQ_SHIFT)
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#define V_INTR_PRIO_SHIFT 16
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#define V_INTR_PRIO_MASK (0x0f << V_INTR_PRIO_SHIFT)
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#define V_IGN_TPR_SHIFT 20
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#define V_IGN_TPR_MASK (1 << V_IGN_TPR_SHIFT)
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#define V_INTR_MASKING_SHIFT 24
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#define V_INTR_MASKING_MASK (1 << V_INTR_MASKING_SHIFT)
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#define SVM_INTERRUPT_SHADOW_MASK 1
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#define SVM_IOIO_STR_SHIFT 2
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#define SVM_IOIO_REP_SHIFT 3
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#define SVM_IOIO_SIZE_SHIFT 4
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#define SVM_IOIO_ASIZE_SHIFT 7
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#define SVM_IOIO_TYPE_MASK 1
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#define SVM_IOIO_STR_MASK (1 << SVM_IOIO_STR_SHIFT)
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#define SVM_IOIO_REP_MASK (1 << SVM_IOIO_REP_SHIFT)
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#define SVM_IOIO_SIZE_MASK (7 << SVM_IOIO_SIZE_SHIFT)
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#define SVM_IOIO_ASIZE_MASK (7 << SVM_IOIO_ASIZE_SHIFT)
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#define SVM_VM_CR_VALID_MASK 0x001fULL
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#define SVM_VM_CR_SVM_LOCK_MASK 0x0008ULL
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#define SVM_VM_CR_SVM_DIS_MASK 0x0010ULL
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struct __attribute__ ((__packed__)) vmcb_seg {
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u16 selector;
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u16 attrib;
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u32 limit;
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u64 base;
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};
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struct __attribute__ ((__packed__)) vmcb_save_area {
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struct vmcb_seg es;
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struct vmcb_seg cs;
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struct vmcb_seg ss;
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struct vmcb_seg ds;
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struct vmcb_seg fs;
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struct vmcb_seg gs;
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struct vmcb_seg gdtr;
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struct vmcb_seg ldtr;
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struct vmcb_seg idtr;
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struct vmcb_seg tr;
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u8 reserved_1[43];
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u8 cpl;
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u8 reserved_2[4];
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u64 efer;
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u8 reserved_3[112];
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u64 cr4;
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u64 cr3;
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u64 cr0;
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u64 dr7;
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u64 dr6;
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u64 rflags;
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u64 rip;
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u8 reserved_4[88];
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u64 rsp;
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u8 reserved_5[24];
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u64 rax;
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u64 star;
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u64 lstar;
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u64 cstar;
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u64 sfmask;
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u64 kernel_gs_base;
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u64 sysenter_cs;
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u64 sysenter_esp;
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u64 sysenter_eip;
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u64 cr2;
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u8 reserved_6[32];
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u64 g_pat;
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u64 dbgctl;
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u64 br_from;
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u64 br_to;
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u64 last_excp_from;
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u64 last_excp_to;
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};
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struct __attribute__ ((__packed__)) vmcb {
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struct vmcb_control_area control;
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struct vmcb_save_area save;
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};
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#define SVM_CPUID_FEATURE_SHIFT 2
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#define SVM_CPUID_FUNC 0x8000000a
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#define SVM_VM_CR_SVM_DISABLE 4
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#define SVM_SELECTOR_S_SHIFT 4
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#define SVM_SELECTOR_DPL_SHIFT 5
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#define SVM_SELECTOR_P_SHIFT 7
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#define SVM_SELECTOR_AVL_SHIFT 8
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#define SVM_SELECTOR_L_SHIFT 9
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#define SVM_SELECTOR_DB_SHIFT 10
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#define SVM_SELECTOR_G_SHIFT 11
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#define SVM_SELECTOR_TYPE_MASK (0xf)
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#define SVM_SELECTOR_S_MASK (1 << SVM_SELECTOR_S_SHIFT)
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#define SVM_SELECTOR_DPL_MASK (3 << SVM_SELECTOR_DPL_SHIFT)
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#define SVM_SELECTOR_P_MASK (1 << SVM_SELECTOR_P_SHIFT)
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#define SVM_SELECTOR_AVL_MASK (1 << SVM_SELECTOR_AVL_SHIFT)
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#define SVM_SELECTOR_L_MASK (1 << SVM_SELECTOR_L_SHIFT)
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#define SVM_SELECTOR_DB_MASK (1 << SVM_SELECTOR_DB_SHIFT)
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#define SVM_SELECTOR_G_MASK (1 << SVM_SELECTOR_G_SHIFT)
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#define SVM_SELECTOR_WRITE_MASK (1 << 1)
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#define SVM_SELECTOR_READ_MASK SVM_SELECTOR_WRITE_MASK
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#define SVM_SELECTOR_CODE_MASK (1 << 3)
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#define INTERCEPT_CR0_MASK 1
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#define INTERCEPT_CR3_MASK (1 << 3)
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#define INTERCEPT_CR4_MASK (1 << 4)
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#define INTERCEPT_CR8_MASK (1 << 8)
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#define INTERCEPT_DR0_MASK 1
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#define INTERCEPT_DR1_MASK (1 << 1)
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#define INTERCEPT_DR2_MASK (1 << 2)
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#define INTERCEPT_DR3_MASK (1 << 3)
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#define INTERCEPT_DR4_MASK (1 << 4)
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#define INTERCEPT_DR5_MASK (1 << 5)
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#define INTERCEPT_DR6_MASK (1 << 6)
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#define INTERCEPT_DR7_MASK (1 << 7)
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#define SVM_EVTINJ_VEC_MASK 0xff
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#define SVM_EVTINJ_TYPE_SHIFT 8
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#define SVM_EVTINJ_TYPE_MASK (7 << SVM_EVTINJ_TYPE_SHIFT)
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#define SVM_EVTINJ_TYPE_INTR (0 << SVM_EVTINJ_TYPE_SHIFT)
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#define SVM_EVTINJ_TYPE_NMI (2 << SVM_EVTINJ_TYPE_SHIFT)
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#define SVM_EVTINJ_TYPE_EXEPT (3 << SVM_EVTINJ_TYPE_SHIFT)
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#define SVM_EVTINJ_TYPE_SOFT (4 << SVM_EVTINJ_TYPE_SHIFT)
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#define SVM_EVTINJ_VALID (1 << 31)
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#define SVM_EVTINJ_VALID_ERR (1 << 11)
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#define SVM_EXITINTINFO_VEC_MASK SVM_EVTINJ_VEC_MASK
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#define SVM_EXITINTINFO_TYPE_MASK SVM_EVTINJ_TYPE_MASK
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#define SVM_EXITINTINFO_TYPE_INTR SVM_EVTINJ_TYPE_INTR
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#define SVM_EXITINTINFO_TYPE_NMI SVM_EVTINJ_TYPE_NMI
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#define SVM_EXITINTINFO_TYPE_EXEPT SVM_EVTINJ_TYPE_EXEPT
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#define SVM_EXITINTINFO_TYPE_SOFT SVM_EVTINJ_TYPE_SOFT
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#define SVM_EXITINTINFO_VALID SVM_EVTINJ_VALID
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#define SVM_EXITINTINFO_VALID_ERR SVM_EVTINJ_VALID_ERR
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#define SVM_EXITINFOSHIFT_TS_REASON_IRET 36
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#define SVM_EXITINFOSHIFT_TS_REASON_JMP 38
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#define SVM_EXITINFOSHIFT_TS_HAS_ERROR_CODE 44
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#define SVM_EXIT_READ_CR0 0x000
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#define SVM_EXIT_READ_CR3 0x003
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#define SVM_EXIT_READ_CR4 0x004
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#define SVM_EXIT_READ_CR8 0x008
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#define SVM_EXIT_WRITE_CR0 0x010
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#define SVM_EXIT_WRITE_CR3 0x013
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#define SVM_EXIT_WRITE_CR4 0x014
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#define SVM_EXIT_WRITE_CR8 0x018
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#define SVM_EXIT_READ_DR0 0x020
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#define SVM_EXIT_READ_DR1 0x021
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#define SVM_EXIT_READ_DR2 0x022
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#define SVM_EXIT_READ_DR3 0x023
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#define SVM_EXIT_READ_DR4 0x024
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#define SVM_EXIT_READ_DR5 0x025
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#define SVM_EXIT_READ_DR6 0x026
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#define SVM_EXIT_READ_DR7 0x027
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#define SVM_EXIT_WRITE_DR0 0x030
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#define SVM_EXIT_WRITE_DR1 0x031
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#define SVM_EXIT_WRITE_DR2 0x032
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#define SVM_EXIT_WRITE_DR3 0x033
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#define SVM_EXIT_WRITE_DR4 0x034
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#define SVM_EXIT_WRITE_DR5 0x035
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#define SVM_EXIT_WRITE_DR6 0x036
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#define SVM_EXIT_WRITE_DR7 0x037
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#define SVM_EXIT_EXCP_BASE 0x040
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#define SVM_EXIT_INTR 0x060
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#define SVM_EXIT_NMI 0x061
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#define SVM_EXIT_SMI 0x062
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#define SVM_EXIT_INIT 0x063
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#define SVM_EXIT_VINTR 0x064
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#define SVM_EXIT_CR0_SEL_WRITE 0x065
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#define SVM_EXIT_IDTR_READ 0x066
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#define SVM_EXIT_GDTR_READ 0x067
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#define SVM_EXIT_LDTR_READ 0x068
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#define SVM_EXIT_TR_READ 0x069
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#define SVM_EXIT_IDTR_WRITE 0x06a
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#define SVM_EXIT_GDTR_WRITE 0x06b
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#define SVM_EXIT_LDTR_WRITE 0x06c
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#define SVM_EXIT_TR_WRITE 0x06d
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#define SVM_EXIT_RDTSC 0x06e
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#define SVM_EXIT_RDPMC 0x06f
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#define SVM_EXIT_PUSHF 0x070
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#define SVM_EXIT_POPF 0x071
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#define SVM_EXIT_CPUID 0x072
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#define SVM_EXIT_RSM 0x073
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#define SVM_EXIT_IRET 0x074
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#define SVM_EXIT_SWINT 0x075
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#define SVM_EXIT_INVD 0x076
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#define SVM_EXIT_PAUSE 0x077
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#define SVM_EXIT_HLT 0x078
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#define SVM_EXIT_INVLPG 0x079
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#define SVM_EXIT_INVLPGA 0x07a
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#define SVM_EXIT_IOIO 0x07b
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#define SVM_EXIT_MSR 0x07c
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#define SVM_EXIT_TASK_SWITCH 0x07d
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#define SVM_EXIT_FERR_FREEZE 0x07e
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#define SVM_EXIT_SHUTDOWN 0x07f
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#define SVM_EXIT_VMRUN 0x080
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#define SVM_EXIT_VMMCALL 0x081
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#define SVM_EXIT_VMLOAD 0x082
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#define SVM_EXIT_VMSAVE 0x083
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#define SVM_EXIT_STGI 0x084
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#define SVM_EXIT_CLGI 0x085
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#define SVM_EXIT_SKINIT 0x086
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#define SVM_EXIT_RDTSCP 0x087
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#define SVM_EXIT_ICEBP 0x088
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#define SVM_EXIT_WBINVD 0x089
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#define SVM_EXIT_MONITOR 0x08a
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#define SVM_EXIT_MWAIT 0x08b
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#define SVM_EXIT_MWAIT_COND 0x08c
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#define SVM_EXIT_NPF 0x400
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#define SVM_EXIT_ERR -1
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#define SVM_CR0_SELECTIVE_MASK (X86_CR0_TS | X86_CR0_MP)
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#define SVM_VMLOAD ".byte 0x0f, 0x01, 0xda"
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#define SVM_VMRUN ".byte 0x0f, 0x01, 0xd8"
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#define SVM_VMSAVE ".byte 0x0f, 0x01, 0xdb"
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#define SVM_CLGI ".byte 0x0f, 0x01, 0xdd"
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#define SVM_STGI ".byte 0x0f, 0x01, 0xdc"
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#define SVM_INVLPGA ".byte 0x0f, 0x01, 0xdf"
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#endif
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