| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef __SVM_H |
| #define __SVM_H |
| |
| #include <uapi/asm/svm.h> |
| |
| |
| enum { |
| INTERCEPT_INTR, |
| 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, |
| INTERCEPT_MONITOR, |
| INTERCEPT_MWAIT, |
| INTERCEPT_MWAIT_COND, |
| INTERCEPT_XSETBV, |
| }; |
| |
| |
| struct __attribute__ ((__packed__)) vmcb_control_area { |
| u32 intercept_cr; |
| u32 intercept_dr; |
| u32 intercept_exceptions; |
| u64 intercept; |
| u8 reserved_1[40]; |
| u16 pause_filter_thresh; |
| u16 pause_filter_count; |
| u64 iopm_base_pa; |
| u64 msrpm_base_pa; |
| u64 tsc_offset; |
| u32 asid; |
| u8 tlb_ctl; |
| u8 reserved_2[3]; |
| u32 int_ctl; |
| u32 int_vector; |
| u32 int_state; |
| u8 reserved_3[4]; |
| u32 exit_code; |
| u32 exit_code_hi; |
| u64 exit_info_1; |
| u64 exit_info_2; |
| u32 exit_int_info; |
| u32 exit_int_info_err; |
| u64 nested_ctl; |
| u64 avic_vapic_bar; |
| u8 reserved_4[8]; |
| u32 event_inj; |
| u32 event_inj_err; |
| u64 nested_cr3; |
| u64 virt_ext; |
| u32 clean; |
| u32 reserved_5; |
| u64 next_rip; |
| u8 insn_len; |
| u8 insn_bytes[15]; |
| u64 avic_backing_page; /* Offset 0xe0 */ |
| u8 reserved_6[8]; /* Offset 0xe8 */ |
| u64 avic_logical_id; /* Offset 0xf0 */ |
| u64 avic_physical_id; /* Offset 0xf8 */ |
| u8 reserved_7[768]; |
| }; |
| |
| |
| #define TLB_CONTROL_DO_NOTHING 0 |
| #define TLB_CONTROL_FLUSH_ALL_ASID 1 |
| #define TLB_CONTROL_FLUSH_ASID 3 |
| #define TLB_CONTROL_FLUSH_ASID_LOCAL 7 |
| |
| #define V_TPR_MASK 0x0f |
| |
| #define V_IRQ_SHIFT 8 |
| #define V_IRQ_MASK (1 << V_IRQ_SHIFT) |
| |
| #define V_GIF_SHIFT 9 |
| #define V_GIF_MASK (1 << V_GIF_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 V_GIF_ENABLE_SHIFT 25 |
| #define V_GIF_ENABLE_MASK (1 << V_GIF_ENABLE_SHIFT) |
| |
| #define AVIC_ENABLE_SHIFT 31 |
| #define AVIC_ENABLE_MASK (1 << AVIC_ENABLE_SHIFT) |
| |
| #define LBR_CTL_ENABLE_MASK BIT_ULL(0) |
| #define VIRTUAL_VMLOAD_VMSAVE_ENABLE_MASK BIT_ULL(1) |
| |
| #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) |
| |
| #define SVM_VM_CR_VALID_MASK 0x001fULL |
| #define SVM_VM_CR_SVM_LOCK_MASK 0x0008ULL |
| #define SVM_VM_CR_SVM_DIS_MASK 0x0010ULL |
| |
| #define SVM_NESTED_CTL_NP_ENABLE BIT(0) |
| #define SVM_NESTED_CTL_SEV_ENABLE BIT(1) |
| |
| struct __attribute__ ((__packed__)) vmcb_seg { |
| u16 selector; |
| u16 attrib; |
| u32 limit; |
| u64 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; |
| u8 reserved_1[43]; |
| u8 cpl; |
| u8 reserved_2[4]; |
| u64 efer; |
| u8 reserved_3[112]; |
| u64 cr4; |
| u64 cr3; |
| u64 cr0; |
| u64 dr7; |
| u64 dr6; |
| u64 rflags; |
| u64 rip; |
| u8 reserved_4[88]; |
| u64 rsp; |
| u8 reserved_5[24]; |
| u64 rax; |
| u64 star; |
| u64 lstar; |
| u64 cstar; |
| u64 sfmask; |
| u64 kernel_gs_base; |
| u64 sysenter_cs; |
| u64 sysenter_esp; |
| u64 sysenter_eip; |
| u64 cr2; |
| u8 reserved_6[32]; |
| u64 g_pat; |
| u64 dbgctl; |
| u64 br_from; |
| u64 br_to; |
| u64 last_excp_from; |
| u64 last_excp_to; |
| }; |
| |
| struct __attribute__ ((__packed__)) vmcb { |
| struct vmcb_control_area control; |
| struct vmcb_save_area save; |
| }; |
| |
| #define SVM_CPUID_FUNC 0x8000000a |
| |
| #define SVM_VM_CR_SVM_DISABLE 4 |
| |
| #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_READ 0 |
| #define INTERCEPT_CR3_READ 3 |
| #define INTERCEPT_CR4_READ 4 |
| #define INTERCEPT_CR8_READ 8 |
| #define INTERCEPT_CR0_WRITE (16 + 0) |
| #define INTERCEPT_CR3_WRITE (16 + 3) |
| #define INTERCEPT_CR4_WRITE (16 + 4) |
| #define INTERCEPT_CR8_WRITE (16 + 8) |
| |
| #define INTERCEPT_DR0_READ 0 |
| #define INTERCEPT_DR1_READ 1 |
| #define INTERCEPT_DR2_READ 2 |
| #define INTERCEPT_DR3_READ 3 |
| #define INTERCEPT_DR4_READ 4 |
| #define INTERCEPT_DR5_READ 5 |
| #define INTERCEPT_DR6_READ 6 |
| #define INTERCEPT_DR7_READ 7 |
| #define INTERCEPT_DR0_WRITE (16 + 0) |
| #define INTERCEPT_DR1_WRITE (16 + 1) |
| #define INTERCEPT_DR2_WRITE (16 + 2) |
| #define INTERCEPT_DR3_WRITE (16 + 3) |
| #define INTERCEPT_DR4_WRITE (16 + 4) |
| #define INTERCEPT_DR5_WRITE (16 + 5) |
| #define INTERCEPT_DR6_WRITE (16 + 6) |
| #define INTERCEPT_DR7_WRITE (16 + 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_MASK SVM_EVTINJ_TYPE_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_EXITINFOSHIFT_TS_REASON_IRET 36 |
| #define SVM_EXITINFOSHIFT_TS_REASON_JMP 38 |
| #define SVM_EXITINFOSHIFT_TS_HAS_ERROR_CODE 44 |
| |
| #define SVM_EXITINFO_REG_MASK 0x0F |
| |
| #define SVM_CR0_SELECTIVE_MASK (X86_CR0_TS | X86_CR0_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" |
| |
| #endif |
