1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * tools/testing/selftests/kvm/include/x86_64/svm.h
4 * This is a copy of arch/x86/include/asm/svm.h
5 *
6 */
7
8#ifndef SELFTEST_KVM_SVM_H
9#define SELFTEST_KVM_SVM_H
10
11enum {
12	INTERCEPT_INTR,
13	INTERCEPT_NMI,
14	INTERCEPT_SMI,
15	INTERCEPT_INIT,
16	INTERCEPT_VINTR,
17	INTERCEPT_SELECTIVE_CR0,
18	INTERCEPT_STORE_IDTR,
19	INTERCEPT_STORE_GDTR,
20	INTERCEPT_STORE_LDTR,
21	INTERCEPT_STORE_TR,
22	INTERCEPT_LOAD_IDTR,
23	INTERCEPT_LOAD_GDTR,
24	INTERCEPT_LOAD_LDTR,
25	INTERCEPT_LOAD_TR,
26	INTERCEPT_RDTSC,
27	INTERCEPT_RDPMC,
28	INTERCEPT_PUSHF,
29	INTERCEPT_POPF,
30	INTERCEPT_CPUID,
31	INTERCEPT_RSM,
32	INTERCEPT_IRET,
33	INTERCEPT_INTn,
34	INTERCEPT_INVD,
35	INTERCEPT_PAUSE,
36	INTERCEPT_HLT,
37	INTERCEPT_INVLPG,
38	INTERCEPT_INVLPGA,
39	INTERCEPT_IOIO_PROT,
40	INTERCEPT_MSR_PROT,
41	INTERCEPT_TASK_SWITCH,
42	INTERCEPT_FERR_FREEZE,
43	INTERCEPT_SHUTDOWN,
44	INTERCEPT_VMRUN,
45	INTERCEPT_VMMCALL,
46	INTERCEPT_VMLOAD,
47	INTERCEPT_VMSAVE,
48	INTERCEPT_STGI,
49	INTERCEPT_CLGI,
50	INTERCEPT_SKINIT,
51	INTERCEPT_RDTSCP,
52	INTERCEPT_ICEBP,
53	INTERCEPT_WBINVD,
54	INTERCEPT_MONITOR,
55	INTERCEPT_MWAIT,
56	INTERCEPT_MWAIT_COND,
57	INTERCEPT_XSETBV,
58	INTERCEPT_RDPRU,
59};
60
61struct hv_vmcb_enlightenments {
62	struct __packed hv_enlightenments_control {
63		u32 nested_flush_hypercall:1;
64		u32 msr_bitmap:1;
65		u32 enlightened_npt_tlb: 1;
66		u32 reserved:29;
67	} __packed hv_enlightenments_control;
68	u32 hv_vp_id;
69	u64 hv_vm_id;
70	u64 partition_assist_page;
71	u64 reserved;
72} __packed;
73
74/*
75 * Hyper-V uses the software reserved clean bit in VMCB
76 */
77#define HV_VMCB_NESTED_ENLIGHTENMENTS (1U << 31)
78
79/* Synthetic VM-Exit */
80#define HV_SVM_EXITCODE_ENL			0xf0000000
81#define HV_SVM_ENL_EXITCODE_TRAP_AFTER_FLUSH	(1)
82
83struct __attribute__ ((__packed__)) vmcb_control_area {
84	u32 intercept_cr;
85	u32 intercept_dr;
86	u32 intercept_exceptions;
87	u64 intercept;
88	u8 reserved_1[40];
89	u16 pause_filter_thresh;
90	u16 pause_filter_count;
91	u64 iopm_base_pa;
92	u64 msrpm_base_pa;
93	u64 tsc_offset;
94	u32 asid;
95	u8 tlb_ctl;
96	u8 reserved_2[3];
97	u32 int_ctl;
98	u32 int_vector;
99	u32 int_state;
100	u8 reserved_3[4];
101	u32 exit_code;
102	u32 exit_code_hi;
103	u64 exit_info_1;
104	u64 exit_info_2;
105	u32 exit_int_info;
106	u32 exit_int_info_err;
107	u64 nested_ctl;
108	u64 avic_vapic_bar;
109	u8 reserved_4[8];
110	u32 event_inj;
111	u32 event_inj_err;
112	u64 nested_cr3;
113	u64 virt_ext;
114	u32 clean;
115	u32 reserved_5;
116	u64 next_rip;
117	u8 insn_len;
118	u8 insn_bytes[15];
119	u64 avic_backing_page;	/* Offset 0xe0 */
120	u8 reserved_6[8];	/* Offset 0xe8 */
121	u64 avic_logical_id;	/* Offset 0xf0 */
122	u64 avic_physical_id;	/* Offset 0xf8 */
123	u8 reserved_7[8];
124	u64 vmsa_pa;		/* Used for an SEV-ES guest */
125	u8 reserved_8[720];
126	/*
127	 * Offset 0x3e0, 32 bytes reserved
128	 * for use by hypervisor/software.
129	 */
130	union {
131		struct hv_vmcb_enlightenments hv_enlightenments;
132		u8 reserved_sw[32];
133	};
134};
135
136
137#define TLB_CONTROL_DO_NOTHING 0
138#define TLB_CONTROL_FLUSH_ALL_ASID 1
139#define TLB_CONTROL_FLUSH_ASID 3
140#define TLB_CONTROL_FLUSH_ASID_LOCAL 7
141
142#define V_TPR_MASK 0x0f
143
144#define V_IRQ_SHIFT 8
145#define V_IRQ_MASK (1 << V_IRQ_SHIFT)
146
147#define V_GIF_SHIFT 9
148#define V_GIF_MASK (1 << V_GIF_SHIFT)
149
150#define V_INTR_PRIO_SHIFT 16
151#define V_INTR_PRIO_MASK (0x0f << V_INTR_PRIO_SHIFT)
152
153#define V_IGN_TPR_SHIFT 20
154#define V_IGN_TPR_MASK (1 << V_IGN_TPR_SHIFT)
155
156#define V_INTR_MASKING_SHIFT 24
157#define V_INTR_MASKING_MASK (1 << V_INTR_MASKING_SHIFT)
158
159#define V_GIF_ENABLE_SHIFT 25
160#define V_GIF_ENABLE_MASK (1 << V_GIF_ENABLE_SHIFT)
161
162#define AVIC_ENABLE_SHIFT 31
163#define AVIC_ENABLE_MASK (1 << AVIC_ENABLE_SHIFT)
164
165#define LBR_CTL_ENABLE_MASK BIT_ULL(0)
166#define VIRTUAL_VMLOAD_VMSAVE_ENABLE_MASK BIT_ULL(1)
167
168#define SVM_INTERRUPT_SHADOW_MASK 1
169
170#define SVM_IOIO_STR_SHIFT 2
171#define SVM_IOIO_REP_SHIFT 3
172#define SVM_IOIO_SIZE_SHIFT 4
173#define SVM_IOIO_ASIZE_SHIFT 7
174
175#define SVM_IOIO_TYPE_MASK 1
176#define SVM_IOIO_STR_MASK (1 << SVM_IOIO_STR_SHIFT)
177#define SVM_IOIO_REP_MASK (1 << SVM_IOIO_REP_SHIFT)
178#define SVM_IOIO_SIZE_MASK (7 << SVM_IOIO_SIZE_SHIFT)
179#define SVM_IOIO_ASIZE_MASK (7 << SVM_IOIO_ASIZE_SHIFT)
180
181#define SVM_VM_CR_VALID_MASK	0x001fULL
182#define SVM_VM_CR_SVM_LOCK_MASK 0x0008ULL
183#define SVM_VM_CR_SVM_DIS_MASK  0x0010ULL
184
185#define SVM_NESTED_CTL_NP_ENABLE	BIT(0)
186#define SVM_NESTED_CTL_SEV_ENABLE	BIT(1)
187
188struct __attribute__ ((__packed__)) vmcb_seg {
189	u16 selector;
190	u16 attrib;
191	u32 limit;
192	u64 base;
193};
194
195struct __attribute__ ((__packed__)) vmcb_save_area {
196	struct vmcb_seg es;
197	struct vmcb_seg cs;
198	struct vmcb_seg ss;
199	struct vmcb_seg ds;
200	struct vmcb_seg fs;
201	struct vmcb_seg gs;
202	struct vmcb_seg gdtr;
203	struct vmcb_seg ldtr;
204	struct vmcb_seg idtr;
205	struct vmcb_seg tr;
206	u8 reserved_1[43];
207	u8 cpl;
208	u8 reserved_2[4];
209	u64 efer;
210	u8 reserved_3[112];
211	u64 cr4;
212	u64 cr3;
213	u64 cr0;
214	u64 dr7;
215	u64 dr6;
216	u64 rflags;
217	u64 rip;
218	u8 reserved_4[88];
219	u64 rsp;
220	u8 reserved_5[24];
221	u64 rax;
222	u64 star;
223	u64 lstar;
224	u64 cstar;
225	u64 sfmask;
226	u64 kernel_gs_base;
227	u64 sysenter_cs;
228	u64 sysenter_esp;
229	u64 sysenter_eip;
230	u64 cr2;
231	u8 reserved_6[32];
232	u64 g_pat;
233	u64 dbgctl;
234	u64 br_from;
235	u64 br_to;
236	u64 last_excp_from;
237	u64 last_excp_to;
238};
239
240struct __attribute__ ((__packed__)) vmcb {
241	struct vmcb_control_area control;
242	struct vmcb_save_area save;
243};
244
245#define SVM_VM_CR_SVM_DISABLE 4
246
247#define SVM_SELECTOR_S_SHIFT 4
248#define SVM_SELECTOR_DPL_SHIFT 5
249#define SVM_SELECTOR_P_SHIFT 7
250#define SVM_SELECTOR_AVL_SHIFT 8
251#define SVM_SELECTOR_L_SHIFT 9
252#define SVM_SELECTOR_DB_SHIFT 10
253#define SVM_SELECTOR_G_SHIFT 11
254
255#define SVM_SELECTOR_TYPE_MASK (0xf)
256#define SVM_SELECTOR_S_MASK (1 << SVM_SELECTOR_S_SHIFT)
257#define SVM_SELECTOR_DPL_MASK (3 << SVM_SELECTOR_DPL_SHIFT)
258#define SVM_SELECTOR_P_MASK (1 << SVM_SELECTOR_P_SHIFT)
259#define SVM_SELECTOR_AVL_MASK (1 << SVM_SELECTOR_AVL_SHIFT)
260#define SVM_SELECTOR_L_MASK (1 << SVM_SELECTOR_L_SHIFT)
261#define SVM_SELECTOR_DB_MASK (1 << SVM_SELECTOR_DB_SHIFT)
262#define SVM_SELECTOR_G_MASK (1 << SVM_SELECTOR_G_SHIFT)
263
264#define SVM_SELECTOR_WRITE_MASK (1 << 1)
265#define SVM_SELECTOR_READ_MASK SVM_SELECTOR_WRITE_MASK
266#define SVM_SELECTOR_CODE_MASK (1 << 3)
267
268#define INTERCEPT_CR0_READ	0
269#define INTERCEPT_CR3_READ	3
270#define INTERCEPT_CR4_READ	4
271#define INTERCEPT_CR8_READ	8
272#define INTERCEPT_CR0_WRITE	(16 + 0)
273#define INTERCEPT_CR3_WRITE	(16 + 3)
274#define INTERCEPT_CR4_WRITE	(16 + 4)
275#define INTERCEPT_CR8_WRITE	(16 + 8)
276
277#define INTERCEPT_DR0_READ	0
278#define INTERCEPT_DR1_READ	1
279#define INTERCEPT_DR2_READ	2
280#define INTERCEPT_DR3_READ	3
281#define INTERCEPT_DR4_READ	4
282#define INTERCEPT_DR5_READ	5
283#define INTERCEPT_DR6_READ	6
284#define INTERCEPT_DR7_READ	7
285#define INTERCEPT_DR0_WRITE	(16 + 0)
286#define INTERCEPT_DR1_WRITE	(16 + 1)
287#define INTERCEPT_DR2_WRITE	(16 + 2)
288#define INTERCEPT_DR3_WRITE	(16 + 3)
289#define INTERCEPT_DR4_WRITE	(16 + 4)
290#define INTERCEPT_DR5_WRITE	(16 + 5)
291#define INTERCEPT_DR6_WRITE	(16 + 6)
292#define INTERCEPT_DR7_WRITE	(16 + 7)
293
294#define SVM_EVTINJ_VEC_MASK 0xff
295
296#define SVM_EVTINJ_TYPE_SHIFT 8
297#define SVM_EVTINJ_TYPE_MASK (7 << SVM_EVTINJ_TYPE_SHIFT)
298
299#define SVM_EVTINJ_TYPE_INTR (0 << SVM_EVTINJ_TYPE_SHIFT)
300#define SVM_EVTINJ_TYPE_NMI (2 << SVM_EVTINJ_TYPE_SHIFT)
301#define SVM_EVTINJ_TYPE_EXEPT (3 << SVM_EVTINJ_TYPE_SHIFT)
302#define SVM_EVTINJ_TYPE_SOFT (4 << SVM_EVTINJ_TYPE_SHIFT)
303
304#define SVM_EVTINJ_VALID (1 << 31)
305#define SVM_EVTINJ_VALID_ERR (1 << 11)
306
307#define SVM_EXITINTINFO_VEC_MASK SVM_EVTINJ_VEC_MASK
308#define SVM_EXITINTINFO_TYPE_MASK SVM_EVTINJ_TYPE_MASK
309
310#define	SVM_EXITINTINFO_TYPE_INTR SVM_EVTINJ_TYPE_INTR
311#define	SVM_EXITINTINFO_TYPE_NMI SVM_EVTINJ_TYPE_NMI
312#define	SVM_EXITINTINFO_TYPE_EXEPT SVM_EVTINJ_TYPE_EXEPT
313#define	SVM_EXITINTINFO_TYPE_SOFT SVM_EVTINJ_TYPE_SOFT
314
315#define SVM_EXITINTINFO_VALID SVM_EVTINJ_VALID
316#define SVM_EXITINTINFO_VALID_ERR SVM_EVTINJ_VALID_ERR
317
318#define SVM_EXITINFOSHIFT_TS_REASON_IRET 36
319#define SVM_EXITINFOSHIFT_TS_REASON_JMP 38
320#define SVM_EXITINFOSHIFT_TS_HAS_ERROR_CODE 44
321
322#define SVM_EXITINFO_REG_MASK 0x0F
323
324#define SVM_CR0_SELECTIVE_MASK (X86_CR0_TS | X86_CR0_MP)
325
326#endif /* SELFTEST_KVM_SVM_H */
327