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  1/* SPDX-License-Identifier: GPL-2.0 */
  2#ifndef __KVM_X86_VMX_EVMCS_H
  3#define __KVM_X86_VMX_EVMCS_H
  4
  5#include <asm/hyperv-tlfs.h>
  6
  7#define ROL16(val, n) ((u16)(((u16)(val) << (n)) | ((u16)(val) >> (16 - (n)))))
  8#define EVMCS1_OFFSET(x) offsetof(struct hv_enlightened_vmcs, x)
  9#define EVMCS1_FIELD(number, name, clean_field)[ROL16(number, 6)] = \
 10		{EVMCS1_OFFSET(name), clean_field}
 11
 12struct evmcs_field {
 13	u16 offset;
 14	u16 clean_field;
 15};
 16
 17static const struct evmcs_field vmcs_field_to_evmcs_1[] = {
 18	/* 64 bit rw */
 19	EVMCS1_FIELD(GUEST_RIP, guest_rip,
 20		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE),
 21	EVMCS1_FIELD(GUEST_RSP, guest_rsp,
 22		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_BASIC),
 23	EVMCS1_FIELD(GUEST_RFLAGS, guest_rflags,
 24		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_BASIC),
 25	EVMCS1_FIELD(HOST_IA32_PAT, host_ia32_pat,
 26		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
 27	EVMCS1_FIELD(HOST_IA32_EFER, host_ia32_efer,
 28		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
 29	EVMCS1_FIELD(HOST_CR0, host_cr0,
 30		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
 31	EVMCS1_FIELD(HOST_CR3, host_cr3,
 32		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
 33	EVMCS1_FIELD(HOST_CR4, host_cr4,
 34		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
 35	EVMCS1_FIELD(HOST_IA32_SYSENTER_ESP, host_ia32_sysenter_esp,
 36		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
 37	EVMCS1_FIELD(HOST_IA32_SYSENTER_EIP, host_ia32_sysenter_eip,
 38		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
 39	EVMCS1_FIELD(HOST_RIP, host_rip,
 40		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
 41	EVMCS1_FIELD(IO_BITMAP_A, io_bitmap_a,
 42		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_IO_BITMAP),
 43	EVMCS1_FIELD(IO_BITMAP_B, io_bitmap_b,
 44		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_IO_BITMAP),
 45	EVMCS1_FIELD(MSR_BITMAP, msr_bitmap,
 46		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_MSR_BITMAP),
 47	EVMCS1_FIELD(GUEST_ES_BASE, guest_es_base,
 48		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
 49	EVMCS1_FIELD(GUEST_CS_BASE, guest_cs_base,
 50		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
 51	EVMCS1_FIELD(GUEST_SS_BASE, guest_ss_base,
 52		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
 53	EVMCS1_FIELD(GUEST_DS_BASE, guest_ds_base,
 54		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
 55	EVMCS1_FIELD(GUEST_FS_BASE, guest_fs_base,
 56		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
 57	EVMCS1_FIELD(GUEST_GS_BASE, guest_gs_base,
 58		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
 59	EVMCS1_FIELD(GUEST_LDTR_BASE, guest_ldtr_base,
 60		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
 61	EVMCS1_FIELD(GUEST_TR_BASE, guest_tr_base,
 62		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
 63	EVMCS1_FIELD(GUEST_GDTR_BASE, guest_gdtr_base,
 64		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
 65	EVMCS1_FIELD(GUEST_IDTR_BASE, guest_idtr_base,
 66		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
 67	EVMCS1_FIELD(TSC_OFFSET, tsc_offset,
 68		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_GRP2),
 69	EVMCS1_FIELD(VIRTUAL_APIC_PAGE_ADDR, virtual_apic_page_addr,
 70		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_GRP2),
 71	EVMCS1_FIELD(VMCS_LINK_POINTER, vmcs_link_pointer,
 72		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
 73	EVMCS1_FIELD(GUEST_IA32_DEBUGCTL, guest_ia32_debugctl,
 74		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
 75	EVMCS1_FIELD(GUEST_IA32_PAT, guest_ia32_pat,
 76		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
 77	EVMCS1_FIELD(GUEST_IA32_EFER, guest_ia32_efer,
 78		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
 79	EVMCS1_FIELD(GUEST_PDPTR0, guest_pdptr0,
 80		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
 81	EVMCS1_FIELD(GUEST_PDPTR1, guest_pdptr1,
 82		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
 83	EVMCS1_FIELD(GUEST_PDPTR2, guest_pdptr2,
 84		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
 85	EVMCS1_FIELD(GUEST_PDPTR3, guest_pdptr3,
 86		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
 87	EVMCS1_FIELD(GUEST_PENDING_DBG_EXCEPTIONS, guest_pending_dbg_exceptions,
 88		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
 89	EVMCS1_FIELD(GUEST_SYSENTER_ESP, guest_sysenter_esp,
 90		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
 91	EVMCS1_FIELD(GUEST_SYSENTER_EIP, guest_sysenter_eip,
 92		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
 93	EVMCS1_FIELD(CR0_GUEST_HOST_MASK, cr0_guest_host_mask,
 94		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CRDR),
 95	EVMCS1_FIELD(CR4_GUEST_HOST_MASK, cr4_guest_host_mask,
 96		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CRDR),
 97	EVMCS1_FIELD(CR0_READ_SHADOW, cr0_read_shadow,
 98		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CRDR),
 99	EVMCS1_FIELD(CR4_READ_SHADOW, cr4_read_shadow,
100		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CRDR),
101	EVMCS1_FIELD(GUEST_CR0, guest_cr0,
102		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CRDR),
103	EVMCS1_FIELD(GUEST_CR3, guest_cr3,
104		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CRDR),
105	EVMCS1_FIELD(GUEST_CR4, guest_cr4,
106		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CRDR),
107	EVMCS1_FIELD(GUEST_DR7, guest_dr7,
108		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CRDR),
109	EVMCS1_FIELD(HOST_FS_BASE, host_fs_base,
110		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_POINTER),
111	EVMCS1_FIELD(HOST_GS_BASE, host_gs_base,
112		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_POINTER),
113	EVMCS1_FIELD(HOST_TR_BASE, host_tr_base,
114		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_POINTER),
115	EVMCS1_FIELD(HOST_GDTR_BASE, host_gdtr_base,
116		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_POINTER),
117	EVMCS1_FIELD(HOST_IDTR_BASE, host_idtr_base,
118		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_POINTER),
119	EVMCS1_FIELD(HOST_RSP, host_rsp,
120		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_POINTER),
121	EVMCS1_FIELD(EPT_POINTER, ept_pointer,
122		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_XLAT),
123	EVMCS1_FIELD(GUEST_BNDCFGS, guest_bndcfgs,
124		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
125	EVMCS1_FIELD(XSS_EXIT_BITMAP, xss_exit_bitmap,
126		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_GRP2),
127
128	/* 64 bit read only */
129	EVMCS1_FIELD(GUEST_PHYSICAL_ADDRESS, guest_physical_address,
130		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE),
131	EVMCS1_FIELD(EXIT_QUALIFICATION, exit_qualification,
132		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE),
133	/*
134	 * Not defined in KVM:
135	 *
136	 * EVMCS1_FIELD(0x00006402, exit_io_instruction_ecx,
137	 *		HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE);
138	 * EVMCS1_FIELD(0x00006404, exit_io_instruction_esi,
139	 *		HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE);
140	 * EVMCS1_FIELD(0x00006406, exit_io_instruction_esi,
141	 *		HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE);
142	 * EVMCS1_FIELD(0x00006408, exit_io_instruction_eip,
143	 *		HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE);
144	 */
145	EVMCS1_FIELD(GUEST_LINEAR_ADDRESS, guest_linear_address,
146		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE),
147
148	/*
149	 * No mask defined in the spec as Hyper-V doesn't currently support
150	 * these. Future proof by resetting the whole clean field mask on
151	 * access.
152	 */
153	EVMCS1_FIELD(VM_EXIT_MSR_STORE_ADDR, vm_exit_msr_store_addr,
154		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_ALL),
155	EVMCS1_FIELD(VM_EXIT_MSR_LOAD_ADDR, vm_exit_msr_load_addr,
156		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_ALL),
157	EVMCS1_FIELD(VM_ENTRY_MSR_LOAD_ADDR, vm_entry_msr_load_addr,
158		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_ALL),
159	EVMCS1_FIELD(CR3_TARGET_VALUE0, cr3_target_value0,
160		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_ALL),
161	EVMCS1_FIELD(CR3_TARGET_VALUE1, cr3_target_value1,
162		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_ALL),
163	EVMCS1_FIELD(CR3_TARGET_VALUE2, cr3_target_value2,
164		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_ALL),
165	EVMCS1_FIELD(CR3_TARGET_VALUE3, cr3_target_value3,
166		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_ALL),
167
168	/* 32 bit rw */
169	EVMCS1_FIELD(TPR_THRESHOLD, tpr_threshold,
170		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE),
171	EVMCS1_FIELD(GUEST_INTERRUPTIBILITY_INFO, guest_interruptibility_info,
172		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_BASIC),
173	EVMCS1_FIELD(CPU_BASED_VM_EXEC_CONTROL, cpu_based_vm_exec_control,
174		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_PROC),
175	EVMCS1_FIELD(EXCEPTION_BITMAP, exception_bitmap,
176		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_EXCPN),
177	EVMCS1_FIELD(VM_ENTRY_CONTROLS, vm_entry_controls,
178		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_ENTRY),
179	EVMCS1_FIELD(VM_ENTRY_INTR_INFO_FIELD, vm_entry_intr_info_field,
180		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_EVENT),
181	EVMCS1_FIELD(VM_ENTRY_EXCEPTION_ERROR_CODE,
182		     vm_entry_exception_error_code,
183		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_EVENT),
184	EVMCS1_FIELD(VM_ENTRY_INSTRUCTION_LEN, vm_entry_instruction_len,
185		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_EVENT),
186	EVMCS1_FIELD(HOST_IA32_SYSENTER_CS, host_ia32_sysenter_cs,
187		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
188	EVMCS1_FIELD(PIN_BASED_VM_EXEC_CONTROL, pin_based_vm_exec_control,
189		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_GRP1),
190	EVMCS1_FIELD(VM_EXIT_CONTROLS, vm_exit_controls,
191		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_GRP1),
192	EVMCS1_FIELD(SECONDARY_VM_EXEC_CONTROL, secondary_vm_exec_control,
193		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_GRP1),
194	EVMCS1_FIELD(GUEST_ES_LIMIT, guest_es_limit,
195		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
196	EVMCS1_FIELD(GUEST_CS_LIMIT, guest_cs_limit,
197		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
198	EVMCS1_FIELD(GUEST_SS_LIMIT, guest_ss_limit,
199		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
200	EVMCS1_FIELD(GUEST_DS_LIMIT, guest_ds_limit,
201		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
202	EVMCS1_FIELD(GUEST_FS_LIMIT, guest_fs_limit,
203		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
204	EVMCS1_FIELD(GUEST_GS_LIMIT, guest_gs_limit,
205		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
206	EVMCS1_FIELD(GUEST_LDTR_LIMIT, guest_ldtr_limit,
207		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
208	EVMCS1_FIELD(GUEST_TR_LIMIT, guest_tr_limit,
209		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
210	EVMCS1_FIELD(GUEST_GDTR_LIMIT, guest_gdtr_limit,
211		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
212	EVMCS1_FIELD(GUEST_IDTR_LIMIT, guest_idtr_limit,
213		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
214	EVMCS1_FIELD(GUEST_ES_AR_BYTES, guest_es_ar_bytes,
215		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
216	EVMCS1_FIELD(GUEST_CS_AR_BYTES, guest_cs_ar_bytes,
217		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
218	EVMCS1_FIELD(GUEST_SS_AR_BYTES, guest_ss_ar_bytes,
219		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
220	EVMCS1_FIELD(GUEST_DS_AR_BYTES, guest_ds_ar_bytes,
221		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
222	EVMCS1_FIELD(GUEST_FS_AR_BYTES, guest_fs_ar_bytes,
223		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
224	EVMCS1_FIELD(GUEST_GS_AR_BYTES, guest_gs_ar_bytes,
225		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
226	EVMCS1_FIELD(GUEST_LDTR_AR_BYTES, guest_ldtr_ar_bytes,
227		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
228	EVMCS1_FIELD(GUEST_TR_AR_BYTES, guest_tr_ar_bytes,
229		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
230	EVMCS1_FIELD(GUEST_ACTIVITY_STATE, guest_activity_state,
231		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
232	EVMCS1_FIELD(GUEST_SYSENTER_CS, guest_sysenter_cs,
233		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
234
235	/* 32 bit read only */
236	EVMCS1_FIELD(VM_INSTRUCTION_ERROR, vm_instruction_error,
237		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE),
238	EVMCS1_FIELD(VM_EXIT_REASON, vm_exit_reason,
239		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE),
240	EVMCS1_FIELD(VM_EXIT_INTR_INFO, vm_exit_intr_info,
241		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE),
242	EVMCS1_FIELD(VM_EXIT_INTR_ERROR_CODE, vm_exit_intr_error_code,
243		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE),
244	EVMCS1_FIELD(IDT_VECTORING_INFO_FIELD, idt_vectoring_info_field,
245		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE),
246	EVMCS1_FIELD(IDT_VECTORING_ERROR_CODE, idt_vectoring_error_code,
247		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE),
248	EVMCS1_FIELD(VM_EXIT_INSTRUCTION_LEN, vm_exit_instruction_len,
249		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE),
250	EVMCS1_FIELD(VMX_INSTRUCTION_INFO, vmx_instruction_info,
251		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE),
252
253	/* No mask defined in the spec (not used) */
254	EVMCS1_FIELD(PAGE_FAULT_ERROR_CODE_MASK, page_fault_error_code_mask,
255		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_ALL),
256	EVMCS1_FIELD(PAGE_FAULT_ERROR_CODE_MATCH, page_fault_error_code_match,
257		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_ALL),
258	EVMCS1_FIELD(CR3_TARGET_COUNT, cr3_target_count,
259		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_ALL),
260	EVMCS1_FIELD(VM_EXIT_MSR_STORE_COUNT, vm_exit_msr_store_count,
261		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_ALL),
262	EVMCS1_FIELD(VM_EXIT_MSR_LOAD_COUNT, vm_exit_msr_load_count,
263		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_ALL),
264	EVMCS1_FIELD(VM_ENTRY_MSR_LOAD_COUNT, vm_entry_msr_load_count,
265		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_ALL),
266
267	/* 16 bit rw */
268	EVMCS1_FIELD(HOST_ES_SELECTOR, host_es_selector,
269		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
270	EVMCS1_FIELD(HOST_CS_SELECTOR, host_cs_selector,
271		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
272	EVMCS1_FIELD(HOST_SS_SELECTOR, host_ss_selector,
273		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
274	EVMCS1_FIELD(HOST_DS_SELECTOR, host_ds_selector,
275		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
276	EVMCS1_FIELD(HOST_FS_SELECTOR, host_fs_selector,
277		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
278	EVMCS1_FIELD(HOST_GS_SELECTOR, host_gs_selector,
279		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
280	EVMCS1_FIELD(HOST_TR_SELECTOR, host_tr_selector,
281		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
282	EVMCS1_FIELD(GUEST_ES_SELECTOR, guest_es_selector,
283		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
284	EVMCS1_FIELD(GUEST_CS_SELECTOR, guest_cs_selector,
285		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
286	EVMCS1_FIELD(GUEST_SS_SELECTOR, guest_ss_selector,
287		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
288	EVMCS1_FIELD(GUEST_DS_SELECTOR, guest_ds_selector,
289		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
290	EVMCS1_FIELD(GUEST_FS_SELECTOR, guest_fs_selector,
291		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
292	EVMCS1_FIELD(GUEST_GS_SELECTOR, guest_gs_selector,
293		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
294	EVMCS1_FIELD(GUEST_LDTR_SELECTOR, guest_ldtr_selector,
295		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
296	EVMCS1_FIELD(GUEST_TR_SELECTOR, guest_tr_selector,
297		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP2),
298	EVMCS1_FIELD(VIRTUAL_PROCESSOR_ID, virtual_processor_id,
299		     HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_XLAT),
300};
301
302static __always_inline int get_evmcs_offset(unsigned long field,
303					    u16 *clean_field)
304{
305	unsigned int index = ROL16(field, 6);
306	const struct evmcs_field *evmcs_field;
307
308	if (unlikely(index >= ARRAY_SIZE(vmcs_field_to_evmcs_1))) {
309		WARN_ONCE(1, "KVM: accessing unsupported EVMCS field %lx\n",
310			  field);
311		return -ENOENT;
312	}
313
314	evmcs_field = &vmcs_field_to_evmcs_1[index];
315
316	if (clean_field)
317		*clean_field = evmcs_field->clean_field;
318
319	return evmcs_field->offset;
320}
321
322#undef ROL16
323
324#endif /* __KVM_X86_VMX_EVMCS_H */