1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_X86_IDTENTRY_H
3 #define _ASM_X86_IDTENTRY_H
5 /* Interrupts/Exceptions */
6 #include <asm/trapnr.h>
9 #include <linux/entry-common.h>
10 #include <linux/hardirq.h>
12 #include <asm/irq_stack.h>
14 /* Temporary define */
15 #define idtentry_enter_user irqentry_enter_from_user_mode
17 void idtentry_exit_user(struct pt_regs *regs);
19 typedef struct idtentry_state {
23 idtentry_state_t idtentry_enter(struct pt_regs *regs);
24 void idtentry_exit(struct pt_regs *regs, idtentry_state_t state);
27 * DECLARE_IDTENTRY - Declare functions for simple IDT entry points
28 * No error code pushed by hardware
29 * @vector: Vector number (ignored for C)
30 * @func: Function name of the entry point
32 * Declares three functions:
33 * - The ASM entry point: asm_##func
34 * - The XEN PV trap entry point: xen_##func (maybe unused)
35 * - The C handler called from the ASM entry point
37 * Note: This is the C variant of DECLARE_IDTENTRY(). As the name says it
38 * declares the entry points for usage in C code. There is an ASM variant
39 * as well which is used to emit the entry stubs in entry_32/64.S.
41 #define DECLARE_IDTENTRY(vector, func) \
42 asmlinkage void asm_##func(void); \
43 asmlinkage void xen_asm_##func(void); \
44 __visible void func(struct pt_regs *regs)
47 * DEFINE_IDTENTRY - Emit code for simple IDT entry points
48 * @func: Function name of the entry point
50 * @func is called from ASM entry code with interrupts disabled.
52 * The macro is written so it acts as function definition. Append the
53 * body with a pair of curly brackets.
55 * idtentry_enter() contains common code which has to be invoked before
56 * arbitrary code in the body. idtentry_exit() contains common code
57 * which has to run before returning to the low level assembly code.
59 #define DEFINE_IDTENTRY(func) \
60 static __always_inline void __##func(struct pt_regs *regs); \
62 __visible noinstr void func(struct pt_regs *regs) \
64 idtentry_state_t state = idtentry_enter(regs); \
66 instrumentation_begin(); \
68 instrumentation_end(); \
69 idtentry_exit(regs, state); \
72 static __always_inline void __##func(struct pt_regs *regs)
74 /* Special case for 32bit IRET 'trap' */
75 #define DECLARE_IDTENTRY_SW DECLARE_IDTENTRY
76 #define DEFINE_IDTENTRY_SW DEFINE_IDTENTRY
79 * DECLARE_IDTENTRY_ERRORCODE - Declare functions for simple IDT entry points
80 * Error code pushed by hardware
81 * @vector: Vector number (ignored for C)
82 * @func: Function name of the entry point
84 * Declares three functions:
85 * - The ASM entry point: asm_##func
86 * - The XEN PV trap entry point: xen_##func (maybe unused)
87 * - The C handler called from the ASM entry point
89 * Same as DECLARE_IDTENTRY, but has an extra error_code argument for the
92 #define DECLARE_IDTENTRY_ERRORCODE(vector, func) \
93 asmlinkage void asm_##func(void); \
94 asmlinkage void xen_asm_##func(void); \
95 __visible void func(struct pt_regs *regs, unsigned long error_code)
98 * DEFINE_IDTENTRY_ERRORCODE - Emit code for simple IDT entry points
99 * Error code pushed by hardware
100 * @func: Function name of the entry point
102 * Same as DEFINE_IDTENTRY, but has an extra error_code argument
104 #define DEFINE_IDTENTRY_ERRORCODE(func) \
105 static __always_inline void __##func(struct pt_regs *regs, \
106 unsigned long error_code); \
108 __visible noinstr void func(struct pt_regs *regs, \
109 unsigned long error_code) \
111 idtentry_state_t state = idtentry_enter(regs); \
113 instrumentation_begin(); \
114 __##func (regs, error_code); \
115 instrumentation_end(); \
116 idtentry_exit(regs, state); \
119 static __always_inline void __##func(struct pt_regs *regs, \
120 unsigned long error_code)
123 * DECLARE_IDTENTRY_RAW - Declare functions for raw IDT entry points
124 * No error code pushed by hardware
125 * @vector: Vector number (ignored for C)
126 * @func: Function name of the entry point
128 * Maps to DECLARE_IDTENTRY().
130 #define DECLARE_IDTENTRY_RAW(vector, func) \
131 DECLARE_IDTENTRY(vector, func)
134 * DEFINE_IDTENTRY_RAW - Emit code for raw IDT entry points
135 * @func: Function name of the entry point
137 * @func is called from ASM entry code with interrupts disabled.
139 * The macro is written so it acts as function definition. Append the
140 * body with a pair of curly brackets.
142 * Contrary to DEFINE_IDTENTRY() this does not invoke the
143 * idtentry_enter/exit() helpers before and after the body invocation. This
144 * needs to be done in the body itself if applicable. Use if extra work
145 * is required before the enter/exit() helpers are invoked.
147 #define DEFINE_IDTENTRY_RAW(func) \
148 __visible noinstr void func(struct pt_regs *regs)
151 * DECLARE_IDTENTRY_RAW_ERRORCODE - Declare functions for raw IDT entry points
152 * Error code pushed by hardware
153 * @vector: Vector number (ignored for C)
154 * @func: Function name of the entry point
156 * Maps to DECLARE_IDTENTRY_ERRORCODE()
158 #define DECLARE_IDTENTRY_RAW_ERRORCODE(vector, func) \
159 DECLARE_IDTENTRY_ERRORCODE(vector, func)
162 * DEFINE_IDTENTRY_RAW_ERRORCODE - Emit code for raw IDT entry points
163 * @func: Function name of the entry point
165 * @func is called from ASM entry code with interrupts disabled.
167 * The macro is written so it acts as function definition. Append the
168 * body with a pair of curly brackets.
170 * Contrary to DEFINE_IDTENTRY_ERRORCODE() this does not invoke the
171 * idtentry_enter/exit() helpers before and after the body invocation. This
172 * needs to be done in the body itself if applicable. Use if extra work
173 * is required before the enter/exit() helpers are invoked.
175 #define DEFINE_IDTENTRY_RAW_ERRORCODE(func) \
176 __visible noinstr void func(struct pt_regs *regs, unsigned long error_code)
179 * DECLARE_IDTENTRY_IRQ - Declare functions for device interrupt IDT entry
180 * points (common/spurious)
181 * @vector: Vector number (ignored for C)
182 * @func: Function name of the entry point
184 * Maps to DECLARE_IDTENTRY_ERRORCODE()
186 #define DECLARE_IDTENTRY_IRQ(vector, func) \
187 DECLARE_IDTENTRY_ERRORCODE(vector, func)
190 * DEFINE_IDTENTRY_IRQ - Emit code for device interrupt IDT entry points
191 * @func: Function name of the entry point
193 * The vector number is pushed by the low level entry stub and handed
194 * to the function as error_code argument which needs to be truncated
195 * to an u8 because the push is sign extending.
197 * irq_enter/exit_rcu() are invoked before the function body and the
198 * KVM L1D flush request is set. Stack switching to the interrupt stack
199 * has to be done in the function body if necessary.
201 #define DEFINE_IDTENTRY_IRQ(func) \
202 static __always_inline void __##func(struct pt_regs *regs, u8 vector); \
204 __visible noinstr void func(struct pt_regs *regs, \
205 unsigned long error_code) \
207 idtentry_state_t state = idtentry_enter(regs); \
209 instrumentation_begin(); \
211 kvm_set_cpu_l1tf_flush_l1d(); \
212 __##func (regs, (u8)error_code); \
214 instrumentation_end(); \
215 idtentry_exit(regs, state); \
218 static __always_inline void __##func(struct pt_regs *regs, u8 vector)
221 * DECLARE_IDTENTRY_SYSVEC - Declare functions for system vector entry points
222 * @vector: Vector number (ignored for C)
223 * @func: Function name of the entry point
225 * Declares three functions:
226 * - The ASM entry point: asm_##func
227 * - The XEN PV trap entry point: xen_##func (maybe unused)
228 * - The C handler called from the ASM entry point
230 * Maps to DECLARE_IDTENTRY().
232 #define DECLARE_IDTENTRY_SYSVEC(vector, func) \
233 DECLARE_IDTENTRY(vector, func)
236 * DEFINE_IDTENTRY_SYSVEC - Emit code for system vector IDT entry points
237 * @func: Function name of the entry point
239 * idtentry_enter/exit() and irq_enter/exit_rcu() are invoked before the
240 * function body. KVM L1D flush request is set.
242 * Runs the function on the interrupt stack if the entry hit kernel mode
244 #define DEFINE_IDTENTRY_SYSVEC(func) \
245 static void __##func(struct pt_regs *regs); \
247 __visible noinstr void func(struct pt_regs *regs) \
249 idtentry_state_t state = idtentry_enter(regs); \
251 instrumentation_begin(); \
253 kvm_set_cpu_l1tf_flush_l1d(); \
254 run_on_irqstack_cond(__##func, regs, regs); \
256 instrumentation_end(); \
257 idtentry_exit(regs, state); \
260 static noinline void __##func(struct pt_regs *regs)
263 * DEFINE_IDTENTRY_SYSVEC_SIMPLE - Emit code for simple system vector IDT
265 * @func: Function name of the entry point
267 * Runs the function on the interrupted stack. No switch to IRQ stack and
268 * only the minimal __irq_enter/exit() handling.
270 * Only use for 'empty' vectors like reschedule IPI and KVM posted
273 #define DEFINE_IDTENTRY_SYSVEC_SIMPLE(func) \
274 static __always_inline void __##func(struct pt_regs *regs); \
276 __visible noinstr void func(struct pt_regs *regs) \
278 idtentry_state_t state = idtentry_enter(regs); \
280 instrumentation_begin(); \
282 kvm_set_cpu_l1tf_flush_l1d(); \
285 instrumentation_end(); \
286 idtentry_exit(regs, state); \
289 static __always_inline void __##func(struct pt_regs *regs)
292 * DECLARE_IDTENTRY_XENCB - Declare functions for XEN HV callback entry point
293 * @vector: Vector number (ignored for C)
294 * @func: Function name of the entry point
296 * Declares three functions:
297 * - The ASM entry point: asm_##func
298 * - The XEN PV trap entry point: xen_##func (maybe unused)
299 * - The C handler called from the ASM entry point
301 * Maps to DECLARE_IDTENTRY(). Distinct entry point to handle the 32/64-bit
304 #define DECLARE_IDTENTRY_XENCB(vector, func) \
305 DECLARE_IDTENTRY(vector, func)
309 * DECLARE_IDTENTRY_IST - Declare functions for IST handling IDT entry points
310 * @vector: Vector number (ignored for C)
311 * @func: Function name of the entry point
313 * Maps to DECLARE_IDTENTRY_RAW, but declares also the NOIST C handler
314 * which is called from the ASM entry point on user mode entry
316 #define DECLARE_IDTENTRY_IST(vector, func) \
317 DECLARE_IDTENTRY_RAW(vector, func); \
318 __visible void noist_##func(struct pt_regs *regs)
321 * DEFINE_IDTENTRY_IST - Emit code for IST entry points
322 * @func: Function name of the entry point
324 * Maps to DEFINE_IDTENTRY_RAW
326 #define DEFINE_IDTENTRY_IST(func) \
327 DEFINE_IDTENTRY_RAW(func)
330 * DEFINE_IDTENTRY_NOIST - Emit code for NOIST entry points which
331 * belong to a IST entry point (MCE, DB)
332 * @func: Function name of the entry point. Must be the same as
333 * the function name of the corresponding IST variant
335 * Maps to DEFINE_IDTENTRY_RAW().
337 #define DEFINE_IDTENTRY_NOIST(func) \
338 DEFINE_IDTENTRY_RAW(noist_##func)
341 * DECLARE_IDTENTRY_DF - Declare functions for double fault
342 * @vector: Vector number (ignored for C)
343 * @func: Function name of the entry point
345 * Maps to DECLARE_IDTENTRY_RAW_ERRORCODE
347 #define DECLARE_IDTENTRY_DF(vector, func) \
348 DECLARE_IDTENTRY_RAW_ERRORCODE(vector, func)
351 * DEFINE_IDTENTRY_DF - Emit code for double fault
352 * @func: Function name of the entry point
354 * Maps to DEFINE_IDTENTRY_RAW_ERRORCODE
356 #define DEFINE_IDTENTRY_DF(func) \
357 DEFINE_IDTENTRY_RAW_ERRORCODE(func)
359 #else /* CONFIG_X86_64 */
362 * DECLARE_IDTENTRY_DF - Declare functions for double fault 32bit variant
363 * @vector: Vector number (ignored for C)
364 * @func: Function name of the entry point
366 * Declares two functions:
367 * - The ASM entry point: asm_##func
368 * - The C handler called from the C shim
370 #define DECLARE_IDTENTRY_DF(vector, func) \
371 asmlinkage void asm_##func(void); \
372 __visible void func(struct pt_regs *regs, \
373 unsigned long error_code, \
374 unsigned long address)
377 * DEFINE_IDTENTRY_DF - Emit code for double fault on 32bit
378 * @func: Function name of the entry point
380 * This is called through the doublefault shim which already provides
381 * cr2 in the address argument.
383 #define DEFINE_IDTENTRY_DF(func) \
384 __visible noinstr void func(struct pt_regs *regs, \
385 unsigned long error_code, \
386 unsigned long address)
388 #endif /* !CONFIG_X86_64 */
391 #define DECLARE_IDTENTRY_NMI DECLARE_IDTENTRY_RAW
392 #define DEFINE_IDTENTRY_NMI DEFINE_IDTENTRY_RAW
395 #define DECLARE_IDTENTRY_MCE DECLARE_IDTENTRY_IST
396 #define DEFINE_IDTENTRY_MCE DEFINE_IDTENTRY_IST
397 #define DEFINE_IDTENTRY_MCE_USER DEFINE_IDTENTRY_NOIST
399 #define DECLARE_IDTENTRY_DEBUG DECLARE_IDTENTRY_IST
400 #define DEFINE_IDTENTRY_DEBUG DEFINE_IDTENTRY_IST
401 #define DEFINE_IDTENTRY_DEBUG_USER DEFINE_IDTENTRY_NOIST
404 #else /* !__ASSEMBLY__ */
407 * The ASM variants for DECLARE_IDTENTRY*() which emit the ASM entry stubs.
409 #define DECLARE_IDTENTRY(vector, func) \
410 idtentry vector asm_##func func has_error_code=0
412 #define DECLARE_IDTENTRY_ERRORCODE(vector, func) \
413 idtentry vector asm_##func func has_error_code=1
415 /* Special case for 32bit IRET 'trap'. Do not emit ASM code */
416 #define DECLARE_IDTENTRY_SW(vector, func)
418 #define DECLARE_IDTENTRY_RAW(vector, func) \
419 DECLARE_IDTENTRY(vector, func)
421 #define DECLARE_IDTENTRY_RAW_ERRORCODE(vector, func) \
422 DECLARE_IDTENTRY_ERRORCODE(vector, func)
424 /* Entries for common/spurious (device) interrupts */
425 #define DECLARE_IDTENTRY_IRQ(vector, func) \
426 idtentry_irq vector func
428 /* System vector entries */
429 #define DECLARE_IDTENTRY_SYSVEC(vector, func) \
430 idtentry_sysvec vector func
433 # define DECLARE_IDTENTRY_MCE(vector, func) \
434 idtentry_mce_db vector asm_##func func
436 # define DECLARE_IDTENTRY_DEBUG(vector, func) \
437 idtentry_mce_db vector asm_##func func
439 # define DECLARE_IDTENTRY_DF(vector, func) \
440 idtentry_df vector asm_##func func
442 # define DECLARE_IDTENTRY_XENCB(vector, func) \
443 DECLARE_IDTENTRY(vector, func)
446 # define DECLARE_IDTENTRY_MCE(vector, func) \
447 DECLARE_IDTENTRY(vector, func)
449 /* No ASM emitted for DF as this goes through a C shim */
450 # define DECLARE_IDTENTRY_DF(vector, func)
452 /* No ASM emitted for XEN hypervisor callback */
453 # define DECLARE_IDTENTRY_XENCB(vector, func)
457 /* No ASM code emitted for NMI */
458 #define DECLARE_IDTENTRY_NMI(vector, func)
461 * ASM code to emit the common vector entry stubs where each stub is
462 * packed into 8 bytes.
464 * Note, that the 'pushq imm8' is emitted via '.byte 0x6a, vector' because
465 * GCC treats the local vector variable as unsigned int and would expand
466 * all vectors above 0x7F to a 5 byte push. The original code did an
467 * adjustment of the vector number to be in the signed byte range to avoid
468 * this. While clever it's mindboggling counterintuitive and requires the
469 * odd conversion back to a real vector number in the C entry points. Using
470 * .byte achieves the same thing and the only fixup needed in the C entry
471 * point is to mask off the bits above bit 7 because the push is sign
475 SYM_CODE_START(irq_entries_start)
476 vector=FIRST_EXTERNAL_VECTOR
477 .rept (FIRST_SYSTEM_VECTOR - FIRST_EXTERNAL_VECTOR)
478 UNWIND_HINT_IRET_REGS
481 jmp asm_common_interrupt
483 /* Ensure that the above is 8 bytes max */
487 SYM_CODE_END(irq_entries_start)
489 #ifdef CONFIG_X86_LOCAL_APIC
491 SYM_CODE_START(spurious_entries_start)
492 vector=FIRST_SYSTEM_VECTOR
493 .rept (NR_VECTORS - FIRST_SYSTEM_VECTOR)
494 UNWIND_HINT_IRET_REGS
497 jmp asm_spurious_interrupt
499 /* Ensure that the above is 8 bytes max */
503 SYM_CODE_END(spurious_entries_start)
506 #endif /* __ASSEMBLY__ */
509 * The actual entry points. Note that DECLARE_IDTENTRY*() serves two
511 * - provide the function declarations when included from C-Code
512 * - emit the ASM stubs when included from entry_32/64.S
514 * This avoids duplicate defines and ensures that everything is consistent.
518 * Dummy trap number so the low level ASM macro vector number checks do not
519 * match which results in emitting plain IDTENTRY stubs without bells and
522 #define X86_TRAP_OTHER 0xFFFF
524 /* Simple exception entry points. No hardware error code */
525 DECLARE_IDTENTRY(X86_TRAP_DE, exc_divide_error);
526 DECLARE_IDTENTRY(X86_TRAP_OF, exc_overflow);
527 DECLARE_IDTENTRY(X86_TRAP_BR, exc_bounds);
528 DECLARE_IDTENTRY(X86_TRAP_NM, exc_device_not_available);
529 DECLARE_IDTENTRY(X86_TRAP_OLD_MF, exc_coproc_segment_overrun);
530 DECLARE_IDTENTRY(X86_TRAP_SPURIOUS, exc_spurious_interrupt_bug);
531 DECLARE_IDTENTRY(X86_TRAP_MF, exc_coprocessor_error);
532 DECLARE_IDTENTRY(X86_TRAP_XF, exc_simd_coprocessor_error);
534 /* 32bit software IRET trap. Do not emit ASM code */
535 DECLARE_IDTENTRY_SW(X86_TRAP_IRET, iret_error);
537 /* Simple exception entries with error code pushed by hardware */
538 DECLARE_IDTENTRY_ERRORCODE(X86_TRAP_TS, exc_invalid_tss);
539 DECLARE_IDTENTRY_ERRORCODE(X86_TRAP_NP, exc_segment_not_present);
540 DECLARE_IDTENTRY_ERRORCODE(X86_TRAP_SS, exc_stack_segment);
541 DECLARE_IDTENTRY_ERRORCODE(X86_TRAP_GP, exc_general_protection);
542 DECLARE_IDTENTRY_ERRORCODE(X86_TRAP_AC, exc_alignment_check);
544 /* Raw exception entries which need extra work */
545 DECLARE_IDTENTRY_RAW(X86_TRAP_UD, exc_invalid_op);
546 DECLARE_IDTENTRY_RAW(X86_TRAP_BP, exc_int3);
547 DECLARE_IDTENTRY_RAW_ERRORCODE(X86_TRAP_PF, exc_page_fault);
549 #ifdef CONFIG_X86_MCE
551 DECLARE_IDTENTRY_MCE(X86_TRAP_MC, exc_machine_check);
553 DECLARE_IDTENTRY_RAW(X86_TRAP_MC, exc_machine_check);
558 DECLARE_IDTENTRY_NMI(X86_TRAP_NMI, exc_nmi);
559 #if defined(CONFIG_XEN_PV) && defined(CONFIG_X86_64)
560 DECLARE_IDTENTRY_RAW(X86_TRAP_NMI, xenpv_exc_nmi);
565 DECLARE_IDTENTRY_DEBUG(X86_TRAP_DB, exc_debug);
567 DECLARE_IDTENTRY_RAW(X86_TRAP_DB, exc_debug);
569 #if defined(CONFIG_XEN_PV) && defined(CONFIG_X86_64)
570 DECLARE_IDTENTRY_RAW(X86_TRAP_DB, xenpv_exc_debug);
574 DECLARE_IDTENTRY_DF(X86_TRAP_DF, exc_double_fault);
577 DECLARE_IDTENTRY_XENCB(X86_TRAP_OTHER, exc_xen_hypervisor_callback);
580 /* Device interrupts common/spurious */
581 DECLARE_IDTENTRY_IRQ(X86_TRAP_OTHER, common_interrupt);
582 #ifdef CONFIG_X86_LOCAL_APIC
583 DECLARE_IDTENTRY_IRQ(X86_TRAP_OTHER, spurious_interrupt);
586 /* System vector entry points */
587 #ifdef CONFIG_X86_LOCAL_APIC
588 DECLARE_IDTENTRY_SYSVEC(ERROR_APIC_VECTOR, sysvec_error_interrupt);
589 DECLARE_IDTENTRY_SYSVEC(SPURIOUS_APIC_VECTOR, sysvec_spurious_apic_interrupt);
590 DECLARE_IDTENTRY_SYSVEC(LOCAL_TIMER_VECTOR, sysvec_apic_timer_interrupt);
591 DECLARE_IDTENTRY_SYSVEC(X86_PLATFORM_IPI_VECTOR, sysvec_x86_platform_ipi);
595 DECLARE_IDTENTRY(RESCHEDULE_VECTOR, sysvec_reschedule_ipi);
596 DECLARE_IDTENTRY_SYSVEC(IRQ_MOVE_CLEANUP_VECTOR, sysvec_irq_move_cleanup);
597 DECLARE_IDTENTRY_SYSVEC(REBOOT_VECTOR, sysvec_reboot);
598 DECLARE_IDTENTRY_SYSVEC(CALL_FUNCTION_SINGLE_VECTOR, sysvec_call_function_single);
599 DECLARE_IDTENTRY_SYSVEC(CALL_FUNCTION_VECTOR, sysvec_call_function);
602 #ifdef CONFIG_X86_LOCAL_APIC
603 # ifdef CONFIG_X86_UV
604 DECLARE_IDTENTRY_SYSVEC(UV_BAU_MESSAGE, sysvec_uv_bau_message);
607 # ifdef CONFIG_X86_MCE_THRESHOLD
608 DECLARE_IDTENTRY_SYSVEC(THRESHOLD_APIC_VECTOR, sysvec_threshold);
611 # ifdef CONFIG_X86_MCE_AMD
612 DECLARE_IDTENTRY_SYSVEC(DEFERRED_ERROR_VECTOR, sysvec_deferred_error);
615 # ifdef CONFIG_X86_THERMAL_VECTOR
616 DECLARE_IDTENTRY_SYSVEC(THERMAL_APIC_VECTOR, sysvec_thermal);
619 # ifdef CONFIG_IRQ_WORK
620 DECLARE_IDTENTRY_SYSVEC(IRQ_WORK_VECTOR, sysvec_irq_work);
624 #ifdef CONFIG_HAVE_KVM
625 DECLARE_IDTENTRY_SYSVEC(POSTED_INTR_VECTOR, sysvec_kvm_posted_intr_ipi);
626 DECLARE_IDTENTRY_SYSVEC(POSTED_INTR_WAKEUP_VECTOR, sysvec_kvm_posted_intr_wakeup_ipi);
627 DECLARE_IDTENTRY_SYSVEC(POSTED_INTR_NESTED_VECTOR, sysvec_kvm_posted_intr_nested_ipi);
630 #if IS_ENABLED(CONFIG_HYPERV)
631 DECLARE_IDTENTRY_SYSVEC(HYPERVISOR_CALLBACK_VECTOR, sysvec_hyperv_callback);
632 DECLARE_IDTENTRY_SYSVEC(HYPERV_REENLIGHTENMENT_VECTOR, sysvec_hyperv_reenlightenment);
633 DECLARE_IDTENTRY_SYSVEC(HYPERV_STIMER0_VECTOR, sysvec_hyperv_stimer0);
636 #if IS_ENABLED(CONFIG_ACRN_GUEST)
637 DECLARE_IDTENTRY_SYSVEC(HYPERVISOR_CALLBACK_VECTOR, sysvec_acrn_hv_callback);
640 #ifdef CONFIG_XEN_PVHVM
641 DECLARE_IDTENTRY_SYSVEC(HYPERVISOR_CALLBACK_VECTOR, sysvec_xen_hvm_callback);
644 #undef X86_TRAP_OTHER