sync with OpenBSD -current

sys/arch/arm64/arm64/machdep.c

@@ -1,4 +1,4 @@
-/* $OpenBSD: machdep.c,v 1.88 2024/03/17 13:05:40 kettenis Exp $ */
+/* $OpenBSD: machdep.c,v 1.89 2024/04/29 13:01:54 jsg Exp $ */
 /*
  * Copyright (c) 2014 Patrick Wildt <patrick@blueri.se>
  * Copyright (c) 2021 Mark Kettenis <kettenis@openbsd.org>
@@ -620,11 +620,6 @@ dumpsys(void)
 	int (*dump)(dev_t, daddr_t, caddr_t, size_t);
 	int error;
 
-#if 0
-	/* Save registers. */
-	savectx(&dumppcb);
-#endif
-
 	if (dumpdev == NODEV)
 		return;
 

sys/arch/arm64/include/cpu.h

@@ -1,4 +1,4 @@
-/* $OpenBSD: cpu.h,v 1.45 2024/04/19 10:22:50 mpi Exp $ */
+/* $OpenBSD: cpu.h,v 1.46 2024/04/29 13:01:54 jsg Exp $ */
 /*
  * Copyright (c) 2016 Dale Rahn <drahn@dalerahn.com>
  *
@@ -96,10 +96,6 @@ extern uint64_t cpu_id_aa64pfr1;
 #define PROC_PC(p)	((p)->p_addr->u_pcb.pcb_tf->tf_elr)
 #define PROC_STACK(p)	((p)->p_addr->u_pcb.pcb_tf->tf_sp)
 
-/* The address of the vector page. */
-extern vaddr_t vector_page;
-void	arm32_vector_init(vaddr_t, int);
-
 /*
  * Per-CPU information.  For now we assume one CPU.
  */
@@ -276,29 +272,15 @@ void need_resched(struct cpu_info *);
 
 // asm code to start new kernel contexts.
 void	proc_trampoline(void);
-void	child_trampoline(void);
 
 /*
  * Random cruft
  */
 void	dumpconf(void);
 
-// cpuswitch.S
-struct pcb;
-void	savectx		(struct pcb *pcb);
-
-// machdep.h
-void bootsync		(int);
-
-// fault.c
-int badaddr_read	(void *, size_t, void *);
-
 // syscall.c
 void svc_handler	(trapframe_t *);
 
-/* machine_machdep.c */
-void board_startup(void);
-
 // functions to manipulate interrupt state
 static __inline void
 restore_daif(uint32_t daif)