1129198Scognet/* $NetBSD: cpu.h,v 1.2 2001/02/23 21:23:52 reinoud Exp $ */
2129198Scognet/* $FreeBSD$ */
3129198Scognet
4129198Scognet#ifndef MACHINE_CPU_H
5129198Scognet#define MACHINE_CPU_H
6129198Scognet
7129198Scognet#include <machine/armreg.h>
8129198Scognet
9129198Scognetvoid    cpu_halt(void);
10129198Scognetvoid    swi_vm(void *);
11129198Scognet
12137223Scognet#ifdef _KERNEL
13129198Scognetstatic __inline uint64_t
14129198Scognetget_cyclecount(void)
15129198Scognet{
16137223Scognet	struct bintime bt;
17137223Scognet
18137223Scognet	binuptime(&bt);
19219653Sjkim	return ((uint64_t)bt.sec << 56 | bt.frac >> 8);
20137223Scognet
21129198Scognet}
22137223Scognet#endif
23129198Scognet
24129198Scognet#define TRAPF_USERMODE(frame)	((frame->tf_spsr & PSR_MODE) == PSR_USR32_MODE)
25129198Scognet
26129198Scognet#define TRAPF_PC(tfp)		((tfp)->tf_pc)
27129198Scognet
28129198Scognet#define cpu_getstack(td)        ((td)->td_frame->tf_usr_sp)
29129198Scognet#define cpu_setstack(td, sp)    ((td)->td_frame->tf_usr_sp = (sp))
30133084Smux#define cpu_spinwait()		/* nothing */
31129198Scognet
32129198Scognet#define ARM_NVEC		8
33129198Scognet#define ARM_VEC_ALL		0xffffffff
34129198Scognet
35129198Scognetextern vm_offset_t vector_page;
36129198Scognet
37141094Snjlvoid	arm_vector_init(vm_offset_t, int);
38141094Snjlvoid	fork_trampoline(void);
39141094Snjlvoid	identify_arm_cpu(void);
40141094Snjlvoid	*initarm(void *, void *);
41129198Scognet
42129198Scognetextern char btext[];
43129198Scognetextern char etext[];
44129198Scognetint badaddr_read (void *, size_t, void *);
45129198Scognet#endif /* !MACHINE_CPU_H */
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