cpu.h revision 219653
1/* $NetBSD: cpu.h,v 1.2 2001/02/23 21:23:52 reinoud Exp $ */ 2/* $FreeBSD: head/sys/arm/include/cpu.h 219653 2011-03-14 23:30:14Z jkim $ */ 3 4#ifndef MACHINE_CPU_H 5#define MACHINE_CPU_H 6 7#include <machine/armreg.h> 8 9void cpu_halt(void); 10void swi_vm(void *); 11 12#ifdef _KERNEL 13static __inline uint64_t 14get_cyclecount(void) 15{ 16 struct bintime bt; 17 18 binuptime(&bt); 19 return ((uint64_t)bt.sec << 56 | bt.frac >> 8); 20 21} 22#endif 23 24#define TRAPF_USERMODE(frame) ((frame->tf_spsr & PSR_MODE) == PSR_USR32_MODE) 25 26#define TRAPF_PC(tfp) ((tfp)->tf_pc) 27 28#define cpu_getstack(td) ((td)->td_frame->tf_usr_sp) 29#define cpu_setstack(td, sp) ((td)->td_frame->tf_usr_sp = (sp)) 30#define cpu_spinwait() /* nothing */ 31 32#define ARM_NVEC 8 33#define ARM_VEC_ALL 0xffffffff 34 35extern vm_offset_t vector_page; 36 37void arm_vector_init(vm_offset_t, int); 38void fork_trampoline(void); 39void identify_arm_cpu(void); 40void *initarm(void *, void *); 41 42extern char btext[]; 43extern char etext[]; 44int badaddr_read (void *, size_t, void *); 45#endif /* !MACHINE_CPU_H */ 46