1 /* $NetBSD: cpu.h,v 1.2 2001/02/23 21:23:52 reinoud Exp $ */ 2 /* $FreeBSD$ */ 3 4 #ifndef MACHINE_CPU_H 5 #define MACHINE_CPU_H 6 7 #include <machine/armreg.h> 8 9 void cpu_halt(void); 10 void swi_vm(void *); 11 12 #ifdef _KERNEL 13 static __inline uint64_t 14 get_cyclecount(void) 15 { 16 struct bintime bt; 17 18 binuptime(&bt); 19 return (bt.frac ^ bt.sec); 20 21 } 22 #endif 23 24 #define CPU_CONSDEV 1 25 #define CPU_ADJKERNTZ 2 /* int: timezone offset (seconds) */ 26 #define CPU_DISRTCSET 3 /* int: disable resettodr() call */ 27 #define CPU_BOOTINFO 4 /* struct: bootinfo */ 28 #define CPU_WALLCLOCK 5 /* int: indicates wall CMOS clock */ 29 #define CPU_MAXID 6 /* number of valid machdep ids */ 30 31 32 #define CLKF_USERMODE(frame) ((frame->if_spsr & PSR_MODE) == PSR_USR32_MODE) 33 34 #define TRAPF_USERMODE(frame) ((frame->tf_spsr & PSR_MODE) == PSR_USR32_MODE) 35 #define CLKF_PC(frame) (frame->if_pc) 36 37 #define TRAPF_PC(tfp) ((tfp)->tf_pc) 38 39 #define cpu_getstack(td) ((td)->td_frame->tf_usr_sp) 40 #define cpu_setstack(td, sp) ((td)->td_frame->tf_usr_sp = (sp)) 41 #define cpu_spinwait() /* nothing */ 42 43 #define ARM_NVEC 8 44 #define ARM_VEC_ALL 0xffffffff 45 46 extern vm_offset_t vector_page; 47 48 void arm_vector_init(vm_offset_t, int); 49 void fork_trampoline(void); 50 void identify_arm_cpu(void); 51 void *initarm(void *, void *); 52 53 extern char btext[]; 54 extern char etext[]; 55 int badaddr_read (void *, size_t, void *); 56 #endif /* !MACHINE_CPU_H */ 57