16fc729afSOlivier Houchard /* $NetBSD: cpu.h,v 1.2 2001/02/23 21:23:52 reinoud Exp $ */ 26fc729afSOlivier Houchard /* $FreeBSD$ */ 36fc729afSOlivier Houchard 46fc729afSOlivier Houchard #ifndef MACHINE_CPU_H 56fc729afSOlivier Houchard #define MACHINE_CPU_H 66fc729afSOlivier Houchard 76fc729afSOlivier Houchard #include <machine/armreg.h> 86fc729afSOlivier Houchard 96fc729afSOlivier Houchard void cpu_halt(void); 106fc729afSOlivier Houchard void swi_vm(void *); 116fc729afSOlivier Houchard 123ce6572fSOlivier Houchard #ifdef _KERNEL 136fc729afSOlivier Houchard static __inline uint64_t 146fc729afSOlivier Houchard get_cyclecount(void) 156fc729afSOlivier Houchard { 163ce6572fSOlivier Houchard struct bintime bt; 173ce6572fSOlivier Houchard 183ce6572fSOlivier Houchard binuptime(&bt); 193ce6572fSOlivier Houchard return (bt.frac ^ bt.sec); 203ce6572fSOlivier Houchard 216fc729afSOlivier Houchard } 223ce6572fSOlivier Houchard #endif 236fc729afSOlivier Houchard 246fc729afSOlivier Houchard #define CPU_CONSDEV 1 256fc729afSOlivier Houchard #define CPU_ADJKERNTZ 2 /* int: timezone offset (seconds) */ 266fc729afSOlivier Houchard #define CPU_DISRTCSET 3 /* int: disable resettodr() call */ 276fc729afSOlivier Houchard #define CPU_BOOTINFO 4 /* struct: bootinfo */ 286fc729afSOlivier Houchard #define CPU_WALLCLOCK 5 /* int: indicates wall CMOS clock */ 296fc729afSOlivier Houchard #define CPU_MAXID 6 /* number of valid machdep ids */ 306fc729afSOlivier Houchard 316fc729afSOlivier Houchard 326fc729afSOlivier Houchard #define CLKF_USERMODE(frame) ((frame->if_spsr & PSR_MODE) == PSR_USR32_MODE) 336fc729afSOlivier Houchard 346fc729afSOlivier Houchard #define TRAPF_USERMODE(frame) ((frame->tf_spsr & PSR_MODE) == PSR_USR32_MODE) 356fc729afSOlivier Houchard #define CLKF_PC(frame) (frame->if_pc) 366fc729afSOlivier Houchard 376fc729afSOlivier Houchard #define TRAPF_PC(tfp) ((tfp)->tf_pc) 386fc729afSOlivier Houchard 396fc729afSOlivier Houchard #define cpu_getstack(td) ((td)->td_frame->tf_usr_sp) 406fc729afSOlivier Houchard #define cpu_setstack(td, sp) ((td)->td_frame->tf_usr_sp = (sp)) 419f1b87f1SMaxime Henrion #define cpu_spinwait() /* nothing */ 426fc729afSOlivier Houchard 436fc729afSOlivier Houchard #define ARM_NVEC 8 446fc729afSOlivier Houchard #define ARM_VEC_ALL 0xffffffff 456fc729afSOlivier Houchard 466fc729afSOlivier Houchard extern vm_offset_t vector_page; 476fc729afSOlivier Houchard 486fc729afSOlivier Houchard void arm_vector_init(vm_offset_t, int); 493d7d8f61SNate Lawson void fork_trampoline(void); 506fc729afSOlivier Houchard void identify_arm_cpu(void); 513d7d8f61SNate Lawson void *initarm(void *, void *); 526fc729afSOlivier Houchard 536fc729afSOlivier Houchard extern char btext[]; 546fc729afSOlivier Houchard extern char etext[]; 556fc729afSOlivier Houchard int badaddr_read (void *, size_t, void *); 566fc729afSOlivier Houchard #endif /* !MACHINE_CPU_H */ 57