1/* $FreeBSD: head/sys/ia64/include/cpu.h 115084 2003-05-16 21:26:42Z marcel $ */ |
2/* From: NetBSD: cpu.h,v 1.18 1997/09/23 23:17:49 mjacob Exp */ 3 4/* 5 * Copyright (c) 1988 University of Utah. 6 * Copyright (c) 1982, 1990, 1993 7 * The Regents of the University of California. All rights reserved. 8 * 9 * This code is derived from software contributed to Berkeley by --- 31 unchanged lines hidden (view full) --- 41 * from: Utah $Hdr: cpu.h 1.16 91/03/25$ 42 * 43 * @(#)cpu.h 8.4 (Berkeley) 1/5/94 44 */ 45 46#ifndef _MACHINE_CPU_H_ 47#define _MACHINE_CPU_H_ 48 |
49#include <machine/frame.h> 50 |
51/* |
52 * Arguments to hardclock and gatherstats encapsulate the previous machine 53 * state in an opaque clockframe. |
54 */ 55struct clockframe { |
56 struct trapframe cf_tf; |
57}; |
58#define CLKF_PC(cf) ((cf)->cf_tf.tf_special.iip) 59#define CLKF_USERMODE(cf) ((CLKF_PC(cf) >> 61) < 5) |
60 |
61/* Used by signaling code. */ 62#define cpu_getstack(td) ((td)->td_frame->tf_special.sp) |
63 |
64/* XXX */ 65#define TRAPF_PC(tf) ((tf)->tf_special.iip) 66#define TRAPF_USERMODE(framep) \ 67 (((framep)->tf_special.psr & IA64_PSR_CPL) == IA64_PSR_CPL_USER) 68 |
69/* 70 * CTL_MACHDEP definitions. 71 */ 72#define CPU_CONSDEV 1 /* dev_t: console terminal device */ 73#define CPU_ROOT_DEVICE 2 /* string: root device name */ 74#define CPU_UNALIGNED_PRINT 3 /* int: print unaligned accesses */ 75#define CPU_UNALIGNED_FIX 4 /* int: fix unaligned accesses */ 76#define CPU_UNALIGNED_SIGBUS 5 /* int: SIGBUS unaligned accesses */ --- 22 unchanged lines hidden (view full) --- 99struct thread; 100struct reg; 101struct rpb; 102struct trapframe; 103 104extern struct rpb *hwrpb; 105extern volatile int mc_expected, mc_received; 106 |
107int badaddr(void *, size_t); |
108int badaddr_read(void *, size_t, void *); 109u_int64_t console_restart(u_int64_t, u_int64_t, u_int64_t); |
110int do_ast(struct trapframe *); |
111void dumpconf(void); |
112void frametoreg(struct trapframe *, struct reg *); 113long fswintrberr(void); /* MAGIC */ |
114int ia64_highfp_drop(struct thread *); 115int ia64_highfp_load(struct thread *); 116int ia64_highfp_save(struct thread *); |
117void ia64_init(u_int64_t, u_int64_t); |
118int ia64_pa_access(u_long); |
119void init_prom_interface(struct rpb*); 120void interrupt(u_int64_t, struct trapframe *); |
121void machine_check(unsigned long, struct trapframe *, unsigned long, 122 unsigned long); |
123u_int64_t hwrpb_checksum(void); 124void hwrpb_restart_setup(void); 125void regdump(struct trapframe *); 126void regtoframe(struct reg *, struct trapframe *); 127void set_iointr(void (*)(void *, unsigned long)); 128void fork_trampoline(void); /* MAGIC */ |
129int syscall(struct trapframe *); 130void trap(int vector, struct trapframe *framep); |
131void ia64_probe_sapics(void); 132int ia64_count_cpus(void); |
133void map_gateway_page(void); |
134void map_pal_code(void); 135void map_port_space(void); 136void cpu_mp_add(uint, uint, uint); 137 138/* 139 * Return contents of in-cpu fast counter as a sort of "bogo-time" 140 * for non-critical timing. 141 */ 142static __inline u_int64_t 143get_cyclecount(void) 144{ 145 return (ia64_get_itc()); 146} 147 148#endif /* _KERNEL */ 149 150#endif /* _MACHINE_CPU_H_ */ |