188 lines
7.0 KiB
C
188 lines
7.0 KiB
C
/* $NetBSD: alpha.h,v 1.21 2007/05/17 14:51:13 yamt Exp $ */
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/*
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* Copyright (c) 1982, 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* the Systems Programming Group of the University of Utah Computer
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* Science Department.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* from: Utah $Hdr: cpu.h 1.16 91/03/25$
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*
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* @(#)cpu.h 8.4 (Berkeley) 1/5/94
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*/
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/*
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* Copyright (c) 1988 University of Utah.
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*
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* This code is derived from software contributed to Berkeley by
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* the Systems Programming Group of the University of Utah Computer
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* Science Department.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* from: Utah $Hdr: cpu.h 1.16 91/03/25$
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*
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* @(#)cpu.h 8.4 (Berkeley) 1/5/94
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*/
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#ifndef _ALPHA_H_
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#define _ALPHA_H_
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typedef union alpha_s_float {
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u_int32_t i;
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u_int32_t frac: 23,
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exp: 8,
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sign: 1;
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} s_float;
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typedef union alpha_t_float {
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u_int64_t i;
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u_int64_t frac: 52,
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exp: 11,
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sign: 1;
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} t_float;
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#ifdef _KERNEL
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#include <machine/bus.h>
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#include <machine/stdarg.h>
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struct pcb;
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struct lwp;
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struct reg;
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struct rpb;
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struct trapframe;
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extern u_long cpu_implver; /* from IMPLVER instruction */
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extern u_long cpu_amask; /* from AMASK instruction */
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extern int bootdev_debug;
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extern int alpha_fp_sync_complete;
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extern int alpha_unaligned_print, alpha_unaligned_fix, alpha_unaligned_sigbus;
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void XentArith(u_int64_t, u_int64_t, u_int64_t); /* MAGIC */
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void XentIF(u_int64_t, u_int64_t, u_int64_t); /* MAGIC */
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void XentInt(u_int64_t, u_int64_t, u_int64_t); /* MAGIC */
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void XentMM(u_int64_t, u_int64_t, u_int64_t); /* MAGIC */
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void XentRestart(void); /* MAGIC */
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void XentSys(u_int64_t, u_int64_t, u_int64_t); /* MAGIC */
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void XentUna(u_int64_t, u_int64_t, u_int64_t); /* MAGIC */
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void alpha_init(u_long, u_long, u_long, u_long, u_long);
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int alpha_pa_access(u_long);
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void ast(struct trapframe *);
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int badaddr(void *, size_t);
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int badaddr_read(void *, size_t, void *);
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u_int64_t console_restart(struct trapframe *);
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void do_sir(void);
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void dumpconf(void);
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void exception_return(void); /* MAGIC */
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void frametoreg(const struct trapframe *, struct reg *);
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long fswintrberr(void); /* MAGIC */
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void init_bootstrap_console(void);
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void init_prom_interface(struct rpb *);
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void interrupt(unsigned long, unsigned long, unsigned long,
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struct trapframe *);
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void machine_check(unsigned long, struct trapframe *, unsigned long,
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unsigned long);
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u_int64_t hwrpb_checksum(void);
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void hwrpb_restart_setup(void);
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void regdump(struct trapframe *);
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void regtoframe(const struct reg *, struct trapframe *);
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void savectx(struct pcb *);
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void lwp_trampoline(void); /* MAGIC */
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void trap(unsigned long, unsigned long, unsigned long, unsigned long,
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struct trapframe *);
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void trap_init(void);
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void enable_nsio_ide(bus_space_tag_t);
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char * dot_conv(unsigned long);
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void fpusave_cpu(struct cpu_info *, int);
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void fpusave_proc(struct lwp *, int);
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/* Multiprocessor glue; cpu.c */
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struct cpu_info;
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int cpu_iccb_send(long, const char *);
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void cpu_iccb_receive(void);
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void cpu_hatch(struct cpu_info *);
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void cpu_halt(void) __attribute__((__noreturn__));
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void cpu_spinup_trampoline(void); /* MAGIC */
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void cpu_pause(unsigned long);
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void cpu_resume(unsigned long);
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#if defined(DDB)
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void cpu_debug_dump(void);
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#endif
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/* IEEE and VAX FP completion */
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void alpha_sts(int, s_float *); /* MAGIC */
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void alpha_stt(int, t_float *); /* MAGIC */
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void alpha_lds(int, s_float *); /* MAGIC */
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void alpha_ldt(int, t_float *); /* MAGIC */
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uint64_t alpha_read_fpcr(void); /* MAGIC */
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void alpha_write_fpcr(u_int64_t); /* MAGIC */
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u_int64_t alpha_read_fp_c(struct lwp *);
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void alpha_write_fp_c(struct lwp *, u_int64_t);
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void alpha_enable_fp(struct lwp *, int);
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int alpha_fp_complete(u_long, u_long, struct lwp *, u_int64_t *);
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/* Security sensitive rate limiting printf */
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void rlprintf(struct timeval *t, const char *fmt, ...);
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#endif /* _KERNEL */
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#endif /* _ALPHA_H_ */
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