148 lines
4.3 KiB
C
148 lines
4.3 KiB
C
/* $NetBSD: cpu.h,v 1.6 2001/02/18 19:08:16 is Exp $ */
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/*
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* Copyright (C) 1995-1997 Wolfgang Solfrank.
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* Copyright (C) 1995-1997 TooLs GmbH.
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* All rights reserved.
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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 TooLs GmbH.
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* 4. The name of TooLs GmbH may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _MACHINE_CPU_H_
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#define _MACHINE_CPU_H_
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#if defined(_KERNEL) && !defined(_LKM)
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#include "opt_lockdebug.h"
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#endif
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#include <machine/frame.h>
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#include <machine/psl.h>
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#include <machine/intr.h>
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#include <sys/sched.h>
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struct cpu_info {
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struct schedstate_percpu ci_schedstate; /* scheduler state */
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#if defined(DIAGNOSTIC) || defined(LOCKDEBUG)
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u_long ci_spin_locks; /* # of spin locks held */
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u_long ci_simple_locks; /* # of simple locks held */
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#endif
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};
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#ifdef _KERNEL
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extern struct cpu_info cpu_info_store;
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#define curcpu() (&cpu_info_store)
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u_long clkread __P((void));
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void physaccess __P((caddr_t, caddr_t, int, int));
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#endif /* _KERNEL */
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/* ADAM: taken from macppc/cpu.h */
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#define CLKF_USERMODE(frame) (((frame)->srr1 & PSL_PR) != 0)
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#define CLKF_BASEPRI(frame) ((frame)->pri == 0)
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#define CLKF_PC(frame) ((frame)->srr0)
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#define CLKF_INTR(frame) ((frame)->depth > 0)
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#define PROC_PC(p) (trapframe(p)->srr0)
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#define cpu_swapout(p)
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#define cpu_wait(p)
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#define cpu_number() 0
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extern void delay __P((unsigned));
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#define DELAY(n) delay(n)
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extern __volatile int want_resched;
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extern __volatile int astpending;
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#define need_resched(ci) (want_resched = 1, astpending = 1)
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#define need_proftick(p) ((p)->p_flag |= P_OWEUPC, astpending = 1)
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#define signotify(p) (astpending = 1)
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extern char bootpath[];
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#if defined(_KERNEL) || defined(_STANDALONE)
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#define CACHELINESIZE 32
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#endif
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/* ADAM: commented out to avoid CTL_MACHDEP_NAMES redefiniton (see below) */
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/*#include <powerpc/cpu.h>*/
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/* end of ADAM */
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/* ADAM: maybe we will need this??? */
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/* values for machineid (happen to be AFF_* settings of AttnFlags) */
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/*
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#define AMIGA_68020 (1L<<1)
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#define AMIGA_68030 (1L<<2)
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#define AMIGA_68040 (1L<<3)
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#define AMIGA_68881 (1L<<4)
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#define AMIGA_68882 (1L<<5)
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#define AMIGA_FPU40 (1L<<6)
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#define AMIGA_68060 (1L<<7)
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*/
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#ifdef _KERNEL
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int machineid;
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#endif
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/* ADAM: copied from powerpc/cpu.h */
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#ifndef _POWERPC_CPU_H_
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#define _POWERPC_CPU_H_
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extern void __syncicache __P((void *, int));
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/*
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* CTL_MACHDEP definitions.
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*/
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#define CPU_CACHELINE 1
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#define CPU_MAXID 2
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#endif /* _POWERPC_CPU_H_ */
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/* ADAM: copied from amiga/cpu.h */
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#define CTL_MACHDEP_NAMES { \
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{ 0, 0 }, \
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{ "console_device", CTLTYPE_STRUCT }, \
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}
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#ifdef _KERNEL
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/*
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* Prototypes from amiga_init.c
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*/
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void *alloc_z2mem __P((long));
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/*
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* Prototypes from autoconf.c
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*/
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int is_a1200 __P((void));
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int is_a3000 __P((void));
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int is_a4000 __P((void));
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#endif
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#endif /* !_MACHINE_CPU_H_ */
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