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/* $OpenBSD: cpu.h,v 1.15 2000/06/15 19:11:24 mickey Exp $ */
/*
* Copyright (c) 2000 Michael Shalayeff
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Michael Shalayeff.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* Copyright (c) 1988-1994, The University of Utah and
* the Computer Systems Laboratory at the University of Utah (CSL).
* All rights reserved.
*
* Permission to use, copy, modify and distribute this software is hereby
* granted provided that (1) source code retains these copyright, permission,
* and disclaimer notices, and (2) redistributions including binaries
* reproduce the notices in supporting documentation, and (3) all advertising
* materials mentioning features or use of this software display the following
* acknowledgement: ``This product includes software developed by the
* Computer Systems Laboratory at the University of Utah.''
*
* THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
* IS" CONDITION. THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
* ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* CSL requests users of this software to return to csl-dist@cs.utah.edu any
* improvements that they make and grant CSL redistribution rights.
*
* Utah $Hdr: cpu.h 1.19 94/12/16$
*/
#ifndef _MACHINE_CPU_H_
#define _MACHINE_CPU_H_
#include <machine/trap.h>
#include <machine/frame.h>
/*
* CPU types and features
*/
#define HPPA_FTRS_BTLBS 0x00000001
#define HPPA_FTRS_BTLBU 0x00000002
#define HPPA_FTRS_HVT 0x00000004
#define HPPA_FTRS_W32B 0x00000008
#ifndef _LOCORE
/* types */
enum hppa_cpu_type {
hpcx, hpcxs, hpcxt, hpcxta, hpcxl, hpcxl2, hpcxu, hpcxu2, hpcxw
};
extern enum hppa_cpu_type cpu_type;
extern const char *cpu_typename;
#endif
/*
* Exported definitions unique to hp700/PA-RISC cpu support.
*/
/*
* definitions of cpu-dependent requirements
* referenced in generic code
*/
#undef COPY_SIGCODE /* copy sigcode above user stack in exec */
#define HPPA_PGALIAS 0x00100000
#define HPPA_PGAMASK 0xfff00000
#define HPPA_PGAOFF 0x000fffff
#define HPPA_IOSPACE 0xf0000000
#define HPPA_IOBCAST 0xfffc0000
#define HPPA_PDC_LOW 0xef000000
#define HPPA_PDC_HIGH 0xf1000000
#define HPPA_FPA 0xfff80000
#define HPPA_FLEX_DATA 0xfff80001
#define HPPA_DMA_ENABLE 0x00000001
#define HPPA_FLEX_MASK 0xfffc0000
#define HPPA_SPA_ENABLE 0x00000020
#define HPPA_NMODSPBUS 64
#define clockframe trapframe
#define CLKF_BASEPRI(framep) ((framep)->tf_eiem == ~0U)
#define CLKF_PC(framep) ((framep)->tf_iioq_head)
#define CLKF_INTR(framep) ((framep)->tf_flags & TFF_INTR)
#define CLKF_USERMODE(framep) ((framep)->tf_flags & T_USER)
#define CLKF_SYSCALL(framep) ((framep)->tf_flags & TFF_SYS)
#define signotify(p) (void)(p)
#define need_resched() {(void)1;}
#define need_proftick(p) {(void)(p);}
#ifndef _LOCORE
#ifdef _KERNEL
#define MD_CACHE_FLUSH 0
#define MD_CACHE_PURGE 1
#define MD_CACHE_CTL(CACHE_ADDR,CACHE_SIZE,CACHE_FLUSHTYPE) \
(((CACHE_FLUSHTYPE)? pdcache : fdcache) \
(HPPA_SID_KERNEL,(vaddr_t)CACHE_ADDR,CACHE_SIZE)) \
#define DELAY(x) delay(x)
extern int (*cpu_desidhash) __P((void));
void delay __P((u_int us));
void hppa_init __P((paddr_t start));
void trap __P((int type, struct trapframe *frame));
int kvtop __P((const caddr_t va));
int dma_cachectl __P((caddr_t p, int size));
int spcopy __P((pa_space_t ssp, const void *src,
pa_space_t dsp, void *dst, size_t size));
int spstrcpy __P((pa_space_t ssp, const void *src,
pa_space_t dsp, void *dst, size_t size, size_t *rsize));
int copy_on_fault __P((void));
void child_return __P((struct proc *p));
void switch_trampoline __P((void));
void switch_exit __P((struct proc *p));
int cpu_dumpsize __P((void));
int cpu_dump __P((void));
#endif
/*
* Boot arguments stuff
*/
#define BOOTARG_LEN (NBPG)
#define BOOTARG_OFF (0x10000)
/*
* CTL_MACHDEP definitions.
*/
#define CPU_CONSDEV 1 /* dev_t: console terminal device */
#define CPU_MAXID 2 /* number of valid machdep ids */
#define CTL_MACHDEP_NAMES { \
{ 0, 0 }, \
{ "console_device", CTLTYPE_STRUCT }, \
}
#endif
#endif /* _MACHINE_CPU_H_ */
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