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/* $OpenBSD: cpu.h,v 1.10 1999/08/14 03:25:59 mickey Exp $ */
/*
* 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/frame.h>
/*
* 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_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) (0) /* XXX */
#define CLKF_USERMODE(framep) (USERMODE((framep)->tf_iioq_head))
#define signotify(p) (void)(p)
#define need_resched() {(void)1;}
#define need_proftick(p) {(void)(p);}
#ifdef _KERNEL
#define DELAY(x) delay(x)
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));
#define cpu_wait(p) /* so, nobody uses it nomore */
#if 0
#define cpu_swapin(p) /* nothing */
#endif
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 /* _MACHINE_CPU_H_ */
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