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      1 /*	$NetBSD: types.h,v 1.95 2025/05/08 05:31:16 imil Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1990 The Regents of the University of California.
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. Neither the name of the University nor the names of its contributors
     16  *    may be used to endorse or promote products derived from this software
     17  *    without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  *
     31  *	@(#)types.h	7.5 (Berkeley) 3/9/91
     32  */
     33 
     34 #ifndef	_I386_MACHTYPES_H_
     35 #define	_I386_MACHTYPES_H_
     36 
     37 #ifdef _KERNEL_OPT
     38 #include "opt_xen.h"
     39 #endif
     40 #include <sys/cdefs.h>
     41 #include <sys/featuretest.h>
     42 #include <machine/int_types.h>
     43 
     44 typedef int			__register_t;
     45 typedef unsigned long		__vaddr_t;	/* segments.h */
     46 typedef unsigned char		__cpu_simple_lock_nv_t;
     47 
     48 #if defined(_KERNEL)
     49 typedef struct label_t {
     50 	int val[6];
     51 } label_t;
     52 #endif
     53 
     54 #if defined(_KERNEL)
     55 /*
     56  * XXX JYM for now, in kernel paddr_t can be 32 or 64 bits, depending
     57  * on PAE. Revisit when paddr_t becomes 64 bits for !PAE systems.
     58  */
     59 #ifdef PAE
     60 typedef __uint64_t	paddr_t;
     61 typedef __uint64_t	psize_t;
     62 #define	PRIxPADDR	"llx"
     63 #define	PRIxPSIZE	"llx"
     64 #define	PRIuPSIZE	"llu"
     65 #else /* PAE */
     66 typedef unsigned long	paddr_t;
     67 typedef unsigned long	psize_t;
     68 #define	PRIxPADDR	"lx"
     69 #define	PRIxPSIZE	"lx"
     70 #define	PRIuPSIZE	"lu"
     71 #endif /* PAE */
     72 
     73 #elif defined(_KMEMUSER) || defined(_KERNTYPES) || defined(_STANDALONE)
     74 /* paddr_t is always 64 bits for userland */
     75 typedef __uint64_t	paddr_t;
     76 typedef __uint64_t	psize_t;
     77 #define	PRIxPADDR	"llx"
     78 #define	PRIxPSIZE	"llx"
     79 #define	PRIuPSIZE	"llu"
     80 
     81 #endif /* _KERNEL */
     82 
     83 #if defined(_KERNEL) || defined(_KMEMUSER) || defined(_KERNTYPES) || defined(_STANDALONE)
     84 
     85 typedef __vaddr_t	vaddr_t;
     86 typedef unsigned long	vsize_t;
     87 #define	PRIxVADDR	"lx"
     88 #define	PRIxVSIZE	"lx"
     89 #define	PRIuVSIZE	"lu"
     90 
     91 typedef __register_t	register_t;
     92 #define	PRIxREGISTER	"x"
     93 
     94 #endif /* _KERNEL || _KMEMUSER */
     95 
     96 /* __cpu_simple_lock_t used to be a full word. */
     97 #define	__CPU_SIMPLE_LOCK_PAD
     98 
     99 #define	__SIMPLELOCK_LOCKED	1
    100 #define	__SIMPLELOCK_UNLOCKED	0
    101 
    102 #if !__has_feature(undefined_behavior_sanitizer) && \
    103 	!defined(__SANITIZE_UNDEFINED__)
    104 /* The x86 does not have strict alignment requirements. */
    105 #define	__NO_STRICT_ALIGNMENT
    106 #endif
    107 
    108 #define	__HAVE_NEW_STYLE_BUS_H
    109 #define	__HAVE_CPU_DATA_FIRST
    110 #define	__HAVE_CPU_COUNTER
    111 #define	__HAVE_CPU_BOOTCONF
    112 #define	__HAVE_MD_CPU_OFFLINE
    113 #define	__HAVE_SYSCALL_INTERN
    114 #define	__HAVE_MINIMAL_EMUL
    115 #define	__HAVE_OLD_DISKLABEL
    116 #define	__HAVE_CPU_RNG
    117 
    118 #if defined(_KERNEL)
    119 /*
    120  * Processors < i586 do not have cmpxchg8b, and we compile for i486
    121  * by default. The kernel tsc driver uses them though, and handles < i586
    122  * by patching.  E.g. rump kernels and crash(8) and a selection of
    123  * other run-in-userspace code defines _KERNEL, but is careful not to
    124  * build anything using 64bit atomic ops by default.
    125  */
    126 #define	__HAVE_ATOMIC64_OPS
    127 #endif
    128 #define	__HAVE_ATOMIC_AS_MEMBAR
    129 #define	__HAVE_CPU_LWP_SETPRIVATE
    130 #define	__HAVE_INTR_CONTROL
    131 #define	__HAVE_MM_MD_OPEN
    132 #define	__HAVE___LWP_GETPRIVATE_FAST
    133 #define	__HAVE_TLS_VARIANT_II
    134 #define	__HAVE_COMMON___TLS_GET_ADDR
    135 #define	__HAVE_UCAS_FULL
    136 #define	__HAVE_RAS
    137 #define	__HAVE_BOOT_DURATION
    138 
    139 #endif	/* _I386_MACHTYPES_H_ */
    140