ARM headers
This commit is contained in:
Arun Thomas
parent
10cbc9bd11
commit
3131ad3154
6
include/arch/arm/Makefile
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6
include/arch/arm/Makefile
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@ -0,0 +1,6 @@
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# $NetBSD: Makefile,v 1.38 2009/08/30 02:00:56 dyoung Exp $
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SUBDIR= include
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.include <bsd.subdir.mk>
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125
include/arch/arm/include/lock.h
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125
include/arch/arm/include/lock.h
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@ -0,0 +1,125 @@
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/* $NetBSD: lock.h,v 1.17 2008/04/28 20:23:14 martin Exp $ */
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/*-
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* Copyright (c) 2000, 2001 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe.
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Machine-dependent spin lock operations.
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*
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* NOTE: The SWP insn used here is available only on ARM architecture
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* version 3 and later (as well as 2a). What we are going to do is
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* expect that the kernel will trap and emulate the insn. That will
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* be slow, but give us the atomicity that we need.
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*/
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#ifndef _ARM_LOCK_H_
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#define _ARM_LOCK_H_
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static __inline int
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__SIMPLELOCK_LOCKED_P(__cpu_simple_lock_t *__ptr)
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{
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return *__ptr == __SIMPLELOCK_LOCKED;
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}
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static __inline int
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__SIMPLELOCK_UNLOCKED_P(__cpu_simple_lock_t *__ptr)
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{
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return *__ptr == __SIMPLELOCK_UNLOCKED;
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}
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static __inline void
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__cpu_simple_lock_clear(__cpu_simple_lock_t *__ptr)
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{
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*__ptr = __SIMPLELOCK_UNLOCKED;
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}
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static __inline void
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__cpu_simple_lock_set(__cpu_simple_lock_t *__ptr)
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{
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*__ptr = __SIMPLELOCK_LOCKED;
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}
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#ifdef _KERNEL
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#include <arm/cpufunc.h>
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#define mb_read drain_writebuf /* in cpufunc.h */
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#define mb_write drain_writebuf /* in cpufunc.h */
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#define mb_memory drain_writebuf /* in cpufunc.h */
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#endif
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#if defined(_KERNEL)
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static __inline int
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__swp(int __val, volatile unsigned char *__ptr)
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{
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__asm volatile("swpb %0, %1, [%2]"
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: "=&r" (__val) : "r" (__val), "r" (__ptr) : "memory");
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return __val;
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}
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#else
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static __inline int
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__swp(int __val, volatile int *__ptr)
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{
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__asm volatile("swp %0, %1, [%2]"
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: "=&r" (__val) : "r" (__val), "r" (__ptr) : "memory");
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return __val;
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}
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#endif /* _KERNEL */
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static __inline void __attribute__((__unused__))
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__cpu_simple_lock_init(__cpu_simple_lock_t *alp)
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{
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*alp = __SIMPLELOCK_UNLOCKED;
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}
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static __inline void __attribute__((__unused__))
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__cpu_simple_lock(__cpu_simple_lock_t *alp)
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{
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while (__swp(__SIMPLELOCK_LOCKED, alp) != __SIMPLELOCK_UNLOCKED)
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continue;
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}
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static __inline int __attribute__((__unused__))
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__cpu_simple_lock_try(__cpu_simple_lock_t *alp)
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{
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return (__swp(__SIMPLELOCK_LOCKED, alp) == __SIMPLELOCK_UNLOCKED);
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}
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static __inline void __attribute__((__unused__))
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__cpu_simple_unlock(__cpu_simple_lock_t *alp)
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{
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*alp = __SIMPLELOCK_UNLOCKED;
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}
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#endif /* _ARM_LOCK_H_ */
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26
include/arch/arm/include/partition.h
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26
include/arch/arm/include/partition.h
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/* Description of entry in partition table. */
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#ifndef _PARTITION_H
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#define _PARTITION_H
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struct part_entry {
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unsigned char bootind; /* boot indicator 0/ACTIVE_FLAG */
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unsigned char start_head; /* head value for first sector */
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unsigned char start_sec; /* sector value + cyl bits for first sector */
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unsigned char start_cyl; /* track value for first sector */
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unsigned char sysind; /* system indicator */
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unsigned char last_head; /* head value for last sector */
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unsigned char last_sec; /* sector value + cyl bits for last sector */
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unsigned char last_cyl; /* track value for last sector */
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unsigned long lowsec; /* logical first sector */
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unsigned long size; /* size of partition in sectors */
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};
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#define ACTIVE_FLAG 0x80 /* value for active in bootind field (hd0) */
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#define NR_PARTITIONS 4 /* number of entries in partition table */
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#define PART_TABLE_OFF 0x1BE /* offset of partition table in boot sector */
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/* Partition types. */
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#define NO_PART 0x00 /* unused entry */
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#define MINIX_PART 0x81 /* Minix partition type */
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#endif /* _PARTITION_H */
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12
include/arch/arm/include/vmparam.h
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12
include/arch/arm/include/vmparam.h
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#ifndef _ARM_VMPARAM_H_
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#define _ARM_VMPARAM_H_
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/*
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* Machine dependent constants for ARM.
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*/
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#define PAGE_SHIFT 12
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#define PAGE_SIZE (1 << PAGE_SHIFT)
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#define PAGE_MASK (PAGE_SIZE - 1)
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#endif /* _ARM_VMPARAM_H_ */
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@ -17,7 +17,7 @@ INCS+= ansi.h atomic.h \
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fcntl.h fd_set.h featuretest.h file.h \
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fcntl.h fd_set.h featuretest.h file.h \
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float_ieee754.h gcq.h gmon.h hash.h \
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float_ieee754.h gcq.h gmon.h hash.h \
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ieee754.h inttypes.h ioctl.h ipc.h \
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ieee754.h inttypes.h ioctl.h ipc.h \
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localedef.h \
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localedef.h lock.h \
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md4.h md5.h \
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md4.h md5.h \
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mman.h mount.h \
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mman.h mount.h \
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null.h \
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null.h \
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@ -27,7 +27,7 @@ INCS+= ansi.h atomic.h \
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rbtree.h resource.h rmd160.h \
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rbtree.h resource.h rmd160.h \
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select.h sha1.h \
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select.h sha1.h \
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sha2.h siginfo.h signal.h sigtypes.h \
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sha2.h siginfo.h signal.h sigtypes.h \
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reboot.h sem.h shm.h socket.h \
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ras.h reboot.h sem.h shm.h socket.h \
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stat.h statvfs.h \
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stat.h statvfs.h \
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sysctl.h stdint.h \
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sysctl.h stdint.h \
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syslimits.h syslog.h \
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syslimits.h syslog.h \
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116
include/sys/lock.h
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116
include/sys/lock.h
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/* $NetBSD: lock.h,v 1.86 2010/07/01 13:00:57 hannken Exp $ */
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/*-
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* Copyright (c) 1999, 2000, 2006, 2007 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
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* NASA Ames Research Center, by Ross Harvey, and by Andrew Doran.
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Copyright (c) 1995
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* The Regents of the University of California. All rights reserved.
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*
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* This code contains ideas from software contributed to Berkeley by
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* Avadis Tevanian, Jr., Michael Wayne Young, and the Mach Operating
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* System project at Carnegie-Mellon University.
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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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* @(#)lock.h 8.12 (Berkeley) 5/19/95
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*/
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#ifndef _SYS_LOCK_H_
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#define _SYS_LOCK_H_
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#include <sys/stdint.h>
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#include <sys/mutex.h>
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#include <machine/lock.h>
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#ifdef _KERNEL
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/*
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* From <machine/lock.h>.
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*/
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#ifndef SPINLOCK_SPIN_HOOK
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#define SPINLOCK_SPIN_HOOK
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#endif
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#ifndef SPINLOCK_BACKOFF_HOOK
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#define SPINLOCK_BACKOFF_HOOK nullop(NULL)
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#endif
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#ifndef SPINLOCK_BACKOFF_MIN
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#define SPINLOCK_BACKOFF_MIN 4
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#endif
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#ifndef SPINLOCK_BACKOFF_MAX
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#define SPINLOCK_BACKOFF_MAX 128
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#endif
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#define SPINLOCK_BACKOFF(count) \
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do { \
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int __i; \
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for (__i = (count); __i != 0; __i--) { \
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SPINLOCK_BACKOFF_HOOK; \
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} \
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if ((count) < SPINLOCK_BACKOFF_MAX) \
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(count) += (count); \
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|
} while (/* CONSTCOND */ 0);
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#define SPINLOCK_RUN_HOOK(count) ((count) >= SPINLOCK_BACKOFF_MAX)
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#ifdef LOCKDEBUG
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#define SPINLOCK_SPINOUT(spins) ((spins)++ > 0x0fffffff)
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#else
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#define SPINLOCK_SPINOUT(spins) ((void)(spins), 0)
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#endif
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extern __cpu_simple_lock_t kernel_lock[];
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#endif /* _KERNEL */
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#endif /* _SYS_LOCK_H_ */
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134
include/sys/ras.h
Normal file
134
include/sys/ras.h
Normal file
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/* $NetBSD: ras.h,v 1.14 2008/08/11 21:51:14 skrll Exp $ */
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/*-
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* Copyright (c) 2002, 2004, 2007 The NetBSD Foundation, Inc.
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* All rights reserved.
|
||||||
|
*
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|
* This code is derived from software contributed to The NetBSD Foundation
|
||||||
|
* by Gregory McGarry.
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|
*
|
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* 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.
|
||||||
|
*
|
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|
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
|
||||||
|
* ``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 FOUNDATION OR CONTRIBUTORS
|
||||||
|
* 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 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.
|
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|
*/
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#ifndef _SYS_RAS_H_
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#define _SYS_RAS_H_
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#ifndef __ASSEMBLER__
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#include <sys/types.h>
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#include <sys/queue.h>
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struct ras {
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struct ras *ras_next;
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void *ras_startaddr;
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void *ras_endaddr;
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};
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#define RAS_INSTALL 0
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#define RAS_PURGE 1
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#define RAS_PURGE_ALL 2
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#else
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#include <sys/cdefs.h>
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||||||
|
#endif /* __ASSEMBLER__ */
|
||||||
|
|
||||||
|
#ifdef _KERNEL
|
||||||
|
|
||||||
|
#ifndef __ASSEMBLER__
|
||||||
|
struct proc;
|
||||||
|
|
||||||
|
void *ras_lookup(struct proc *, void *);
|
||||||
|
int ras_fork(struct proc *, struct proc *);
|
||||||
|
int ras_purgeall(void);
|
||||||
|
#endif /* __ASSEMBLER__ */
|
||||||
|
|
||||||
|
#else /* !_KERNEL */
|
||||||
|
|
||||||
|
#ifndef RAS_DECL
|
||||||
|
|
||||||
|
#define RAS_DECL(name) \
|
||||||
|
extern void __CONCAT(name,_ras_start(void)), __CONCAT(name,_ras_end(void))
|
||||||
|
|
||||||
|
#endif /* RAS_DECL */
|
||||||
|
|
||||||
|
/*
|
||||||
|
* RAS_START and RAS_END contain implicit instruction reordering
|
||||||
|
* barriers. See __insn_barrier() in <sys/cdefs.h>.
|
||||||
|
*
|
||||||
|
* Note: You are strongly advised to avoid coding RASs in C. There is a
|
||||||
|
* good chance the compiler will generate code which cannot be restarted.
|
||||||
|
*/
|
||||||
|
#define RAS_START(name) \
|
||||||
|
__asm volatile(".globl " ___STRING(name) "_ras_start\n" \
|
||||||
|
___STRING(name) "_ras_start:" \
|
||||||
|
::: "memory")
|
||||||
|
|
||||||
|
#define RAS_END(name) \
|
||||||
|
__asm volatile(".globl " ___STRING(name) "_ras_end\n" \
|
||||||
|
___STRING(name) "_ras_end:" \
|
||||||
|
::: "memory")
|
||||||
|
|
||||||
|
#define RAS_ADDR(name) ((void *)(uintptr_t) __CONCAT(name,_ras_start))
|
||||||
|
#define RAS_SIZE(name) ((size_t)((uintptr_t) __CONCAT(name,_ras_end) - \
|
||||||
|
(uintptr_t) __CONCAT(name,_ras_start)))
|
||||||
|
|
||||||
|
#ifndef __ASSEMBLER__
|
||||||
|
__BEGIN_DECLS
|
||||||
|
int rasctl(void *, size_t, int);
|
||||||
|
__END_DECLS
|
||||||
|
|
||||||
|
#else /* __ASSEMBLER__ */
|
||||||
|
|
||||||
|
#ifndef _ASM_LS_CHAR
|
||||||
|
#define _ASM_LS_CHAR ;
|
||||||
|
#endif
|
||||||
|
|
||||||
|
/*
|
||||||
|
* RAS_START_ASM and RAS_END_ASM are for use within assembly code.
|
||||||
|
* This is the prefered method of coding a RAS.
|
||||||
|
*/
|
||||||
|
#define RAS_START_ASM(name) \
|
||||||
|
.globl _C_LABEL(__CONCAT(name,_ras_start)) _ASM_LS_CHAR \
|
||||||
|
_C_LABEL(__CONCAT(name,_ras_start)):
|
||||||
|
|
||||||
|
#define RAS_END_ASM(name) \
|
||||||
|
.globl _C_LABEL(__CONCAT(name,_ras_end)) _ASM_LS_CHAR \
|
||||||
|
_C_LABEL(__CONCAT(name,_ras_end)):
|
||||||
|
|
||||||
|
/*
|
||||||
|
* RAS_START_ASM_HIDDEN and RAS_END_ASM_HIDDEN are similar to the above,
|
||||||
|
* except that they limit the scope of the symbol such that it will not
|
||||||
|
* be placed into the dynamic symbol table. Thus no other module (executable
|
||||||
|
* or shared library) can reference it directly.
|
||||||
|
*/
|
||||||
|
#define RAS_START_ASM_HIDDEN(name) \
|
||||||
|
.globl _C_LABEL(__CONCAT(name,_ras_start)) _ASM_LS_CHAR \
|
||||||
|
.hidden _C_LABEL(__CONCAT(name,_ras_start)) _ASM_LS_CHAR \
|
||||||
|
_C_LABEL(__CONCAT(name,_ras_start)):
|
||||||
|
|
||||||
|
#define RAS_END_ASM_HIDDEN(name) \
|
||||||
|
.globl _C_LABEL(__CONCAT(name,_ras_end)) _ASM_LS_CHAR \
|
||||||
|
.hidden _C_LABEL(__CONCAT(name,_ras_end)) _ASM_LS_CHAR \
|
||||||
|
_C_LABEL(__CONCAT(name,_ras_end)):
|
||||||
|
#endif /* __ASSEMBLER__ */
|
||||||
|
|
||||||
|
#endif /* _KERNEL */
|
||||||
|
|
||||||
|
#endif /* !_SYS_RAS_H_ */
|
||||||
Loading…
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Reference in New Issue
Block a user