0bf8d5d5f4
It's a cleanup; no (intended) functional changes. Sponsored By: EPSRC Reviewed By: kib Differential Revision: https://reviews.freebsd.org/D32888
336 lines
8.2 KiB
C
336 lines
8.2 KiB
C
/*-
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* Copyright (c) 1994-1996 Søren Schmidt
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* Copyright (c) 2013 Dmitry Chagin <dchagin@FreeBSD.org>
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* Copyright (c) 2018 Turing Robotic Industries Inc.
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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 AUTHOR 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 AUTHOR 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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/*
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* $FreeBSD$
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*/
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#ifndef _ARM64_LINUX_H_
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#define _ARM64_LINUX_H_
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#include <sys/abi_compat.h>
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#include <compat/linux/linux.h>
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#include <arm64/linux/linux_syscall.h>
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#define LINUX_DTRACE linuxulator
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/* Provide a separate set of types for the Linux types */
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typedef int32_t l_int;
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typedef int64_t l_long;
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typedef int16_t l_short;
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typedef uint32_t l_uint;
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typedef uint64_t l_ulong;
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typedef uint16_t l_ushort;
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typedef l_ulong l_uintptr_t;
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typedef l_long l_clock_t;
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typedef l_int l_daddr_t;
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typedef l_ulong l_dev_t;
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typedef l_uint l_gid_t;
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typedef l_ushort l_gid16_t; /* XXX */
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typedef l_uint l_uid_t;
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typedef l_ushort l_uid16_t; /* XXX */
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typedef l_ulong l_ino_t;
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typedef l_int l_key_t;
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typedef l_long l_loff_t;
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typedef l_uint l_mode_t;
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typedef l_long l_off_t;
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typedef l_int l_pid_t;
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typedef l_ulong l_size_t;
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typedef l_long l_suseconds_t;
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typedef l_long l_time_t;
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typedef l_int l_timer_t; /* XXX */
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typedef l_int l_mqd_t;
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typedef l_ulong l_fd_mask;
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typedef struct {
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l_int val[2];
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} l_fsid_t;
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typedef struct {
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l_time_t tv_sec;
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l_suseconds_t tv_usec;
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} l_timeval;
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#define l_fd_set fd_set
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/* Miscellaneous */
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#define LINUX_AT_COUNT 20
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struct l___sysctl_args
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{
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l_uintptr_t name;
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l_int nlen;
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l_uintptr_t oldval;
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l_uintptr_t oldlenp;
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l_uintptr_t newval;
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l_uintptr_t newlen;
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l_ulong __spare[4];
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};
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/* Resource limits */
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#define LINUX_RLIMIT_CPU 0
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#define LINUX_RLIMIT_FSIZE 1
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#define LINUX_RLIMIT_DATA 2
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#define LINUX_RLIMIT_STACK 3
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#define LINUX_RLIMIT_CORE 4
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#define LINUX_RLIMIT_RSS 5
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#define LINUX_RLIMIT_NPROC 6
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#define LINUX_RLIMIT_NOFILE 7
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#define LINUX_RLIMIT_MEMLOCK 8
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#define LINUX_RLIMIT_AS 9 /* Address space limit */
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#define LINUX_RLIM_NLIMITS 10
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struct l_rlimit {
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l_ulong rlim_cur;
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l_ulong rlim_max;
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};
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/* stat family of syscalls */
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struct l_timespec {
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l_time_t tv_sec;
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l_long tv_nsec;
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};
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#define LINUX_O_DIRECTORY 000040000 /* Must be a directory */
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#define LINUX_O_NOFOLLOW 000100000 /* Do not follow links */
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#define LINUX_O_DIRECT 000200000 /* Direct disk access hint */
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#define LINUX_O_LARGEFILE 000400000
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struct l_newstat {
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l_dev_t st_dev;
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l_ino_t st_ino;
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l_uint st_mode;
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l_uint st_nlink;
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l_uid_t st_uid;
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l_gid_t st_gid;
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l_dev_t st_rdev;
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l_ulong __st_pad1;
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l_off_t st_size;
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l_int st_blksize;
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l_int __st_pad2;
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l_long st_blocks;
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struct l_timespec st_atim;
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struct l_timespec st_mtim;
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struct l_timespec st_ctim;
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l_uint __unused1;
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l_uint __unused2;
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};
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/* sigaction flags */
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#define LINUX_SA_NOCLDSTOP 0x00000001
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#define LINUX_SA_NOCLDWAIT 0x00000002
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#define LINUX_SA_SIGINFO 0x00000004
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#define LINUX_SA_RESTORER 0x04000000
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#define LINUX_SA_ONSTACK 0x08000000
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#define LINUX_SA_RESTART 0x10000000
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#define LINUX_SA_INTERRUPT 0x20000000 /* XXX */
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#define LINUX_SA_NOMASK 0x40000000 /* SA_NODEFER */
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#define LINUX_SA_ONESHOT 0x80000000 /* SA_RESETHAND */
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/* sigprocmask actions */
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#define LINUX_SIG_BLOCK 0
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#define LINUX_SIG_UNBLOCK 1
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#define LINUX_SIG_SETMASK 2
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/* sigaltstack */
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#define LINUX_MINSIGSTKSZ 2048 /* XXX */
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typedef void (*l_handler_t)(l_int);
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typedef struct {
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l_handler_t lsa_handler;
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l_ulong lsa_flags;
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l_uintptr_t lsa_restorer;
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l_sigset_t lsa_mask;
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} l_sigaction_t; /* XXX */
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typedef struct {
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l_uintptr_t ss_sp;
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l_int ss_flags;
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l_size_t ss_size;
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} l_stack_t;
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#define LINUX_SI_PREAMBLE_SIZE (4 * sizeof(int))
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#define LINUX_SI_MAX_SIZE 128
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#define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE - \
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LINUX_SI_PREAMBLE_SIZE) / sizeof(l_int))
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typedef union l_sigval {
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l_int sival_int;
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l_uintptr_t sival_ptr;
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} l_sigval_t;
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typedef struct l_siginfo {
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l_int lsi_signo;
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l_int lsi_errno;
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l_int lsi_code;
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union {
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l_int _pad[LINUX_SI_PAD_SIZE];
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struct {
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l_pid_t _pid;
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l_uid_t _uid;
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} _kill;
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struct {
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l_timer_t _tid;
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l_int _overrun;
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char _pad[sizeof(l_uid_t) - sizeof(int)];
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union l_sigval _sigval;
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l_uint _sys_private;
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} _timer;
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struct {
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l_pid_t _pid; /* sender's pid */
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l_uid_t _uid; /* sender's uid */
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union l_sigval _sigval;
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} _rt;
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struct {
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l_pid_t _pid; /* which child */
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l_uid_t _uid; /* sender's uid */
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l_int _status; /* exit code */
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l_clock_t _utime;
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l_clock_t _stime;
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} _sigchld;
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struct {
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l_uintptr_t _addr; /* Faulting insn/memory ref. */
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} _sigfault;
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struct {
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l_long _band; /* POLL_IN,POLL_OUT,POLL_MSG */
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l_int _fd;
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} _sigpoll;
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} _sifields;
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} l_siginfo_t;
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#define lsi_pid _sifields._kill._pid
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#define lsi_uid _sifields._kill._uid
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#define lsi_tid _sifields._timer._tid
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#define lsi_overrun _sifields._timer._overrun
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#define lsi_sys_private _sifields._timer._sys_private
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#define lsi_status _sifields._sigchld._status
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#define lsi_utime _sifields._sigchld._utime
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#define lsi_stime _sifields._sigchld._stime
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#define lsi_value _sifields._rt._sigval
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#define lsi_int _sifields._rt._sigval.sival_int
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#define lsi_ptr _sifields._rt._sigval.sival_ptr
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#define lsi_addr _sifields._sigfault._addr
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#define lsi_band _sifields._sigpoll._band
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#define lsi_fd _sifields._sigpoll._fd
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/*
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* This structure is different from the one used by Linux,
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* but it doesn't matter - it's not user-accessible. We need
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* it instead of the native one because of l_siginfo.
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*/
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struct l_sigframe {
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struct l_siginfo sf_si;
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ucontext_t sf_uc;
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};
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union l_semun {
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l_int val;
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l_uintptr_t buf;
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l_uintptr_t array;
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l_uintptr_t __buf;
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l_uintptr_t __pad;
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};
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struct l_ifmap {
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l_ulong mem_start;
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l_ulong mem_end;
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l_ushort base_addr;
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u_char irq;
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u_char dma;
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u_char port;
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/* 3 bytes spare*/
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};
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struct l_ifreq {
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union {
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char ifrn_name[LINUX_IFNAMSIZ];
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} ifr_ifrn;
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union {
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struct l_sockaddr ifru_addr;
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struct l_sockaddr ifru_dstaddr;
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struct l_sockaddr ifru_broadaddr;
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struct l_sockaddr ifru_netmask;
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struct l_sockaddr ifru_hwaddr;
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l_short ifru_flags[1];
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l_int ifru_ivalue;
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l_int ifru_mtu;
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struct l_ifmap ifru_map;
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char ifru_slave[LINUX_IFNAMSIZ];
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l_uintptr_t ifru_data;
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} ifr_ifru;
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};
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#define ifr_name ifr_ifrn.ifrn_name /* Interface name */
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#define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */
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#define ifr_ifindex ifr_ifru.ifru_ivalue /* Interface index */
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#define linux_copyout_rusage(r, u) copyout(r, u, sizeof(*r))
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/* robust futexes */
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struct linux_robust_list {
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l_uintptr_t next;
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};
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struct linux_robust_list_head {
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struct linux_robust_list list;
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l_long futex_offset;
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l_uintptr_t pending_list;
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};
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struct linux_pt_regset {
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l_ulong x[31];
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l_ulong sp;
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l_ulong pc;
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l_ulong cpsr;
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};
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struct reg;
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struct syscall_info;
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void bsd_to_linux_regset(const struct reg *b_reg,
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struct linux_pt_regset *l_regset);
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void linux_to_bsd_regset(struct reg *b_reg,
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const struct linux_pt_regset *l_regset);
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void linux_ptrace_get_syscall_info_machdep(const struct reg *reg,
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struct syscall_info *si);
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int linux_ptrace_getregs_machdep(struct thread *td, pid_t pid,
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struct linux_pt_regset *l_regset);
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#endif /* _ARM64_LINUX_H_ */
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