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+/*-
+ * SPDX-License-Identifier: BSD-4-Clause
+ *
+ * Copyright (c) 1991 Regents of the University of California.
+ * 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 the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
+ *
+ * from: @(#)proc.h 7.1 (Berkeley) 5/15/91
+ * from: FreeBSD: src/sys/i386/include/proc.h,v 1.11 2001/06/29
+ * $FreeBSD$
+ */
+
+#ifndef _MACHINE_PROC_H_
+#define _MACHINE_PROC_H_
+
+#include <machine/utrap.h>
+
+struct md_utrap {
+ utrap_entry_t *ut_precise[UT_MAX]; /* must be first */
+ int ut_refcnt;
+};
+
+struct mdthread {
+ int md_spinlock_count; /* (k) */
+ register_t md_saved_cspr; /* (k) */
+ register_t md_spurflt_addr; /* (k) Spurious page fault address. */
+ int md_ptrace_instr;
+ int md_ptrace_addr;
+ int md_ptrace_instr_alt;
+ int md_ptrace_addr_alt;
+};
+
+struct mdproc {
+ struct md_utrap *md_utrap;
+ void *md_sigtramp;
+};
+
+#define KINFO_PROC_SIZE 816
+
+#define MAXARGS 8
+/*
+ * This holds the syscall state for a single system call.
+ * As some syscall arguments may be 64-bit aligned we need to ensure the
+ * args value is 64-bit aligned. The ABI will then ensure any 64-bit
+ * arguments are already correctly aligned, even if they were passed in
+ * via registers, we just need to make sure we copy them to an aligned
+ * buffer.
+ */
+struct syscall_args {
+ u_int code;
+ struct sysent *callp;
+ register_t args[MAXARGS];
+} __aligned(8);
+
+#endif /* !_MACHINE_PROC_H_ */