1 /* $OpenBSD: proc.h,v 1.2 1998/09/15 10:50:12 pefo Exp $ */ 2 3 /*- 4 * SPDX-License-Identifier: BSD-3-Clause 5 * 6 * Copyright (c) 1992, 1993 7 * The Regents of the University of California. All rights reserved. 8 * 9 * This code is derived from software contributed to Berkeley by 10 * Ralph Campbell. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * @(#)proc.h 8.1 (Berkeley) 6/10/93 37 * JNPR: proc.h,v 1.7.2.1 2007/09/10 06:25:24 girish 38 * $FreeBSD$ 39 */ 40 41 #ifndef _MACHINE_PROC_H_ 42 #define _MACHINE_PROC_H_ 43 44 #ifdef CPU_CNMIPS 45 #include <machine/octeon_cop2.h> 46 #endif 47 48 /* 49 * Machine-dependent part of the proc structure. 50 */ 51 struct mdthread { 52 int md_flags; /* machine-dependent flags */ 53 #if defined(__mips_n64) || defined(__mips_n32) /* PHYSADDR_64_BIT */ 54 uint64_t md_upte[KSTACK_PAGES]; /* ptes for mapping u pcb */ 55 #else 56 int md_upte[KSTACK_PAGES]; 57 #endif 58 uintptr_t md_ss_addr; /* single step address for ptrace */ 59 int md_ss_instr; /* single step instruction for ptrace */ 60 register_t md_saved_intr; 61 u_int md_spinlock_count; 62 /* The following is CPU dependent, but kept in for compatibility */ 63 int md_pc_ctrl; /* performance counter control */ 64 int md_pc_count; /* performance counter */ 65 int md_pc_spill; /* performance counter spill */ 66 void *md_tls; 67 #ifdef CPU_CNMIPS 68 struct octeon_cop2_state *md_cop2; /* kernel context */ 69 struct octeon_cop2_state *md_ucop2; /* userland context */ 70 #define COP2_OWNER_USERLAND 0x0000 /* Userland owns COP2 */ 71 #define COP2_OWNER_KERNEL 0x0001 /* Kernel owns COP2 */ 72 int md_cop2owner; 73 #endif 74 }; 75 76 /* md_flags */ 77 #define MDTD_FPUSED 0x0001 /* Process used the FPU */ 78 #define MDTD_COP2USED 0x0002 /* Process used the COP2 */ 79 80 struct mdproc { 81 size_t md_tls_tcb_offset; /* TCB offset */ 82 }; 83 84 #define MAXARGS 8 85 struct syscall_args { 86 u_int code; 87 struct sysent *callp; 88 register_t args[MAXARGS]; 89 }; 90 91 #ifdef __mips_n64 92 #define KINFO_PROC_SIZE 1088 93 #define KINFO_PROC32_SIZE 816 94 #else 95 #define KINFO_PROC_SIZE 816 96 #endif 97 98 #endif /* !_MACHINE_PROC_H_ */ 99