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