| pcb.h (22975) | pcb.h (24690) |
|---|---|
| 1/*- 2 * Copyright (c) 1990 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * William Jolitz. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 20 unchanged lines hidden (view full) --- 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 * from: @(#)pcb.h 5.10 (Berkeley) 5/12/91 | 1/*- 2 * Copyright (c) 1990 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * William Jolitz. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 20 unchanged lines hidden (view full) --- 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 * from: @(#)pcb.h 5.10 (Berkeley) 5/12/91 |
| 37 * $Id$ | 37 * $Id: pcb.h,v 1.18 1997/02/22 09:34:56 peter Exp $ |
| 38 */ 39 40#ifndef _I386_PCB_H_ 41#define _I386_PCB_H_ 42 43/* 44 * Intel 386 process control block 45 */ 46#include <machine/tss.h> 47#include <machine/npx.h> 48 49struct pcb { | 38 */ 39 40#ifndef _I386_PCB_H_ 41#define _I386_PCB_H_ 42 43/* 44 * Intel 386 process control block 45 */ 46#include <machine/tss.h> 47#include <machine/npx.h> 48 49struct pcb { |
| 50 struct i386tss pcb_tss; 51#define pcb_ksp pcb_tss.tss_esp0 52#define pcb_ptd pcb_tss.tss_cr3 53#define pcb_cr3 pcb_ptd 54#define pcb_pc pcb_tss.tss_eip 55#define pcb_psl pcb_tss.tss_eflags 56#define pcb_usp pcb_tss.tss_esp 57#define pcb_fp pcb_tss.tss_ebp 58#ifdef notyet 59 u_char pcb_iomap[NPORT/sizeof(u_char)]; /* i/o port bitmap */ 60#endif | 50 int pcb_cr3; 51 int pcb_edi; 52 int pcb_esi; 53 int pcb_ebp; 54 int pcb_esp; 55 int pcb_ebx; 56 int pcb_eip; |
| 61 caddr_t pcb_ldt; /* per process (user) LDT */ 62 int pcb_ldt_len; /* number of LDT entries */ 63 struct save87 pcb_savefpu; /* floating point state for 287/387 */ | 57 caddr_t pcb_ldt; /* per process (user) LDT */ 58 int pcb_ldt_len; /* number of LDT entries */ 59 struct save87 pcb_savefpu; /* floating point state for 287/387 */ |
| 64/* 65 * Software pcb (extension) 66 */ | |
| 67 u_char pcb_flags; 68#define FP_SOFTFP 0x01 /* process using software fltng pnt emulator */ 69 caddr_t pcb_onfault; /* copyin/out fault recovery */ | 60 u_char pcb_flags; 61#define FP_SOFTFP 0x01 /* process using software fltng pnt emulator */ 62 caddr_t pcb_onfault; /* copyin/out fault recovery */ |
| 63#if 0 /* some day we may switch between procs that have their own i386tss */ 64 struct i386tss pcb_tss; 65 u_char pcb_iomap[NPORT/sizeof(u_char)]; /* i/o port bitmap */ 66#endif |
|
| 70}; 71 72/* 73 * The pcb is augmented with machine-dependent additional data for 74 * core dumps. For the i386: ??? 75 */ 76struct md_coredump { 77}; 78 79#ifdef KERNEL 80extern struct pcb *curpcb; /* our current running pcb */ 81void savectx __P((struct pcb*)); 82#endif 83 84#endif /* _I386_PCB_H_ */ | 67}; 68 69/* 70 * The pcb is augmented with machine-dependent additional data for 71 * core dumps. For the i386: ??? 72 */ 73struct md_coredump { 74}; 75 76#ifdef KERNEL 77extern struct pcb *curpcb; /* our current running pcb */ 78void savectx __P((struct pcb*)); 79#endif 80 81#endif /* _I386_PCB_H_ */ |