diff options
Diffstat (limited to 'sys/arch/mvme88k/include/pcb.h')
| -rw-r--r-- | sys/arch/mvme88k/include/pcb.h | 152 |
1 files changed, 3 insertions, 149 deletions
diff --git a/sys/arch/mvme88k/include/pcb.h b/sys/arch/mvme88k/include/pcb.h index 4f03e38182b..22e82738981 100644 --- a/sys/arch/mvme88k/include/pcb.h +++ b/sys/arch/mvme88k/include/pcb.h @@ -1,149 +1,3 @@ -/* $OpenBSD: pcb.h,v 1.13 2004/01/12 21:33:15 miod Exp $ */ -/* - * Copyright (c) 1996 Nivas Madhur - * Mach Operating System - * Copyright (c) 1993-1992 Carnegie Mellon University - * All Rights Reserved. - * - * Permission to use, copy, modify and distribute this software and its - * documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. - * - * CARNEGIE MELLON AND OMRON ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON AND OMRON DISCLAIM ANY LIABILITY OF ANY KIND - * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * Carnegie Mellon requests users of this software to return to - * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie Mellon - * the rights to redistribute these changes. - */ -/* - * Motorola 88100 pcb definitions - * - */ -/* - */ -#ifndef _M88K_PCB_H_ -#define _M88K_PCB_H_ - -#include <machine/reg.h> - -/* - * Our PCB is the regular PCB+Save area for kernel frame. - * Upon entering kernel mode from user land, save the user context - * in the saved_state area - this is passed as the exception frame. - * On a context switch, only registers that need to be saved by the - * C calling convention and few other regs (pc, psr etc) are saved - * in the kernel_state part of the PCB. Typically, trap frames are - * saved on the stack (by low level handlers or by hardware) but, - * we just decided to do it in the PCB. - */ - -struct m88100_pcb { - unsigned pcb_pc; /* address to return */ - unsigned pcb_ipl; - unsigned pcb_r14; - unsigned pcb_r15; - unsigned pcb_r16; - unsigned pcb_r17; - unsigned pcb_r18; - unsigned pcb_r19; - unsigned pcb_r20; - unsigned pcb_r21; - unsigned pcb_r22; - unsigned pcb_r23; - unsigned pcb_r24; - unsigned pcb_r25; - unsigned pcb_r26; - unsigned pcb_r27; - unsigned pcb_r28; - unsigned pcb_r29; - unsigned pcb_r30; - unsigned pcb_sp; /* kernel stack pointer */ - /* floating-point state */ - unsigned pcb_fcr62; - unsigned pcb_fcr63; -}; - -struct trapframe { - struct reg tf_regs; - register_t tf_vector; /* exception vector number */ - register_t tf_mask; /* interrupt mask level */ - register_t tf_mode; /* interrupt mode */ - register_t tf_scratch1; /* reserved for use by locore */ - register_t tf_ipfsr; /* P BUS status */ - register_t tf_dpfsr; /* P BUS status */ - register_t tf_cpu; /* cpu number */ -}; - -#define tf_r tf_regs.r -#define tf_sp tf_regs.r[31] -#define tf_epsr tf_regs.epsr -#define tf_fpsr tf_regs.fpsr -#define tf_fpcr tf_regs.fpcr -#define tf_sxip tf_regs.sxip -#define tf_snip tf_regs.snip -#define tf_sfip tf_regs.sfip -#define tf_exip tf_regs.sxip -#define tf_enip tf_regs.snip -#define tf_ssbr tf_regs.ssbr -#define tf_dmt0 tf_regs.dmt0 -#define tf_dmd0 tf_regs.dmd0 -#define tf_dma0 tf_regs.dma0 -#define tf_dmt1 tf_regs.dmt1 -#define tf_dmd1 tf_regs.dmd1 -#define tf_dma1 tf_regs.dma1 -#define tf_dmt2 tf_regs.dmt2 -#define tf_dmd2 tf_regs.dmd2 -#define tf_dma2 tf_regs.dma2 -#define tf_duap tf_regs.ssbr -#define tf_dsr tf_regs.dmt0 -#define tf_dlar tf_regs.dmd0 -#define tf_dpar tf_regs.dma0 -#define tf_isr tf_regs.dmt1 -#define tf_ilar tf_regs.dmd1 -#define tf_ipar tf_regs.dma1 -#define tf_isap tf_regs.dmt2 -#define tf_dsap tf_regs.dmd2 -#define tf_iuap tf_regs.dma2 -#define tf_fpecr tf_regs.fpecr -#define tf_fphs1 tf_regs.fphs1 -#define tf_fpls1 tf_regs.fpls1 -#define tf_fphs2 tf_regs.fphs2 -#define tf_fpls2 tf_regs.fpls2 -#define tf_fppt tf_regs.fppt -#define tf_fprh tf_regs.fprh -#define tf_fprl tf_regs.fprl -#define tf_fpit tf_regs.fpit - -struct pcb -{ - struct m88100_pcb kernel_state; - struct trapframe user_state; - int pcb_onfault; -}; - -/* - * Location of saved user registers for the proc. - */ -#define USER_REGS(p) \ - (((struct reg *)(&((p)->p_addr->u_pcb.user_state)))) -/* - * The pcb is augmented with machine-dependent additional data for - * core dumps. Note that the trapframe here is a copy of the one - * from the top of the kernel stack (included here so that the kernel - * stack itself need not be dumped). - */ -struct md_coredump { - struct trapframe md_tf; -}; - -#endif /* _M88K_PCB_H_ */ +/* $OpenBSD */ +/* public domain */ +#include <m88k/pcb.h> |