253 lines
7.3 KiB
C
253 lines
7.3 KiB
C
#ifndef __SYS_H_LOADED
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#define __SYS_H_LOADED
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/*****************************************************************************
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Copyright © 1993, 1994 Digital Equipment Corporation,
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Maynard, Massachusetts.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted, provided
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that the copyright notice and this permission notice appear in all copies
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of software and supporting documentation, and that the name of Digital not
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be used in advertising or publicity pertaining to distribution of the software
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without specific, written prior permission. Digital grants this permission
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provided that you prominently mark, as not part of the original, any
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modifications made to this software or documentation.
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Digital Equipment Corporation disclaims all warranties and/or guarantees
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with regard to this software, including all implied warranties of fitness for
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a particular purpose and merchantability, and makes no representations
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regarding the use of, or the results of the use of, the software and
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documentation in terms of correctness, accuracy, reliability, currentness or
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otherwise; and you rely on the software, documentation and results solely at
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your own risk.
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******************************************************************************/
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/*
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* $Id: sys.h,v 1.1.1.1 1997/10/30 23:27:17 verghese Exp $;
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*/
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/*
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* $Log: sys.h,v $
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* Revision 1.1.1.1 1997/10/30 23:27:17 verghese
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* current 10/29/97
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*
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* Revision 1.3 1994/08/05 20:13:47 fdh
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* Updated Copyright header and RCS $Id: identifier.
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*
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* Revision 1.2 1994/06/20 14:18:59 fdh
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* Fixup header file preprocessor #include conditionals.
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*
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* Revision 1.1 1993/06/08 19:56:16 fdh
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* Initial revision
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*
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*/
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/*
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**++
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*****************************************************************************
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** *
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** Copyright (c) 1992 *
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** by Digital Equipment Corporation, Maynard, Ma. *
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** *
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** This software is furnished under a license and may be used and copied *
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** only in accordance with the terms of such license and with the *
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** inclusion of the above copyright notice. This software or any other *
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** copies thereof may not be provided or otherwise made available to any *
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** other person. No title to and ownership of the software is hereby *
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** transferred. *
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** *
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** The information in this software is subject to change without notice *
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** and should not be construed as a commitment by Digital Equipment *
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** Corporation. *
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** *
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** Digital assumes no responsibility for the use or reliability of its *
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** software on equipment which is not supplied by Digital. *
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** *
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*****************************************************************************
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**
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** FACILITY:
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**
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** sys.h
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**
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** MODULE DESCRIPTION:
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**
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** DECchip 21064 Evaluation and Development System (ED64)
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** specific definitions.
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**
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** CREATION DATE: 17-Nov-1992
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**
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** DESIGN ISSUES:
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**
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** {@tbs@}
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**
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** [@optional module tags@]...
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**
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** MODIFICATION HISTORY:
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**
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** Who When What
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** ----- ----------- ---------------------------------------------
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** ES 12-Jan-1993 Add SYS$K_HIER_CRE
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** ES 14-Jan-1993 Add some impure area symbols
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** ES 15-Jan-1993 Can't use # for comments on defines
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** ES 20-Jan-1993 Put in intmask
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** ES 27-Jan-1993 SYS$K_HIERW_CRE is covered by abox control
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**--
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*/
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/*
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**
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** External cache (Bcache) definitions:
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**
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*/
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#define BC$M_PA_DIS 0x000E /* Cache only 1st quadrant of PA space */
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#define BC$M_SIZE 0x2000 /* External cache size = 512K bytes */
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#define BC$M_WE_CTL4 0x0000 /* External cache write control */
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#define BC$M_WE_CTL3 0x0000 /* Write pulse on 3rd, 4th & 5th cycle */
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#define BC$M_WE_CTL2 0x0001
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#define BC$M_WE_CTL1 0xC000
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#define BC$M_WR_SPD 0x0600 /* External cache write speed = 7 cycles */
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#define BC$M_RD_SPD 0x0040 /* External cache read speed = 5 cycles */
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#define BC$M_ENA 0x0001 /* External cache enable */
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/*
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** We may want to move the BIU$M_INIT definitions to another module
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** that contains user configurable options.
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*/
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#define BIU$M_INIT_47_32 BC$M_PA_DIS
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#define BIU$M_INIT_31_16 BC$M_SIZE | \
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BC$M_WE_CTL4 | \
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BC$M_WE_CTL3 | \
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BC$M_WE_CTL2
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#define BIU$M_INIT_15_00 BC$M_WE_CTL1 | \
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BC$M_WR_SPD | \
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BC$M_RD_SPD | \
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BC$M_ENA
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/*
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** Interrupt Mask
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** ED64 specific IRQ pins are:
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** IRQ0 PIC ipl <=2
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** IRQ1 NMI disabled
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** IRQ2 RTC ipl <= 4
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*/
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#define SYS$M_HIGHINTMASK 0x00000008
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#define SYS$M_LOWINTMASK 0x080A0A0A
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/*
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**
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** SCB offsets
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**
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*/
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#define SCB$Q_PROCMCHK 0x0670 /* Offset for mchk */
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#define SCB$Q_SYSERR 0x0620 /* Offset for sce */
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/*
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**
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** Machine Check Rev level
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**
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*/
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#define MCHK$K_REV 0x0001
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/*
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**
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** Short logout frame
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**
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*/
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#define LAS$Q_BASE 0x0000 /* Base relative to logout area */
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#define LAS$L_FRAME 0x0000
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#define LAS$L_FLAG 0x0004
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#define LAS$L_CPU 0x0008
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#define LAS$L_SYS 0x000C
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#define LAS$Q_MCHK_CODE 0x0010
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#define LAS$Q_BIU_STAT 0x0018
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#define LAS$Q_BIU_ADDR 0x0020
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#define LAS$Q_DC_STAT 0x0028
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#define LAS$Q_FILL_SYNDROME 0x0030
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#define LAS$Q_FILL_ADDR 0x0038
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#define LAS$Q_BC_TAG 0x0040
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#define LAS$K_SIZE 0x0048 /* Frame size */
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/*
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**
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** Long logout frame
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**
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*/
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#define LAF$Q_BASE LAS$K_SIZE /* Base relative to logout area */
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#define LAF$L_FRAME 0x0000
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#define LAF$L_FLAG 0x0004
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#define LAF$L_CPU 0x0008
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#define LAF$L_SYS 0x000C
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#define LAF$Q_PT0 0x0010
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#define LAF$Q_PT1 0x0018
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#define LAF$Q_PT2 0x0020
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#define LAF$Q_PT3 0x0028
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#define LAF$Q_PT4 0x0030
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#define LAF$Q_PT5 0x0038
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#define LAF$Q_PT6 0x0040
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#define LAF$Q_PT7 0x0048
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#define LAF$Q_PT8 0x0050
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#define LAF$Q_PT9 0x0058
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#define LAF$Q_PT10 0x0060
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#define LAF$Q_PT11 0x0068
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#define LAF$Q_PT12 0x0070
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#define LAF$Q_PT13 0x0078
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#define LAF$Q_PT14 0x0080
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#define LAF$Q_PT15 0x0088
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#define LAF$Q_PT16 0x0090
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#define LAF$Q_PT17 0x0098
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#define LAF$Q_PT18 0x00A0
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#define LAF$Q_PT19 0x00A8
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#define LAF$Q_PT20 0x00B0
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#define LAF$Q_PT21 0x00B8
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#define LAF$Q_PT22 0x00C0
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#define LAF$Q_PT23 0x00C8
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#define LAF$Q_PT24 0x00D0
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#define LAF$Q_PT25 0x00D8
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#define LAF$Q_PT26 0x00E0
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#define LAF$Q_PT27 0x00E8
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#define LAF$Q_PT28 0x00F0
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#define LAF$Q_PT29 0x00F8
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#define LAF$Q_PT30 0x0100
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#define LAF$Q_PT31 0x0108
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#define LAF$Q_EXC_ADDR 0x0110
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#define LAF$Q_PAL_BASE 0x0130
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#define LAF$Q_HIER 0x0138
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#define LAF$Q_HIRR 0x0140
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#define LAF$Q_MM_CSR 0x0148
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#define LAF$Q_DC_STAT 0x0150
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#define LAF$Q_DC_ADDR 0x0158
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#define LAF$Q_ABOX_CTL 0x0160
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#define LAF$Q_BIU_STAT 0x0168
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#define LAF$Q_BIU_ADDR 0x0170
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#define LAF$Q_BIU_CTL 0x0178
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#define LAF$Q_FILL_SYNDROME 0x0180
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#define LAF$Q_FILL_ADDR 0x0188
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#define LAF$Q_VA 0x0190
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#define LAF$Q_BC_TAG 0x0198
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#define LAF$K_SIZE 0x01A0 /* Frame size */
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#define LAF$Q_SYS_BASE 0x01A0 /* Currently no system stuff */
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/*
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**
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** Impure Area Offset Definitions
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**
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*/
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#define IMP$Q_ABOX_CTL 0x0380
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#define IMP$Q_BIU_CTL 0x0388
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#define IMP$Q_LOGOUT_AREA 0x2000
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#endif /* __SYS_H_LOADED */
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