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      1 /*	$NetBSD: rpb.h,v 1.10 2017/05/22 17:12:11 ragge Exp $ */
      2 /*
      3  * Copyright (c) 1995 Ludd, University of Lule}, Sweden.
      4  * All rights reserved.
      5  *
      6  * This code is derived from software contributed to Ludd by Bertram Barth.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 #ifndef _VAX_RPB_H_
     29 #define _VAX_RPB_H_
     30 
     31 /*
     32  * Look at "VAX/VMS Internals and Data Structures" around page 907
     33  * to get more info about RPB.
     34  */
     35 
     36 struct rpb {		/* size		description */
     37 	struct rpb *rpb_base;	/* 4  physical base address of block */
     38 	void  (*rpb_restart)(void);/* 4  physical address of restart routine */
     39 	long	rpb_chksum;/* 4  checksum of first 31 longwords of restart */
     40 	long	rpb_rstflg;	/* 4  Restart in progress flag */
     41 	long	rpb_haltpc;	/* 4  PC at HALT/restart */
     42 			/* offset: 20 */
     43 	long	rpb_haltpsl;/* 4  PSL at HALT/restart */
     44 	long	rpb_haltcode;/* 4  reason for restart */
     45 	long	rpb_bootr0;/* 24  Saved bootstrap parameters (R0 through R5) */
     46 	long	rpb_bootr1;
     47 	long	rpb_bootr2;
     48 	long	rpb_bootr3;
     49 	long	rpb_bootr4;
     50 	long	rpb_bootr5;
     51 	long	iovec;	/* 4  Address of bootstrap driver */
     52 	long	iovecsz;/* 4  Size (in bytes) of bootstrap driver */
     53 			/* offset: 60 */
     54 	long	fillbn;	/* 4  LBN of seconday bootstrap file */
     55 	long	filsiz;	/* 4  Size (in blocks) of seconday bootstrap file */
     56 	long	pfnmap[2];	/* 8  Descriptor of PFN bitmap */
     57 	long	pfncnt;	/* 4  Count of physical pages */
     58 			/* offset: 80 */
     59 	long	svaspt;	/* 4  system virtual address of system page table */
     60 	long	csrphy;	/* 4  Physical Address of UBA device CSR */
     61 	long	csrvir;	/* 4  Virtual Address of UBA device CSR */
     62 	long	adpphy;	/* 4  Physical Address of adapter configurate reg. */
     63 	long	adpvir;	/* 4  Virtual Address of adapter configurate reg. */
     64 			/* offset: 100 */
     65 	short	unit;	/* 2  Bootstrap device unit number */
     66 	u_char	devtyp;	/* 1  Bootstrap device type code */
     67 	u_char	slave;	/* 1  Bootstrap device slave unit number */
     68 	char	file[40];	/* 40  Secondary bootstrap file name */
     69 	u_char	confreg[16];	/* 16  Byte array of adapter types */
     70 			/* offset: 160 */
     71 #if 0
     72 	u_char	hdrpgcnt; /* 1  Count of header pages in 2nd bootstrap image */
     73 	short	bootndt;/* 2  Type of boot adapter */
     74 	u_char	flags;	/* 1  Miscellaneous flag bits */
     75 #else
     76 	long	align;	/* if the compiler doesnt proper alignment */
     77 #endif
     78 	long	max_pfn;/* 4  Absolute highest PFN */
     79 	long	sptep;	/* 4  System space PTE prototype register */
     80 	long	sbr;	/* 4  Saved system base register */
     81 	long	cpudbvec;/* 4  Physical address of per-CPU database vector */
     82 			/* offset: 180 */
     83 	long	cca_addr;	/* 4  Physical address of CCA */
     84 	long	slr;	/* 4  Saved system length register */
     85 	long	memdesc[16];	/* 64  Longword array of memory descriptors */
     86 	long	smp_pc;	/* 4  SMP boot page physical address */
     87 	long	wait;	/* 4  Bugcheck loop code for attached processor */
     88 			/* offset: 260 */
     89 	long	badpgs;	/* 4  Number of bad pages found in memory scan */
     90 	u_char	ctrlltr;/* 1  Controller letter designation */
     91 	u_char	scbpagct;	/* 1  SCB page count */
     92 	u_char	reserved[6];	/* 6  -- */
     93 	long	vmb_revision;	/* 4  VMB revision label */
     94 };
     95 
     96 /*
     97  * Bootstrap device number encoding.
     98  */
     99 #define	BDEV_HP		0
    100 #define	BDEV_RK		1
    101 #define	BDEV_RL		2
    102 #define	BDEV_IDC	3
    103 #define	BDEV_UDA	17
    104 #define	BDEV_TK		18
    105 #define	BDEV_HSC	32
    106 #define	BDEV_KDB	33
    107 #define	BDEV_KRB	34
    108 #define	BDEV_NK		35
    109 #define	BDEV_RD		36	/* ST506/MFM disk on HDC9224 */
    110 #define	BDEV_ST		37	/* SCSI tape on NCR5380 */
    111 #define	BDEV_SD		42	/* SCSI disk on NCR5380 */
    112 #define	BDEV_SDN	46	/* SCSI disk on NCR5394 (VS4000) */
    113 #define	BDEV_CNSL	64
    114 #define	BDEV_QE		96
    115 #define	BDEV_DE		97
    116 #define	BDEV_NI		98
    117 #define	BDEV_LE		99
    118 #define	BDEV_ZE		100
    119 
    120 #ifdef _KERNEL
    121 extern struct rpb rpb;
    122 #endif
    123 
    124 #endif /* _VAX_RPB_H_ */
    125