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uvax.h revision 1.1 
      1 /*	$NetBSD: uvax.h,v 1.1 1996/07/20 17:58:24 ragge Exp $ */
      2 /*
      3  * Copyright (c) 1996 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  * 3. All advertising materials mentioning features or use of this software
     17  *    must display the following acknowledgement:
     18  *      This product includes software developed at Ludd, University of
     19  *      Lule}, Sweden and its contributors.
     20  * 4. The name of the author may not be used to endorse or promote products
     21  *    derived from this software without specific prior written permission
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     24  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     25  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     26  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     27  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     28  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     29  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     30  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     31  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     32  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     33  */
     34 
     35 /*
     36  * generic(?) MicroVAX and VAXstation support
     37  *
     38  * There are similarities to struct cpu_calls[] in autoconf.c
     39  */
     40 
     41 /*
     42  * Prototypes for autoconf.c
     43  */
     44 struct	device;
     45 void	uvax_conf __P((struct device*, struct device*, void*));
     46 int	uvax_clock __P((void));
     47 void	uvax_memerr __P((void));
     48 int	uvax_mchk __P((caddr_t));
     49 void	uvax_steal_pages __P((void));
     50 
     51 int	uvax_setup __P((int mapen));
     52 
     53 struct uvax_calls {
     54 	u_long	(*uc_phys2virt) __P((u_long));	/* most often used! */
     55 	u_long	(*uc_memsize) __P((void));
     56 	void	(*uc_steal_pages) __P((void));
     57 	void	(*uc_conf) __P((struct device*, struct device*, void*));
     58 	void	(*uc_memerr) __P((void));
     59 	int	(*uc_mchk) __P((caddr_t));
     60 	int	(*uc_clkread) __P((time_t));
     61 	void	(*uc_clkwrite) __P((void));
     62 
     63 	char	*uc_name;
     64 	u_char  *uc_intreq;
     65 	u_char	*uc_intclr;
     66 	u_char  *uc_intmsk;
     67 
     68 	void	*le_iomem;		/* base addr of RAM -- CPU's view */
     69 	u_long	*le_ioaddr;		/* base addr of RAM -- LANCE's view */
     70 	int	*le_memsize;		/* size of RAM reserved for LANCE */
     71 
     72 	void	*uc_physmap;
     73 	int	uc_busTypes;
     74 	int	uc_vups;		/* used by delay() */
     75 
     76 	int	uv_flags;
     77 	int	vs_flags;
     78 };
     79 
     80 extern struct uvax_calls guc;		/* Generic uVAX Calls */
     81 extern struct uvax_calls *ucp;
     82 
     83 struct uc_map {
     84 	u_long	um_base;
     85 	u_long	um_end;
     86 	u_long	um_size;
     87 	u_long	um_virt;
     88 };
     89 extern struct uc_map *uc_physmap;
     90 
     91 /*
     92  * Generic definitions common on all MicroVAXen clock chip.
     93  */
     94 #define	uVAX_CLKVRT	0200
     95 #define	uVAX_CLKUIP	0200
     96 #define	uVAX_CLKRATE	040
     97 #define	uVAX_CLKENABLE	06
     98 #define	uVAX_CLKSET	0206
     99 
    100 /* cpmbx bits  */
    101 #define	uVAX_CLKHLTACT	03
    102 
    103 /* halt action values */
    104 #define	uVAX_CLKRESTRT	01
    105 #define	uVAX_CLKREBOOT	02
    106 #define	uVAX_CLKHALT	03
    107 
    108 /* in progress flags */
    109 #define	uVAX_CLKBOOT	04
    110 #define	uVAX_CLKRSTRT	010
    111 #define	uVAX_CLKLANG	0360
    112 
    113 /* Prototypes */
    114 int	uvax_clkread __P((time_t));
    115 void	uvax_clkwrite __P((void));
    116