1/*
2** -----------------------------------------------------------------------------
3**
4**  Perle Specialix driver for Linux
5**  Ported from existing RIO Driver for SCO sources.
6 *
7 *  (C) 1990 - 2000 Specialix International Ltd., Byfleet, Surrey, UK.
8 *
9 *      This program is free software; you can redistribute it and/or modify
10 *      it under the terms of the GNU General Public License as published by
11 *      the Free Software Foundation; either version 2 of the License, or
12 *      (at your option) any later version.
13 *
14 *      This program is distributed in the hope that it will be useful,
15 *      but WITHOUT ANY WARRANTY; without even the implied warranty of
16 *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 *      GNU General Public License for more details.
18 *
19 *      You should have received a copy of the GNU General Public License
20 *      along with this program; if not, write to the Free Software
21 *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22**
23**	Module		: host.h
24**	SID		: 1.2
25**	Last Modified	: 11/6/98 11:34:10
26**	Retrieved	: 11/6/98 11:34:21
27**
28**  ident @(#)host.h	1.2
29**
30** -----------------------------------------------------------------------------
31*/
32
33#ifndef __rio_host_h__
34#define __rio_host_h__
35
36#ifdef SCCS_LABELS
37#ifndef lint
38static char *_host_h_sccs_ = "@(#)host.h	1.2";
39#endif
40#endif
41
42/*
43** the host structure - one per host card in the system.
44*/
45
46#define	MAX_EXTRA_UNITS	64
47
48/*
49**    Host data structure. This is used for the software equiv. of
50**    the host.
51*/
52struct    Host
53{
54    uchar             	    Type;      /* RIO_EISA, RIO_MCA, ... */
55    uchar             	    Ivec;      /* POLLED or ivec number */
56    uchar             	    Mode;      /* Control stuff */
57    uchar                   Slot;      /* Slot */
58    volatile caddr_t        Caddr;     /* KV address of DPRAM */
59    volatile struct DpRam  *CardP;     /* KV address of DPRAM, with overlay */
60    paddr_t          	    PaddrP;    /* Phys. address of DPRAM */
61    char                    Name[MAX_NAME_LEN];  /* The name of the host */
62    uint            	    UniqueNum; /* host unique number */
63    spinlock_t	            HostLock;  /* Lock structure for MPX */
64    /*struct pci_devinfo    PciDevInfo; *//* PCI Bus/Device/Function stuff */
65    /*struct lockb	    HostLock;  *//* Lock structure for MPX */
66    uint                    WorkToBeDone; /* set to true each interrupt */
67    uint                    InIntr;    /* Being serviced? */
68    uint                    IntSrvDone;/* host's interrupt has been serviced */
69    int			    (*Copy)( caddr_t, caddr_t, int ); /* copy func */
70    struct timer_list timer;
71    /*
72    **               I M P O R T A N T !
73    **
74    ** The rest of this data structure is cleared to zero after
75    ** a RIO_HOST_FOAD command.
76    */
77
78    ulong                   Flags;     /* Whats going down */
79#define RC_WAITING            0
80#define RC_STARTUP            1
81#define RC_RUNNING            2
82#define RC_STUFFED            3
83#define RC_SOMETHING          4
84#define RC_SOMETHING_NEW      5
85#define RC_SOMETHING_ELSE     6
86#define RC_READY              7
87#define RUN_STATE             7
88/*
89** Boot mode applies to the way in which hosts in this system will
90** boot RTAs
91*/
92#define RC_BOOT_ALL           0x8	/* Boot all RTAs attached */
93#define RC_BOOT_OWN           0x10	/* Only boot RTAs bound to this system */
94#define RC_BOOT_NONE          0x20	/* Don't boot any RTAs (slave mode) */
95
96    struct Top		    Topology[LINKS_PER_UNIT]; /* one per link */
97    struct Map              Mapping[MAX_RUP];     /* Mappings for host */
98    struct PHB		    *PhbP;                /* Pointer to the PHB array */
99    ushort           	    *PhbNumP;             /* Ptr to Number of PHB's */
100    struct LPB 	            *LinkStrP ;           /* Link Structure Array */
101    struct RUP       	    *RupP;                /* Sixteen real rups here */
102    struct PARM_MAP  	    *ParmMapP;            /* points to the parmmap */
103    uint                    ExtraUnits[MAX_EXTRA_UNITS]; /* unknown things */
104    uint                    NumExtraBooted;       /* how many of the above */
105    /*
106    ** Twenty logical rups.
107    ** The first sixteen are the real Rup entries (above), the last four
108    ** are the link RUPs.
109    */
110    struct UnixRup	    UnixRups[MAX_RUP+LINKS_PER_UNIT];
111	int				timeout_id;	/* For calling 100 ms delays */
112	int				timeout_sem;/* For calling 100 ms delays */
113    long locks; /* long req'd for set_bit --RR */
114    char             	    ____end_marker____;
115};
116#define Control      CardP->DpControl
117#define SetInt       CardP->DpSetInt
118#define ResetTpu     CardP->DpResetTpu
119#define ResetInt     CardP->DpResetInt
120#define Signature    CardP->DpSignature
121#define Sram1        CardP->DpSram1
122#define Sram2        CardP->DpSram2
123#define Sram3        CardP->DpSram3
124#define Scratch      CardP->DpScratch
125#define __ParmMapR   CardP->DpParmMapR
126#define SLX          CardP->DpSlx
127#define Revision     CardP->DpRevision
128#define Unique       CardP->DpUnique
129#define Year         CardP->DpYear
130#define Week         CardP->DpWeek
131
132#define RIO_DUMBPARM 0x0860    /* what not to expect */
133
134#endif
135