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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
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
Linus Torvalds1da177e2005-04-16 15:20:36 -070036/*
37** the host structure - one per host card in the system.
38*/
39
40#define MAX_EXTRA_UNITS 64
41
42/*
43** Host data structure. This is used for the software equiv. of
44** the host.
45*/
Andrew Morton8d8706e2006-01-11 12:17:49 -080046struct Host {
Jiri Slaby86fbf142006-10-21 10:24:01 -070047 struct pci_dev *pdev;
Alan Cox27c6e522006-03-24 03:18:26 -080048 unsigned char Type; /* RIO_EISA, RIO_MCA, ... */
49 unsigned char Ivec; /* POLLED or ivec number */
50 unsigned char Mode; /* Control stuff */
51 unsigned char Slot; /* Slot */
Al Virod886cb52006-05-27 00:08:25 -040052 void __iomem *Caddr; /* KV address of DPRAM */
53 struct DpRam __iomem *CardP; /* KV address of DPRAM, with overlay */
Alan Cox57c2d602006-03-24 03:18:31 -080054 unsigned long PaddrP; /* Phys. address of DPRAM */
Andrew Morton8d8706e2006-01-11 12:17:49 -080055 char Name[MAX_NAME_LEN]; /* The name of the host */
Alan Cox27c6e522006-03-24 03:18:26 -080056 unsigned int UniqueNum; /* host unique number */
Andrew Morton8d8706e2006-01-11 12:17:49 -080057 spinlock_t HostLock; /* Lock structure for MPX */
Alan Cox27c6e522006-03-24 03:18:26 -080058 unsigned int WorkToBeDone; /* set to true each interrupt */
59 unsigned int InIntr; /* Being serviced? */
60 unsigned int IntSrvDone; /* host's interrupt has been serviced */
Al Virod886cb52006-05-27 00:08:25 -040061 void (*Copy) (void *, void __iomem *, int); /* copy func */
Andrew Morton8d8706e2006-01-11 12:17:49 -080062 struct timer_list timer;
63 /*
64 ** I M P O R T A N T !
65 **
66 ** The rest of this data structure is cleared to zero after
67 ** a RIO_HOST_FOAD command.
68 */
69
Alan Cox27c6e522006-03-24 03:18:26 -080070 unsigned long Flags; /* Whats going down */
Linus Torvalds1da177e2005-04-16 15:20:36 -070071#define RC_WAITING 0
72#define RC_STARTUP 1
73#define RC_RUNNING 2
74#define RC_STUFFED 3
Linus Torvalds1da177e2005-04-16 15:20:36 -070075#define RC_READY 7
76#define RUN_STATE 7
77/*
78** Boot mode applies to the way in which hosts in this system will
79** boot RTAs
80*/
Alan Cox27c6e522006-03-24 03:18:26 -080081#define RC_BOOT_ALL 0x8 /* Boot all RTAs attached */
82#define RC_BOOT_OWN 0x10 /* Only boot RTAs bound to this system */
83#define RC_BOOT_NONE 0x20 /* Don't boot any RTAs (slave mode) */
Linus Torvalds1da177e2005-04-16 15:20:36 -070084
Andrew Morton8d8706e2006-01-11 12:17:49 -080085 struct Top Topology[LINKS_PER_UNIT]; /* one per link */
Alan Cox27c6e522006-03-24 03:18:26 -080086 struct Map Mapping[MAX_RUP]; /* Mappings for host */
Al Virod886cb52006-05-27 00:08:25 -040087 struct PHB __iomem *PhbP; /* Pointer to the PHB array */
88 unsigned short __iomem *PhbNumP; /* Ptr to Number of PHB's */
89 struct LPB __iomem *LinkStrP; /* Link Structure Array */
90 struct RUP __iomem *RupP; /* Sixteen real rups here */
91 struct PARM_MAP __iomem *ParmMapP; /* points to the parmmap */
Alan Cox27c6e522006-03-24 03:18:26 -080092 unsigned int ExtraUnits[MAX_EXTRA_UNITS]; /* unknown things */
93 unsigned int NumExtraBooted; /* how many of the above */
Andrew Morton8d8706e2006-01-11 12:17:49 -080094 /*
95 ** Twenty logical rups.
96 ** The first sixteen are the real Rup entries (above), the last four
97 ** are the link RUPs.
98 */
99 struct UnixRup UnixRups[MAX_RUP + LINKS_PER_UNIT];
Alan Cox27c6e522006-03-24 03:18:26 -0800100 int timeout_id; /* For calling 100 ms delays */
101 int timeout_sem; /* For calling 100 ms delays */
Al Viro64b33612007-10-14 19:35:20 +0100102 unsigned long locks; /* long req'd for set_bit --RR */
Andrew Morton8d8706e2006-01-11 12:17:49 -0800103 char ____end_marker____;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700104};
105#define Control CardP->DpControl
106#define SetInt CardP->DpSetInt
107#define ResetTpu CardP->DpResetTpu
108#define ResetInt CardP->DpResetInt
109#define Signature CardP->DpSignature
110#define Sram1 CardP->DpSram1
111#define Sram2 CardP->DpSram2
112#define Sram3 CardP->DpSram3
113#define Scratch CardP->DpScratch
114#define __ParmMapR CardP->DpParmMapR
115#define SLX CardP->DpSlx
116#define Revision CardP->DpRevision
117#define Unique CardP->DpUnique
118#define Year CardP->DpYear
119#define Week CardP->DpWeek
120
Andrew Morton8d8706e2006-01-11 12:17:49 -0800121#define RIO_DUMBPARM 0x0860 /* what not to expect */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700122
123#endif