ia64/linux-2.6.18-xen.hg

view drivers/char/rio/riodrvr.h @ 0:831230e53067

Import 2.6.18 from kernel.org tarball.
author Ian Campbell <ian.campbell@xensource.com>
date Wed Apr 11 14:15:44 2007 +0100 (2007-04-11)
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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 : riodrvr.h
24 ** SID : 1.3
25 ** Last Modified : 11/6/98 09:22:46
26 ** Retrieved : 11/6/98 09:22:46
27 **
28 ** ident @(#)riodrvr.h 1.3
29 **
30 ** -----------------------------------------------------------------------------
31 */
33 #ifndef __riodrvr_h
34 #define __riodrvr_h
36 #include <asm/param.h> /* for HZ */
38 #ifdef SCCS_LABELS
39 static char *_riodrvr_h_sccs_ = "@(#)riodrvr.h 1.3";
40 #endif
42 #define MEMDUMP_SIZE 32
43 #define MOD_DISABLE (RIO_NOREAD|RIO_NOWRITE|RIO_NOXPRINT)
46 struct rio_info {
47 int mode; /* Intr or polled, word/byte */
48 spinlock_t RIOIntrSem; /* Interrupt thread sem */
49 int current_chan; /* current channel */
50 int RIOFailed; /* Not initialised ? */
51 int RIOInstallAttempts; /* no. of rio-install() calls */
52 int RIOLastPCISearch; /* status of last search */
53 int RIONumHosts; /* Number of RIO Hosts */
54 struct Host *RIOHosts; /* RIO Host values */
55 struct Port **RIOPortp; /* RIO port values */
56 /*
57 ** 02.03.1999 ARG - ESIL 0820 fix
58 ** We no longer use RIOBootMode
59 **
60 int RIOBootMode; * RIO boot mode *
61 **
62 */
63 int RIOPrintDisabled; /* RIO printing disabled ? */
64 int RIOPrintLogState; /* RIO printing state ? */
65 int RIOPolling; /* Polling ? */
66 /*
67 ** 09.12.1998 ARG - ESIL 0776 part fix
68 ** The 'RIO_QUICK_CHECK' ioctl was using RIOHalted.
69 ** The fix for this ESIL introduces another member (RIORtaDisCons) here to be
70 ** updated in RIOConCon() - to keep track of RTA connections/disconnections.
71 ** 'RIO_QUICK_CHECK' now returns the value of RIORtaDisCons.
72 */
73 int RIOHalted; /* halted ? */
74 int RIORtaDisCons; /* RTA connections/disconnections */
75 unsigned int RIOReadCheck; /* Rio read check */
76 unsigned int RIONoMessage; /* To display message or not */
77 unsigned int RIONumBootPkts; /* how many packets for an RTA */
78 unsigned int RIOBootCount; /* size of RTA code */
79 unsigned int RIOBooting; /* count of outstanding boots */
80 unsigned int RIOSystemUp; /* Booted ?? */
81 unsigned int RIOCounting; /* for counting interrupts */
82 unsigned int RIOIntCount; /* # of intr since last check */
83 unsigned int RIOTxCount; /* number of xmit intrs */
84 unsigned int RIORxCount; /* number of rx intrs */
85 unsigned int RIORupCount; /* number of rup intrs */
86 int RIXTimer;
87 int RIOBufferSize; /* Buffersize */
88 int RIOBufferMask; /* Buffersize */
90 int RIOFirstMajor; /* First host card's major no */
92 unsigned int RIOLastPortsMapped; /* highest port number known */
93 unsigned int RIOFirstPortsMapped; /* lowest port number known */
95 unsigned int RIOLastPortsBooted; /* highest port number running */
96 unsigned int RIOFirstPortsBooted; /* lowest port number running */
98 unsigned int RIOLastPortsOpened; /* highest port number running */
99 unsigned int RIOFirstPortsOpened; /* lowest port number running */
101 /* Flag to say that the topology information has been changed. */
102 unsigned int RIOQuickCheck;
103 unsigned int CdRegister; /* ??? */
104 int RIOSignalProcess; /* Signalling process */
105 int rio_debug; /* To debug ... */
106 int RIODebugWait; /* For what ??? */
107 int tpri; /* Thread prio */
108 int tid; /* Thread id */
109 unsigned int _RIO_Polled; /* Counter for polling */
110 unsigned int _RIO_Interrupted; /* Counter for interrupt */
111 int intr_tid; /* iointset return value */
112 int TxEnSem; /* TxEnable Semaphore */
115 struct Error RIOError; /* to Identify what went wrong */
116 struct Conf RIOConf; /* Configuration ??? */
117 struct ttystatics channel[RIO_PORTS]; /* channel information */
118 char RIOBootPackets[1 + (SIXTY_FOUR_K / RTA_BOOT_DATA_SIZE)]
119 [RTA_BOOT_DATA_SIZE];
120 struct Map RIOConnectTable[TOTAL_MAP_ENTRIES];
121 struct Map RIOSavedTable[TOTAL_MAP_ENTRIES];
123 /* RTA to host binding table for master/slave operation */
124 unsigned long RIOBindTab[MAX_RTA_BINDINGS];
125 /* RTA memory dump variable */
126 unsigned char RIOMemDump[MEMDUMP_SIZE];
127 struct ModuleInfo RIOModuleTypes[MAX_MODULE_TYPES];
129 };
132 #ifdef linux
133 #define debug(x) printk x
134 #else
135 #define debug(x) kkprintf x
136 #endif
140 #define RIO_RESET_INT 0x7d80
142 #endif /* __riodrvr.h */