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/* 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*/ 46struct Host { 47 struct pci_dev *pdev; 48 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 */ 52 void __iomem *Caddr; /* KV address of DPRAM */ 53 struct DpRam __iomem *CardP; /* KV address of DPRAM, with overlay */ 54 unsigned long PaddrP; /* Phys. address of DPRAM */ 55 char Name[MAX_NAME_LEN]; /* The name of the host */ 56 unsigned int UniqueNum; /* host unique number */ 57 spinlock_t HostLock; /* Lock structure for MPX */ 58 unsigned int WorkToBeDone; /* set to true each interrupt */ 59 unsigned int InIntr; /* Being serviced? */ 60 unsigned int IntSrvDone; /* host's interrupt has been serviced */ 61 void (*Copy) (void *, void __iomem *, int); /* copy func */ 62 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 70 unsigned long Flags; /* Whats going down */ 71#define RC_WAITING 0 72#define RC_STARTUP 1 73#define RC_RUNNING 2 74#define RC_STUFFED 3 75#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*/ 81#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) */ 84 85 struct Top Topology[LINKS_PER_UNIT]; /* one per link */ 86 struct Map Mapping[MAX_RUP]; /* Mappings for host */ 87 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 */ 92 unsigned int ExtraUnits[MAX_EXTRA_UNITS]; /* unknown things */ 93 unsigned int NumExtraBooted; /* how many of the above */ 94 /* 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]; 100 int timeout_id; /* For calling 100 ms delays */ 101 int timeout_sem; /* For calling 100 ms delays */ 102 unsigned long locks; /* long req'd for set_bit --RR */ 103 char ____end_marker____; 104}; 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 120 121#define RIO_DUMBPARM 0x0860 /* what not to expect */ 122 123#endif 124