| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 |
| 38 | static 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 | */ |
| 52 | struct 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 |