host.h
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上传日期:2013-04-10
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- /*
- ** -----------------------------------------------------------------------------
- **
- ** Perle Specialix driver for Linux
- ** Ported from existing RIO Driver for SCO sources.
- *
- * (C) 1990 - 2000 Specialix International Ltd., Byfleet, Surrey, UK.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- **
- ** Module : host.h
- ** SID : 1.2
- ** Last Modified : 11/6/98 11:34:10
- ** Retrieved : 11/6/98 11:34:21
- **
- ** ident @(#)host.h 1.2
- **
- ** -----------------------------------------------------------------------------
- */
- #ifndef __rio_host_h__
- #define __rio_host_h__
- #ifdef SCCS_LABELS
- #ifndef lint
- static char *_host_h_sccs_ = "@(#)host.h 1.2";
- #endif
- #endif
- /*
- ** the host structure - one per host card in the system.
- */
- #define MAX_EXTRA_UNITS 64
- /*
- ** Host data structure. This is used for the software equiv. of
- ** the host.
- */
- struct Host
- {
- uchar Type; /* RIO_EISA, RIO_MCA, ... */
- uchar Ivec; /* POLLED or ivec number */
- uchar Mode; /* Control stuff */
- uchar Slot; /* Slot */
- volatile caddr_t Caddr; /* KV address of DPRAM */
- volatile struct DpRam *CardP; /* KV address of DPRAM, with overlay */
- paddr_t PaddrP; /* Phys. address of DPRAM */
- char Name[MAX_NAME_LEN]; /* The name of the host */
- uint UniqueNum; /* host unique number */
- spinlock_t HostLock; /* Lock structure for MPX */
- /*struct pci_devinfo PciDevInfo; *//* PCI Bus/Device/Function stuff */
- /*struct lockb HostLock; *//* Lock structure for MPX */
- uint WorkToBeDone; /* set to true each interrupt */
- uint InIntr; /* Being serviced? */
- uint IntSrvDone;/* host's interrupt has been serviced */
- int (*Copy)( caddr_t, caddr_t, int ); /* copy func */
- struct timer_list timer;
- /*
- ** I M P O R T A N T !
- **
- ** The rest of this data structure is cleared to zero after
- ** a RIO_HOST_FOAD command.
- */
-
- ulong Flags; /* Whats going down */
- #define RC_WAITING 0
- #define RC_STARTUP 1
- #define RC_RUNNING 2
- #define RC_STUFFED 3
- #define RC_SOMETHING 4
- #define RC_SOMETHING_NEW 5
- #define RC_SOMETHING_ELSE 6
- #define RC_READY 7
- #define RUN_STATE 7
- /*
- ** Boot mode applies to the way in which hosts in this system will
- ** boot RTAs
- */
- #define RC_BOOT_ALL 0x8 /* Boot all RTAs attached */
- #define RC_BOOT_OWN 0x10 /* Only boot RTAs bound to this system */
- #define RC_BOOT_NONE 0x20 /* Don't boot any RTAs (slave mode) */
- struct Top Topology[LINKS_PER_UNIT]; /* one per link */
- struct Map Mapping[MAX_RUP]; /* Mappings for host */
- struct PHB *PhbP; /* Pointer to the PHB array */
- ushort *PhbNumP; /* Ptr to Number of PHB's */
- struct LPB *LinkStrP ; /* Link Structure Array */
- struct RUP *RupP; /* Sixteen real rups here */
- struct PARM_MAP *ParmMapP; /* points to the parmmap */
- uint ExtraUnits[MAX_EXTRA_UNITS]; /* unknown things */
- uint NumExtraBooted; /* how many of the above */
- /*
- ** Twenty logical rups.
- ** The first sixteen are the real Rup entries (above), the last four
- ** are the link RUPs.
- */
- struct UnixRup UnixRups[MAX_RUP+LINKS_PER_UNIT];
- int timeout_id; /* For calling 100 ms delays */
- int timeout_sem;/* For calling 100 ms delays */
- long locks; /* long req'd for set_bit --RR */
- char ____end_marker____;
- };
- #define Control CardP->DpControl
- #define SetInt CardP->DpSetInt
- #define ResetTpu CardP->DpResetTpu
- #define ResetInt CardP->DpResetInt
- #define Signature CardP->DpSignature
- #define Sram1 CardP->DpSram1
- #define Sram2 CardP->DpSram2
- #define Sram3 CardP->DpSram3
- #define Scratch CardP->DpScratch
- #define __ParmMapR CardP->DpParmMapR
- #define SLX CardP->DpSlx
- #define Revision CardP->DpRevision
- #define Unique CardP->DpUnique
- #define Year CardP->DpYear
- #define Week CardP->DpWeek
- #define RIO_DUMBPARM 0x0860 /* what not to expect */
- #endif