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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [drivers/] [char/] [rio/] [host.h] - Rev 1275
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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
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