OpenCloudOS-Kernel/drivers/char/rio/host.h

135 lines
5.1 KiB
C

/*
** -----------------------------------------------------------------------------
**
** 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