diff options
Diffstat (limited to 'drivers/char/rio/riodrvr.h')
| -rw-r--r-- | drivers/char/rio/riodrvr.h | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/drivers/char/rio/riodrvr.h b/drivers/char/rio/riodrvr.h new file mode 100644 index 00000000000..bc38ac5dfbd --- /dev/null +++ b/drivers/char/rio/riodrvr.h @@ -0,0 +1,144 @@ +/* +** ----------------------------------------------------------------------------- +** +** 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 : riodrvr.h +** SID : 1.3 +** Last Modified : 11/6/98 09:22:46 +** Retrieved : 11/6/98 09:22:46 +** +** ident @(#)riodrvr.h 1.3 +** +** ----------------------------------------------------------------------------- +*/ + +#ifndef __riodrvr_h +#define __riodrvr_h + +#include <asm/param.h> /* for HZ */ + +#ifdef SCCS_LABELS +static char *_riodrvr_h_sccs_ = "@(#)riodrvr.h 1.3"; +#endif + +#define MEMDUMP_SIZE 32 +#define MOD_DISABLE (RIO_NOREAD|RIO_NOWRITE|RIO_NOXPRINT) + + +struct rio_info { + int mode; /* Intr or polled, word/byte */ + spinlock_t RIOIntrSem; /* Interrupt thread sem */ + int current_chan; /* current channel */ + int RIOFailed; /* Not initialised ? */ + int RIOInstallAttempts; /* no. of rio-install() calls */ + int RIOLastPCISearch; /* status of last search */ + int RIONumHosts; /* Number of RIO Hosts */ + struct Host * RIOHosts; /* RIO Host values */ + struct Port **RIOPortp; /* RIO port values */ +/* +** 02.03.1999 ARG - ESIL 0820 fix +** We no longer use RIOBootMode +** + int RIOBootMode; * RIO boot mode * +** +*/ + int RIOPrintDisabled; /* RIO printing disabled ? */ + int RIOPrintLogState; /* RIO printing state ? */ + int RIOPolling; /* Polling ? */ +/* +** 09.12.1998 ARG - ESIL 0776 part fix +** The 'RIO_QUICK_CHECK' ioctl was using RIOHalted. +** The fix for this ESIL introduces another member (RIORtaDisCons) here to be +** updated in RIOConCon() - to keep track of RTA connections/disconnections. +** 'RIO_QUICK_CHECK' now returns the value of RIORtaDisCons. +*/ + int RIOHalted; /* halted ? */ + int RIORtaDisCons; /* RTA connections/disconnections */ + uint RIOReadCheck; /* Rio read check */ + uint RIONoMessage; /* To display message or not */ + uint RIONumBootPkts; /* how many packets for an RTA */ + uint RIOBootCount; /* size of RTA code */ + uint RIOBooting; /* count of outstanding boots */ + uint RIOSystemUp; /* Booted ?? */ + uint RIOCounting; /* for counting interrupts */ + uint RIOIntCount; /* # of intr since last check */ + uint RIOTxCount; /* number of xmit intrs */ + uint RIORxCount; /* number of rx intrs */ + uint RIORupCount; /* number of rup intrs */ + int RIXTimer; + int RIOBufferSize; /* Buffersize */ + int RIOBufferMask; /* Buffersize */ + + int RIOFirstMajor; /* First host card's major no */ + + uint RIOLastPortsMapped; /* highest port number known */ + uint RIOFirstPortsMapped; /* lowest port number known */ + + uint RIOLastPortsBooted; /* highest port number running */ + uint RIOFirstPortsBooted; /* lowest port number running */ + + uint RIOLastPortsOpened; /* highest port number running */ + uint RIOFirstPortsOpened; /* lowest port number running */ + + /* Flag to say that the topology information has been changed. */ + uint RIOQuickCheck; + uint CdRegister; /* ??? */ + int RIOSignalProcess; /* Signalling process */ + int rio_debug; /* To debug ... */ + int RIODebugWait; /* For what ??? */ + int tpri; /* Thread prio */ + int tid; /* Thread id */ + uint _RIO_Polled; /* Counter for polling */ + uint _RIO_Interrupted; /* Counter for interrupt */ + int intr_tid; /* iointset return value */ + int TxEnSem; /* TxEnable Semaphore */ + + + struct Error RIOError; /* to Identify what went wrong */ + struct Conf RIOConf; /* Configuration ??? */ + struct ttystatics channel[RIO_PORTS]; /* channel information */ + char RIOBootPackets[1+(SIXTY_FOUR_K/RTA_BOOT_DATA_SIZE)] + [RTA_BOOT_DATA_SIZE]; + struct Map RIOConnectTable[TOTAL_MAP_ENTRIES]; + struct Map RIOSavedTable[TOTAL_MAP_ENTRIES]; + + /* RTA to host binding table for master/slave operation */ + ulong RIOBindTab[MAX_RTA_BINDINGS]; + /* RTA memory dump variable */ + uchar RIOMemDump[MEMDUMP_SIZE]; + struct ModuleInfo RIOModuleTypes[MAX_MODULE_TYPES]; + +}; + + +#ifdef linux +#define debug(x) printk x +#else +#define debug(x) kkprintf x +#endif + + + +#define RIO_RESET_INT 0x7d80 +#define WRBYTE(x,y) *(volatile unsigned char *)((x)) = \ + (unsigned char)(y) + +#endif /* __riodrvr.h */ |