/* ** ----------------------------------------------------------------------------- ** ** 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 : rioctrl.c ** SID : 1.3 ** Last Modified : 11/6/98 10:33:42 ** Retrieved : 11/6/98 10:33:49 ** ** ident @(#)rioctrl.c 1.3 ** ** ----------------------------------------------------------------------------- */ #ifdef SCCS_LABELS static char *_rioctrl_c_sccs_ = "@(#)rioctrl.c 1.3"; #endif #define __NO_VERSION__ #include #include #include #include #include #include #include #include #include #include #include #include #include "linux_compat.h" #include "rio_linux.h" #include "typdef.h" #include "pkt.h" #include "daemon.h" #include "rio.h" #include "riospace.h" #include "top.h" #include "cmdpkt.h" #include "map.h" #include "riotypes.h" #include "rup.h" #include "port.h" #include "riodrvr.h" #include "rioinfo.h" #include "func.h" #include "errors.h" #include "pci.h" #include "parmmap.h" #include "unixrup.h" #include "board.h" #include "host.h" #include "error.h" #include "phb.h" #include "link.h" #include "cmdblk.h" #include "route.h" #include "control.h" #include "cirrus.h" #include "rioioctl.h" static struct LpbReq LpbReq; static struct RupReq RupReq; static struct PortReq PortReq; static struct HostReq HostReq; static struct HostDpRam HostDpRam; static struct DebugCtrl DebugCtrl; static struct Map MapEnt; static struct PortSetup PortSetup; static struct DownLoad DownLoad; static struct SendPack SendPack; /* static struct StreamInfo StreamInfo; */ /* static char modemtable[RIO_PORTS]; */ static struct SpecialRupCmd SpecialRupCmd; static struct PortParams PortParams; static struct portStats portStats; static struct SubCmdStruct { ushort Host; ushort Rup; ushort Port; ushort Addr; } SubCmd; struct PortTty { uint port; struct ttystatics Tty; }; static struct PortTty PortTty; typedef struct ttystatics TERMIO; /* ** This table is used when the config.rio downloads bin code to the ** driver. We index the table using the product code, 0-F, and call ** the function pointed to by the entry, passing the information ** about the boot. ** The RIOBootCodeUNKNOWN entry is there to politely tell the calling ** process to bog off. */ static int (*RIOBootTable[MAX_PRODUCT])(struct rio_info *, struct DownLoad *) = { /* 0 */ RIOBootCodeHOST, /* Host Card */ /* 1 */ RIOBootCodeRTA, /* RTA */ }; #define drv_makedev(maj, min) ((((uint) maj & 0xff) << 8) | ((uint) min & 0xff)) #ifdef linux int copyin (int arg, caddr_t dp, int siz) { int rv; rio_dprintk (RIO_DEBUG_CTRL, "Copying %d bytes from user %p to %p.\n", siz, (void *)arg, dp); rv = copy_from_user (dp, (void *)arg, siz); if (rv < 0) return COPYFAIL; else return rv; } int copyout (caddr_t dp, int arg, int siz) { int rv; rio_dprintk (RIO_DEBUG_CTRL, "Copying %d bytes to user %p from %p.\n", siz, (void *)arg, dp); rv = copy_to_user ((void *)arg, dp, siz); if (rv < 0) return COPYFAIL; else return rv; } #else int copyin(arg, dp, siz) int arg; caddr_t dp; int siz; { if (rbounds ((unsigned long) arg) >= siz) { bcopy ( arg, dp, siz ); return OK; } else return ( COPYFAIL ); } int copyout (dp, arg, siz) caddr_t dp; int arg; int siz; { if (wbounds ((unsigned long) arg) >= siz ) { bcopy ( dp, arg, siz ); return OK; } else return ( COPYFAIL ); } #endif int riocontrol(p, dev, cmd, arg, su) struct rio_info * p; dev_t dev; int cmd; caddr_t arg; int su; { uint Host; /* leave me unsigned! */ uint port; /* and me! */ struct Host *HostP; ushort loop; int Entry; struct Port *PortP; PKT *PacketP; int retval = 0; unsigned long flags; func_enter (); /* Confuse teh compiler to think that we've initialized these */ Host=0; PortP = NULL; rio_dprintk (RIO_DEBUG_CTRL, "control ioctl cmd: 0x%x arg: 0x%x\n", cmd, (int)arg); switch (cmd) { /* ** RIO_SET_TIMER ** ** Change the value of the host card interrupt timer. ** If the host card number is -1 then all host cards are changed ** otherwise just the specified host card will be changed. */ case RIO_SET_TIMER: rio_dprintk (RIO_DEBUG_CTRL, "RIO_SET_TIMER to %dms\n", (uint)arg); { int host, value; host = (uint)arg >> 16; value = (uint)arg & 0x0000ffff; if (host == -1) { for (host = 0; host < p->RIONumHosts; host++) { if (p->RIOHosts[host].Flags == RC_RUNNING) { WWORD(p->RIOHosts[host].ParmMapP->timer , value); } } } else if (host >= p->RIONumHosts) { return EINVAL; } else { if ( p->RIOHosts[host].Flags == RC_RUNNING ) { WWORD(p->RIOHosts[host].ParmMapP->timer , value); } } } return 0; case RIO_IDENTIFY_DRIVER: /* ** 15.10.1998 ARG - ESIL 0760 part fix ** Added driver ident string output. ** #ifndef __THIS_RELEASE__ #warning Driver Version string not defined ! #endif cprintf("%s %s %s %s\n", RIO_DRV_STR, __THIS_RELEASE__, __DATE__, __TIME__ ); return 0; case RIO_DISPLAY_HOST_CFG: ** ** 15.10.1998 ARG - ESIL 0760 part fix ** Added driver host card ident string output. ** ** Note that the only types currently supported ** are ISA and PCI. Also this driver does not ** (yet) distinguish between the Old PCI card ** and the Jet PCI card. In fact I think this ** driver only supports JET PCI ! ** for (Host = 0; Host < p->RIONumHosts; Host++) { HostP = &(p->RIOHosts[Host]); switch ( HostP->Type ) { case RIO_AT : strcpy( host_type, RIO_AT_HOST_STR ); break; case RIO_PCI : strcpy( host_type, RIO_PCI_HOST_STR ); break; default : strcpy( host_type, "Unknown" ); break; } cprintf( "RIO Host %d - Type:%s Addr:%X IRQ:%d\n", Host, host_type, (uint)HostP->PaddrP, (int)HostP->Ivec - 32 ); } return 0; ** */ case RIO_FOAD_RTA: rio_dprintk (RIO_DEBUG_CTRL, "RIO_FOAD_RTA\n"); return RIOCommandRta(p, (uint)arg, RIOFoadRta); case RIO_ZOMBIE_RTA: rio_dprintk (RIO_DEBUG_CTRL, "RIO_ZOMBIE_RTA\n"); return RIOCommandRta(p, (uint)arg, RIOZombieRta); case RIO_IDENTIFY_RTA: rio_dprintk (RIO_DEBUG_CTRL, "RIO_IDENTIFY_RTA\n"); return RIOIdentifyRta(p, arg); case RIO_KILL_NEIGHBOUR: rio_dprintk (RIO_DEBUG_CTRL, "RIO_KILL_NEIGHBOUR\n"); return RIOKillNeighbour(p, arg); case SPECIAL_RUP_CMD: { struct CmdBlk *CmdBlkP; rio_dprintk (RIO_DEBUG_CTRL, "SPECIAL_RUP_CMD\n"); if (copyin((int)arg, (caddr_t)&SpecialRupCmd, sizeof(SpecialRupCmd)) == COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "SPECIAL_RUP_CMD copy failed\n"); p->RIOError.Error = COPYIN_FAILED; return EFAULT; } CmdBlkP = RIOGetCmdBlk(); if ( !CmdBlkP ) { rio_dprintk (RIO_DEBUG_CTRL, "SPECIAL_RUP_CMD GetCmdBlk failed\n"); return ENXIO; } CmdBlkP->Packet = SpecialRupCmd.Packet; if ( SpecialRupCmd.Host >= p->RIONumHosts ) SpecialRupCmd.Host = 0; rio_dprintk (RIO_DEBUG_CTRL, "Queue special rup command for host %d rup %d\n", SpecialRupCmd.Host, SpecialRupCmd.RupNum); if (RIOQueueCmdBlk(&p->RIOHosts[SpecialRupCmd.Host], SpecialRupCmd.RupNum, CmdBlkP) == RIO_FAIL) { cprintf("FAILED TO QUEUE SPECIAL RUP COMMAND\n"); } return 0; } case RIO_DEBUG_MEM: #ifdef DEBUG_MEM_SUPPORT RIO_DEBUG_CTRL, if (su) return rio_RIODebugMemory(RIO_DEBUG_CTRL, arg); else #endif return EPERM; case RIO_ALL_MODEM: rio_dprintk (RIO_DEBUG_CTRL, "RIO_ALL_MODEM\n"); p->RIOError.Error = IOCTL_COMMAND_UNKNOWN; return EINVAL; case RIO_GET_TABLE: /* ** Read the routing table from the device driver to user space */ rio_dprintk (RIO_DEBUG_CTRL, "RIO_GET_TABLE\n"); if ((retval = RIOApel(p)) != 0) return retval; if (copyout((caddr_t)p->RIOConnectTable, (int)arg, TOTAL_MAP_ENTRIES*sizeof(struct Map)) == COPYFAIL) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_GET_TABLE copy failed\n"); p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } { int entry; rio_dprintk (RIO_DEBUG_CTRL, "*****\nMAP ENTRIES\n"); for ( entry=0; entryRIOConnectTable[entry].ID == 0) && (p->RIOConnectTable[entry].HostUniqueNum == 0) && (p->RIOConnectTable[entry].RtaUniqueNum == 0)) continue; rio_dprintk (RIO_DEBUG_CTRL, "Map entry %d.HostUniqueNum = 0x%x\n", entry, p->RIOConnectTable[entry].HostUniqueNum ); rio_dprintk (RIO_DEBUG_CTRL, "Map entry %d.RtaUniqueNum = 0x%x\n", entry, p->RIOConnectTable[entry].RtaUniqueNum ); rio_dprintk (RIO_DEBUG_CTRL, "Map entry %d.ID = 0x%x\n", entry, p->RIOConnectTable[entry].ID ); rio_dprintk (RIO_DEBUG_CTRL, "Map entry %d.ID2 = 0x%x\n", entry, p->RIOConnectTable[entry].ID2 ); rio_dprintk (RIO_DEBUG_CTRL, "Map entry %d.Flags = 0x%x\n", entry, (int)p->RIOConnectTable[entry].Flags ); rio_dprintk (RIO_DEBUG_CTRL, "Map entry %d.SysPort = 0x%x\n", entry, (int)p->RIOConnectTable[entry].SysPort ); rio_dprintk (RIO_DEBUG_CTRL, "Map entry %d.Top[0].Unit = %x\n", entry, p->RIOConnectTable[entry].Topology[0].Unit ); rio_dprintk (RIO_DEBUG_CTRL, "Map entry %d.Top[0].Link = %x\n", entry, p->RIOConnectTable[entry].Topology[0].Link ); rio_dprintk (RIO_DEBUG_CTRL, "Map entry %d.Top[1].Unit = %x\n", entry, p->RIOConnectTable[entry].Topology[1].Unit ); rio_dprintk (RIO_DEBUG_CTRL, "Map entry %d.Top[1].Link = %x\n", entry, p->RIOConnectTable[entry].Topology[1].Link ); rio_dprintk (RIO_DEBUG_CTRL, "Map entry %d.Top[2].Unit = %x\n", entry, p->RIOConnectTable[entry].Topology[2].Unit ); rio_dprintk (RIO_DEBUG_CTRL, "Map entry %d.Top[2].Link = %x\n", entry, p->RIOConnectTable[entry].Topology[2].Link ); rio_dprintk (RIO_DEBUG_CTRL, "Map entry %d.Top[3].Unit = %x\n", entry, p->RIOConnectTable[entry].Topology[3].Unit ); rio_dprintk (RIO_DEBUG_CTRL, "Map entry %d.Top[4].Link = %x\n", entry, p->RIOConnectTable[entry].Topology[3].Link ); rio_dprintk (RIO_DEBUG_CTRL, "Map entry %d.Name = %s\n", entry, p->RIOConnectTable[entry].Name ); } rio_dprintk (RIO_DEBUG_CTRL, "*****\nEND MAP ENTRIES\n"); } p->RIOQuickCheck = NOT_CHANGED; /* a table has been gotten */ return 0; case RIO_PUT_TABLE: /* ** Write the routing table to the device driver from user space */ rio_dprintk (RIO_DEBUG_CTRL, "RIO_PUT_TABLE\n"); if ( !su ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_PUT_TABLE !Root\n"); p->RIOError.Error = NOT_SUPER_USER; return EPERM; } if ( copyin((int)arg, (caddr_t)&p->RIOConnectTable[0], TOTAL_MAP_ENTRIES*sizeof(struct Map) ) == COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_PUT_TABLE copy failed\n"); p->RIOError.Error = COPYIN_FAILED; return EFAULT; } /* *********************************** { int entry; rio_dprint(RIO_DEBUG_CTRL, ("*****\nMAP ENTRIES\n") ); for ( entry=0; entryRIOConnectTable[entry].HostUniqueNum ) ); rio_dprint(RIO_DEBUG_CTRL, ("Map entry %d.RtaUniqueNum = 0x%x\n", entry, p->RIOConnectTable[entry].RtaUniqueNum ) ); rio_dprint(RIO_DEBUG_CTRL, ("Map entry %d.ID = 0x%x\n", entry, p->RIOConnectTable[entry].ID ) ); rio_dprint(RIO_DEBUG_CTRL, ("Map entry %d.ID2 = 0x%x\n", entry, p->RIOConnectTable[entry].ID2 ) ); rio_dprint(RIO_DEBUG_CTRL, ("Map entry %d.Flags = 0x%x\n", entry, p->RIOConnectTable[entry].Flags ) ); rio_dprint(RIO_DEBUG_CTRL, ("Map entry %d.SysPort = 0x%x\n", entry, p->RIOConnectTable[entry].SysPort ) ); rio_dprint(RIO_DEBUG_CTRL, ("Map entry %d.Top[0].Unit = %b\n", entry, p->RIOConnectTable[entry].Topology[0].Unit ) ); rio_dprint(RIO_DEBUG_CTRL, ("Map entry %d.Top[0].Link = %b\n", entry, p->RIOConnectTable[entry].Topology[0].Link ) ); rio_dprint(RIO_DEBUG_CTRL, ("Map entry %d.Top[1].Unit = %b\n", entry, p->RIOConnectTable[entry].Topology[1].Unit ) ); rio_dprint(RIO_DEBUG_CTRL, ("Map entry %d.Top[1].Link = %b\n", entry, p->RIOConnectTable[entry].Topology[1].Link ) ); rio_dprint(RIO_DEBUG_CTRL, ("Map entry %d.Top[2].Unit = %b\n", entry, p->RIOConnectTable[entry].Topology[2].Unit ) ); rio_dprint(RIO_DEBUG_CTRL, ("Map entry %d.Top[2].Link = %b\n", entry, p->RIOConnectTable[entry].Topology[2].Link ) ); rio_dprint(RIO_DEBUG_CTRL, ("Map entry %d.Top[3].Unit = %b\n", entry, p->RIOConnectTable[entry].Topology[3].Unit ) ); rio_dprint(RIO_DEBUG_CTRL, ("Map entry %d.Top[4].Link = %b\n", entry, p->RIOConnectTable[entry].Topology[3].Link ) ); rio_dprint(RIO_DEBUG_CTRL, ("Map entry %d.Name = %s\n", entry, p->RIOConnectTable[entry].Name ) ); } rio_dprint(RIO_DEBUG_CTRL, ("*****\nEND MAP ENTRIES\n") ); } *********************************** */ return RIONewTable(p); case RIO_GET_BINDINGS : /* ** Send bindings table, containing unique numbers of RTAs owned ** by this system to user space */ rio_dprintk (RIO_DEBUG_CTRL, "RIO_GET_BINDINGS\n"); if ( !su ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_GET_BINDINGS !Root\n"); p->RIOError.Error = NOT_SUPER_USER; return EPERM; } if (copyout((caddr_t) p->RIOBindTab, (int)arg, (sizeof(ulong) * MAX_RTA_BINDINGS)) == COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_GET_BINDINGS copy failed\n"); p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } return 0; case RIO_PUT_BINDINGS : /* ** Receive a bindings table, containing unique numbers of RTAs owned ** by this system */ rio_dprintk (RIO_DEBUG_CTRL, "RIO_PUT_BINDINGS\n"); if ( !su ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_PUT_BINDINGS !Root\n"); p->RIOError.Error = NOT_SUPER_USER; return EPERM; } if (copyin((int)arg, (caddr_t)&p->RIOBindTab[0], (sizeof(ulong) * MAX_RTA_BINDINGS))==COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_PUT_BINDINGS copy failed\n"); p->RIOError.Error = COPYIN_FAILED; return EFAULT; } return 0; case RIO_BIND_RTA : { int EmptySlot = -1; /* ** Bind this RTA to host, so that it will be booted by ** host in 'boot owned RTAs' mode. */ rio_dprintk (RIO_DEBUG_CTRL, "RIO_BIND_RTA\n"); if ( !su ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_BIND_RTA !Root\n"); p->RIOError.Error = NOT_SUPER_USER; return EPERM; } for (Entry = 0; Entry < MAX_RTA_BINDINGS; Entry++) { if ((EmptySlot == -1) && (p->RIOBindTab[Entry] == 0L)) EmptySlot = Entry; else if (p->RIOBindTab[Entry] == (int) arg) { /* ** Already exists - delete */ p->RIOBindTab[Entry] = 0L; rio_dprintk (RIO_DEBUG_CTRL, "Removing Rta %x from p->RIOBindTab\n", (int) arg); return 0; } } /* ** Dosen't exist - add */ if (EmptySlot != -1) { p->RIOBindTab[EmptySlot] = (int) arg; rio_dprintk (RIO_DEBUG_CTRL, "Adding Rta %x to p->RIOBindTab\n", (int) arg); } else { rio_dprintk (RIO_DEBUG_CTRL, "p->RIOBindTab full! - Rta %x not added\n", (int) arg); return 1; } return 0; } case RIO_RESUME : rio_dprintk (RIO_DEBUG_CTRL, "RIO_RESUME\n"); port = (uint) arg; if ((port < 0) || (port > 511)) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_RESUME: Bad port number %d\n", port); p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE; return EINVAL; } PortP = p->RIOPortp[port]; if (!PortP->Mapped) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_RESUME: Port %d not mapped\n", port); p->RIOError.Error = PORT_NOT_MAPPED_INTO_SYSTEM; return EINVAL; } if (!(PortP->State & (RIO_LOPEN | RIO_MOPEN))) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_RESUME: Port %d not open\n", port); return EINVAL; } rio_spin_lock_irqsave(&PortP->portSem, flags); if (RIOPreemptiveCmd(p, (p->RIOPortp[port]), RESUME) == RIO_FAIL) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_RESUME failed\n"); rio_spin_unlock_irqrestore(&PortP->portSem, flags); return EBUSY; } else { rio_dprintk (RIO_DEBUG_CTRL, "RIO_RESUME: Port %d resumed\n", port); PortP->State |= RIO_BUSY; } rio_spin_unlock_irqrestore(&PortP->portSem, flags); return retval; case RIO_ASSIGN_RTA: rio_dprintk (RIO_DEBUG_CTRL, "RIO_ASSIGN_RTA\n"); if ( !su ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_ASSIGN_RTA !Root\n"); p->RIOError.Error = NOT_SUPER_USER; return EPERM; } if (copyin((int)arg, (caddr_t)&MapEnt, sizeof(MapEnt)) == COPYFAIL) { rio_dprintk (RIO_DEBUG_CTRL, "Copy from user space failed\n"); p->RIOError.Error = COPYIN_FAILED; return EFAULT; } return RIOAssignRta(p, &MapEnt); case RIO_CHANGE_NAME: rio_dprintk (RIO_DEBUG_CTRL, "RIO_CHANGE_NAME\n"); if ( !su ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_CHANGE_NAME !Root\n"); p->RIOError.Error = NOT_SUPER_USER; return EPERM; } if (copyin((int)arg, (caddr_t)&MapEnt, sizeof(MapEnt)) == COPYFAIL) { rio_dprintk (RIO_DEBUG_CTRL, "Copy from user space failed\n"); p->RIOError.Error = COPYIN_FAILED; return EFAULT; } return RIOChangeName(p, &MapEnt); case RIO_DELETE_RTA: rio_dprintk (RIO_DEBUG_CTRL, "RIO_DELETE_RTA\n"); if ( !su ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_DELETE_RTA !Root\n"); p->RIOError.Error = NOT_SUPER_USER; return EPERM; } if (copyin((int)arg, (caddr_t)&MapEnt, sizeof(MapEnt)) == COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "Copy from data space failed\n"); p->RIOError.Error = COPYIN_FAILED; return EFAULT; } return RIODeleteRta(p, &MapEnt); case RIO_QUICK_CHECK: /* ** 09.12.1998 ARG - ESIL 0776 part fix ** A customer was using this to get the RTAs ** connect/disconnect status. ** RIOConCon() had been botched use RIOHalted ** to keep track of RTA connections and ** disconnections. That has been changed and ** RIORtaDisCons in the rio_info struct now ** does the job. So we need to return the value ** of RIORtaCons instead of RIOHalted. ** if (copyout((caddr_t)&p->RIOHalted,(int)arg, sizeof(uint))==COPYFAIL) { ** */ if (copyout((caddr_t)&p->RIORtaDisCons,(int)arg, sizeof(uint))==COPYFAIL) { p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } return 0; case RIO_LAST_ERROR: if (copyout((caddr_t)&p->RIOError, (int)arg, sizeof(struct Error)) ==COPYFAIL ) return EFAULT; return 0; case RIO_GET_LOG: rio_dprintk (RIO_DEBUG_CTRL, "RIO_GET_LOG\n"); #ifdef LOGGING RIOGetLog(arg); return 0; #else return EINVAL; #endif case RIO_GET_MODTYPE: if ( copyin( (int)arg, (caddr_t)&port, sizeof(uint)) == COPYFAIL ) { p->RIOError.Error = COPYIN_FAILED; return EFAULT; } rio_dprintk (RIO_DEBUG_CTRL, "Get module type for port %d\n", port); if ( port < 0 || port > 511 ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_GET_MODTYPE: Bad port number %d\n", port); p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE; return EINVAL; } PortP = (p->RIOPortp[port]); if (!PortP->Mapped) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_GET_MODTYPE: Port %d not mapped\n", port); p->RIOError.Error = PORT_NOT_MAPPED_INTO_SYSTEM; return EINVAL; } /* ** Return module type of port */ port = PortP->HostP->UnixRups[PortP->RupNum].ModTypes; if (copyout((caddr_t)&port, (int)arg, sizeof(uint)) == COPYFAIL) { p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } return(0); /* ** 02.03.1999 ARG - ESIL 0820 fix ** We are no longer using "Boot Mode", so these ioctls ** are not required : ** case RIO_GET_BOOT_MODE : rio_dprint(RIO_DEBUG_CTRL, ("Get boot mode - %x\n", p->RIOBootMode)); ** ** Return boot state of system - BOOT_ALL, BOOT_OWN or BOOT_NONE ** if (copyout((caddr_t)&p->RIOBootMode, (int)arg, sizeof(p->RIOBootMode)) == COPYFAIL) { p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } return(0); case RIO_SET_BOOT_MODE : p->RIOBootMode = (uint) arg; rio_dprint(RIO_DEBUG_CTRL, ("Set boot mode to 0x%x\n", p->RIOBootMode)); return(0); ** ** End ESIL 0820 fix */ case RIO_BLOCK_OPENS: rio_dprintk (RIO_DEBUG_CTRL, "Opens block until booted\n"); for ( Entry=0; Entry < RIO_PORTS; Entry++ ) { rio_spin_lock_irqsave(&PortP->portSem, flags); p->RIOPortp[Entry]->WaitUntilBooted = 1; rio_spin_unlock_irqrestore(&PortP->portSem, flags); } return 0; case RIO_SETUP_PORTS: rio_dprintk (RIO_DEBUG_CTRL, "Setup ports\n"); if (copyin((int)arg, (caddr_t)&PortSetup, sizeof(PortSetup)) == COPYFAIL ) { p->RIOError.Error = COPYIN_FAILED; rio_dprintk (RIO_DEBUG_CTRL, "EFAULT"); return EFAULT; } if ( PortSetup.From > PortSetup.To || PortSetup.To >= RIO_PORTS ) { p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE; rio_dprintk (RIO_DEBUG_CTRL, "ENXIO"); return ENXIO; } if ( PortSetup.XpCps > p->RIOConf.MaxXpCps || PortSetup.XpCps < p->RIOConf.MinXpCps ) { p->RIOError.Error = XPRINT_CPS_OUT_OF_RANGE; rio_dprintk (RIO_DEBUG_CTRL, "EINVAL"); return EINVAL; } if ( !p->RIOPortp ) { cprintf("No p->RIOPortp array!\n"); rio_dprintk (RIO_DEBUG_CTRL, "No p->RIOPortp array!\n"); return EIO; } rio_dprintk (RIO_DEBUG_CTRL, "entering loop (%d %d)!\n", PortSetup.From, PortSetup.To); for (loop=PortSetup.From; loop<=PortSetup.To; loop++) { rio_dprintk (RIO_DEBUG_CTRL, "in loop (%d)!\n", loop); #if 0 PortP = p->RIOPortp[loop]; if ( !PortP->TtyP ) PortP->TtyP = &p->channel[loop]; rio_spin_lock_irqsave(&PortP->portSem, flags); if ( PortSetup.IxAny ) PortP->Config |= RIO_IXANY; else PortP->Config &= ~RIO_IXANY; if ( PortSetup.IxOn ) PortP->Config |= RIO_IXON; else PortP->Config &= ~RIO_IXON; /* ** If the port needs to wait for all a processes output ** to drain before closing then this flag will be set. */ if (PortSetup.Drain) { PortP->Config |= RIO_WAITDRAIN; } else { PortP->Config &= ~RIO_WAITDRAIN; } /* ** Store settings if locking or unlocking port or if the ** port is not locked, when setting the store option. */ if (PortP->Mapped && ((PortSetup.Lock && !PortP->Lock) || (!PortP->Lock && (PortSetup.Store && !PortP->Store)))) { PortP->StoredTty.iflag = PortP->TtyP->tm.c_iflag; PortP->StoredTty.oflag = PortP->TtyP->tm.c_oflag; PortP->StoredTty.cflag = PortP->TtyP->tm.c_cflag; PortP->StoredTty.lflag = PortP->TtyP->tm.c_lflag; PortP->StoredTty.line = PortP->TtyP->tm.c_line; bcopy(PortP->TtyP->tm.c_cc, PortP->StoredTty.cc, NCC + 5); } PortP->Lock = PortSetup.Lock; PortP->Store = PortSetup.Store; PortP->Xprint.XpCps = PortSetup.XpCps; bcopy(PortSetup.XpOn,PortP->Xprint.XpOn,MAX_XP_CTRL_LEN); bcopy(PortSetup.XpOff,PortP->Xprint.XpOff,MAX_XP_CTRL_LEN); PortP->Xprint.XpOn[MAX_XP_CTRL_LEN-1] = '\0'; PortP->Xprint.XpOff[MAX_XP_CTRL_LEN-1] = '\0'; PortP->Xprint.XpLen = RIOStrlen(PortP->Xprint.XpOn)+ RIOStrlen(PortP->Xprint.XpOff); rio_spin_unlock_irqrestore( &PortP->portSem , flags); #endif } rio_dprintk (RIO_DEBUG_CTRL, "after loop (%d)!\n", loop); rio_dprintk (RIO_DEBUG_CTRL, "Retval:%x\n", retval); return retval; case RIO_GET_PORT_SETUP : rio_dprintk (RIO_DEBUG_CTRL, "Get port setup\n"); if (copyin((int)arg, (caddr_t)&PortSetup, sizeof(PortSetup)) == COPYFAIL ) { p->RIOError.Error = COPYIN_FAILED; return EFAULT; } if ( PortSetup.From >= RIO_PORTS ) { p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE; return ENXIO; } port = PortSetup.To = PortSetup.From; PortSetup.IxAny = (p->RIOPortp[port]->Config & RIO_IXANY) ? 1 : 0; PortSetup.IxOn = (p->RIOPortp[port]->Config & RIO_IXON) ? 1 : 0; PortSetup.Drain = (p->RIOPortp[port]->Config & RIO_WAITDRAIN) ? 1 : 0; PortSetup.Store = p->RIOPortp[port]->Store; PortSetup.Lock = p->RIOPortp[port]->Lock; PortSetup.XpCps = p->RIOPortp[port]->Xprint.XpCps; bcopy(p->RIOPortp[port]->Xprint.XpOn, PortSetup.XpOn, MAX_XP_CTRL_LEN); bcopy(p->RIOPortp[port]->Xprint.XpOff, PortSetup.XpOff, MAX_XP_CTRL_LEN); PortSetup.XpOn[MAX_XP_CTRL_LEN-1] = '\0'; PortSetup.XpOff[MAX_XP_CTRL_LEN-1] = '\0'; if ( copyout((caddr_t)&PortSetup,(int)arg,sizeof(PortSetup)) ==COPYFAIL ) { p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } return retval; case RIO_GET_PORT_PARAMS : rio_dprintk (RIO_DEBUG_CTRL, "Get port params\n"); if (copyin( (int)arg, (caddr_t)&PortParams, sizeof(struct PortParams)) == COPYFAIL) { p->RIOError.Error = COPYIN_FAILED; return EFAULT; } if (PortParams.Port >= RIO_PORTS) { p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE; return ENXIO; } PortP = (p->RIOPortp[PortParams.Port]); PortParams.Config = PortP->Config; PortParams.State = PortP->State; rio_dprintk (RIO_DEBUG_CTRL, "Port %d\n", PortParams.Port); if (copyout((caddr_t)&PortParams, (int)arg, sizeof(struct PortParams)) == COPYFAIL ) { p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } return retval; case RIO_GET_PORT_TTY : rio_dprintk (RIO_DEBUG_CTRL, "Get port tty\n"); if (copyin((int)arg, (caddr_t)&PortTty, sizeof(struct PortTty)) == COPYFAIL) { p->RIOError.Error = COPYIN_FAILED; return EFAULT; } if ( PortTty.port >= RIO_PORTS ) { p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE; return ENXIO; } rio_dprintk (RIO_DEBUG_CTRL, "Port %d\n", PortTty.port); PortP = (p->RIOPortp[PortTty.port]); #if 0 PortTty.Tty.tm.c_iflag = PortP->TtyP->tm.c_iflag; PortTty.Tty.tm.c_oflag = PortP->TtyP->tm.c_oflag; PortTty.Tty.tm.c_cflag = PortP->TtyP->tm.c_cflag; PortTty.Tty.tm.c_lflag = PortP->TtyP->tm.c_lflag; #endif if (copyout((caddr_t)&PortTty, (int)arg, sizeof(struct PortTty)) == COPYFAIL) { p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } return retval; case RIO_SET_PORT_TTY : if (copyin((int)arg, (caddr_t)&PortTty, sizeof(struct PortTty)) == COPYFAIL) { p->RIOError.Error = COPYIN_FAILED; return EFAULT; } rio_dprintk (RIO_DEBUG_CTRL, "Set port %d tty\n", PortTty.port); if (PortTty.port >= (ushort) RIO_PORTS) { p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE; return ENXIO; } PortP = (p->RIOPortp[PortTty.port]); #if 0 rio_spin_lock_irqsave(&PortP->portSem, flags); PortP->TtyP->tm.c_iflag = PortTty.Tty.tm.c_iflag; PortP->TtyP->tm.c_oflag = PortTty.Tty.tm.c_oflag; PortP->TtyP->tm.c_cflag = PortTty.Tty.tm.c_cflag; PortP->TtyP->tm.c_lflag = PortTty.Tty.tm.c_lflag; rio_spin_unlock_irqrestore( &PortP->portSem , flags); #endif RIOParam(PortP, CONFIG, PortP->State & RIO_MODEM, OK_TO_SLEEP); return retval; case RIO_SET_PORT_PARAMS : rio_dprintk (RIO_DEBUG_CTRL, "Set port params\n"); if ( copyin((int)arg, (caddr_t)&PortParams, sizeof(PortParams)) == COPYFAIL ) { p->RIOError.Error = COPYIN_FAILED; return EFAULT; } if (PortParams.Port >= (ushort) RIO_PORTS) { p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE; return ENXIO; } PortP = (p->RIOPortp[PortParams.Port]); rio_spin_lock_irqsave(&PortP->portSem, flags); PortP->Config = PortParams.Config; rio_spin_unlock_irqrestore( &PortP->portSem , flags); return retval; case RIO_GET_PORT_STATS : rio_dprintk (RIO_DEBUG_CTRL, "RIO_GET_PORT_STATS\n"); if ( copyin((int)arg, (caddr_t)&portStats, sizeof(struct portStats)) == COPYFAIL ) { p->RIOError.Error = COPYIN_FAILED; return EFAULT; } if ( portStats.port >= RIO_PORTS ) { p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE; return ENXIO; } PortP = (p->RIOPortp[portStats.port]); portStats.gather = PortP->statsGather; portStats.txchars = PortP->txchars; portStats.rxchars = PortP->rxchars; portStats.opens = PortP->opens; portStats.closes = PortP->closes; portStats.ioctls = PortP->ioctls; if ( copyout((caddr_t)&portStats, (int)arg, sizeof(struct portStats)) == COPYFAIL ) { p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } return retval; case RIO_RESET_PORT_STATS : port = (uint) arg; rio_dprintk (RIO_DEBUG_CTRL, "RIO_RESET_PORT_STATS\n"); if ( port >= RIO_PORTS ) { p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE; return ENXIO; } PortP = (p->RIOPortp[port]); rio_spin_lock_irqsave(&PortP->portSem, flags); PortP->txchars = 0; PortP->rxchars = 0; PortP->opens = 0; PortP->closes = 0; PortP->ioctls = 0; rio_spin_unlock_irqrestore(&PortP->portSem, flags); return retval; case RIO_GATHER_PORT_STATS : rio_dprintk (RIO_DEBUG_CTRL, "RIO_GATHER_PORT_STATS\n"); if ( copyin( (int)arg, (caddr_t)&portStats, sizeof(struct portStats)) == COPYFAIL ) { p->RIOError.Error = COPYIN_FAILED; return EFAULT; } if ( portStats.port >= RIO_PORTS ) { p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE; return ENXIO; } PortP = (p->RIOPortp[portStats.port]); rio_spin_lock_irqsave(&PortP->portSem, flags); PortP->statsGather = portStats.gather; rio_spin_unlock_irqrestore( &PortP->portSem , flags); return retval; #ifdef DEBUG_SUPPORTED case RIO_READ_LEVELS: { int num; rio_dprintk (RIO_DEBUG_CTRL, "RIO_READ_LEVELS\n"); for ( num=0; RIODbInf[num].Flag; num++ ) ; rio_dprintk (RIO_DEBUG_CTRL, "%d levels to copy\n",num); if (copyout((caddr_t)RIODbInf,(int)arg, sizeof(struct DbInf)*(num+1))==COPYFAIL) { rio_dprintk (RIO_DEBUG_CTRL, "ReadLevels Copy failed\n"); p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } rio_dprintk (RIO_DEBUG_CTRL, "%d levels to copied\n",num); return retval; } #endif case RIO_READ_CONFIG: rio_dprintk (RIO_DEBUG_CTRL, "RIO_READ_CONFIG\n"); if (copyout((caddr_t)&p->RIOConf, (int)arg, sizeof(struct Conf)) ==COPYFAIL ) { p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } return retval; case RIO_SET_CONFIG: rio_dprintk (RIO_DEBUG_CTRL, "RIO_SET_CONFIG\n"); if ( !su ) { p->RIOError.Error = NOT_SUPER_USER; return EPERM; } if ( copyin((int)arg, (caddr_t)&p->RIOConf, sizeof(struct Conf) ) ==COPYFAIL ) { p->RIOError.Error = COPYIN_FAILED; return EFAULT; } /* ** move a few value around */ for (Host=0; Host < p->RIONumHosts; Host++) if ( (p->RIOHosts[Host].Flags & RUN_STATE) == RC_RUNNING ) WWORD(p->RIOHosts[Host].ParmMapP->timer , p->RIOConf.Timer); return retval; case RIO_START_POLLER: rio_dprintk (RIO_DEBUG_CTRL, "RIO_START_POLLER\n"); return EINVAL; case RIO_STOP_POLLER: rio_dprintk (RIO_DEBUG_CTRL, "RIO_STOP_POLLER\n"); if ( !su ) { p->RIOError.Error = NOT_SUPER_USER; return EPERM; } p->RIOPolling = NOT_POLLING; return retval; case RIO_SETDEBUG: case RIO_GETDEBUG: rio_dprintk (RIO_DEBUG_CTRL, "RIO_SETDEBUG/RIO_GETDEBUG\n"); if ( copyin( (int)arg, (caddr_t)&DebugCtrl, sizeof(DebugCtrl) ) ==COPYFAIL ) { p->RIOError.Error = COPYIN_FAILED; return EFAULT; } if ( DebugCtrl.SysPort == NO_PORT ) { if ( cmd == RIO_SETDEBUG ) { if ( !su ) { p->RIOError.Error = NOT_SUPER_USER; return EPERM; } p->rio_debug = DebugCtrl.Debug; p->RIODebugWait = DebugCtrl.Wait; rio_dprintk (RIO_DEBUG_CTRL, "Set global debug to 0x%x set wait to 0x%x\n", p->rio_debug,p->RIODebugWait); } else { rio_dprintk (RIO_DEBUG_CTRL, "Get global debug 0x%x wait 0x%x\n", p->rio_debug,p->RIODebugWait); DebugCtrl.Debug = p->rio_debug; DebugCtrl.Wait = p->RIODebugWait; if ( copyout((caddr_t)&DebugCtrl,(int)arg, sizeof(DebugCtrl)) == COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_SET/GET DEBUG: bad port number %d\n", DebugCtrl.SysPort); p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } } } else if ( DebugCtrl.SysPort >= RIO_PORTS && DebugCtrl.SysPort != NO_PORT ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_SET/GET DEBUG: bad port number %d\n", DebugCtrl.SysPort); p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE; return ENXIO; } else if ( cmd == RIO_SETDEBUG ) { if ( !su ) { p->RIOError.Error = NOT_SUPER_USER; return EPERM; } rio_spin_lock_irqsave(&PortP->portSem, flags); p->RIOPortp[DebugCtrl.SysPort]->Debug = DebugCtrl.Debug; rio_spin_unlock_irqrestore( &PortP->portSem , flags); rio_dprintk (RIO_DEBUG_CTRL, "RIO_SETDEBUG 0x%x\n", p->RIOPortp[DebugCtrl.SysPort]->Debug); } else { rio_dprintk (RIO_DEBUG_CTRL, "RIO_GETDEBUG 0x%x\n", p->RIOPortp[DebugCtrl.SysPort]->Debug); DebugCtrl.Debug = p->RIOPortp[DebugCtrl.SysPort]->Debug; if ( copyout((caddr_t)&DebugCtrl,(int)arg, sizeof(DebugCtrl))==COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_GETDEBUG: Bad copy to user space\n"); p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } } return retval; case RIO_VERSID: /* ** Enquire about the release and version. ** We return MAX_VERSION_LEN bytes, being a ** textual null terminated string. */ rio_dprintk (RIO_DEBUG_CTRL, "RIO_VERSID\n"); if ( copyout( (caddr_t)RIOVersid(), (int)arg, sizeof(struct rioVersion) ) == COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_VERSID: Bad copy to user space (host=%d)\n", Host); p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } return retval; /* ** !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! ** !! commented out previous 'RIO_VERSID' functionality !! ** !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! ** case RIO_VERSID: ** ** Enquire about the release and version. ** We return MAX_VERSION_LEN bytes, being a textual null ** terminated string. ** rio_dprint(RIO_DEBUG_CTRL, ("RIO_VERSID\n")); if (copyout((caddr_t)RIOVersid(), (int)arg, MAX_VERSION_LEN ) == COPYFAIL ) { rio_dprint(RIO_DEBUG_CTRL, ("RIO_VERSID: Bad copy to user space\n",Host)); p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } return retval; ** ** !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! */ case RIO_NUM_HOSTS: /* ** Enquire as to the number of hosts located ** at init time. */ rio_dprintk (RIO_DEBUG_CTRL, "RIO_NUM_HOSTS\n"); if (copyout((caddr_t)&p->RIONumHosts, (int)arg, sizeof(p->RIONumHosts) )==COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_NUM_HOSTS: Bad copy to user space\n"); p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } return retval; case RIO_HOST_FOAD: /* ** Kill host. This may not be in the final version... */ rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_FOAD %d\n", (int)arg); if ( !su ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_FOAD: Not super user\n"); p->RIOError.Error = NOT_SUPER_USER; return EPERM; } p->RIOHalted = 1; p->RIOSystemUp = 0; for ( Host=0; HostRIONumHosts; Host++ ) { (void)RIOBoardTest( p->RIOHosts[Host].PaddrP, p->RIOHosts[Host].Caddr, p->RIOHosts[Host].Type, p->RIOHosts[Host].Slot ); bzero( (caddr_t)&p->RIOHosts[Host].Flags, ((int)&p->RIOHosts[Host].____end_marker____) - ((int)&p->RIOHosts[Host].Flags) ); p->RIOHosts[Host].Flags = RC_WAITING; #if 0 RIOSetupDataStructs(p); #endif } RIOFoadWakeup(p); p->RIONumBootPkts = 0; p->RIOBooting = 0; #ifdef RINGBUFFER_SUPPORT for( loop=0; loopRIOPortp[loop]->TxRingBuffer ) sysfree((void *)p->RIOPortp[loop]->TxRingBuffer, RIOBufferSize ); #endif #if 0 bzero((caddr_t)&p->RIOPortp[0],RIO_PORTS*sizeof(struct Port)); #else printk ("HEEEEELP!\n"); #endif for( loop=0; loopRIOPortp[loop]->TtyP = &p->channel[loop]; #endif p->RIOPortp[loop]->portSem = SPIN_LOCK_UNLOCKED; p->RIOPortp[loop]->InUse = NOT_INUSE; } p->RIOSystemUp = 0; return retval; case RIO_DOWNLOAD: rio_dprintk (RIO_DEBUG_CTRL, "RIO_DOWNLOAD\n"); if ( !su ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_DOWNLOAD: Not super user\n"); p->RIOError.Error = NOT_SUPER_USER; return EPERM; } if ( copyin((int)arg, (caddr_t)&DownLoad, sizeof(DownLoad) )==COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_DOWNLOAD: Copy in from user space failed\n"); p->RIOError.Error = COPYIN_FAILED; return EFAULT; } rio_dprintk (RIO_DEBUG_CTRL, "Copied in download code for product code 0x%x\n", DownLoad.ProductCode); /* ** It is important that the product code is an unsigned object! */ if ( DownLoad.ProductCode > MAX_PRODUCT ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_DOWNLOAD: Bad product code %d passed\n", DownLoad.ProductCode); p->RIOError.Error = NO_SUCH_PRODUCT; return ENXIO; } /* ** do something! */ retval = (*(RIOBootTable[DownLoad.ProductCode]))(p, &DownLoad); /* <-- Panic */ p->RIOHalted = 0; /* ** and go back, content with a job well completed. */ return retval; case RIO_PARMS: { uint host; if (copyin((int)arg, (caddr_t)&host, sizeof(host) ) == COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_REQ: Copy in from user space failed\n"); p->RIOError.Error = COPYIN_FAILED; return EFAULT; } /* ** Fetch the parmmap */ rio_dprintk (RIO_DEBUG_CTRL, "RIO_PARMS\n"); if ( copyout( (caddr_t)p->RIOHosts[host].ParmMapP, (int)arg, sizeof(PARM_MAP) )==COPYFAIL ) { p->RIOError.Error = COPYOUT_FAILED; rio_dprintk (RIO_DEBUG_CTRL, "RIO_PARMS: Copy out to user space failed\n"); return EFAULT; } } return retval; case RIO_HOST_REQ: rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_REQ\n"); if (copyin((int)arg, (caddr_t)&HostReq, sizeof(HostReq) )==COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_REQ: Copy in from user space failed\n"); p->RIOError.Error = COPYIN_FAILED; return EFAULT; } if ( HostReq.HostNum >= p->RIONumHosts ) { p->RIOError.Error = HOST_NUMBER_OUT_OF_RANGE; rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_REQ: Illegal host number %d\n", HostReq.HostNum); return ENXIO; } rio_dprintk (RIO_DEBUG_CTRL, "Request for host %d\n", HostReq.HostNum); if (copyout((caddr_t)&p->RIOHosts[HostReq.HostNum], (int)HostReq.HostP,sizeof(struct Host) ) == COPYFAIL) { p->RIOError.Error = COPYOUT_FAILED; rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_REQ: Bad copy to user space\n"); return EFAULT; } return retval; case RIO_HOST_DPRAM: rio_dprintk (RIO_DEBUG_CTRL, "Request for DPRAM\n"); if ( copyin( (int)arg, (caddr_t)&HostDpRam, sizeof(HostDpRam) )==COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_DPRAM: Copy in from user space failed\n"); p->RIOError.Error = COPYIN_FAILED; return EFAULT; } if ( HostDpRam.HostNum >= p->RIONumHosts ) { p->RIOError.Error = HOST_NUMBER_OUT_OF_RANGE; rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_DPRAM: Illegal host number %d\n", HostDpRam.HostNum); return ENXIO; } rio_dprintk (RIO_DEBUG_CTRL, "Request for host %d\n", HostDpRam.HostNum); if (p->RIOHosts[HostDpRam.HostNum].Type == RIO_PCI) { int off; /* It's hardware like this that really gets on my tits. */ static unsigned char copy[sizeof(struct DpRam)]; for ( off=0; offRIOHosts[HostDpRam.HostNum].Caddr[off]; if ( copyout( (caddr_t)copy, (int)HostDpRam.DpRamP, sizeof(struct DpRam) ) == COPYFAIL ) { p->RIOError.Error = COPYOUT_FAILED; rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_DPRAM: Bad copy to user space\n"); return EFAULT; } } else if (copyout((caddr_t)p->RIOHosts[HostDpRam.HostNum].Caddr, (int)HostDpRam.DpRamP, sizeof(struct DpRam) ) == COPYFAIL ) { p->RIOError.Error = COPYOUT_FAILED; rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_DPRAM: Bad copy to user space\n"); return EFAULT; } return retval; case RIO_SET_BUSY: rio_dprintk (RIO_DEBUG_CTRL, "RIO_SET_BUSY\n"); if ( (int)arg < 0 || (int)arg > 511 ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_SET_BUSY: Bad port number %d\n",(int)arg); p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE; return EINVAL; } rio_spin_lock_irqsave(&PortP->portSem, flags); p->RIOPortp[(int)arg]->State |= RIO_BUSY; rio_spin_unlock_irqrestore( &PortP->portSem , flags); return retval; case RIO_HOST_PORT: /* ** The daemon want port information ** (probably for debug reasons) */ rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_PORT\n"); if ( copyin((int)arg, (caddr_t)&PortReq, sizeof(PortReq) )==COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_PORT: Copy in from user space failed\n"); p->RIOError.Error = COPYIN_FAILED; return EFAULT; } if (PortReq.SysPort >= RIO_PORTS) { /* SysPort is unsigned */ rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_PORT: Illegal port number %d\n", PortReq.SysPort); p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE; return ENXIO; } rio_dprintk (RIO_DEBUG_CTRL, "Request for port %d\n", PortReq.SysPort); if (copyout((caddr_t)p->RIOPortp[PortReq.SysPort], (int)PortReq.PortP, sizeof(struct Port) ) == COPYFAIL) { p->RIOError.Error = COPYOUT_FAILED; rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_PORT: Bad copy to user space\n"); return EFAULT; } return retval; case RIO_HOST_RUP: /* ** The daemon want rup information ** (probably for debug reasons) */ rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_RUP\n"); if (copyin((int)arg, (caddr_t)&RupReq, sizeof(RupReq) )==COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_RUP: Copy in from user space failed\n"); p->RIOError.Error = COPYIN_FAILED; return EFAULT; } if (RupReq.HostNum >= p->RIONumHosts) { /* host is unsigned */ rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_RUP: Illegal host number %d\n", RupReq.HostNum); p->RIOError.Error = HOST_NUMBER_OUT_OF_RANGE; return ENXIO; } if ( RupReq.RupNum >= MAX_RUP+LINKS_PER_UNIT ) { /* eek! */ rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_RUP: Illegal rup number %d\n", RupReq.RupNum); p->RIOError.Error = RUP_NUMBER_OUT_OF_RANGE; return EINVAL; } HostP = &p->RIOHosts[RupReq.HostNum]; if ((HostP->Flags & RUN_STATE) != RC_RUNNING) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_RUP: Host %d not running\n", RupReq.HostNum); p->RIOError.Error = HOST_NOT_RUNNING; return EIO; } rio_dprintk (RIO_DEBUG_CTRL, "Request for rup %d from host %d\n", RupReq.RupNum,RupReq.HostNum); if (copyout((caddr_t)HostP->UnixRups[RupReq.RupNum].RupP, (int)RupReq.RupP,sizeof(struct RUP) ) == COPYFAIL) { p->RIOError.Error = COPYOUT_FAILED; rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_RUP: Bad copy to user space\n"); return EFAULT; } return retval; case RIO_HOST_LPB: /* ** The daemon want lpb information ** (probably for debug reasons) */ rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_LPB\n"); if (copyin((int)arg, (caddr_t)&LpbReq, sizeof(LpbReq) )==COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_LPB: Bad copy from user space\n"); p->RIOError.Error = COPYIN_FAILED; return EFAULT; } if (LpbReq.Host >= p->RIONumHosts) { /* host is unsigned */ rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_LPB: Illegal host number %d\n", LpbReq.Host); p->RIOError.Error = HOST_NUMBER_OUT_OF_RANGE; return ENXIO; } if ( LpbReq.Link >= LINKS_PER_UNIT ) { /* eek! */ rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_LPB: Illegal link number %d\n", LpbReq.Link); p->RIOError.Error = LINK_NUMBER_OUT_OF_RANGE; return EINVAL; } HostP = &p->RIOHosts[LpbReq.Host]; if ( (HostP->Flags & RUN_STATE) != RC_RUNNING ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_LPB: Host %d not running\n", LpbReq.Host ); p->RIOError.Error = HOST_NOT_RUNNING; return EIO; } rio_dprintk (RIO_DEBUG_CTRL, "Request for lpb %d from host %d\n", LpbReq.Link, LpbReq.Host); if (copyout((caddr_t)&HostP->LinkStrP[LpbReq.Link], (int)LpbReq.LpbP,sizeof(struct LPB) ) == COPYFAIL) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_HOST_LPB: Bad copy to user space\n"); p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } return retval; /* ** Here 3 IOCTL's that allow us to change the way in which ** rio logs errors. send them just to syslog or send them ** to both syslog and console or send them to just the console. ** ** See RioStrBuf() in util.c for the other half. */ case RIO_SYSLOG_ONLY: p->RIOPrintLogState = PRINT_TO_LOG; /* Just syslog */ return 0; case RIO_SYSLOG_CONS: p->RIOPrintLogState = PRINT_TO_LOG_CONS;/* syslog and console */ return 0; case RIO_CONS_ONLY: p->RIOPrintLogState = PRINT_TO_CONS; /* Just console */ return 0; case RIO_SIGNALS_ON: if ( p->RIOSignalProcess ) { p->RIOError.Error = SIGNALS_ALREADY_SET; return EBUSY; } p->RIOSignalProcess = getpid(); p->RIOPrintDisabled = DONT_PRINT; return retval; case RIO_SIGNALS_OFF: if ( p->RIOSignalProcess != getpid() ) { p->RIOError.Error = NOT_RECEIVING_PROCESS; return EPERM; } rio_dprintk (RIO_DEBUG_CTRL, "Clear signal process to zero\n"); p->RIOSignalProcess = 0; return retval; case RIO_SET_BYTE_MODE: for ( Host=0; HostRIONumHosts; Host++ ) if ( p->RIOHosts[Host].Type == RIO_AT ) p->RIOHosts[Host].Mode &= ~WORD_OPERATION; return retval; case RIO_SET_WORD_MODE: for ( Host=0; HostRIONumHosts; Host++ ) if ( p->RIOHosts[Host].Type == RIO_AT ) p->RIOHosts[Host].Mode |= WORD_OPERATION; return retval; case RIO_SET_FAST_BUS: for ( Host=0; HostRIONumHosts; Host++ ) if ( p->RIOHosts[Host].Type == RIO_AT ) p->RIOHosts[Host].Mode |= FAST_AT_BUS; return retval; case RIO_SET_SLOW_BUS: for ( Host=0; HostRIONumHosts; Host++ ) if ( p->RIOHosts[Host].Type == RIO_AT ) p->RIOHosts[Host].Mode &= ~FAST_AT_BUS; return retval; case RIO_MAP_B50_TO_50: case RIO_MAP_B50_TO_57600: case RIO_MAP_B110_TO_110: case RIO_MAP_B110_TO_115200: rio_dprintk (RIO_DEBUG_CTRL, "Baud rate mapping\n"); port = (uint) arg; if ( port < 0 || port > 511 ) { rio_dprintk (RIO_DEBUG_CTRL, "Baud rate mapping: Bad port number %d\n", port); p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE; return EINVAL; } rio_spin_lock_irqsave(&PortP->portSem, flags); switch( cmd ) { case RIO_MAP_B50_TO_50 : p->RIOPortp[port]->Config |= RIO_MAP_50_TO_50; break; case RIO_MAP_B50_TO_57600 : p->RIOPortp[port]->Config &= ~RIO_MAP_50_TO_50; break; case RIO_MAP_B110_TO_110 : p->RIOPortp[port]->Config |= RIO_MAP_110_TO_110; break; case RIO_MAP_B110_TO_115200 : p->RIOPortp[port]->Config &= ~RIO_MAP_110_TO_110; break; } rio_spin_unlock_irqrestore( &PortP->portSem , flags); return retval; case RIO_STREAM_INFO: rio_dprintk (RIO_DEBUG_CTRL, "RIO_STREAM_INFO\n"); return EINVAL; case RIO_SEND_PACKET: rio_dprintk (RIO_DEBUG_CTRL, "RIO_SEND_PACKET\n"); if ( copyin( (int)arg, (caddr_t)&SendPack, sizeof(SendPack) )==COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_SEND_PACKET: Bad copy from user space\n"); p->RIOError.Error = COPYIN_FAILED; return EFAULT; } if ( SendPack.PortNum >= 128 ) { p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE; return ENXIO; } PortP = p->RIOPortp[SendPack.PortNum]; rio_spin_lock_irqsave(&PortP->portSem, flags); if ( !can_add_transmit(&PacketP,PortP) ) { p->RIOError.Error = UNIT_IS_IN_USE; rio_spin_unlock_irqrestore( &PortP->portSem , flags); return ENOSPC; } for ( loop=0; loop<(ushort)(SendPack.Len & 127); loop++ ) WBYTE(PacketP->data[loop], SendPack.Data[loop] ); WBYTE(PacketP->len, SendPack.Len); add_transmit( PortP ); /* ** Count characters transmitted for port statistics reporting */ if (PortP->statsGather) PortP->txchars += (SendPack.Len & 127); rio_spin_unlock_irqrestore( &PortP->portSem , flags); return retval; case RIO_NO_MESG: if ( su ) p->RIONoMessage = 1; return su ? 0 : EPERM; case RIO_MESG: if ( su ) p->RIONoMessage = 0; return su ? 0 : EPERM; case RIO_WHAT_MESG: if ( copyout( (caddr_t)&p->RIONoMessage, (int)arg, sizeof(p->RIONoMessage) )==COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_WHAT_MESG: Bad copy to user space\n"); p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } return 0; case RIO_MEM_DUMP : if (copyin((int)arg, (caddr_t)&SubCmd, sizeof(struct SubCmdStruct)) == COPYFAIL) { p->RIOError.Error = COPYIN_FAILED; return EFAULT; } rio_dprintk (RIO_DEBUG_CTRL, "RIO_MEM_DUMP host %d rup %d addr %x\n", SubCmd.Host, SubCmd.Rup, SubCmd.Addr); if (SubCmd.Rup >= MAX_RUP+LINKS_PER_UNIT ) { p->RIOError.Error = RUP_NUMBER_OUT_OF_RANGE; return EINVAL; } if (SubCmd.Host >= p->RIONumHosts ) { p->RIOError.Error = HOST_NUMBER_OUT_OF_RANGE; return EINVAL; } port = p->RIOHosts[SubCmd.Host]. UnixRups[SubCmd.Rup].BaseSysPort; PortP = p->RIOPortp[port]; rio_spin_lock_irqsave(&PortP->portSem, flags); if ( RIOPreemptiveCmd(p, PortP, MEMDUMP ) == RIO_FAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_MEM_DUMP failed\n"); rio_spin_unlock_irqrestore( &PortP->portSem , flags); return EBUSY; } else PortP->State |= RIO_BUSY; rio_spin_unlock_irqrestore( &PortP->portSem , flags); if ( copyout( (caddr_t)p->RIOMemDump, (int)arg, MEMDUMP_SIZE) == COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_MEM_DUMP copy failed\n"); p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } return 0; case RIO_TICK: if ((int)arg < 0 || (int)arg >= p->RIONumHosts) return EINVAL; rio_dprintk (RIO_DEBUG_CTRL, "Set interrupt for host %d\n", (int)arg); WBYTE(p->RIOHosts[(int)arg].SetInt , 0xff); return 0; case RIO_TOCK: if ((int)arg < 0 || (int)arg >= p->RIONumHosts) return EINVAL; rio_dprintk (RIO_DEBUG_CTRL, "Clear interrupt for host %d\n", (int)arg); WBYTE((p->RIOHosts[(int)arg].ResetInt) , 0xff); return 0; case RIO_READ_CHECK: /* Check reads for pkts with data[0] the same */ p->RIOReadCheck = !p->RIOReadCheck; if (copyout((caddr_t)&p->RIOReadCheck,(int)arg, sizeof(uint))== COPYFAIL) { p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } return 0; case RIO_READ_REGISTER : if (copyin((int)arg, (caddr_t)&SubCmd, sizeof(struct SubCmdStruct)) == COPYFAIL) { p->RIOError.Error = COPYIN_FAILED; return EFAULT; } rio_dprintk (RIO_DEBUG_CTRL, "RIO_READ_REGISTER host %d rup %d port %d reg %x\n", SubCmd.Host, SubCmd.Rup, SubCmd.Port, SubCmd.Addr); if (SubCmd.Port > 511) { rio_dprintk (RIO_DEBUG_CTRL, "Baud rate mapping: Bad port number %d\n", SubCmd.Port); p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE; return EINVAL; } if (SubCmd.Rup >= MAX_RUP+LINKS_PER_UNIT ) { p->RIOError.Error = RUP_NUMBER_OUT_OF_RANGE; return EINVAL; } if (SubCmd.Host >= p->RIONumHosts ) { p->RIOError.Error = HOST_NUMBER_OUT_OF_RANGE; return EINVAL; } port = p->RIOHosts[SubCmd.Host]. UnixRups[SubCmd.Rup].BaseSysPort + SubCmd.Port; PortP = p->RIOPortp[port]; rio_spin_lock_irqsave(&PortP->portSem, flags); if (RIOPreemptiveCmd(p, PortP, READ_REGISTER) == RIO_FAIL) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_READ_REGISTER failed\n"); rio_spin_unlock_irqrestore( &PortP->portSem , flags); return EBUSY; } else PortP->State |= RIO_BUSY; rio_spin_unlock_irqrestore( &PortP->portSem , flags); if (copyout((caddr_t)&p->CdRegister, (int)arg, sizeof(uint)) == COPYFAIL ) { rio_dprintk (RIO_DEBUG_CTRL, "RIO_READ_REGISTER copy failed\n"); p->RIOError.Error = COPYOUT_FAILED; return EFAULT; } return 0; /* ** rio_make_dev: given port number (0-511) ORed with port type ** (RIO_DEV_DIRECT, RIO_DEV_MODEM, RIO_DEV_XPRINT) return dev_t ** value to pass to mknod to create the correct device node. */ case RIO_MAKE_DEV: { uint port = (uint)arg & RIO_MODEM_MASK; switch ( (uint)arg & RIO_DEV_MASK ) { case RIO_DEV_DIRECT: arg = (caddr_t)drv_makedev(major(dev), port); rio_dprintk (RIO_DEBUG_CTRL, "Makedev direct 0x%x is 0x%x\n",port, (int)arg); return (int)arg; case RIO_DEV_MODEM: arg = (caddr_t)drv_makedev(major(dev), (port|RIO_MODEM_BIT) ); rio_dprintk (RIO_DEBUG_CTRL, "Makedev modem 0x%x is 0x%x\n",port, (int)arg); return (int)arg; case RIO_DEV_XPRINT: arg = (caddr_t)drv_makedev(major(dev), port); rio_dprintk (RIO_DEBUG_CTRL, "Makedev printer 0x%x is 0x%x\n",port, (int)arg); return (int)arg; } rio_dprintk (RIO_DEBUG_CTRL, "MAKE Device is called\n"); return EINVAL; } /* ** rio_minor: given a dev_t from a stat() call, return ** the port number (0-511) ORed with the port type ** ( RIO_DEV_DIRECT, RIO_DEV_MODEM, RIO_DEV_XPRINT ) */ case RIO_MINOR: { dev_t dv; int mino; dv = (dev_t)((int)arg); mino = RIO_UNMODEM(dv); if ( RIO_ISMODEM(dv) ) { rio_dprintk (RIO_DEBUG_CTRL, "Minor for device 0x%x: modem %d\n", dv, mino); arg = (caddr_t)(mino | RIO_DEV_MODEM); } else { rio_dprintk (RIO_DEBUG_CTRL, "Minor for device 0x%x: direct %d\n", dv, mino); arg = (caddr_t)(mino | RIO_DEV_DIRECT); } return (int)arg; } } rio_dprintk (RIO_DEBUG_CTRL, "INVALID DAEMON IOCTL 0x%x\n",cmd); p->RIOError.Error = IOCTL_COMMAND_UNKNOWN; func_exit (); return EINVAL; } /* ** Pre-emptive commands go on RUPs and are only one byte long. */ int RIOPreemptiveCmd(p, PortP, Cmd) struct rio_info * p; struct Port *PortP; uchar Cmd; { struct CmdBlk *CmdBlkP; struct PktCmd_M *PktCmdP; int Ret; ushort rup; int port; #ifdef CHECK CheckPortP( PortP ); #endif if ( PortP->State & RIO_DELETED ) { rio_dprintk (RIO_DEBUG_CTRL, "Preemptive command to deleted RTA ignored\n"); return RIO_FAIL; } if (((int)((char)PortP->InUse) == -1) || ! (CmdBlkP = RIOGetCmdBlk()) ) { rio_dprintk (RIO_DEBUG_CTRL, "Cannot allocate command block for command %d on port %d\n", Cmd, PortP->PortNum); return RIO_FAIL; } rio_dprintk (RIO_DEBUG_CTRL, "Command blk 0x%x - InUse now %d\n", (int)CmdBlkP,PortP->InUse); PktCmdP = (struct PktCmd_M *)&CmdBlkP->Packet.data[0]; CmdBlkP->Packet.src_unit = 0; if (PortP->SecondBlock) rup = PortP->ID2; else rup = PortP->RupNum; CmdBlkP->Packet.dest_unit = rup; CmdBlkP->Packet.src_port = COMMAND_RUP; CmdBlkP->Packet.dest_port = COMMAND_RUP; CmdBlkP->Packet.len = PKT_CMD_BIT | 2; CmdBlkP->PostFuncP = RIOUnUse; CmdBlkP->PostArg = (int)PortP; PktCmdP->Command = Cmd; port = PortP->HostPort % (ushort)PORTS_PER_RTA; /* ** Index ports 8-15 for 2nd block of 16 port RTA. */ if (PortP->SecondBlock) port += (ushort) PORTS_PER_RTA; PktCmdP->PhbNum = port; switch ( Cmd ) { case MEMDUMP: rio_dprintk (RIO_DEBUG_CTRL, "Queue MEMDUMP command blk 0x%x (addr 0x%x)\n", (int)CmdBlkP, (int)SubCmd.Addr); PktCmdP->SubCommand = MEMDUMP; PktCmdP->SubAddr = SubCmd.Addr; break; case FCLOSE: rio_dprintk (RIO_DEBUG_CTRL, "Queue FCLOSE command blk 0x%x\n",(int)CmdBlkP); break; case READ_REGISTER: rio_dprintk (RIO_DEBUG_CTRL, "Queue READ_REGISTER (0x%x) command blk 0x%x\n", (int)SubCmd.Addr, (int)CmdBlkP); PktCmdP->SubCommand = READ_REGISTER; PktCmdP->SubAddr = SubCmd.Addr; break; case RESUME: rio_dprintk (RIO_DEBUG_CTRL, "Queue RESUME command blk 0x%x\n",(int)CmdBlkP); break; case RFLUSH: rio_dprintk (RIO_DEBUG_CTRL, "Queue RFLUSH command blk 0x%x\n",(int)CmdBlkP); CmdBlkP->PostFuncP = RIORFlushEnable; break; case SUSPEND: rio_dprintk (RIO_DEBUG_CTRL, "Queue SUSPEND command blk 0x%x\n",(int)CmdBlkP); break; case MGET : rio_dprintk (RIO_DEBUG_CTRL, "Queue MGET command blk 0x%x\n", (int)CmdBlkP); break; case MSET : case MBIC : case MBIS : CmdBlkP->Packet.data[4] = (char) PortP->ModemLines; rio_dprintk (RIO_DEBUG_CTRL, "Queue MSET/MBIC/MBIS command blk 0x%x\n", (int)CmdBlkP); break; case WFLUSH: /* ** If we have queued up the maximum number of Write flushes ** allowed then we should not bother sending any more to the ** RTA. */ if ((int)((char)PortP->WflushFlag) == (int)-1) { rio_dprintk (RIO_DEBUG_CTRL, "Trashed WFLUSH, WflushFlag about to wrap!"); RIOFreeCmdBlk(CmdBlkP); return(RIO_FAIL); } else { rio_dprintk (RIO_DEBUG_CTRL, "Queue WFLUSH command blk 0x%x\n", (int)CmdBlkP); CmdBlkP->PostFuncP = RIOWFlushMark; } break; } PortP->InUse++; Ret = RIOQueueCmdBlk( PortP->HostP, rup, CmdBlkP ); return Ret; }