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path: root/drivers/char/rio/rioctrl.c
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Diffstat (limited to 'drivers/char/rio/rioctrl.c')
-rw-r--r--drivers/char/rio/rioctrl.c1869
1 files changed, 1869 insertions, 0 deletions
diff --git a/drivers/char/rio/rioctrl.c b/drivers/char/rio/rioctrl.c
new file mode 100644
index 00000000000..b4d1a23e27e
--- /dev/null
+++ b/drivers/char/rio/rioctrl.c
@@ -0,0 +1,1869 @@
+/*
+** -----------------------------------------------------------------------------
+**
+** 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
+
+
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/errno.h>
+#include <asm/io.h>
+#include <asm/system.h>
+#include <asm/string.h>
+#include <asm/semaphore.h>
+#include <asm/uaccess.h>
+
+#include <linux/termios.h>
+#include <linux/serial.h>
+
+#include <linux/generic_serial.h>
+
+
+#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))
+
+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) return COPYFAIL;
+ else return rv;
+}
+
+static 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) return COPYFAIL;
+ else return rv;
+}
+
+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 the 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; entry<TOTAL_MAP_ENTRIES; entry++ )
+ {
+ if ((p->RIOConnectTable[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; entry<TOTAL_MAP_ENTRIES; entry++ )
+ {
+ rio_dprint(RIO_DEBUG_CTRL, ("Map entry %d.HostUniqueNum = 0x%x\n", entry, p->RIOConnectTable[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 -ENOMEM;
+ }
+ 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->RIOPor