+++ /dev/null
-/*
-** -----------------------------------------------------------------------------
-**
-** 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
-**
-** -----------------------------------------------------------------------------
-*/
-
-#include <linux/module.h>
-#include <linux/sched.h>
-#include <linux/slab.h>
-#include <linux/errno.h>
-#include <asm/io.h>
-#include <asm/system.h>
-#include <asm/string.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 "pkt.h"
-#include "daemon.h"
-#include "rio.h"
-#include "riospace.h"
-#include "cmdpkt.h"
-#include "map.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 "phb.h"
-#include "link.h"
-#include "cmdblk.h"
-#include "route.h"
-#include "cirrus.h"
-#include "rioioctl.h"
-
-
-static struct LpbReq LpbReq;
-static struct RupReq RupReq;
-static struct PortReq PortReq;
-static struct HostReq HostReq; /* oh really? global? and no locking? */
-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))
-
-static int copy_from_io(void __user *to, void __iomem *from, size_t size)
-{
- void *buf = kmalloc(size, GFP_KERNEL);
- int res = -ENOMEM;
- if (buf) {
- rio_memcpy_fromio(buf, from, size);
- res = copy_to_user(to, buf, size);
- kfree(buf);
- }
- return res;
-}
-
-int riocontrol(struct rio_info *p, dev_t dev, int cmd, unsigned long arg, int su)
-{
- uint Host; /* leave me unsigned! */
- uint port; /* and me! */
- struct Host *HostP;
- ushort loop;
- int Entry;
- struct Port *PortP;
- struct PKT __iomem *PacketP;
- int retval = 0;
- unsigned long flags;
- void __user *argp = (void __user *)arg;
-
- 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: %p\n", cmd, argp);
-
- 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 %ldms\n", arg);
- {
- int host, value;
- host = (arg >> 16) & 0x0000FFFF;
- value = arg & 0x0000ffff;
- if (host == -1) {
- for (host = 0; host < p->RIONumHosts; host++) {
- if (p->RIOHosts[host].Flags == RC_RUNNING) {
- writew(value, &p->RIOHosts[host].ParmMapP->timer);
- }
- }
- } else if (host >= p->RIONumHosts) {
- return -EINVAL;
- } else {
- if (p->RIOHosts[host].Flags == RC_RUNNING) {
- writew(value, &p->RIOHosts[host].ParmMapP->timer);
- }
- }
- }
- return 0;
-
- case RIO_FOAD_RTA:
- rio_dprintk(RIO_DEBUG_CTRL, "RIO_FOAD_RTA\n");
- return RIOCommandRta(p, arg, RIOFoadRta);
-
- case RIO_ZOMBIE_RTA:
- rio_dprintk(RIO_DEBUG_CTRL, "RIO_ZOMBIE_RTA\n");
- return RIOCommandRta(p, arg, RIOZombieRta);
-
- case RIO_IDENTIFY_RTA:
- rio_dprintk(RIO_DEBUG_CTRL, "RIO_IDENTIFY_RTA\n");
- return RIOIdentifyRta(p, argp);
-
- case RIO_KILL_NEIGHBOUR:
- rio_dprintk(RIO_DEBUG_CTRL, "RIO_KILL_NEIGHBOUR\n");
- return RIOKillNeighbour(p, argp);
-
- case SPECIAL_RUP_CMD:
- {
- struct CmdBlk *CmdBlkP;
-
- rio_dprintk(RIO_DEBUG_CTRL, "SPECIAL_RUP_CMD\n");
- if (copy_from_user(&SpecialRupCmd, argp, sizeof(SpecialRupCmd))) {
- 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) {
- printk(KERN_WARNING "rio: FAILED TO QUEUE SPECIAL RUP COMMAND\n");
- }
- return 0;
- }
-
- case RIO_DEBUG_MEM:
- 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 (copy_to_user(argp, p->RIOConnectTable, TOTAL_MAP_ENTRIES * sizeof(struct Map))) {
- 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 (copy_from_user(&p->RIOConnectTable[0], argp, TOTAL_MAP_ENTRIES * sizeof(struct Map))) {
- 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 (copy_to_user(argp, p->RIOBindTab, (sizeof(ulong) * MAX_RTA_BINDINGS))) {
- 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 (copy_from_user(&p->RIOBindTab[0], argp, (sizeof(ulong) * MAX_RTA_BINDINGS))) {
- 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] == arg) {
- /*
- ** Already exists - delete
- */
- p->RIOBindTab[Entry] = 0L;
- rio_dprintk(RIO_DEBUG_CTRL, "Removing Rta %ld from p->RIOBindTab\n", arg);
- return 0;
- }
- }
- /*
- ** Dosen't exist - add
- */
- if (EmptySlot != -1) {
- p->RIOBindTab[EmptySlot] = arg;
- rio_dprintk(RIO_DEBUG_CTRL, "Adding Rta %lx to p->RIOBindTab\n", arg);
- } else {
- rio_dprintk(RIO_DEBUG_CTRL, "p->RIOBindTab full! - Rta %lx not added\n", arg);
- return -ENOMEM;
- }
- return 0;
- }
-
- case RIO_RESUME:
- rio_dprintk(RIO_DEBUG_CTRL, "RIO_RESUME\n");
- port = 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]), RIOC_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 (copy_from_user(&MapEnt, argp, sizeof(MapEnt))) {
- 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 (copy_from_user(&MapEnt, argp, sizeof(MapEnt))) {
- 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 (copy_from_user(&MapEnt, argp, sizeof(MapEnt))) {
- 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:
- if (copy_to_user(argp, &p->RIORtaDisCons, sizeof(unsigned int))) {
- p->RIOError.Error = COPYOUT_FAILED;
- return -EFAULT;
- }
- return 0;
-
- case RIO_LAST_ERROR:
- if (copy_to_user(argp, &p->RIOError, sizeof(struct Error)))
- return -EFAULT;
- return 0;
-
- case RIO_GET_LOG:
- rio_dprintk(RIO_DEBUG_CTRL, "RIO_GET_LOG\n");
- return -EINVAL;
-
- case RIO_GET_MODTYPE:
- if (copy_from_user(&port, argp, sizeof(unsigned int))) {
- 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 (copy_to_user(argp, &port, sizeof(unsigned int))) {
- p->RIOError.Error = COPYOUT_FAILED;
- return -EFAULT;
- }
- return (0);
- 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 (copy_from_user(&PortSetup, argp, sizeof(PortSetup))) {
- 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) {
- printk(KERN_ERR "rio: 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);
- }
- 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 (copy_from_user(&PortSetup, argp, sizeof(PortSetup))) {
- 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;
- memcpy(PortSetup.XpOn, p->RIOPortp[port]->Xprint.XpOn, MAX_XP_CTRL_LEN);
- memcpy(PortSetup.XpOff, p->RIOPortp[port]->Xprint.XpOff, MAX_XP_CTRL_LEN);
- PortSetup.XpOn[MAX_XP_CTRL_LEN - 1] = '\0';
- PortSetup.XpOff[MAX_XP_CTRL_LEN - 1] = '\0';
-
- if (copy_to_user(argp, &PortSetup, sizeof(PortSetup))) {
- p->RIOError.Error = COPYOUT_FAILED;
- return -EFAULT;
- }
- return retval;
-
- case RIO_GET_PORT_PARAMS:
- rio_dprintk(RIO_DEBUG_CTRL, "Get port params\n");
- if (copy_from_user(&PortParams, argp, sizeof(struct PortParams))) {
- 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 (copy_to_user(argp, &PortParams, sizeof(struct PortParams))) {
- p->RIOError.Error = COPYOUT_FAILED;
- return -EFAULT;
- }
- return retval;
-
- case RIO_GET_PORT_TTY:
- rio_dprintk(RIO_DEBUG_CTRL, "Get port tty\n");
- if (copy_from_user(&PortTty, argp, sizeof(struct PortTty))) {
- 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 (copy_to_user(argp, &PortTty, sizeof(struct PortTty))) {
- p->RIOError.Error = COPYOUT_FAILED;
- return -EFAULT;
- }
- return retval;
-
- case RIO_SET_PORT_TTY:
- if (copy_from_user(&PortTty, argp, sizeof(struct PortTty))) {
- 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]);
- RIOParam(PortP, RIOC_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 (copy_from_user(&PortParams, argp, sizeof(PortParams))) {
- 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 (copy_from_user(&portStats, argp, sizeof(struct portStats))) {
- p->RIOError.Error = COPYIN_FAILED;
- return -EFAULT;
- }
- if (portStats.port < 0 || 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 (copy_to_user(argp, &portStats, sizeof(struct portStats))) {
- p->RIOError.Error = COPYOUT_FAILED;
- return -EFAULT;
- }
- return retval;
-
- case RIO_RESET_PORT_STATS:
- port = 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 (copy_from_user(&portStats, argp, sizeof(struct portStats))) {
- p->RIOError.Error = COPYIN_FAILED;
- return -EFAULT;
- }
- if (portStats.port < 0 || 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;
-
- case RIO_READ_CONFIG:
- rio_dprintk(RIO_DEBUG_CTRL, "RIO_READ_CONFIG\n");
- if (copy_to_user(argp, &p->RIOConf, sizeof(struct Conf))) {
- 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 (copy_from_user(&p->RIOConf, argp, sizeof(struct Conf))) {
- 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)
- writew(p->RIOConf.Timer, &p->RIOHosts[Host].ParmMapP->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 (copy_from_user(&DebugCtrl, argp, sizeof(DebugCtrl))) {
- 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 (copy_to_user(argp, &DebugCtrl, sizeof(DebugCtrl))) {
- 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 (copy_to_user(argp, &DebugCtrl, sizeof(DebugCtrl))) {
- 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 (copy_to_user(argp, RIOVersid(), sizeof(struct rioVersion))) {
- 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;
-
- 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 (copy_to_user(argp, &p->RIONumHosts, sizeof(p->RIONumHosts))) {
- 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 %ld\n", 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; Host < p->RIONumHosts; Host++) {
- (void) RIOBoardTest(p->RIOHosts[Host].PaddrP, p->RIOHosts[Host].Caddr, p->RIOHosts[Host].Type, p->RIOHosts[Host].Slot);
- memset(&p->RIOHosts[Host].Flags, 0, ((char *) &p->RIOHosts[Host].____end_marker____) - ((char *) &p->RIOHosts[Host].Flags));
- p->RIOHosts[Host].Flags = RC_WAITING;
- }
- RIOFoadWakeup(p);
- p->RIONumBootPkts = 0;
- p->RIOBooting = 0;
- printk("HEEEEELP!\n");
-
- for (loop = 0; loop < RIO_PORTS; loop++) {
- spin_lock_init(&p->RIOPortp[loop]->portSem);
- 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 (copy_from_user(&DownLoad, argp, sizeof(DownLoad))) {
- 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:
- {
- unsigned int host;
-
- if (copy_from_user(&host, argp, sizeof(host))) {
- 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 (copy_from_io(argp, p->RIOHosts[host].ParmMapP, sizeof(PARM_MAP))) {
- 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 (copy_from_user(&HostReq, argp, sizeof(HostReq))) {
- 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 (copy_to_user(HostReq.HostP, &p->RIOHosts[HostReq.HostNum], sizeof(struct Host))) {
- 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 (copy_from_user(&HostDpRam, argp, sizeof(HostDpRam))) {
- 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; off < sizeof(struct DpRam); off++)
- copy[off] = readb(p->RIOHosts[HostDpRam.HostNum].Caddr + off);
- if (copy_to_user(HostDpRam.DpRamP, copy, sizeof(struct DpRam))) {
- p->RIOError.Error = COPYOUT_FAILED;
- rio_dprintk(RIO_DEBUG_CTRL, "RIO_HOST_DPRAM: Bad copy to user space\n");
- return -EFAULT;
- }
- } else if (copy_from_io(HostDpRam.DpRamP, p->RIOHosts[HostDpRam.HostNum].Caddr, sizeof(struct DpRam))) {
- 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 (arg > 511) {
- rio_dprintk(RIO_DEBUG_CTRL, "RIO_SET_BUSY: Bad port number %ld\n", arg);
- p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE;
- return -EINVAL;
- }
- rio_spin_lock_irqsave(&PortP->portSem, flags);
- p->RIOPortp[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 (copy_from_user(&PortReq, argp, sizeof(PortReq))) {
- 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 (copy_to_user(PortReq.PortP, p->RIOPortp[PortReq.SysPort], sizeof(struct Port))) {
- 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 (copy_from_user(&RupReq, argp, sizeof(RupReq))) {
- 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 (copy_from_io(RupReq.RupP, HostP->UnixRups[RupReq.RupNum].RupP, sizeof(struct RUP))) {
- 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 (copy_from_user(&LpbReq, argp, sizeof(LpbReq))) {
- 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 (copy_from_io(LpbReq.LpbP, &HostP->LinkStrP[LpbReq.Link], sizeof(struct LPB))) {
- 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;
- }
- /* FIXME: PID tracking */
- p->RIOSignalProcess = current->pid;
- p->RIOPrintDisabled = DONT_PRINT;
- return retval;
-
- case RIO_SIGNALS_OFF:
- if (p->RIOSignalProcess != current->pid) {
- 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; Host < p->RIONumHosts; Host++)
- if (p->RIOHosts[Host].Type == RIO_AT)
- p->RIOHosts[Host].Mode &= ~WORD_OPERATION;
- return retval;
-
- case RIO_SET_WORD_MODE:
- for (Host = 0; Host < p->RIONumHosts; Host++)
- if (p->RIOHosts[Host].Type == RIO_AT)
- p->RIOHosts[Host].Mode |= WORD_OPERATION;
- return retval;
-
- case RIO_SET_FAST_BUS:
- for (Host = 0; Host < p->RIONumHosts; 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; Host < p->RIONumHosts; 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 = 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 (copy_from_user(&SendPack, argp, sizeof(SendPack))) {
- 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++)
- writeb(SendPack.Data[loop], &PacketP->data[loop]);
-
- writeb(SendPack.Len, &PacketP->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 (copy_to_user(argp, &p->RIONoMessage, sizeof(p->RIONoMessage))) {
- 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 (copy_from_user(&SubCmd, argp, sizeof(struct SubCmdStruct))) {
- 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, RIOC_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 (copy_to_user(argp, p->RIOMemDump, MEMDUMP_SIZE)) {
- rio_dprintk(RIO_DEBUG_CTRL, "RIO_MEM_DUMP copy failed\n");
- p->RIOError.Error = COPYOUT_FAILED;
- return -EFAULT;
- }
- return 0;
-
- case RIO_TICK:
- if (arg >= p->RIONumHosts)
- return -EINVAL;
- rio_dprintk(RIO_DEBUG_CTRL, "Set interrupt for host %ld\n", arg);
- writeb(0xFF, &p->RIOHosts[arg].SetInt);
- return 0;
-
- case RIO_TOCK:
- if (arg >= p->RIONumHosts)
- return -EINVAL;
- rio_dprintk(RIO_DEBUG_CTRL, "Clear interrupt for host %ld\n", arg);
- writeb(0xFF, &p->RIOHosts[arg].ResetInt);
- return 0;
-
- case RIO_READ_CHECK:
- /* Check reads for pkts with data[0] the same */
- p->RIOReadCheck = !p->RIOReadCheck;
- if (copy_to_user(argp, &p->RIOReadCheck, sizeof(unsigned int))) {
- p->RIOError.Error = COPYOUT_FAILED;
- return -EFAULT;
- }
- return 0;
-
- case RIO_READ_REGISTER:
- if (copy_from_user(&SubCmd, argp, sizeof(struct SubCmdStruct))) {
- 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, RIOC_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 (copy_to_user(argp, &p->CdRegister, sizeof(unsigned int))) {
- 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:
- {
- unsigned int port = arg & RIO_MODEM_MASK;
- unsigned int ret;
-
- switch (arg & RIO_DEV_MASK) {
- case RIO_DEV_DIRECT:
- ret = drv_makedev(MAJOR(dev), port);
- rio_dprintk(RIO_DEBUG_CTRL, "Makedev direct 0x%x is 0x%x\n", port, ret);
- return ret;
- case RIO_DEV_MODEM:
- ret = drv_makedev(MAJOR(dev), (port | RIO_MODEM_BIT));
- rio_dprintk(RIO_DEBUG_CTRL, "Makedev modem 0x%x is 0x%x\n", port, ret);
- return ret;
- case RIO_DEV_XPRINT:
- ret = drv_makedev(MAJOR(dev), port);
- rio_dprintk(RIO_DEBUG_CTRL, "Makedev printer 0x%x is 0x%x\n", port, ret);
- return ret;
- }
- 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;
- unsigned long ret;
-
- dv = (dev_t) (arg);
- mino = RIO_UNMODEM(dv);
-
- if (RIO_ISMODEM(dv)) {
- rio_dprintk(RIO_DEBUG_CTRL, "Minor for device 0x%x: modem %d\n", dv, mino);
- ret = mino | RIO_DEV_MODEM;
- } else {
- rio_dprintk(RIO_DEBUG_CTRL, "Minor for device 0x%x: direct %d\n", dv, mino);
- ret = mino | RIO_DEV_DIRECT;
- }
- return ret;
- }
- }
- 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(struct rio_info *p, struct Port *PortP, u8 Cmd)
-{
- struct CmdBlk *CmdBlkP;
- struct PktCmd_M *PktCmdP;
- int Ret;
- ushort rup;
- int port;
-
- if (PortP->State & RIO_DELETED) {
- rio_dprintk(RIO_DEBUG_CTRL, "Preemptive command to deleted RTA ignored\n");
- return RIO_FAIL;
- }
-
- if ((PortP->InUse == (typeof(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 %p - InUse now %d\n",
- 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 = (unsigned long) 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 RIOC_MEMDUMP:
- rio_dprintk(RIO_DEBUG_CTRL, "Queue MEMDUMP command blk %p "
- "(addr 0x%x)\n", CmdBlkP, (int) SubCmd.Addr);
- PktCmdP->SubCommand = RIOC_MEMDUMP;
- PktCmdP->SubAddr = SubCmd.Addr;
- break;
- case RIOC_FCLOSE:
- rio_dprintk(RIO_DEBUG_CTRL, "Queue FCLOSE command blk %p\n",
- CmdBlkP);
- break;
- case RIOC_READ_REGISTER:
- rio_dprintk(RIO_DEBUG_CTRL, "Queue READ_REGISTER (0x%x) "
- "command blk %p\n", (int) SubCmd.Addr, CmdBlkP);
- PktCmdP->SubCommand = RIOC_READ_REGISTER;
- PktCmdP->SubAddr = SubCmd.Addr;
- break;
- case RIOC_RESUME:
- rio_dprintk(RIO_DEBUG_CTRL, "Queue RESUME command blk %p\n",
- CmdBlkP);
- break;
- case RIOC_RFLUSH:
- rio_dprintk(RIO_DEBUG_CTRL, "Queue RFLUSH command blk %p\n",
- CmdBlkP);
- CmdBlkP->PostFuncP = RIORFlushEnable;
- break;
- case RIOC_SUSPEND:
- rio_dprintk(RIO_DEBUG_CTRL, "Queue SUSPEND command blk %p\n",
- CmdBlkP);
- break;
-
- case RIOC_MGET:
- rio_dprintk(RIO_DEBUG_CTRL, "Queue MGET command blk %p\n",
- CmdBlkP);
- break;
-
- case RIOC_MSET:
- case RIOC_MBIC:
- case RIOC_MBIS:
- CmdBlkP->Packet.data[4] = (char) PortP->ModemLines;
- rio_dprintk(RIO_DEBUG_CTRL, "Queue MSET/MBIC/MBIS command "
- "blk %p\n", CmdBlkP);
- break;
-
- case RIOC_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 (PortP->WflushFlag == (typeof(PortP->WflushFlag))-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 %p\n", CmdBlkP);
- CmdBlkP->PostFuncP = RIOWFlushMark;
- }
- break;
- }
-
- PortP->InUse++;
-
- Ret = RIOQueueCmdBlk(PortP->HostP, rup, CmdBlkP);
-
- return Ret;
-}
git.openpandora.org / pandora-kernel.git / blobdiff