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WSL2-Linux-Kernel/drivers/char/rio/rioctrl.c

1870 строки
58 KiB
C
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/*
** -----------------------------------------------------------------------------
**
** 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->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; Host<p->RIONumHosts; 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; loop<RIO_PORTS; loop++ )
if ( p->RIOPortp[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; loop<RIO_PORTS; loop++ ) {
#if 0
p->RIOPortp[loop]->TtyP = &p->channel[loop];
#endif
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 ( 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; off<sizeof(struct DpRam); off++ )
copy[off] = p->RIOHosts[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; 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 = (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;
}
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