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-rw-r--r--drivers/char/rio/riotable.c941
1 files changed, 0 insertions, 941 deletions
diff --git a/drivers/char/rio/riotable.c b/drivers/char/rio/riotable.c
deleted file mode 100644
index 3d15802..0000000
--- a/drivers/char/rio/riotable.c
+++ /dev/null
@@ -1,941 +0,0 @@
-/*
-** -----------------------------------------------------------------------------
-**
-** 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 : riotable.c
-** SID : 1.2
-** Last Modified : 11/6/98 10:33:47
-** Retrieved : 11/6/98 10:33:50
-**
-** ident @(#)riotable.c 1.2
-**
-** -----------------------------------------------------------------------------
-*/
-
-#include <linux/module.h>
-#include <linux/slab.h>
-#include <linux/errno.h>
-#include <linux/interrupt.h>
-#include <linux/string.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"
-#include "param.h"
-#include "protsts.h"
-
-/*
-** A configuration table has been loaded. It is now up to us
-** to sort it out and use the information contained therein.
-*/
-int RIONewTable(struct rio_info *p)
-{
- int Host, Host1, Host2, NameIsUnique, Entry, SubEnt;
- struct Map *MapP;
- struct Map *HostMapP;
- struct Host *HostP;
-
- char *cptr;
-
- /*
- ** We have been sent a new table to install. We need to break
- ** it down into little bits and spread it around a bit to see
- ** what we have got.
- */
- /*
- ** Things to check:
- ** (things marked 'xx' aren't checked any more!)
- ** (1) That there are no booted Hosts/RTAs out there.
- ** (2) That the names are properly formed
- ** (3) That blank entries really are.
- ** xx (4) That hosts mentioned in the table actually exist. xx
- ** (5) That the IDs are unique (per host).
- ** (6) That host IDs are zero
- ** (7) That port numbers are valid
- ** (8) That port numbers aren't duplicated
- ** (9) That names aren't duplicated
- ** xx (10) That hosts that actually exist are mentioned in the table. xx
- */
- rio_dprintk(RIO_DEBUG_TABLE, "RIONewTable: entering(1)\n");
- if (p->RIOSystemUp) { /* (1) */
- p->RIOError.Error = HOST_HAS_ALREADY_BEEN_BOOTED;
- return -EBUSY;
- }
-
- p->RIOError.Error = NOTHING_WRONG_AT_ALL;
- p->RIOError.Entry = -1;
- p->RIOError.Other = -1;
-
- for (Entry = 0; Entry < TOTAL_MAP_ENTRIES; Entry++) {
- MapP = &p->RIOConnectTable[Entry];
- if ((MapP->Flags & RTA16_SECOND_SLOT) == 0) {
- rio_dprintk(RIO_DEBUG_TABLE, "RIONewTable: entering(2)\n");
- cptr = MapP->Name; /* (2) */
- cptr[MAX_NAME_LEN - 1] = '\0';
- if (cptr[0] == '\0') {
- memcpy(MapP->Name, MapP->RtaUniqueNum ? "RTA NN" : "HOST NN", 8);
- MapP->Name[5] = '0' + Entry / 10;
- MapP->Name[6] = '0' + Entry % 10;
- }
- while (*cptr) {
- if (*cptr < ' ' || *cptr > '~') {
- p->RIOError.Error = BAD_CHARACTER_IN_NAME;
- p->RIOError.Entry = Entry;
- return -ENXIO;
- }
- cptr++;
- }
- }
-
- /*
- ** If the entry saved was a tentative entry then just forget
- ** about it.
- */
- if (MapP->Flags & SLOT_TENTATIVE) {
- MapP->HostUniqueNum = 0;
- MapP->RtaUniqueNum = 0;
- continue;
- }
-
- rio_dprintk(RIO_DEBUG_TABLE, "RIONewTable: entering(3)\n");
- if (!MapP->RtaUniqueNum && !MapP->HostUniqueNum) { /* (3) */
- if (MapP->ID || MapP->SysPort || MapP->Flags) {
- rio_dprintk(RIO_DEBUG_TABLE, "%s pretending to be empty but isn't\n", MapP->Name);
- p->RIOError.Error = TABLE_ENTRY_ISNT_PROPERLY_NULL;
- p->RIOError.Entry = Entry;
- return -ENXIO;
- }
- rio_dprintk(RIO_DEBUG_TABLE, "!RIO: Daemon: test (3) passes\n");
- continue;
- }
-
- rio_dprintk(RIO_DEBUG_TABLE, "RIONewTable: entering(4)\n");
- for (Host = 0; Host < p->RIONumHosts; Host++) { /* (4) */
- if (p->RIOHosts[Host].UniqueNum == MapP->HostUniqueNum) {
- HostP = &p->RIOHosts[Host];
- /*
- ** having done the lookup, we don't really want to do
- ** it again, so hang the host number in a safe place
- */
- MapP->Topology[0].Unit = Host;
- break;
- }
- }
-
- if (Host >= p->RIONumHosts) {
- rio_dprintk(RIO_DEBUG_TABLE, "RTA %s has unknown host unique number 0x%x\n", MapP->Name, MapP->HostUniqueNum);
- MapP->HostUniqueNum = 0;
- /* MapP->RtaUniqueNum = 0; */
- /* MapP->ID = 0; */
- /* MapP->Flags = 0; */
- /* MapP->SysPort = 0; */
- /* MapP->Name[0] = 0; */
- continue;
- }
-
- rio_dprintk(RIO_DEBUG_TABLE, "RIONewTable: entering(5)\n");
- if (MapP->RtaUniqueNum) { /* (5) */
- if (!MapP->ID) {
- rio_dprintk(RIO_DEBUG_TABLE, "RIO: RTA %s has been allocated an ID of zero!\n", MapP->Name);
- p->RIOError.Error = ZERO_RTA_ID;
- p->RIOError.Entry = Entry;
- return -ENXIO;
- }
- if (MapP->ID > MAX_RUP) {
- rio_dprintk(RIO_DEBUG_TABLE, "RIO: RTA %s has been allocated an invalid ID %d\n", MapP->Name, MapP->ID);
- p->RIOError.Error = ID_NUMBER_OUT_OF_RANGE;
- p->RIOError.Entry = Entry;
- return -ENXIO;
- }
- for (SubEnt = 0; SubEnt < Entry; SubEnt++) {
- if (MapP->HostUniqueNum == p->RIOConnectTable[SubEnt].HostUniqueNum && MapP->ID == p->RIOConnectTable[SubEnt].ID) {
- rio_dprintk(RIO_DEBUG_TABLE, "Dupl. ID number allocated to RTA %s and RTA %s\n", MapP->Name, p->RIOConnectTable[SubEnt].Name);
- p->RIOError.Error = DUPLICATED_RTA_ID;
- p->RIOError.Entry = Entry;
- p->RIOError.Other = SubEnt;
- return -ENXIO;
- }
- /*
- ** If the RtaUniqueNum is the same, it may be looking at both
- ** entries for a 16 port RTA, so check the ids
- */
- if ((MapP->RtaUniqueNum == p->RIOConnectTable[SubEnt].RtaUniqueNum)
- && (MapP->ID2 != p->RIOConnectTable[SubEnt].ID)) {
- rio_dprintk(RIO_DEBUG_TABLE, "RTA %s has duplicate unique number\n", MapP->Name);
- rio_dprintk(RIO_DEBUG_TABLE, "RTA %s has duplicate unique number\n", p->RIOConnectTable[SubEnt].Name);
- p->RIOError.Error = DUPLICATE_UNIQUE_NUMBER;
- p->RIOError.Entry = Entry;
- p->RIOError.Other = SubEnt;
- return -ENXIO;
- }
- }
- rio_dprintk(RIO_DEBUG_TABLE, "RIONewTable: entering(7a)\n");
- /* (7a) */
- if ((MapP->SysPort != NO_PORT) && (MapP->SysPort % PORTS_PER_RTA)) {
- rio_dprintk(RIO_DEBUG_TABLE, "TTY Port number %d-RTA %s is not a multiple of %d!\n", (int) MapP->SysPort, MapP->Name, PORTS_PER_RTA);
- p->RIOError.Error = TTY_NUMBER_OUT_OF_RANGE;
- p->RIOError.Entry = Entry;
- return -ENXIO;
- }
- rio_dprintk(RIO_DEBUG_TABLE, "RIONewTable: entering(7b)\n");
- /* (7b) */
- if ((MapP->SysPort != NO_PORT) && (MapP->SysPort >= RIO_PORTS)) {
- rio_dprintk(RIO_DEBUG_TABLE, "TTY Port number %d for RTA %s is too big\n", (int) MapP->SysPort, MapP->Name);
- p->RIOError.Error = TTY_NUMBER_OUT_OF_RANGE;
- p->RIOError.Entry = Entry;
- return -ENXIO;
- }
- for (SubEnt = 0; SubEnt < Entry; SubEnt++) {
- if (p->RIOConnectTable[SubEnt].Flags & RTA16_SECOND_SLOT)
- continue;
- if (p->RIOConnectTable[SubEnt].RtaUniqueNum) {
- rio_dprintk(RIO_DEBUG_TABLE, "RIONewTable: entering(8)\n");
- /* (8) */
- if ((MapP->SysPort != NO_PORT) && (MapP->SysPort == p->RIOConnectTable[SubEnt].SysPort)) {
- rio_dprintk(RIO_DEBUG_TABLE, "RTA %s:same TTY port # as RTA %s (%d)\n", MapP->Name, p->RIOConnectTable[SubEnt].Name, (int) MapP->SysPort);
- p->RIOError.Error = TTY_NUMBER_IN_USE;
- p->RIOError.Entry = Entry;
- p->RIOError.Other = SubEnt;
- return -ENXIO;
- }
- rio_dprintk(RIO_DEBUG_TABLE, "RIONewTable: entering(9)\n");
- if (strcmp(MapP->Name, p->RIOConnectTable[SubEnt].Name) == 0 && !(MapP->Flags & RTA16_SECOND_SLOT)) { /* (9) */
- rio_dprintk(RIO_DEBUG_TABLE, "RTA name %s used twice\n", MapP->Name);
- p->RIOError.Error = NAME_USED_TWICE;
- p->RIOError.Entry = Entry;
- p->RIOError.Other = SubEnt;
- return -ENXIO;
- }
- }
- }
- } else { /* (6) */
- rio_dprintk(RIO_DEBUG_TABLE, "RIONewTable: entering(6)\n");
- if (MapP->ID) {
- rio_dprintk(RIO_DEBUG_TABLE, "RIO:HOST %s has been allocated ID that isn't zero!\n", MapP->Name);
- p->RIOError.Error = HOST_ID_NOT_ZERO;
- p->RIOError.Entry = Entry;
- return -ENXIO;
- }
- if (MapP->SysPort != NO_PORT) {
- rio_dprintk(RIO_DEBUG_TABLE, "RIO: HOST %s has been allocated port numbers!\n", MapP->Name);
- p->RIOError.Error = HOST_SYSPORT_BAD;
- p->RIOError.Entry = Entry;
- return -ENXIO;
- }
- }
- }
-
- /*
- ** wow! if we get here then it's a goody!
- */
-
- /*
- ** Zero the (old) entries for each host...
- */
- for (Host = 0; Host < RIO_HOSTS; Host++) {
- for (Entry = 0; Entry < MAX_RUP; Entry++) {
- memset(&p->RIOHosts[Host].Mapping[Entry], 0, sizeof(struct Map));
- }
- memset(&p->RIOHosts[Host].Name[0], 0, sizeof(p->RIOHosts[Host].Name));
- }
-
- /*
- ** Copy in the new table entries
- */
- for (Entry = 0; Entry < TOTAL_MAP_ENTRIES; Entry++) {
- rio_dprintk(RIO_DEBUG_TABLE, "RIONewTable: Copy table for Host entry %d\n", Entry);
- MapP = &p->RIOConnectTable[Entry];
-
- /*
- ** Now, if it is an empty slot ignore it!
- */
- if (MapP->HostUniqueNum == 0)
- continue;
-
- /*
- ** we saved the host number earlier, so grab it back
- */
- HostP = &p->RIOHosts[MapP->Topology[0].Unit];
-
- /*
- ** If it is a host, then we only need to fill in the name field.
- */
- if (MapP->ID == 0) {
- rio_dprintk(RIO_DEBUG_TABLE, "Host entry found. Name %s\n", MapP->Name);
- memcpy(HostP->Name, MapP->Name, MAX_NAME_LEN);
- continue;
- }
-
- /*
- ** Its an RTA entry, so fill in the host mapping entries for it
- ** and the port mapping entries. Notice that entry zero is for
- ** ID one.
- */
- HostMapP = &HostP->Mapping[MapP->ID - 1];
-
- if (MapP->Flags & SLOT_IN_USE) {
- rio_dprintk(RIO_DEBUG_TABLE, "Rta entry found. Name %s\n", MapP->Name);
- /*
- ** structure assign, then sort out the bits we shouldn't have done
- */
- *HostMapP = *MapP;
-
- HostMapP->Flags = SLOT_IN_USE;
- if (MapP->Flags & RTA16_SECOND_SLOT)
- HostMapP->Flags |= RTA16_SECOND_SLOT;
-
- RIOReMapPorts(p, HostP, HostMapP);
- } else {
- rio_dprintk(RIO_DEBUG_TABLE, "TENTATIVE Rta entry found. Name %s\n", MapP->Name);
- }
- }
-
- for (Entry = 0; Entry < TOTAL_MAP_ENTRIES; Entry++) {
- p->RIOSavedTable[Entry] = p->RIOConnectTable[Entry];
- }
-
- for (Host = 0; Host < p->RIONumHosts; Host++) {
- for (SubEnt = 0; SubEnt < LINKS_PER_UNIT; SubEnt++) {
- p->RIOHosts[Host].Topology[SubEnt].Unit = ROUTE_DISCONNECT;
- p->RIOHosts[Host].Topology[SubEnt].Link = NO_LINK;
- }
- for (Entry = 0; Entry < MAX_RUP; Entry++) {
- for (SubEnt = 0; SubEnt < LINKS_PER_UNIT; SubEnt++) {
- p->RIOHosts[Host].Mapping[Entry].Topology[SubEnt].Unit = ROUTE_DISCONNECT;
- p->RIOHosts[Host].Mapping[Entry].Topology[SubEnt].Link = NO_LINK;
- }
- }
- if (!p->RIOHosts[Host].Name[0]) {
- memcpy(p->RIOHosts[Host].Name, "HOST 1", 7);
- p->RIOHosts[Host].Name[5] += Host;
- }
- /*
- ** Check that default name assigned is unique.
- */
- Host1 = Host;
- NameIsUnique = 0;
- while (!NameIsUnique) {
- NameIsUnique = 1;
- for (Host2 = 0; Host2 < p->RIONumHosts; Host2++) {
- if (Host2 == Host)
- continue;
- if (strcmp(p->RIOHosts[Host].Name, p->RIOHosts[Host2].Name)
- == 0) {
- NameIsUnique = 0;
- Host1++;
- if (Host1 >= p->RIONumHosts)
- Host1 = 0;
- p->RIOHosts[Host].Name[5] = '1' + Host1;
- }
- }
- }
- /*
- ** Rename host if name already used.
- */
- if (Host1 != Host) {
- rio_dprintk(RIO_DEBUG_TABLE, "Default name %s already used\n", p->RIOHosts[Host].Name);
- memcpy(p->RIOHosts[Host].Name, "HOST 1", 7);
- p->RIOHosts[Host].Name[5] += Host1;
- }
- rio_dprintk(RIO_DEBUG_TABLE, "Assigning default name %s\n", p->RIOHosts[Host].Name);
- }
- return 0;
-}
-
-/*
-** User process needs the config table - build it from first
-** principles.
-**
-* FIXME: SMP locking
-*/
-int RIOApel(struct rio_info *p)
-{
- int Host;
- int link;
- int Rup;
- int Next = 0;
- struct Map *MapP;
- struct Host *HostP;
- unsigned long flags;
-
- rio_dprintk(RIO_DEBUG_TABLE, "Generating a table to return to config.rio\n");
-
- memset(&p->RIOConnectTable[0], 0, sizeof(struct Map) * TOTAL_MAP_ENTRIES);
-
- for (Host = 0; Host < RIO_HOSTS; Host++) {
- rio_dprintk(RIO_DEBUG_TABLE, "Processing host %d\n", Host);
- HostP = &p->RIOHosts[Host];
- rio_spin_lock_irqsave(&HostP->HostLock, flags);
-
- MapP = &p->RIOConnectTable[Next++];
- MapP->HostUniqueNum = HostP->UniqueNum;
- if ((HostP->Flags & RUN_STATE) != RC_RUNNING) {
- rio_spin_unlock_irqrestore(&HostP->HostLock, flags);
- continue;
- }
- MapP->RtaUniqueNum = 0;
- MapP->ID = 0;
- MapP->Flags = SLOT_IN_USE;
- MapP->SysPort = NO_PORT;
- for (link = 0; link < LINKS_PER_UNIT; link++)
- MapP->Topology[link] = HostP->Topology[link];
- memcpy(MapP->Name, HostP->Name, MAX_NAME_LEN);
- for (Rup = 0; Rup < MAX_RUP; Rup++) {
- if (HostP->Mapping[Rup].Flags & (SLOT_IN_USE | SLOT_TENTATIVE)) {
- p->RIOConnectTable[Next] = HostP->Mapping[Rup];
- if (HostP->Mapping[Rup].Flags & SLOT_IN_USE)
- p->RIOConnectTable[Next].Flags |= SLOT_IN_USE;
- if (HostP->Mapping[Rup].Flags & SLOT_TENTATIVE)
- p->RIOConnectTable[Next].Flags |= SLOT_TENTATIVE;
- if (HostP->Mapping[Rup].Flags & RTA16_SECOND_SLOT)
- p->RIOConnectTable[Next].Flags |= RTA16_SECOND_SLOT;
- Next++;
- }
- }
- rio_spin_unlock_irqrestore(&HostP->HostLock, flags);
- }
- return 0;
-}
-
-/*
-** config.rio has taken a dislike to one of the gross maps entries.
-** if the entry is suitably inactive, then we can gob on it and remove
-** it from the table.
-*/
-int RIODeleteRta(struct rio_info *p, struct Map *MapP)
-{
- int host, entry, port, link;
- int SysPort;
- struct Host *HostP;
- struct Map *HostMapP;
- struct Port *PortP;
- int work_done = 0;
- unsigned long lock_flags, sem_flags;
-
- rio_dprintk(RIO_DEBUG_TABLE, "Delete entry on host %x, rta %x\n", MapP->HostUniqueNum, MapP->RtaUniqueNum);
-
- for (host = 0; host < p->RIONumHosts; host++) {
- HostP = &p->RIOHosts[host];
-
- rio_spin_lock_irqsave(&HostP->HostLock, lock_flags);
-
- if ((HostP->Flags & RUN_STATE) != RC_RUNNING) {
- rio_spin_unlock_irqrestore(&HostP->HostLock, lock_flags);
- continue;
- }
-
- for (entry = 0; entry < MAX_RUP; entry++) {
- if (MapP->RtaUniqueNum == HostP->Mapping[entry].RtaUniqueNum) {
- HostMapP = &HostP->Mapping[entry];
- rio_dprintk(RIO_DEBUG_TABLE, "Found entry offset %d on host %s\n", entry, HostP->Name);
-
- /*
- ** Check all four links of the unit are disconnected
- */
- for (link = 0; link < LINKS_PER_UNIT; link++) {
- if (HostMapP->Topology[link].Unit != ROUTE_DISCONNECT) {
- rio_dprintk(RIO_DEBUG_TABLE, "Entry is in use and cannot be deleted!\n");
- p->RIOError.Error = UNIT_IS_IN_USE;
- rio_spin_unlock_irqrestore(&HostP->HostLock, lock_flags);
- return -EBUSY;
- }
- }
- /*
- ** Slot has been allocated, BUT not booted/routed/
- ** connected/selected or anything else-ed
- */
- SysPort = HostMapP->SysPort;
-
- if (SysPort != NO_PORT) {
- for (port = SysPort; port < SysPort + PORTS_PER_RTA; port++) {
- PortP = p->RIOPortp[port];
- rio_dprintk(RIO_DEBUG_TABLE, "Unmap port\n");
-
- rio_spin_lock_irqsave(&PortP->portSem, sem_flags);
-
- PortP->Mapped = 0;
-
- if (PortP->State & (RIO_MOPEN | RIO_LOPEN)) {
-
- rio_dprintk(RIO_DEBUG_TABLE, "Gob on port\n");
- PortP->TxBufferIn = PortP->TxBufferOut = 0;
- /* What should I do
- wakeup( &PortP->TxBufferIn );
- wakeup( &PortP->TxBufferOut);
- */
- PortP->InUse = NOT_INUSE;
- /* What should I do
- wakeup( &PortP->InUse );
- signal(PortP->TtyP->t_pgrp,SIGKILL);
- ttyflush(PortP->TtyP,(FREAD|FWRITE));
- */
- PortP->State |= RIO_CLOSING | RIO_DELETED;
- }
-
- /*
- ** For the second slot of a 16 port RTA, the
- ** driver needs to reset the changes made to
- ** the phb to port mappings in RIORouteRup.
- */
- if (PortP->SecondBlock) {
- u16 dest_unit = HostMapP->ID;
- u16 dest_port = port - SysPort;
- u16 __iomem *TxPktP;
- struct PKT __iomem *Pkt;
-
- for (TxPktP = PortP->TxStart; TxPktP <= PortP->TxEnd; TxPktP++) {
- /*
- ** *TxPktP is the pointer to the
- ** transmit packet on the host card.
- ** This needs to be translated into
- ** a 32 bit pointer so it can be
- ** accessed from the driver.
- */
- Pkt = (struct PKT __iomem *) RIO_PTR(HostP->Caddr, readw(&*TxPktP));
- rio_dprintk(RIO_DEBUG_TABLE, "Tx packet (%x) destination: Old %x:%x New %x:%x\n", readw(TxPktP), readb(&Pkt->dest_unit), readb(&Pkt->dest_port), dest_unit, dest_port);
- writew(dest_unit, &Pkt->dest_unit);
- writew(dest_port, &Pkt->dest_port);
- }
- rio_dprintk(RIO_DEBUG_TABLE, "Port %d phb destination: Old %x:%x New %x:%x\n", port, readb(&PortP->PhbP->destination) & 0xff, (readb(&PortP->PhbP->destination) >> 8) & 0xff, dest_unit, dest_port);
- writew(dest_unit + (dest_port << 8), &PortP->PhbP->destination);
- }
- rio_spin_unlock_irqrestore(&PortP->portSem, sem_flags);
- }
- }
- rio_dprintk(RIO_DEBUG_TABLE, "Entry nulled.\n");
- memset(HostMapP, 0, sizeof(struct Map));
- work_done++;
- }
- }
- rio_spin_unlock_irqrestore(&HostP->HostLock, lock_flags);
- }
-
- /* XXXXX lock me up */
- for (entry = 0; entry < TOTAL_MAP_ENTRIES; entry++) {
- if (p->RIOSavedTable[entry].RtaUniqueNum == MapP->RtaUniqueNum) {
- memset(&p->RIOSavedTable[entry], 0, sizeof(struct Map));
- work_done++;
- }
- if (p->RIOConnectTable[entry].RtaUniqueNum == MapP->RtaUniqueNum) {
- memset(&p->RIOConnectTable[entry], 0, sizeof(struct Map));
- work_done++;
- }
- }
- if (work_done)
- return 0;
-
- rio_dprintk(RIO_DEBUG_TABLE, "Couldn't find entry to be deleted\n");
- p->RIOError.Error = COULDNT_FIND_ENTRY;
- return -ENXIO;
-}
-
-int RIOAssignRta(struct rio_info *p, struct Map *MapP)
-{
- int host;
- struct Map *HostMapP;
- char *sptr;
- int link;
-
-
- rio_dprintk(RIO_DEBUG_TABLE, "Assign entry on host %x, rta %x, ID %d, Sysport %d\n", MapP->HostUniqueNum, MapP->RtaUniqueNum, MapP->ID, (int) MapP->SysPort);
-
- if ((MapP->ID != (u16) - 1) && ((int) MapP->ID < (int) 1 || (int) MapP->ID > MAX_RUP)) {
- rio_dprintk(RIO_DEBUG_TABLE, "Bad ID in map entry!\n");
- p->RIOError.Error = ID_NUMBER_OUT_OF_RANGE;
- return -EINVAL;
- }
- if (MapP->RtaUniqueNum == 0) {
- rio_dprintk(RIO_DEBUG_TABLE, "Rta Unique number zero!\n");
- p->RIOError.Error = RTA_UNIQUE_NUMBER_ZERO;
- return -EINVAL;
- }
- if ((MapP->SysPort != NO_PORT) && (MapP->SysPort % PORTS_PER_RTA)) {
- rio_dprintk(RIO_DEBUG_TABLE, "Port %d not multiple of %d!\n", (int) MapP->SysPort, PORTS_PER_RTA);
- p->RIOError.Error = TTY_NUMBER_OUT_OF_RANGE;
- return -EINVAL;
- }
- if ((MapP->SysPort != NO_PORT) && (MapP->SysPort >= RIO_PORTS)) {
- rio_dprintk(RIO_DEBUG_TABLE, "Port %d not valid!\n", (int) MapP->SysPort);
- p->RIOError.Error = TTY_NUMBER_OUT_OF_RANGE;
- return -EINVAL;
- }
-
- /*
- ** Copy the name across to the map entry.
- */
- MapP->Name[MAX_NAME_LEN - 1] = '\0';
- sptr = MapP->Name;
- while (*sptr) {
- if (*sptr < ' ' || *sptr > '~') {
- rio_dprintk(RIO_DEBUG_TABLE, "Name entry contains non-printing characters!\n");
- p->RIOError.Error = BAD_CHARACTER_IN_NAME;
- return -EINVAL;
- }
- sptr++;
- }
-
- for (host = 0; host < p->RIONumHosts; host++) {
- if (MapP->HostUniqueNum == p->RIOHosts[host].UniqueNum) {
- if ((p->RIOHosts[host].Flags & RUN_STATE) != RC_RUNNING) {
- p->RIOError.Error = HOST_NOT_RUNNING;
- return -ENXIO;
- }
-
- /*
- ** Now we have a host we need to allocate an ID
- ** if the entry does not already have one.
- */
- if (MapP->ID == (u16) - 1) {
- int nNewID;
-
- rio_dprintk(RIO_DEBUG_TABLE, "Attempting to get a new ID for rta \"%s\"\n", MapP->Name);
- /*
- ** The idea here is to allow RTA's to be assigned
- ** before they actually appear on the network.
- ** This allows the addition of RTA's without having
- ** to plug them in.
- ** What we do is:
- ** - Find a free ID and allocate it to the RTA.
- ** - If this map entry is the second half of a
- ** 16 port entry then find the other half and
- ** make sure the 2 cross reference each other.
- */
- if (RIOFindFreeID(p, &p->RIOHosts[host], &nNewID, NULL) != 0) {
- p->RIOError.Error = COULDNT_FIND_ENTRY;
- return -EBUSY;
- }
- MapP->ID = (u16) nNewID + 1;
- rio_dprintk(RIO_DEBUG_TABLE, "Allocated ID %d for this new RTA.\n", MapP->ID);
- HostMapP = &p->RIOHosts[host].Mapping[nNewID];
- HostMapP->RtaUniqueNum = MapP->RtaUniqueNum;
- HostMapP->HostUniqueNum = MapP->HostUniqueNum;
- HostMapP->ID = MapP->ID;
- for (link = 0; link < LINKS_PER_UNIT; link++) {
- HostMapP->Topology[link].Unit = ROUTE_DISCONNECT;
- HostMapP->Topology[link].Link = NO_LINK;
- }
- if (MapP->Flags & RTA16_SECOND_SLOT) {
- int unit;
-
- for (unit = 0; unit < MAX_RUP; unit++)
- if (p->RIOHosts[host].Mapping[unit].RtaUniqueNum == MapP->RtaUniqueNum)
- break;
- if (unit == MAX_RUP) {
- p->RIOError.Error = COULDNT_FIND_ENTRY;
- return -EBUSY;
- }
- HostMapP->Flags |= RTA16_SECOND_SLOT;
- HostMapP->ID2 = MapP->ID2 = p->RIOHosts[host].Mapping[unit].ID;
- p->RIOHosts[host].Mapping[unit].ID2 = MapP->ID;
- rio_dprintk(RIO_DEBUG_TABLE, "Cross referenced id %d to ID %d.\n", MapP->ID, p->RIOHosts[host].Mapping[unit].ID);
- }
- }
-
- HostMapP = &p->RIOHosts[host].Mapping[MapP->ID - 1];
-
- if (HostMapP->Flags & SLOT_IN_USE) {
- rio_dprintk(RIO_DEBUG_TABLE, "Map table slot for ID %d is already in use.\n", MapP->ID);
- p->RIOError.Error = ID_ALREADY_IN_USE;
- return -EBUSY;
- }
-
- /*
- ** Assign the sys ports and the name, and mark the slot as
- ** being in use.
- */
- HostMapP->SysPort = MapP->SysPort;
- if ((MapP->Flags & RTA16_SECOND_SLOT) == 0)
- memcpy(HostMapP->Name, MapP->Name, MAX_NAME_LEN);
- HostMapP->Flags = SLOT_IN_USE | RTA_BOOTED;
-#ifdef NEED_TO_FIX
- RIO_SV_BROADCAST(p->RIOHosts[host].svFlags[MapP->ID - 1]);
-#endif
- if (MapP->Flags & RTA16_SECOND_SLOT)
- HostMapP->Flags |= RTA16_SECOND_SLOT;
-
- RIOReMapPorts(p, &p->RIOHosts[host], HostMapP);
- /*
- ** Adjust 2nd block of 8 phbs
- */
- if (MapP->Flags & RTA16_SECOND_SLOT)
- RIOFixPhbs(p, &p->RIOHosts[host], HostMapP->ID - 1);
-
- if (HostMapP->SysPort != NO_PORT) {
- if (HostMapP->SysPort < p->RIOFirstPortsBooted)
- p->RIOFirstPortsBooted = HostMapP->SysPort;
- if (HostMapP->SysPort > p->RIOLastPortsBooted)
- p->RIOLastPortsBooted = HostMapP->SysPort;
- }
- if (MapP->Flags & RTA16_SECOND_SLOT)
- rio_dprintk(RIO_DEBUG_TABLE, "Second map of RTA %s added to configuration\n", p->RIOHosts[host].Mapping[MapP->ID2 - 1].Name);
- else
- rio_dprintk(RIO_DEBUG_TABLE, "RTA %s added to configuration\n", MapP->Name);
- return 0;
- }
- }
- p->RIOError.Error = UNKNOWN_HOST_NUMBER;
- rio_dprintk(RIO_DEBUG_TABLE, "Unknown host %x\n", MapP->HostUniqueNum);
- return -ENXIO;
-}
-
-
-int RIOReMapPorts(struct rio_info *p, struct Host *HostP, struct Map *HostMapP)
-{
- struct Port *PortP;
- unsigned int SubEnt;
- unsigned int HostPort;
- unsigned int SysPort;
- u16 RtaType;
- unsigned long flags;
-
- rio_dprintk(RIO_DEBUG_TABLE, "Mapping sysport %d to id %d\n", (int) HostMapP->SysPort, HostMapP->ID);
-
- /*
- ** We need to tell the UnixRups which sysport the rup corresponds to
- */
- HostP->UnixRups[HostMapP->ID - 1].BaseSysPort = HostMapP->SysPort;
-
- if (HostMapP->SysPort == NO_PORT)
- return (0);
-
- RtaType = GetUnitType(HostMapP->RtaUniqueNum);
- rio_dprintk(RIO_DEBUG_TABLE, "Mapping sysport %d-%d\n", (int) HostMapP->SysPort, (int) HostMapP->SysPort + PORTS_PER_RTA - 1);
-
- /*
- ** now map each of its eight ports
- */
- for (SubEnt = 0; SubEnt < PORTS_PER_RTA; SubEnt++) {
- rio_dprintk(RIO_DEBUG_TABLE, "subent = %d, HostMapP->SysPort = %d\n", SubEnt, (int) HostMapP->SysPort);
- SysPort = HostMapP->SysPort + SubEnt; /* portnumber within system */
- /* portnumber on host */
-
- HostPort = (HostMapP->ID - 1) * PORTS_PER_RTA + SubEnt;
-
- rio_dprintk(RIO_DEBUG_TABLE, "c1 p = %p, p->rioPortp = %p\n", p, p->RIOPortp);
- PortP = p->RIOPortp[SysPort];
- rio_dprintk(RIO_DEBUG_TABLE, "Map port\n");
-
- /*
- ** Point at all the real neat data structures
- */
- rio_spin_lock_irqsave(&PortP->portSem, flags);
- PortP->HostP = HostP;
- PortP->Caddr = HostP->Caddr;
-
- /*
- ** The PhbP cannot be filled in yet
- ** unless the host has been booted
- */
- if ((HostP->Flags & RUN_STATE) == RC_RUNNING) {
- struct PHB __iomem *PhbP = PortP->PhbP = &HostP->PhbP[HostPort];
- PortP->TxAdd = (u16 __iomem *) RIO_PTR(HostP->Caddr, readw(&PhbP->tx_add));
- PortP->TxStart = (u16 __iomem *) RIO_PTR(HostP->Caddr, readw(&PhbP->tx_start));
- PortP->TxEnd = (u16 __iomem *) RIO_PTR(HostP->Caddr, readw(&PhbP->tx_end));
- PortP->RxRemove = (u16 __iomem *) RIO_PTR(HostP->Caddr, readw(&PhbP->rx_remove));
- PortP->RxStart = (u16 __iomem *) RIO_PTR(HostP->Caddr, readw(&PhbP->rx_start));
- PortP->RxEnd = (u16 __iomem *) RIO_PTR(HostP->Caddr, readw(&PhbP->rx_end));
- } else
- PortP->PhbP = NULL;
-
- /*
- ** port related flags
- */
- PortP->HostPort = HostPort;
- /*
- ** For each part of a 16 port RTA, RupNum is ID - 1.
- */
- PortP->RupNum = HostMapP->ID - 1;
- if (HostMapP->Flags & RTA16_SECOND_SLOT) {
- PortP->ID2 = HostMapP->ID2 - 1;
- PortP->SecondBlock = 1;
- } else {
- PortP->ID2 = 0;
- PortP->SecondBlock = 0;
- }
- PortP->RtaUniqueNum = HostMapP->RtaUniqueNum;
-
- /*
- ** If the port was already mapped then thats all we need to do.
- */
- if (PortP->Mapped) {
- rio_spin_unlock_irqrestore(&PortP->portSem, flags);
- continue;
- } else
- HostMapP->Flags &= ~RTA_NEWBOOT;
-
- PortP->State = 0;
- PortP->Config = 0;
- /*
- ** Check out the module type - if it is special (read only etc.)
- ** then we need to set flags in the PortP->Config.
- ** Note: For 16 port RTA, all ports are of the same type.
- */
- if (RtaType == TYPE_RTA16) {
- PortP->Config |= p->RIOModuleTypes[HostP->UnixRups[HostMapP->ID - 1].ModTypes].Flags[SubEnt % PORTS_PER_MODULE];
- } else {
- if (SubEnt < PORTS_PER_MODULE)
- PortP->Config |= p->RIOModuleTypes[LONYBLE(HostP->UnixRups[HostMapP->ID - 1].ModTypes)].Flags[SubEnt % PORTS_PER_MODULE];
- else
- PortP->Config |= p->RIOModuleTypes[HINYBLE(HostP->UnixRups[HostMapP->ID - 1].ModTypes)].Flags[SubEnt % PORTS_PER_MODULE];
- }
-
- /*
- ** more port related flags
- */
- PortP->PortState = 0;
- PortP->ModemLines = 0;
- PortP->ModemState = 0;
- PortP->CookMode = COOK_WELL;
- PortP->ParamSem = 0;
- PortP->FlushCmdBodge = 0;
- PortP->WflushFlag = 0;
- PortP->MagicFlags = 0;
- PortP->Lock = 0;
- PortP->Store = 0;
- PortP->FirstOpen = 1;
-
- /*
- ** Buffers 'n things
- */
- PortP->RxDataStart = 0;
- PortP->Cor2Copy = 0;
- PortP->Name = &HostMapP->Name[0];
- PortP->statsGather = 0;
- PortP->txchars = 0;
- PortP->rxchars = 0;
- PortP->opens = 0;
- PortP->closes = 0;
- PortP->ioctls = 0;
- if (PortP->TxRingBuffer)
- memset(PortP->TxRingBuffer, 0, p->RIOBufferSize);
- else if (p->RIOBufferSize) {
- PortP->TxRingBuffer = kzalloc(p->RIOBufferSize, GFP_KERNEL);
- }
- PortP->TxBufferOut = 0;
- PortP->TxBufferIn = 0;
- PortP->Debug = 0;
- /*
- ** LastRxTgl stores the state of the rx toggle bit for this
- ** port, to be compared with the state of the next pkt received.
- ** If the same, we have received the same rx pkt from the RTA
- ** twice. Initialise to a value not equal to PHB_RX_TGL or 0.
- */
- PortP->LastRxTgl = ~(u8) PHB_RX_TGL;
-
- /*
- ** and mark the port as usable
- */
- PortP->Mapped = 1;
- rio_spin_unlock_irqrestore(&PortP->portSem, flags);
- }
- if (HostMapP->SysPort < p->RIOFirstPortsMapped)
- p->RIOFirstPortsMapped = HostMapP->SysPort;
- if (HostMapP->SysPort > p->RIOLastPortsMapped)
- p->RIOLastPortsMapped = HostMapP->SysPort;
-
- return 0;
-}
-
-int RIOChangeName(struct rio_info *p, struct Map *MapP)
-{
- int host;
- struct Map *HostMapP;
- char *sptr;
-
- rio_dprintk(RIO_DEBUG_TABLE, "Change name entry on host %x, rta %x, ID %d, Sysport %d\n", MapP->HostUniqueNum, MapP->RtaUniqueNum, MapP->ID, (int) MapP->SysPort);
-
- if (MapP->ID > MAX_RUP) {
- rio_dprintk(RIO_DEBUG_TABLE, "Bad ID in map entry!\n");
- p->RIOError.Error = ID_NUMBER_OUT_OF_RANGE;
- return -EINVAL;
- }
-
- MapP->Name[MAX_NAME_LEN - 1] = '\0';
- sptr = MapP->Name;
-
- while (*sptr) {
- if (*sptr < ' ' || *sptr > '~') {
- rio_dprintk(RIO_DEBUG_TABLE, "Name entry contains non-printing characters!\n");
- p->RIOError.Error = BAD_CHARACTER_IN_NAME;
- return -EINVAL;
- }
- sptr++;
- }
-
- for (host = 0; host < p->RIONumHosts; host++) {
- if (MapP->HostUniqueNum == p->RIOHosts[host].UniqueNum) {
- if ((p->RIOHosts[host].Flags & RUN_STATE) != RC_RUNNING) {
- p->RIOError.Error = HOST_NOT_RUNNING;
- return -ENXIO;
- }
- if (MapP->ID == 0) {
- memcpy(p->RIOHosts[host].Name, MapP->Name, MAX_NAME_LEN);
- return 0;
- }
-
- HostMapP = &p->RIOHosts[host].Mapping[MapP->ID - 1];
-
- if (HostMapP->RtaUniqueNum != MapP->RtaUniqueNum) {
- p->RIOError.Error = RTA_NUMBER_WRONG;
- return -ENXIO;
- }
- memcpy(HostMapP->Name, MapP->Name, MAX_NAME_LEN);
- return 0;
- }
- }
- p->RIOError.Error = UNKNOWN_HOST_NUMBER;
- rio_dprintk(RIO_DEBUG_TABLE, "Unknown host %x\n", MapP->HostUniqueNum);
- return -ENXIO;
-}
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