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path: root/drivers/sk98lin/skrlmt.c
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Diffstat (limited to 'drivers/sk98lin/skrlmt.c')
-rw-r--r--drivers/sk98lin/skrlmt.c206
1 files changed, 103 insertions, 103 deletions
diff --git a/drivers/sk98lin/skrlmt.c b/drivers/sk98lin/skrlmt.c
index 1e707c9..f8a3b41 100644
--- a/drivers/sk98lin/skrlmt.c
+++ b/drivers/sk98lin/skrlmt.c
@@ -28,17 +28,17 @@
* $Log: skrlmt.c,v $
* Revision 1.68 2003/01/31 15:26:56 rschmidt
* Added init for local variables in RlmtInit().
- *
+ *
* Revision 1.67 2003/01/31 14:12:41 mkunz
* single port adapter runs now with two identical MAC addresses
- *
+ *
* Revision 1.66 2002/09/23 15:14:19 rwahl
* - Reset broadcast timestamp on link down.
* - Editorial corrections.
- *
+ *
* Revision 1.65 2002/07/22 14:29:48 rwahl
* - Removed BRK statement from debug check.
- *
+ *
* Revision 1.64 2001/11/28 19:36:14 rwahl
* - RLMT Packets sent to an invalid MAC address in CLP/CLPSS mode
* (#10650).
@@ -46,220 +46,220 @@
* (no dependency to RLMT module).
* - Enabled dbg output for entry/exit of event functions.
* - Editorial changes.
- *
+ *
* Revision 1.63 2001/10/26 07:53:18 afischer
* Port switching bug in `check local link` mode
- *
+ *
* Revision 1.62 2001/07/03 12:16:30 mkunz
* New Flag ChgBcPrio (Change priority of last broadcast received)
- *
+ *
* Revision 1.61 2001/03/14 12:52:08 rassmann
* Fixed reporting of active port up/down to PNMI.
- *
+ *
* Revision 1.60 2001/02/21 16:02:25 gklug
* fix: when RLMT starts set Active Port for PNMI
- *
+ *
* Revision 1.59 2001/02/16 14:38:19 rassmann
* Initializing some pointers earlier in the init phase.
* Rx Mbufs are freed if the net which they belong to is stopped.
- *
+ *
* Revision 1.58 2001/02/14 14:06:31 rassmann
* Editorial changes.
- *
+ *
* Revision 1.57 2001/02/05 14:25:26 rassmann
* Prepared RLMT for transparent operation.
- *
+ *
* Revision 1.56 2001/01/30 10:29:09 rassmann
* Not checking switching befor RlmtStart.
* Editorial changes.
- *
+ *
* Revision 1.55 2001/01/22 13:41:38 rassmann
* Supporting two nets on dual-port adapters.
- *
+ *
* Revision 1.54 2000/11/30 13:25:07 rassmann
* Setting SK_TICK_INCR to 1 by default.
- *
+ *
* Revision 1.53 2000/11/30 10:48:07 cgoos
* Changed definition of SK_RLMT_BC_DELTA.
- *
+ *
* Revision 1.52 2000/11/27 12:50:03 rassmann
* Checking ports after receiving broadcasts.
- *
+ *
* Revision 1.51 2000/11/17 08:58:00 rassmann
* Moved CheckSwitch from SK_RLMT_PACKET_RECEIVED to SK_RLMT_TIM event.
- *
+ *
* Revision 1.50 2000/11/09 12:24:34 rassmann
* Indicating that segmentation check is not running anymore after
* SkRlmtCheckSeg().
* Restarting segmentation timer after segmentation log.
* Editorial changes.
- *
+ *
* Revision 1.49 1999/11/22 13:38:02 cgoos
* Changed license header to GPL.
* Added initialization to some variables to avoid compiler warnings.
- *
+ *
* Revision 1.48 1999/10/04 14:01:17 rassmann
* Corrected reaction to reception of BPDU frames (#10441).
- *
+ *
* Revision 1.47 1999/07/20 12:53:36 rassmann
* Fixed documentation errors for lookahead macros.
- *
+ *
* Revision 1.46 1999/05/28 13:29:16 rassmann
* Replaced C++-style comment.
- *
+ *
* Revision 1.45 1999/05/28 13:28:08 rassmann
* Corrected syntax error (xxx).
- *
+ *
* Revision 1.44 1999/05/28 11:15:54 rassmann
* Changed behaviour to reflect Design Spec v1.2.
* Controlling Link LED(s).
* Introduced RLMT Packet Version field in RLMT Packet.
* Newstyle lookahead macros (checking meta-information before looking at
* the packet).
- *
+ *
* Revision 1.43 1999/01/28 13:12:43 rassmann
* Corrected Lookahead (bug introduced in previous Rev.).
- *
+ *
* Revision 1.42 1999/01/28 12:50:41 rassmann
* Not using broadcast time stamps in CheckLinkState mode.
- *
+ *
* Revision 1.41 1999/01/27 14:13:02 rassmann
* Monitoring broadcast traffic.
* Switching more reliably and not too early if switch is
* configured for spanning tree.
- *
+ *
* Revision 1.40 1999/01/22 13:17:30 rassmann
* Informing PNMI of NET_UP.
* Clearing RLMT multicast addresses before setting them for the first time.
* Reporting segmentation earlier, setting a "quiet time"
* after a report.
- *
+ *
* Revision 1.39 1998/12/10 15:29:53 rassmann
* Corrected SuspectStatus in SkRlmtBuildCheckChain().
* Corrected CHECK_SEG mode.
- *
+ *
* Revision 1.38 1998/12/08 13:11:23 rassmann
* Stopping SegTimer at RlmtStop.
- *
+ *
* Revision 1.37 1998/12/07 16:51:42 rassmann
* Corrected comments.
- *
+ *
* Revision 1.36 1998/12/04 10:58:56 rassmann
* Setting next pointer to NULL when receiving.
- *
+ *
* Revision 1.35 1998/12/03 16:12:42 rassmann
* Ignoring/correcting illegal PrefPort values.
- *
+ *
* Revision 1.34 1998/12/01 11:45:35 rassmann
* Code cleanup.
- *
+ *
* Revision 1.33 1998/12/01 10:29:32 rassmann
* Starting standby ports before getting the net up.
* Checking if a port is started when the link comes up.
- *
+ *
* Revision 1.32 1998/11/30 16:19:50 rassmann
* New default for PortNoRx.
- *
+ *
* Revision 1.31 1998/11/27 19:17:13 rassmann
* Corrected handling of LINK_DOWN coming shortly after LINK_UP.
- *
+ *
* Revision 1.30 1998/11/24 12:37:31 rassmann
* Implemented segmentation check.
- *
+ *
* Revision 1.29 1998/11/18 13:04:32 rassmann
* Secured PortUpTimer event.
* Waiting longer before starting standby port(s).
- *
+ *
* Revision 1.28 1998/11/17 13:43:04 rassmann
* Handling (logical) tx failure.
* Sending packet on logical address after PORT_SWITCH.
- *
+ *
* Revision 1.27 1998/11/13 17:09:50 rassmann
* Secured some events against being called in wrong state.
- *
+ *
* Revision 1.26 1998/11/13 16:56:54 rassmann
* Added macro version of SkRlmtLookaheadPacket.
- *
+ *
* Revision 1.25 1998/11/06 18:06:04 rassmann
* Corrected timing when RLMT checks fail.
* Clearing tx counter earlier in periodical checks.
- *
+ *
* Revision 1.24 1998/11/05 10:37:27 rassmann
* Checking destination address in Lookahead.
- *
+ *
* Revision 1.23 1998/11/03 13:53:49 rassmann
* RLMT should switch now (at least in mode 3).
- *
+ *
* Revision 1.22 1998/10/29 14:34:49 rassmann
* Clearing SK_RLMT struct at startup.
* Initializing PortsUp during SK_RLMT_START.
- *
+ *
* Revision 1.21 1998/10/28 11:30:17 rassmann
* Default mode is now SK_RLMT_CHECK_LOC_LINK.
- *
+ *
* Revision 1.20 1998/10/26 16:02:03 rassmann
* Ignoring LINK_DOWN for links that are down.
- *
+ *
* Revision 1.19 1998/10/22 15:54:01 rassmann
* Corrected EtherLen.
* Starting Link Check when second port comes up.
- *
+ *
* Revision 1.18 1998/10/22 11:39:50 rassmann
* Corrected signed/unsigned mismatches.
* Corrected receive list handling and address recognition.
- *
+ *
* Revision 1.17 1998/10/19 17:01:20 rassmann
* More detailed checking of received packets.
- *
+ *
* Revision 1.16 1998/10/15 15:16:34 rassmann
* Finished Spanning Tree checking.
* Checked with lint.
- *
+ *
* Revision 1.15 1998/09/24 19:16:07 rassmann
* Code cleanup.
* Introduced Timer for PORT_DOWN due to no RX.
- *
+ *
* Revision 1.14 1998/09/18 20:27:14 rassmann
* Added address override.
- *
+ *
* Revision 1.13 1998/09/16 11:31:48 rassmann
* Including skdrv1st.h again. :(
- *
+ *
* Revision 1.12 1998/09/16 11:09:50 rassmann
* Syntax corrections.
- *
+ *
* Revision 1.11 1998/09/15 12:32:03 rassmann
* Syntax correction.
- *
+ *
* Revision 1.10 1998/09/15 11:28:49 rassmann
* Syntax corrections.
- *
+ *
* Revision 1.9 1998/09/14 17:07:37 rassmann
* Added code for port checking via LAN.
* Changed Mbuf definition.
- *
+ *
* Revision 1.8 1998/09/07 11:14:14 rassmann
* Syntax corrections.
- *
+ *
* Revision 1.7 1998/09/07 09:06:07 rassmann
* Syntax corrections.
- *
+ *
* Revision 1.6 1998/09/04 19:41:33 rassmann
* Syntax corrections.
* Started entering code for checking local links.
- *
+ *
* Revision 1.5 1998/09/04 12:14:27 rassmann
* Interface cleanup.
- *
+ *
* Revision 1.4 1998/09/02 16:55:28 rassmann
* Updated to reflect new DRV/HWAC/RLMT interface.
- *
+ *
* Revision 1.3 1998/08/27 14:29:03 rassmann
* Code cleanup.
- *
+ *
* Revision 1.2 1998/08/27 14:26:24 rassmann
* Updated interface.
- *
+ *
* Revision 1.1 1998/08/21 08:26:49 rassmann
* First public version.
*
@@ -668,7 +668,7 @@ int Level) /* Initialization Level */
}
(void)SkAddrMcClear(pAC, IoC, i, SK_ADDR_PERMANENT | SK_MC_SW_ONLY);
-
+
/* Add RLMT MC address. */
(void)SkAddrMcAdd(pAC, IoC, i, &SkRlmtMcAddr, SK_ADDR_PERMANENT);
@@ -680,34 +680,34 @@ int Level) /* Initialization Level */
(void)SkAddrMcUpdate(pAC, IoC, i);
}
- VirtualMacAddressSet = SK_FALSE;
+ VirtualMacAddressSet = SK_FALSE;
/* Read virtual MAC address from Control Register File. */
for (j = 0; j < SK_MAC_ADDR_LEN; j++) {
-
- SK_IN8(IoC, B2_MAC_1 + j, &VirtualMacAddress.a[j]);
- VirtualMacAddressSet |= VirtualMacAddress.a[j];
+
+ SK_IN8(IoC, B2_MAC_1 + j, &VirtualMacAddress.a[j]);
+ VirtualMacAddressSet |= VirtualMacAddress.a[j];
}
-
- PhysicalAMacAddressSet = SK_FALSE;
+
+ PhysicalAMacAddressSet = SK_FALSE;
/* Read physical MAC address for MAC A from Control Register File. */
for (j = 0; j < SK_MAC_ADDR_LEN; j++) {
-
- SK_IN8(IoC, B2_MAC_2 + j, &PhysicalAMacAddress.a[j]);
- PhysicalAMacAddressSet |= PhysicalAMacAddress.a[j];
+
+ SK_IN8(IoC, B2_MAC_2 + j, &PhysicalAMacAddress.a[j]);
+ PhysicalAMacAddressSet |= PhysicalAMacAddress.a[j];
}
- /* check if the two mac addresses contain reasonable values */
- if (!VirtualMacAddressSet || !PhysicalAMacAddressSet) {
+ /* check if the two mac addresses contain reasonable values */
+ if (!VirtualMacAddressSet || !PhysicalAMacAddressSet) {
- pAC->Rlmt.RlmtOff = SK_TRUE;
- }
+ pAC->Rlmt.RlmtOff = SK_TRUE;
+ }
- /* if the two mac addresses are equal switch off the RLMT_PRE_LOOKAHEAD
- and the RLMT_LOOKAHEAD macros */
- else if (SK_ADDR_EQUAL(PhysicalAMacAddress.a, VirtualMacAddress.a)) {
+ /* if the two mac addresses are equal switch off the RLMT_PRE_LOOKAHEAD
+ and the RLMT_LOOKAHEAD macros */
+ else if (SK_ADDR_EQUAL(PhysicalAMacAddress.a, VirtualMacAddress.a)) {
- pAC->Rlmt.RlmtOff = SK_TRUE;
- }
+ pAC->Rlmt.RlmtOff = SK_TRUE;
+ }
else {
pAC->Rlmt.RlmtOff = SK_FALSE;
}
@@ -751,14 +751,14 @@ SK_U32 NetIdx) /* Net Number */
FirstMacUp = NULL;
PrevMacUp = NULL;
-
+
if (!(pAC->Rlmt.Net[NetIdx].RlmtMode & SK_RLMT_CHECK_LOC_LINK)) {
for (i = 0; i < pAC->Rlmt.Net[i].NumPorts; i++) {
pAC->Rlmt.Net[NetIdx].Port[i]->PortsChecked = 0;
}
return; /* Done. */
}
-
+
SK_DBG_MSG(pAC, SK_DBGMOD_RLMT, SK_DBGCAT_CTRL,
("SkRlmtBuildCheckChain.\n"))
@@ -843,7 +843,7 @@ SK_MAC_ADDR *DestAddr) /* Destination address */
#ifdef DEBUG
SK_U8 CheckSrc = 0;
SK_U8 CheckDest = 0;
-
+
for (i = 0; i < SK_MAC_ADDR_LEN; ++i) {
CheckSrc |= SrcAddr->a[i];
CheckDest |= DestAddr->a[i];
@@ -878,7 +878,7 @@ SK_MAC_ADDR *DestAddr) /* Destination address */
for (i = 0; i < 4; i++) {
pPacket->Random[i] = pAC->Rlmt.Port[PortNumber].Random[i];
}
-
+
SK_U16_TO_NETWORK_ORDER(
SK_RLMT_PACKET_VERSION, &pPacket->RlmtPacketVersion[0]);
@@ -1156,7 +1156,7 @@ SK_MBUF *pMb) /* Received packet */
if ((pRPort->PacketsPerTimeSlot - pRPort->BpduPacketsPerTimeSlot) != 0) {
SkRlmtPortReceives(pAC, IoC, PortNumber);
}
-
+
/* Check destination address. */
if (!SK_ADDR_EQUAL(pAPort->CurrentMacAddress.a, pRPacket->DstAddr) &&
@@ -1544,7 +1544,7 @@ SK_U32 PortNumber) /* Port to check */
PortNumber,
pRPort->PacketsPerTimeSlot - pRPort->BpduPacketsPerTimeSlot,
pRPort->PacketsPerTimeSlot))
-
+
SkRlmtPortReceives(pAC, IoC, PortNumber);
if (pAC->Rlmt.CheckSwitch) {
SkRlmtCheckSwitch(pAC, IoC, pRPort->Net->NetNumber);
@@ -1584,14 +1584,14 @@ SK_U32 *pSelect) /* New active port */
BcTimeStamp = 0; /* Not totally necessary, but feeling better. */
PortFound = SK_FALSE;
-
+
/* Select port with the latest TimeStamp. */
for (i = 0; i < (SK_U32)pAC->GIni.GIMacsFound; i++) {
SK_DBG_MSG(pAC, SK_DBGMOD_RLMT, SK_DBGCAT_CTRL,
("TimeStamp Port %d (Down: %d, NoRx: %d): %08x %08x.\n",
i,
- pAC->Rlmt.Port[i].PortDown, pAC->Rlmt.Port[i].PortNoRx,
+ pAC->Rlmt.Port[i].PortDown, pAC->Rlmt.Port[i].PortNoRx,
*((SK_U32*)(&pAC->Rlmt.Port[i].BcTimeStamp) + OFFS_HI32),
*((SK_U32*)(&pAC->Rlmt.Port[i].BcTimeStamp) + OFFS_LO32)))
@@ -1619,7 +1619,7 @@ SK_U32 *pSelect) /* New active port */
pAC->Rlmt.Port[i].BcTimeStamp +
SK_RLMT_BC_DELTA > BcTimeStamp)) {
PortFound = SK_FALSE;
-
+
SK_DBG_MSG(pAC, SK_DBGMOD_RLMT, SK_DBGCAT_CTRL,
("Port %d received a broadcast at a similar time.\n", i))
break;
@@ -1974,7 +1974,7 @@ SK_U32 NetIdx) /* Net index */
/* check of ChgBcPrio flag added */
if ((pAC->Rlmt.Net[0].RlmtMode != SK_RLMT_MODE_CLS) &&
(!pAC->Rlmt.Net[0].ChgBcPrio)) {
-
+
if (!PortFound) {
PortFound = SkRlmtSelectBcRx(
pAC, IoC, Active, PrefPort, &Para.Para32[1]);
@@ -2130,7 +2130,7 @@ SK_U32 NetIdx) /* Net number */
break;
}
}
-
+
if (!Equal) {
SK_ERR_LOG(pAC, SK_ERRCL_COMM, SKERR_RLMT_E005, SKERR_RLMT_E005_MSG);
Para.Para32[0] = NetIdx;
@@ -2330,7 +2330,7 @@ SK_EVPARA Para) /* SK_U32 PortNumber; SK_U32 Undefined */
Para2.Para32[1] = (SK_U32)-1;
SkTimerStart(pAC, IoC, &pRPort->UpTimer, SK_RLMT_PORTUP_TIM_VAL,
SKGE_RLMT, SK_RLMT_PORTUP_TIM, Para2);
-
+
/* Later: if (pAC->Rlmt.RlmtMode & SK_RLMT_CHECK_LOC_LINK) && */
if ((pRPort->Net->RlmtMode & SK_RLMT_TRANSPARENT) == 0 &&
(pRPort->Net->RlmtMode & SK_RLMT_CHECK_LINK) != 0 &&
@@ -2457,7 +2457,7 @@ SK_EVPARA Para) /* SK_U32 PortNumber; SK_U32 -1 */
("SK_RLMT_PORTDOWN* Event (%d) EMPTY.\n", Event))
return;
}
-
+
/* Stop port's timers. */
SkTimerStop(pAC, IoC, &pRPort->UpTimer);
SkTimerStop(pAC, IoC, &pRPort->DownRxTimer);
@@ -2947,7 +2947,7 @@ SK_EVPARA Para) /* SK_U32 NetNumber; SK_U32 -1 */
}
}
#endif /* xDEBUG */
-
+
SkRlmtCheckSeg(pAC, IoC, Para.Para32[0]);
SK_DBG_MSG(pAC, SK_DBGMOD_RLMT, SK_DBGCAT_CTRL,
@@ -2978,7 +2978,7 @@ SK_EVPARA Para) /* SK_MBUF *pMb */
SK_MBUF *pNextMb;
SK_U32 NetNumber;
-
+
SK_DBG_MSG(pAC, SK_DBGMOD_RLMT, SK_DBGCAT_CTRL,
("SK_RLMT_PACKET_RECEIVED Event BEGIN.\n"))
@@ -3261,7 +3261,7 @@ SK_EVPARA Para) /* SK_U32 NumNets; SK_U32 -1 */
pAC->Rlmt.Net[1].NumPorts = pAC->GIni.GIMacsFound - 1;
pAC->Rlmt.Net[0].NumPorts =
pAC->GIni.GIMacsFound - pAC->Rlmt.Net[1].NumPorts;
-
+
pAC->Rlmt.NumNets = Para.Para32[0];
for (i = 0; (SK_U32)i < pAC->Rlmt.NumNets; i++) {
pAC->Rlmt.Net[i].RlmtState = SK_RLMT_RS_INIT;
@@ -3432,7 +3432,7 @@ SK_U32 Event, /* Event code */
SK_EVPARA Para) /* Event-specific parameter */
{
switch (Event) {
-
+
/* ----- PORT events ----- */
case SK_RLMT_PORTSTART_TIM: /* From RLMT via TIME. */