diff options
Diffstat (limited to 'drivers/net/npe/include/IxEthDB_p.h')
| -rw-r--r-- | drivers/net/npe/include/IxEthDB_p.h | 710 |
1 files changed, 710 insertions, 0 deletions
diff --git a/drivers/net/npe/include/IxEthDB_p.h b/drivers/net/npe/include/IxEthDB_p.h new file mode 100644 index 0000000000..ccec7ea7be --- /dev/null +++ b/drivers/net/npe/include/IxEthDB_p.h @@ -0,0 +1,710 @@ +/** + * @file IxEthDB_p.h + * + * @brief Private MAC learning API + * + * @par + * IXP400 SW Release version 2.0 + * + * -- Copyright Notice -- + * + * @par + * Copyright 2001-2005, Intel Corporation. + * All rights reserved. + * + * @par + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the Intel Corporation nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * @par + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @par + * -- End of Copyright Notice -- + */ + +#ifndef IxEthDB_p_H +#define IxEthDB_p_H + +#include <IxTypes.h> +#include <IxOsal.h> +#include <IxEthDB.h> +#include <IxNpeMh.h> +#include <IxEthDBPortDefs.h> + +#include "IxEthDBMessages_p.h" +#include "IxEthDBLog_p.h" + +#if (CPU==SIMSPARCSOLARIS) + +/* when running unit tests intLock() won't protect the event queue so we lock it manually */ +#define TEST_FIXTURE_LOCK_EVENT_QUEUE { ixOsalMutexLock(&eventQueueLock, IX_OSAL_WAIT_FOREVER); } +#define TEST_FIXTURE_UNLOCK_EVENT_QUEUE { ixOsalMutexUnlock(&eventQueueLock); } + +#else + +#define TEST_FIXTURE_LOCK_EVENT_QUEUE /* nothing */ +#define TEST_FIXTURE_UNLOCK_EVENT_QUEUE /* nothing */ + +#endif /* #if(CPU==SIMSPARCSOLARIS) */ + +#ifndef IX_UNIT_TEST + +#define TEST_FIXTURE_INCREMENT_DB_CORE_ACCESS_COUNTER /* nothing */ +#define TEST_FIXTURE_MARK_OVERFLOW_EVENT /* nothing */ + +#else + +extern int dbAccessCounter; +extern int overflowEvent; + +#define TEST_FIXTURE_INCREMENT_DB_CORE_ACCESS_COUNTER { dbAccessCounter++; } +#define TEST_FIXTURE_MARK_OVERFLOW_EVENT { overflowEvent = 1; } + +#endif + +/* code readability markers */ +#define __mempool__ /* memory pool marker */ +#define __lock__ /* hash write locking marker */ +#define __smartpointer__ /* smart pointer marker - warning: use only clone() when duplicating! */ +#define __alignment__ /* marker for data used only as alignment zones */ + +/* constants */ +#define IX_ETH_DB_NPE_TIMEOUT (100) /* NPE response timeout, in ms */ + +/** + * number of hash table buckets + * it should be at least 8x the predicted number of entries for performance + * each bucket needs 8 bytes + */ +#define NUM_BUCKETS (8192) + +/** + * number of hash table buckets to preload when incrementing bucket iterator + * = two cache lines + */ +#define IX_ETHDB_CACHE_LINE_AHEAD (2) + +#define IX_ETHDB_BUCKETPTR_AHEAD ((IX_ETHDB_CACHE_LINE_AHEAD * IX_OSAL_CACHE_LINE_SIZE)/sizeof(void *)) + +#define IX_ETHDB_BUCKET_INDEX_MASK (((IX_OSAL_CACHE_LINE_SIZE)/sizeof(void *)) - 1) + +/* locks */ +#define MAX_LOCKS (20) /**< maximum number of locks used simultaneously, do not tamper with */ + +/* learning tree constants */ +#define INITIAL_ELT_SIZE (8) /**< initial byte size of tree (empty unused root size) */ +#define MAX_ELT_SIZE (512) /**< maximum number of entries (includes unused root) */ +#define MAX_GW_SIZE (32) /**< maximum number of gateway entries (including unused root) */ +#define MAX_FW_SIZE (32) /**< maximum number of firewall entries (including unused root) */ +#define ELT_ENTRY_SIZE (8) /**< entry size, in bytes */ +#define ELT_ROOT_OFFSET (ELT_ENTRY_SIZE) /**< tree root offset, in bytes - node preceeding root is unused */ +#define FULL_ELT_BYTE_SIZE (MAX_ELT_SIZE * ELT_ENTRY_SIZE) /**< full size of tree, in bytes, including unused root */ +#define FULL_GW_BYTE_SIZE (MAX_GW_SIZE * ELT_ENTRY_SIZE) /**< full size of gateway list, in bytes, including unused root */ +#define FULL_FW_BYTE_SIZE (MAX_FW_SIZE * ELT_ENTRY_SIZE) /**< full size of firewall table, in bytes, including unused root */ + +/* maximum size of the VLAN table: + * 4096 bits (one per VLAN) + * 8 bits in one byte + * interleaved VLAN membership and VLAN TTI (*2) */ +#define FULL_VLAN_BYTE_SIZE (4096 / 8 * 2) + +/* upper 9 bits used as set index, lower 3 bits as byte index */ +#define VLAN_SET_OFFSET(vlanID) ((vlanID) >> 3) +#define VLAN_SET_MASK(vlanID) (0x7 - ((vlanID) & 0x7)) + +/* Update zone definitions */ +#define NPE_TREE_MEM_SIZE (4096) /* ((511 entries + 1 unused root) * 8 bytes/entry) */ + +/* check the above value, we rely on 4k */ +#if NPE_TREE_MEM_SIZE != 4096 + #error NPE_TREE_MEM_SIZE is not defined to 4096 bytes! +#endif + +/* Size Filtering limits (Jumbo frame filtering) */ +#define IX_ETHDB_MAX_FRAME_SIZE 65535 /* other ports than NPE ports */ +#define IX_ETHDB_MIN_FRAME_SIZE 1 /* other ports than NPE ports */ +#define IX_ETHDB_MAX_NPE_FRAME_SIZE 16320 /* NPE ports firmware limit */ +#define IX_ETHDB_MIN_NPE_FRAME_SIZE 1 /* NPE ports firmware limit */ +#define IX_ETHDB_DEFAULT_FRAME_SIZE 1522 + +/* memory management pool sizes */ + +/* + * Note: + * + * NODE_POOL_SIZE controls the maximum number of elements in the database at any one time. + * It should be large enough to cover all the search trees of all the ports simultaneously. + * + * MAC_POOL_SIZE should be higher than NODE_POOL_SIZE by at least the total number of MAC addresses + * possible to be held at any time in all the ports. + * + * TREE_POOL_SIZE should follow the same guideline as for MAC_POOL_SIZE. + * + * The database structure described here (2000/4000/4000) is enough for two NPEs holding at most 511 + * entries each plus one PCI NIC holding at most 900 entries. + */ + +#define NODE_POOL_SIZE (2000) /**< number of HashNode objects - also master number of elements in the database; each entry has 16 bytes */ +#define MAC_POOL_SIZE (4000) /**< number of MacDescriptor objects; each entry has 28 bytes */ +#define TREE_POOL_SIZE (4000) /**< number of MacTreeNode objects; each entry has 16 bytes */ + +/* retry policies */ +#define BUSY_RETRY_ENABLED (TRUE) /**< if set to TRUE the API will retry automatically calls returning BUSY */ +#define FOREVER_RETRY (TRUE) /**< if set to TRUE the API will retry forever BUSY calls */ +#define MAX_RETRIES (400) /**< upper retry limit - used only when FOREVER_RETRY is FALSE */ +#define BUSY_RETRY_YIELD (5) /**< ticks to yield for every failed retry */ + +/* event management */ +#define EVENT_QUEUE_SIZE (500) /**< size of the sink collecting events from the Message Handler FIFO */ +#define EVENT_PROCESSING_LIMIT (100) /**< batch processing control size (how many events are extracted from the queue at once) */ + +/* MAC descriptors */ +#define STATIC_ENTRY (TRUE) +#define DYNAMIC_ENTRY (FALSE) + +/* age reset on next maintenance - incrementing by 1 will reset to 0 */ +#define AGE_RESET (0xFFFFFFFF) + +/* dependency maps */ +#define EMPTY_DEPENDENCY_MAP (0) + +/* trees */ +#define RIGHT (1) +#define LEFT (-1) + +/* macros */ +#define IX_ETH_DB_CHECK_PORT_EXISTS(portID) \ +{ \ + if ((portID) >= IX_ETH_DB_NUMBER_OF_PORTS) \ + { \ + return IX_ETH_DB_INVALID_PORT; \ + } \ +} + +#define IX_ETH_DB_CHECK_PORT_INITIALIZED(portID) \ +{ \ + if ((portID) >= IX_ETH_DB_NUMBER_OF_PORTS) \ + { \ + return IX_ETH_DB_INVALID_PORT; \ + } \ + else \ + { \ + if (!ixEthDBPortInfo[portID].initialized) \ + { \ + return IX_ETH_DB_PORT_UNINITIALIZED; \ + } \ + } \ +} + +/* single NPE check */ +#define IX_ETH_DB_CHECK_SINGLE_NPE(portID) \ + if (ixEthDBSingleEthNpeCheck(portID) != IX_ETH_DB_SUCCESS) \ + { \ + WARNING_LOG("EthDB: port ID %d is unavailable\n",(UINT32) portID); \ + \ + return IX_ETH_DB_INVALID_PORT; \ + } + +/* feature check */ +#define IX_ETH_DB_CHECK_FEATURE(portID, feature) \ + if ((ixEthDBPortInfo[portID].featureStatus & feature) == 0) \ + { \ + return IX_ETH_DB_FEATURE_UNAVAILABLE; \ + } + +/* busy retrying */ +#define BUSY_RETRY(functionCall) \ + { \ + UINT32 retries = 0; \ + IxEthDBStatus br_result; \ + \ + while ((br_result = functionCall) == IX_ETH_DB_BUSY \ + && BUSY_RETRY_ENABLED && (FOREVER_RETRY || ++retries < MAX_RETRIES)) { ixOsalSleep(BUSY_RETRY_YIELD); }; \ + \ + if ((!FOREVER_RETRY && retries == MAX_RETRIES) || (br_result == IX_ETH_DB_FAIL)) \ + {\ + ERROR_LOG("Ethernet Learning Database Error: BUSY_RETRY failed at %s:%d\n", __FILE__, __LINE__); \ + }\ + } + +#define BUSY_RETRY_WITH_RESULT(functionCall, brwr_result) \ + { \ + UINT32 retries = 0; \ + \ + while ((brwr_result = functionCall) == IX_ETH_DB_BUSY \ + && BUSY_RETRY_ENABLED && (FOREVER_RETRY || ++retries < MAX_RETRIES)) { ixOsalSleep(BUSY_RETRY_YIELD); }; \ + \ + if ((!FOREVER_RETRY && retries == MAX_RETRIES) || (brwr_result == IX_ETH_DB_FAIL)) \ + {\ + ERROR_LOG("Ethernet Learning Database Error: BUSY_RETRY_WITH_RESULT failed at %s:%d\n", __FILE__, __LINE__); \ + }\ + } + +/* iterators */ +#define IS_ITERATOR_VALID(iteratorPtr) ((iteratorPtr)->node != NULL) + +/* dependency port maps */ + +/* Warning: if port indexing starts from 1 replace (portID) with (portID - 1) in DEPENDENCY_MAP (and make sure IX_ETH_DB_NUMBER_OF_PORTS is big enough) */ + +/* gives an empty dependency map */ +#define SET_EMPTY_DEPENDENCY_MAP(map) { int i = 0; for (; i < 32 ; i++) map[i] = 0; } + +#define IS_EMPTY_DEPENDENCY_MAP(result, map) { int i = 0 ; result = TRUE; for (; i < 32 ; i++) if (map[i] != 0) { result = FALSE; break; }} + +/** + * gives a map consisting only of 'portID' + */ +#define SET_DEPENDENCY_MAP(map, portID) {SET_EMPTY_DEPENDENCY_MAP(map); map[portID >> 3] = 1 << (portID & 0x7);} + +/** + * gives a map resulting from joining map1 and map2 + */ +#define JOIN_MAPS(map, map1, map2) { int i = 0; for (; i < 32 ; i++) map[i] = map1[i] | map2[i]; } + +/** + * gives the map resulting from joining portID and map + */ +#define JOIN_PORT_TO_MAP(map, portID) { map[portID >> 3] |= 1 << (portID & 0x7); } + +/** + * gives the map resulting from excluding portID from map + */ +#define EXCLUDE_PORT_FROM_MAP(map, portID) { map[portID >> 3] &= ~(1 << (portID & 0x7); } + +/** + * returns TRUE if map1 is a subset of map2 and FALSE otherwise + */ +#define IS_MAP_SUBSET(result, map1, map2) { int i = 0; result = TRUE; for (; i < 32 ; i++) if ((map1[i] | map2[i]) != map2[i]) result = FALSE; } + +/** + * returns TRUE is portID is part of map and FALSE otherwise + */ +#define IS_PORT_INCLUDED(portID, map) ((map[portID >> 3] & (1 << (portID & 0x7))) != 0) + +/** + * returns the difference between map1 and map2 (ports included in map1 and not included in map2) + */ +#define DIFF_MAPS(map, map1, map2) { int i = 0; for (; i < 32 ; i++) map[i] = map1[i] ^ (map1[i] & map2[i]); } + +/** + * returns TRUE if the maps collide (have at least one port in common) and FALSE otherwise + */ +#define MAPS_COLLIDE(result, map1, map2) { int i = 0; result = FALSE; for (; i < 32 ; i++) if ((map1[i] & map2[i]) != 0) result = TRUE; } + +/* size (number of ports) of a dependency map */ +#define GET_MAP_SIZE(map, size) { int i = 0, b = 0; size = 0; for (; i < 32 ; i++) { char y = map[i]; for (; b < 8 && (y >>= 1); b++) size += (y & 1); }} + +/* copy map2 into map1 */ +#define COPY_DEPENDENCY_MAP(map1, map2) { memcpy (map1, map2, sizeof (map1)); } + +/* definition of a port map size/port number which cannot be reached (we support at most 32 ports) */ +#define MAX_PORT_SIZE (0xFF) +#define MAX_PORT_NUMBER (0xFF) + +#define IX_ETH_DB_CHECK_REFERENCE(ptr) { if ((ptr) == NULL) { return IX_ETH_DB_INVALID_ARG; } } +#define IX_ETH_DB_CHECK_MAP(portID, map) { if (!IS_PORT_INCLUDED(portID, map)) { return IX_ETH_DB_INVALID_ARG; } } + +/* event queue macros */ +#define EVENT_QUEUE_WRAP(offset) ((offset) >= EVENT_QUEUE_SIZE ? (offset) - EVENT_QUEUE_SIZE : (offset)) + +#define CAN_ENQUEUE(eventQueuePtr) ((eventQueuePtr)->length < EVENT_QUEUE_SIZE) + +#define QUEUE_HEAD(eventQueuePtr) (&(eventQueuePtr)->queue[EVENT_QUEUE_WRAP((eventQueuePtr)->base + (eventQueuePtr)->length)]) + +#define QUEUE_TAIL(eventQueuePtr) (&(eventQueuePtr)->queue[(eventQueuePtr)->base]) + +#define PUSH_UPDATE_QUEUE(eventQueuePtr) { (eventQueuePtr)->length++; } + +#define SHIFT_UPDATE_QUEUE(eventQueuePtr) \ + { \ + (eventQueuePtr)->base = EVENT_QUEUE_WRAP((eventQueuePtr)->base + 1); \ + (eventQueuePtr)->length--; \ + } + +#define RESET_QUEUE(eventQueuePtr) \ + { \ + (eventQueuePtr)->base = 0; \ + (eventQueuePtr)->length = 0; \ + } + +/* node stack macros - used to browse a tree without using a recursive function */ +#define NODE_STACK_INIT(stack) { (stack)->nodeCount = 0; } +#define NODE_STACK_PUSH(stack, node, offset) { (stack)->nodes[(stack)->nodeCount] = (node); (stack)->offsets[(stack)->nodeCount++] = (offset); } +#define NODE_STACK_POP(stack, node, offset) { (node) = (stack)->nodes[--(stack)->nodeCount]; offset = (stack)->offsets[(stack)->nodeCount]; } +#define NODE_STACK_NONEMPTY(stack) ((stack)->nodeCount != 0) + +#ifndef IX_NDEBUG +#define IX_ETH_DB_NPE_MSG_HISTORY_DEPTH (100) +#define LOG_NPE_MSG(msg) \ + do { \ + UINT32 npeMsgHistoryIndex = (npeMsgHistoryLen++) % IX_ETH_DB_NPE_MSG_HISTORY_DEPTH; \ + npeMsgHistory[npeMsgHistoryIndex][0] = msg.data[0]; \ + npeMsgHistory[npeMsgHistoryIndex][1] = msg.data[1]; \ + } while (0); +#else +#define LOG_NPE_MSG() /* nothing */ +#endif + +/* ----------- Data -------------- */ + +/* typedefs */ + +typedef UINT32 (*HashFunction)(void *entity); +typedef BOOL (*MatchFunction)(void *reference, void *entry); +typedef void (*FreeFunction)(void *entry); + +/** + * basic component of a hash table + */ +typedef struct HashNode_t +{ + void *data; /**< specific data */ + struct HashNode_t *next; /**< used for bucket chaining */ + + __mempool__ struct HashNode_t *nextFree; /**< memory pool management */ + + __lock__ IxOsalFastMutex lock; /**< node lock */ +} HashNode; + +/** + * @brief hash table iterator definition + * + * an iterator is an object which can be used + * to browse a hash table + */ +typedef struct +{ + UINT32 bucketIndex; /**< index of the currently iterated bucket */ + HashNode *previousNode; /**< reference to the previously iterated node within the current bucket */ + HashNode *node; /**< reference to the currently iterated node */ +} HashIterator; + +/** + * definition of a MAC descriptor (a database record) + */ + +typedef enum +{ + IX_ETH_DB_WIFI_AP_TO_STA = 0x0, + IX_ETH_DB_WIFI_AP_TO_AP = 0x1 +} IxEthDBWiFiRecordType; + +typedef union +{ + struct + { + UINT32 age; + BOOL staticEntry; /**< TRUE if this address is static (doesn't age) */ + } filteringData; + + struct + { + UINT32 age; + BOOL staticEntry; + UINT32 ieee802_1qTag; + } filteringVlanData; + + struct + { + IxEthDBWiFiRecordType type; /**< AP_TO_AP (0x1) or AP_TO_STA (0x0) */ + UINT32 gwAddressIndex; /**< used only when linearizing the entries for NPE usage */ + UINT8 gwMacAddress[IX_IEEE803_MAC_ADDRESS_SIZE]; + + __alignment__ UINT8 reserved2[2]; + } wifiData; +} IxEthDBRecordData; + +typedef struct MacDescriptor_t +{ + UINT8 macAddress[IX_IEEE803_MAC_ADDRESS_SIZE]; + + __alignment__ UINT8 reserved1[2]; + + UINT32 portID; + IxEthDBRecordType type; + IxEthDBRecordData recordData; + + /* used for internal operations, such as NPE linearization */ + void *internal; + + /* custom user data */ + void *user; + + __mempool__ struct MacDescriptor_t *nextFree; /**< memory pool management */ + __smartpointer__ UINT32 refCount; /**< smart pointer reference counter */ +} MacDescriptor; + +/** + * hash table definition + */ +typedef struct +{ + HashNode *hashBuckets[NUM_BUCKETS]; + UINT32 numBuckets; + + __lock__ IxOsalFastMutex bucketLocks[NUM_BUCKETS]; + + HashFunction entryHashFunction; + MatchFunction *matchFunctions; + FreeFunction freeFunction; +} HashTable; + +typedef enum +{ + IX_ETH_DB_MAC_KEY = 1, + IX_ETH_DB_MAC_PORT_KEY = 2, + IX_ETH_DB_MAC_VLAN_KEY = 3, + IX_ETH_DB_MAX_KEY_INDEX = 3 +} IxEthDBSearchKeyType; + +typedef struct MacTreeNode_t +{ + __smartpointer__ MacDescriptor *descriptor; + struct MacTreeNode_t *left, *right; + + __mempool__ struct MacTreeNode_t *nextFree; +} MacTreeNode; + +typedef IxEthDBStatus (*IxEthDBPortUpdateHandler)(IxEthDBPortId portID, IxEthDBRecordType type); + +typedef void (*IxEthDBNoteWriteFn)(void *address, MacTreeNode *node); + +typedef struct +{ + BOOL updateEnabled; /**< TRUE if updates are enabled for port */ + BOOL userControlled; /**< TRUE if the user has manually used ixEthDBPortUpdateEnableSet */ + BOOL treeInitialized; /**< TRUE if the NPE has received an initial tree */ + IxEthDBPortUpdateHandler updateHandler; /**< port update handler routine */ + void *npeUpdateZone; /**< port update memory zone */ + void *npeGwUpdateZone; /**< port update memory zone for gateways */ + void *vlanUpdateZone; /**< port update memory zone for VLAN tables */ + MacTreeNode *searchTree; /**< internal search tree, in MacTreeNode representation */ + BOOL searchTreePendingWrite; /**< TRUE if searchTree holds a tree pending write to the port */ +} PortUpdateMethod; + +typedef struct +{ + IxEthDBPortId portID; /**< port ID */ + BOOL enabled; /**< TRUE if the port is enabled */ + BOOL agingEnabled; /**< TRUE if aging on this port is enabled */ + BOOL initialized; + IxEthDBPortMap dependencyPortMap; /**< dependency port map for this port */ + PortUpdateMethod updateMethod; /**< update method structure */ + BOOL macAddressUploaded; /**< TRUE if the MAC address was uploaded into the port */ + UINT32 maxRxFrameSize; /**< maximum Rx frame size for this port */ + UINT32 maxTxFrameSize; /**< maximum Rx frame size for this port */ + + UINT8 bbsid[6]; + __alignment__ UINT8 reserved[2]; + UINT32 frameControlDurationID; /**< Frame Control - Duration/ID WiFi control */ + + IxEthDBVlanTag vlanTag; /**< default VLAN tag for port */ + IxEthDBPriorityTable priorityTable; /**< QoS <=> internal priority mapping */ + IxEthDBVlanSet vlanMembership; + IxEthDBVlanSet transmitTaggingInfo; + IxEthDBFrameFilter frameFilter; + IxEthDBTaggingAction taggingAction; + + UINT32 npeFrameFilter; + UINT32 npeTaggingAction; + + IxEthDBFirewallMode firewallMode; + BOOL srcAddressFilterEnabled; + + BOOL stpBlocked; + + IxEthDBFeature featureCapability; + IxEthDBFeature featureStatus; + + UINT32 ixEthDBTrafficClassAQMAssignments[IX_IEEE802_1Q_QOS_PRIORITY_COUNT]; + + UINT32 ixEthDBTrafficClassCount; + + UINT32 ixEthDBTrafficClassAvailable; + + + + __lock__ IxOsalMutex npeAckLock; +} PortInfo; + +/* list of port information structures indexed on port Ids */ +extern IX_ETH_DB_PUBLIC PortInfo ixEthDBPortInfo[IX_ETH_DB_NUMBER_OF_PORTS]; + +typedef enum +{ + IX_ETH_DB_ADD_FILTERING_RECORD = 0xFF0001, + IX_ETH_DB_REMOVE_FILTERING_RECORD = 0xFF0002 +} PortEventType; + +typedef struct +{ + UINT32 eventType; + IxEthDBPortId portID; + IxEthDBMacAddr macAddr; + BOOL staticEntry; +} PortEvent; + +typedef struct +{ + PortEvent queue[EVENT_QUEUE_SIZE]; + UINT32 base; + UINT32 length; +} PortEventQueue; + +typedef struct +{ + IxEthDBPortId portID; /**< originating port */ + MacDescriptor *macDescriptors[MAX_ELT_SIZE]; /**< addresses to be synced into db */ + UINT32 addressCount; /**< number of addresses */ +} TreeSyncInfo; + +typedef struct +{ + MacTreeNode *nodes[MAX_ELT_SIZE]; + UINT32 offsets[MAX_ELT_SIZE]; + UINT32 nodeCount; +} MacTreeNodeStack; + +/* Prototypes */ + +/* ----------- Memory management -------------- */ + +IX_ETH_DB_PUBLIC void ixEthDBInitMemoryPools(void); + +IX_ETH_DB_PUBLIC HashNode* ixEthDBAllocHashNode(void); +IX_ETH_DB_PUBLIC void ixEthDBFreeHashNode(HashNode *); + +IX_ETH_DB_PUBLIC __smartpointer__ MacDescriptor* ixEthDBAllocMacDescriptor(void); +IX_ETH_DB_PUBLIC __smartpointer__ MacDescriptor* ixEthDBCloneMacDescriptor(MacDescriptor *macDescriptor); +IX_ETH_DB_PUBLIC __smartpointer__ void ixEthDBFreeMacDescriptor(MacDescriptor *); + +IX_ETH_DB_PUBLIC __smartpointer__ MacTreeNode* ixEthDBAllocMacTreeNode(void); +IX_ETH_DB_PUBLIC __smartpointer__ MacTreeNode* ixEthDBCloneMacTreeNode(MacTreeNode *); +IX_ETH_DB_PUBLIC __smartpointer__ void ixEthDBFreeMacTreeNode(MacTreeNode *); + +IX_ETH_DB_PUBLIC void ixEthDBPoolFreeMacTreeNode(MacTreeNode *); +IX_ETH_DB_PUBLIC UINT32 ixEthDBSearchTreeUsageGet(MacTreeNode *tree); +IX_ETH_DB_PUBLIC int ixEthDBShowMemoryStatus(void); + +/* Hash Table */ +IX_ETH_DB_PUBLIC void ixEthDBInitHash(HashTable *hashTable, UINT32 numBuckets, HashFunction entryHashFunction, MatchFunction *matchFunctions, FreeFunction freeFunction); + +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBAddHashEntry(HashTable *hashTable, void *entry); +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBRemoveHashEntry(HashTable *hashTable, int keyType, void *reference); +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBSearchHashEntry(HashTable *hashTable, int keyType, void *reference, HashNode **searchResult); +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBPeekHashEntry(HashTable *hashTable, int keyType, void *reference); +IX_ETH_DB_PUBLIC void ixEthDBReleaseHashNode(HashNode *node); + +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBInitHashIterator(HashTable *hashTable, HashIterator *iterator); +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBIncrementHashIterator(HashTable *hashTable, HashIterator *iterator); +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBRemoveEntryAtHashIterator(HashTable *hashTable, HashIterator *iterator); +IX_ETH_DB_PUBLIC void ixEthDBReleaseHashIterator(HashIterator *iterator); + +/* API Support */ +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBPortAddressSet(IxEthDBPortId portID, IxEthDBMacAddr *macAddr); +IX_ETH_DB_PUBLIC void ixEthDBMaximumFrameSizeAckCallback(IxNpeMhNpeId npeID, IxNpeMhMessage msg); + +/* DB Core functions */ +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBInit(void); +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBAdd(MacDescriptor *newRecordTemplate, IxEthDBPortMap updateTrigger); +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBRemove(MacDescriptor *templateRecord, IxEthDBPortMap updateTrigger); +IX_ETH_DB_PUBLIC HashNode* ixEthDBSearch(IxEthDBMacAddr *macAddress, IxEthDBRecordType typeFilter); +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBPeek(IxEthDBMacAddr *macAddress, IxEthDBRecordType typeFilter); + +/* Learning support */ +IX_ETH_DB_PUBLIC UINT32 ixEthDBAddressCompare(UINT8 *mac1, UINT8 *mac2); +IX_ETH_DB_PUBLIC BOOL ixEthDBAddressMatch(void *reference, void *entry); +IX_ETH_DB_PUBLIC UINT32 ixEthDBEntryXORHash(void *macDescriptor); +IX_ETH_DB_PUBLIC UINT32 ixEthDBKeyXORHash(void *macAddress); + +/* Port updates */ +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBNPEUpdateHandler(IxEthDBPortId portID, IxEthDBRecordType type); +IX_ETH_DB_PUBLIC void ixEthDBUpdatePortLearningTrees(IxEthDBPortMap triggerPorts); +IX_ETH_DB_PUBLIC void ixEthDBNPEAccessRequest(IxEthDBPortId portID); +IX_ETH_DB_PUBLIC void ixEthDBUpdateLock(void); +IX_ETH_DB_PUBLIC void ixEthDBUpdateUnlock(void); +IX_ETH_DB_PUBLIC MacTreeNode* ixEthDBQuery(MacTreeNode *searchTree, IxEthDBPortMap query, IxEthDBRecordType recordFilter, UINT32 maximumEntries); +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBFirewallUpdate(IxEthDBPortId portID, void *address, UINT32 epDelta); + +/* Init/unload */ +IX_ETH_DB_PUBLIC void ixEthDBPortSetAckCallback(IxNpeMhNpeId npeID, IxNpeMhMessage msg); +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBEventProcessorInit(void); +IX_ETH_DB_PUBLIC void ixEthDBPortInit(IxEthDBPortId portID); +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBPortEnable(IxEthDBPortId portID); +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBPortDisable(IxEthDBPortId portID); +IX_ETH_DB_PUBLIC void ixEthDBNPEUpdateAreasInit(void); +IX_ETH_DB_PUBLIC UINT32 ixEthDBMatchMethodsRegister(MatchFunction *matchFunctions); +IX_ETH_DB_PUBLIC UINT32 ixEthDBRecordSerializeMethodsRegister(void); +IX_ETH_DB_PUBLIC UINT32 ixEthDBUpdateTypeRegister(BOOL *typeArray); +IX_ETH_DB_PUBLIC void ixEthDBNPEUpdateAreasUnload(void); +IX_ETH_DB_PUBLIC void ixEthDBFeatureCapabilityScan(void); +IX_ETH_DB_PUBLIC UINT32 ixEthDBKeyTypeRegister(UINT32 *keyType); + +/* Event processing */ +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBDefaultEventCallbackEnable(IxEthDBPortId portID, BOOL enable); +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBTriggerAddPortUpdate(IxEthDBMacAddr *macAddr, IxEthDBPortId portID, BOOL staticEntry); +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBTriggerRemovePortUpdate(IxEthDBMacAddr *macAddr, IxEthDBPortId portID); +IX_ETH_DB_PUBLIC void ixEthDBNPEEventCallback(IxNpeMhNpeId npeID, IxNpeMhMessage msg); + +/* NPE adaptor */ +IX_ETH_DB_PUBLIC void ixEthDBGetMacDatabaseCbk(IxNpeMhNpeId npeID, IxNpeMhMessage msg); +IX_ETH_DB_PUBLIC void ixEthDBNpeMsgAck(IxNpeMhNpeId npeID, IxNpeMhMessage msg); +IX_ETH_DB_PUBLIC void ixEthDBNPESyncScan(IxEthDBPortId portID, void *eltBaseAddress, UINT32 eltSize); +IX_ETH_DB_PUBLIC void ixEthDBNPETreeWrite(IxEthDBRecordType type, UINT32 totalSize, void *baseAddress, MacTreeNode *tree, UINT32 *blocks, UINT32 *startIndex); +IX_ETH_DB_PUBLIC void ixEthDBNPEGatewayNodeWrite(void *address, MacTreeNode *node); + +/* Other public API functions */ +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBStartLearningFunction(void); +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBStopLearningFunction(void); +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBPortUpdateEnableSet(IxEthDBPortId portID, BOOL enableUpdate); + +/* Maximum Tx/Rx public functions */ +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBFilteringPortMaximumRxFrameSizeSet(IxEthDBPortId portID, UINT32 maximumRxFrameSize); +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBFilteringPortMaximumTxFrameSizeSet(IxEthDBPortId portID, UINT32 maximumTxFrameSize); + +/* VLAN-related */ +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBPortVlanTableSet(IxEthDBPortId portID, IxEthDBVlanSet portVlanTable, IxEthDBVlanSet vlanSet); + +/* Record search */ +IX_ETH_DB_PUBLIC BOOL ixEthDBAddressRecordMatch(void *untypedReference, void *untypedEntry); +IX_ETH_DB_PUBLIC BOOL ixEthDBVlanRecordMatch(void *untypedReference, void *untypedEntry); +IX_ETH_DB_PUBLIC BOOL ixEthDBPortRecordMatch(void *untypedReference, void *untypedEntry); +IX_ETH_DB_PUBLIC BOOL ixEthDBNullMatch(void *reference, void *entry); +IX_ETH_DB_PUBLIC HashNode* ixEthDBPortSearch(IxEthDBMacAddr *macAddress, IxEthDBPortId portID, IxEthDBRecordType typeFilter); +IX_ETH_DB_PUBLIC HashNode* ixEthDBVlanSearch(IxEthDBMacAddr *macAddress, IxEthDBVlanId vlanID, IxEthDBRecordType typeFilter); + +/* Utilities */ +IX_ETH_DB_PUBLIC const char* mac2string(const unsigned char *mac); +IX_ETH_DB_PUBLIC void showHashInfo(void); +IX_ETH_DB_PUBLIC int ixEthDBAnalyzeHash(void); +IX_ETH_DB_PUBLIC const char* errorString(IxEthDBStatus error); +IX_ETH_DB_PUBLIC int numHashElements(void); +IX_ETH_DB_PUBLIC void zapHashtable(void); +IX_ETH_DB_PUBLIC BOOL ixEthDBCheckSingleBitValue(UINT32 value); + +/* Single Eth NPE Check */ +IX_ETH_DB_PUBLIC IxEthDBStatus ixEthDBSingleEthNpeCheck(IxEthDBPortId portId); + +#endif /* IxEthDB_p_H */ + |