drivers/s390/net/qeth_mpc.h

   1 /*
   2  * linux/drivers/s390/net/qeth_mpc.h
   3  *
   4  * Linux on zSeries OSA Express and HiperSockets support
   5  *
   6  * Copyright 2000,2003 IBM Corporation
   7  * Author(s): Utz Bacher <utz.bacher@de.ibm.com>
   8  *            Thomas Spatzier <tspat@de.ibm.com>
   9  *            Frank Pavlic <pavlic@de.ibm.com>
  10  *
  11  */
  12 #ifndef __QETH_MPC_H__
  13 #define __QETH_MPC_H__
  14
  15 #include <asm/qeth.h>
  16
  17 #define VERSION_QETH_MPC_H "$Revision: 1.27 $"
  18
  19 #define IPA_PDU_HEADER_SIZE     0x40
  20 #define QETH_IPA_PDU_LEN_TOTAL(buffer) (buffer+0x0e)
  21 #define QETH_IPA_PDU_LEN_PDU1(buffer) (buffer+0x26)
  22 #define QETH_IPA_PDU_LEN_PDU2(buffer) (buffer+0x2a)
  23 #define QETH_IPA_PDU_LEN_PDU3(buffer) (buffer+0x3a)
  24
  25 extern unsigned char IPA_PDU_HEADER[];
  26 #define QETH_IPA_CMD_DEST_ADDR(buffer) (buffer+0x2c)
  27
  28 #define IPA_CMD_LENGTH  (IPA_PDU_HEADER_SIZE + sizeof(struct qeth_ipa_cmd))
  29
  30 #define QETH_SEQ_NO_LENGTH      4
  31 #define QETH_MPC_TOKEN_LENGTH   4
  32 #define QETH_MCL_LENGTH         4
  33 #define OSA_ADDR_LEN            6
  34
  35 #define QETH_TIMEOUT            (10 * HZ)
  36 #define QETH_IDX_COMMAND_SEQNO  -1
  37 #define SR_INFO_LEN             16
  38
  39 #define QETH_CLEAR_CHANNEL_PARM -10
  40 #define QETH_HALT_CHANNEL_PARM  -11
  41
  42 /*****************************************************************************/
  43 /* IP Assist related definitions                                             */
  44 /*****************************************************************************/
  45 #define IPA_CMD_INITIATOR_HOST  0x00
  46 #define IPA_CMD_INITIATOR_HYDRA 0x01
  47 #define IPA_CMD_PRIM_VERSION_NO 0x01
  48
  49 enum qeth_card_types {
  50         QETH_CARD_TYPE_UNKNOWN = 0,
  51         QETH_CARD_TYPE_OSAE    = 10,
  52         QETH_CARD_TYPE_IQD     = 1234,
  53 };
  54
  55 #define QETH_MPC_DIFINFO_LEN_INDICATES_LINK_TYPE 0x18
  56 /* only the first two bytes are looked at in qeth_get_cardname_short */
  57 enum qeth_link_types {
  58         QETH_LINK_TYPE_FAST_ETH     = 0x01,
  59         QETH_LINK_TYPE_HSTR         = 0x02,
  60         QETH_LINK_TYPE_GBIT_ETH     = 0x03,
  61         QETH_LINK_TYPE_10GBIT_ETH   = 0x10,
  62         QETH_LINK_TYPE_LANE_ETH100  = 0x81,
  63         QETH_LINK_TYPE_LANE_TR      = 0x82,
  64         QETH_LINK_TYPE_LANE_ETH1000 = 0x83,
  65         QETH_LINK_TYPE_LANE         = 0x88,
  66         QETH_LINK_TYPE_ATM_NATIVE   = 0x90,
  67 };
  68
  69 enum qeth_tr_macaddr_modes {
  70         QETH_TR_MACADDR_NONCANONICAL = 0,
  71         QETH_TR_MACADDR_CANONICAL    = 1,
  72 };
  73
  74 enum qeth_tr_broadcast_modes {
  75         QETH_TR_BROADCAST_ALLRINGS = 0,
  76         QETH_TR_BROADCAST_LOCAL    = 1,
  77 };
  78
  79 /* these values match CHECKSUM_* in include/linux/skbuff.h */
  80 enum qeth_checksum_types {
  81         SW_CHECKSUMMING = 0, /* TODO: set to bit flag used in IPA Command */
  82         HW_CHECKSUMMING = 1,
  83         NO_CHECKSUMMING = 2,
  84 };
  85 #define QETH_CHECKSUM_DEFAULT SW_CHECKSUMMING
  86
  87 /*
  88  * Routing stuff
  89  */
  90 #define RESET_ROUTING_FLAG 0x10 /* indicate that routing type shall be set */
  91 enum qeth_routing_types {
  92         NO_ROUTER           = 0, /* TODO: set to bit flag used in IPA Command */
  93         PRIMARY_ROUTER      = 1,
  94         SECONDARY_ROUTER    = 2,
  95         MULTICAST_ROUTER    = 3,
  96         PRIMARY_CONNECTOR   = 4,
  97         SECONDARY_CONNECTOR = 5,
  98 };
  99
 100
 101 /* IPA Commands */
 102 enum qeth_ipa_cmds {
 103         IPA_CMD_STARTLAN              = 0x01,
 104         IPA_CMD_STOPLAN               = 0x02,
 105         IPA_CMD_SETIP                 = 0xb1,
 106         IPA_CMD_DELIP                 = 0xb7,
 107         IPA_CMD_QIPASSIST             = 0xb2,
 108         IPA_CMD_SETASSPARMS           = 0xb3,
 109         IPA_CMD_SETIPM                = 0xb4,
 110         IPA_CMD_DELIPM                = 0xb5,
 111         IPA_CMD_SETRTG                = 0xb6,
 112         IPA_CMD_SETADAPTERPARMS       = 0xb8,
 113         IPA_CMD_IPFRAME               = 0xb9,
 114         IPA_CMD_ADD_ADDR_ENTRY        = 0xc1,
 115         IPA_CMD_DELETE_ADDR_ENTRY     = 0xc2,
 116         IPA_CMD_CREATE_ADDR           = 0xc3,
 117         IPA_CMD_DESTROY_ADDR          = 0xc4,
 118         IPA_CMD_REGISTER_LOCAL_ADDR   = 0xd1,
 119         IPA_CMD_UNREGISTER_LOCAL_ADDR = 0xd2,
 120 };
 121
 122 enum qeth_ip_ass_cmds {
 123         IPA_CMD_ASS_START       = 0x0001,
 124         IPA_CMD_ASS_STOP        = 0x0002,
 125         IPA_CMD_ASS_CONFIGURE   = 0x0003,
 126         IPA_CMD_ASS_ENABLE      = 0x0004,
 127 };
 128
 129 enum qeth_arp_process_subcmds {
 130         IPA_CMD_ASS_ARP_SET_NO_ENTRIES  = 0x0003,
 131         IPA_CMD_ASS_ARP_QUERY_CACHE     = 0x0004,
 132         IPA_CMD_ASS_ARP_ADD_ENTRY       = 0x0005,
 133         IPA_CMD_ASS_ARP_REMOVE_ENTRY    = 0x0006,
 134         IPA_CMD_ASS_ARP_FLUSH_CACHE     = 0x0007,
 135         IPA_CMD_ASS_ARP_QUERY_INFO      = 0x0104,
 136         IPA_CMD_ASS_ARP_QUERY_STATS     = 0x0204,
 137 };
 138
 139 /* Return Codes for IPA Commands */
 140 enum qeth_ipa_return_codes {
 141         IPA_RC_SUCCESS             = 0x0000,
 142         IPA_RC_NOTSUPP             = 0x0001,
 143         IPA_RC_NO_ACCESS           = 0x0002,
 144         IPA_RC_FAILED              = 0x0003,
 145         IPA_RC_DATA_MISMATCH       = 0xe001,
 146         IPA_RC_INVALID_LAN_TYPE    = 0xe003,
 147         IPA_RC_INVALID_LAN_NO      = 0xe004,
 148         IPA_RC_IPADDR_ALREADY_REG  = 0xe005,
 149         IPA_RC_IPADDR_TABLE_FULL   = 0xe006,
 150         IPA_RC_IPADDR_ALREADY_USED = 0xe00a,
 151         IPA_RC_ASSNO_NOT_SUPP      = 0xe00d,
 152         IPA_RC_ASSCMD_START_FAILED = 0xe00e,
 153         IPA_RC_ASSCMD_PART_SUCCESS = 0xe00f,
 154         IPA_RC_IPADDR_NOT_DEFINED  = 0xe010,
 155         IPA_RC_LAN_OFFLINE         = 0xe080,
 156 };
 157
 158 /* IPA function flags; each flag marks availability of respective function */
 159 enum qeth_ipa_funcs {
 160         IPA_ARP_PROCESSING      = 0x00000001L,
 161         IPA_INBOUND_CHECKSUM    = 0x00000002L,
 162         IPA_OUTBOUND_CHECKSUM   = 0x00000004L,
 163         IPA_IP_FRAGMENTATION    = 0x00000008L,
 164         IPA_FILTERING           = 0x00000010L,
 165         IPA_IPV6                = 0x00000020L,
 166         IPA_MULTICASTING        = 0x00000040L,
 167         IPA_IP_REASSEMBLY       = 0x00000080L,
 168         IPA_QUERY_ARP_COUNTERS  = 0x00000100L,
 169         IPA_QUERY_ARP_ADDR_INFO = 0x00000200L,
 170         IPA_SETADAPTERPARMS     = 0x00000400L,
 171         IPA_VLAN_PRIO           = 0x00000800L,
 172         IPA_PASSTHRU            = 0x00001000L,
 173         IPA_FULL_VLAN           = 0x00004000L,
 174         IPA_SOURCE_MAC          = 0x00010000L,
 175         IPA_OSA_MC_ROUTER       = 0x00020000L,
 176 };
 177
 178 /* SETIP/DELIP IPA Command: ***************************************************/
 179 enum qeth_ipa_setdelip_flags {
 180         QETH_IPA_SETDELIP_DEFAULT          = 0x00L, /* default */
 181         QETH_IPA_SETIP_VIPA_FLAG           = 0x01L, /* no grat. ARP */
 182         QETH_IPA_SETIP_TAKEOVER_FLAG       = 0x02L, /* nofail on grat. ARP */
 183         QETH_IPA_DELIP_ADDR_2_B_TAKEN_OVER = 0x20L,
 184         QETH_IPA_DELIP_VIPA_FLAG           = 0x40L,
 185         QETH_IPA_DELIP_ADDR_NEEDS_SETIP    = 0x80L,
 186 };
 187
 188 /* SETADAPTER IPA Command: ****************************************************/
 189 enum qeth_ipa_setadp_cmd {
 190         IPA_SETADP_QUERY_COMMANDS_SUPPORTED     = 0x01,
 191         IPA_SETADP_ALTER_MAC_ADDRESS            = 0x02,
 192         IPA_SETADP_ADD_DELETE_GROUP_ADDRESS     = 0x04,
 193         IPA_SETADP_ADD_DELETE_FUNCTIONAL_ADDR   = 0x08,
 194         IPA_SETADP_SET_ADDRESSING_MODE          = 0x10,
 195         IPA_SETADP_SET_CONFIG_PARMS             = 0x20,
 196         IPA_SETADP_SET_CONFIG_PARMS_EXTENDED    = 0x40,
 197         IPA_SETADP_SET_BROADCAST_MODE           = 0x80,
 198         IPA_SETADP_SEND_OSA_MESSAGE             = 0x0100,
 199         IPA_SETADP_SET_SNMP_CONTROL             = 0x0200,
 200         IPA_SETADP_READ_SNMP_PARMS              = 0x0400,
 201         IPA_SETADP_WRITE_SNMP_PARMS             = 0x0800,
 202         IPA_SETADP_QUERY_CARD_INFO              = 0x1000,
 203 };
 204 enum qeth_ipa_mac_ops {
 205         CHANGE_ADDR_READ_MAC            = 0,
 206         CHANGE_ADDR_REPLACE_MAC         = 1,
 207         CHANGE_ADDR_ADD_MAC             = 2,
 208         CHANGE_ADDR_DEL_MAC             = 4,
 209         CHANGE_ADDR_RESET_MAC           = 8,
 210 };
 211 enum qeth_ipa_addr_ops {
 212         CHANGE_ADDR_READ_ADDR           = 0,
 213         CHANGE_ADDR_ADD_ADDR            = 1,
 214         CHANGE_ADDR_DEL_ADDR            = 2,
 215         CHANGE_ADDR_FLUSH_ADDR_TABLE    = 4,
 216
 217
 218 };
 219 /* (SET)DELIP(M) IPA stuff ***************************************************/
 220 struct qeth_ipacmd_setdelip4 {
 221         __u8   ip_addr[4];
 222         __u8   mask[4];
 223         __u32  flags;
 224 } __attribute__ ((packed));
 225
 226 struct qeth_ipacmd_setdelip6 {
 227         __u8   ip_addr[16];
 228         __u8   mask[16];
 229         __u32  flags;
 230 } __attribute__ ((packed));
 231
 232 struct qeth_ipacmd_setdelipm {
 233         __u8 mac[6];
 234         __u8 padding[2];
 235         __u8 ip6[12];
 236         __u8 ip4[4];
 237 } __attribute__ ((packed));
 238
 239 struct qeth_ipacmd_setassparms_hdr {
 240         __u32 assist_no;
 241         __u16 length;
 242         __u16 command_code;
 243         __u16 return_code;
 244         __u8 number_of_replies;
 245         __u8 seq_no;
 246 } __attribute__((packed));
 247
 248 /* SETASSPARMS IPA Command: */
 249 struct qeth_ipacmd_setassparms {
 250         struct qeth_ipacmd_setassparms_hdr hdr;
 251         union {
 252                 __u32 flags_32bit;
 253                 struct qeth_arp_cache_entry add_arp_entry;
 254                 __u8 ip[16];
 255         } data;
 256 } __attribute__ ((packed));
 257
 258
 259 /* SETRTG IPA Command:    ****************************************************/
 260 struct qeth_set_routing {
 261         __u8 type;
 262 };
 263
 264 /* SETADAPTERPARMS IPA Command:    *******************************************/
 265 struct qeth_query_cmds_supp {
 266         __u32 no_lantypes_supp;
 267         __u8 lan_type;
 268         __u8 reserved1[3];
 269         __u32 supported_cmds;
 270         __u8 reserved2[8];
 271 } __attribute__ ((packed));
 272
 273 struct qeth_change_addr {
 274         __u32 cmd;
 275         __u32 addr_size;
 276         __u32 no_macs;
 277         __u8 addr[OSA_ADDR_LEN];
 278 } __attribute__ ((packed));
 279
 280 struct qeth_ipacmd_setadpparms {
 281         __u32 supp_hw_cmds;
 282         __u32 reserved1;
 283         __u16 cmdlength;
 284         __u16 reserved2;
 285         __u32 command_code;
 286         __u16 return_code;
 287         __u8 frames_used_total;
 288         __u8 frame_seq_no;
 289         __u32 reserved3;
 290         union {
 291                 struct qeth_query_cmds_supp query_cmds_supp;
 292                 struct qeth_change_addr change_addr;
 293                 __u32 mode;
 294         } data;
 295 } __attribute__ ((packed));
 296
 297 /* IPFRAME IPA Command:    ***************************************************/
 298 /* TODO: define in analogy to commands define above */
 299
 300 /* ADD_ADDR_ENTRY IPA Command:    ********************************************/
 301 /* TODO: define in analogy to commands define above */
 302
 303 /* DELETE_ADDR_ENTRY IPA Command:    *****************************************/
 304 /* TODO: define in analogy to commands define above */
 305
 306 /* CREATE_ADDR IPA Command:    ***********************************************/
 307 struct qeth_create_destroy_address {
 308         __u8 unique_id[8];
 309 } __attribute__ ((packed));
 310
 311 /* REGISTER_LOCAL_ADDR IPA Command:    ***************************************/
 312 /* TODO: define in analogy to commands define above */
 313
 314 /* UNREGISTER_LOCAL_ADDR IPA Command:    *************************************/
 315 /* TODO: define in analogy to commands define above */
 316
 317 /* Header for each IPA command */
 318 struct qeth_ipacmd_hdr {
 319         __u8   command;
 320         __u8   initiator;
 321         __u16  seqno;
 322         __u16  return_code;
 323         __u8   adapter_type;
 324         __u8   rel_adapter_no;
 325         __u8   prim_version_no;
 326         __u8   param_count;
 327         __u16  prot_version;
 328         __u32  ipa_supported;
 329         __u32  ipa_enabled;
 330 } __attribute__ ((packed));
 331
 332 /* The IPA command itself */
 333 struct qeth_ipa_cmd {
 334         struct qeth_ipacmd_hdr hdr;
 335         union {
 336                 struct qeth_ipacmd_setdelip4    setdelip4;
 337                 struct qeth_ipacmd_setdelip6    setdelip6;
 338                 struct qeth_ipacmd_setdelipm    setdelipm;
 339                 struct qeth_ipacmd_setassparms  setassparms;
 340                 struct qeth_create_destroy_address create_destroy_addr;
 341                 struct qeth_ipacmd_setadpparms  setadapterparms;
 342                 struct qeth_set_routing setrtg;
 343         } data;
 344 } __attribute__ ((packed));
 345
 346 /*
 347  * special command for ARP processing.
 348  * this is not included in setassparms command before, because we get
 349  * problem with the size of struct qeth_ipacmd_setassparms otherwise
 350  */
 351 enum qeth_ipa_arp_return_codes {
 352         QETH_IPA_ARP_RC_SUCCESS      = 0x0000,
 353         QETH_IPA_ARP_RC_FAILED       = 0x0001,
 354         QETH_IPA_ARP_RC_NOTSUPP      = 0x0002,
 355         QETH_IPA_ARP_RC_OUT_OF_RANGE = 0x0003,
 356         QETH_IPA_ARP_RC_Q_NOTSUPP    = 0x0004,
 357         QETH_IPA_ARP_RC_Q_NO_DATA    = 0x0008,
 358 };
 359
 360 #define QETH_QARP_DATA_SIZE 3968
 361 struct qeth_arp_query_data {
 362         __u16 request_bits;
 363         __u16 reply_bits;
 364         __u32 no_entries;
 365         char data[QETH_QARP_DATA_SIZE];
 366 } __attribute__((packed));
 367
 368 /* used as parameter for arp_query reply */
 369 struct qeth_arp_query_info {
 370         __u32 udata_len;
 371         __u32 udata_offset;
 372         __u32 no_entries;
 373         char *udata;
 374 };
 375
 376 #define IPA_ARP_CMD_LEN (IPA_PDU_HEADER_SIZE+sizeof(struct qeth_ipa_arp_cmd))
 377 #define QETH_ARP_CMD_BASE_LEN (sizeof(struct qeth_ipacmd_hdr) + \
 378                                sizeof(struct qeth_ipacmd_setassparms_hdr))
 379 #define QETH_IPA_ARP_DATA_POS(buffer) (buffer + IPA_PDU_HEADER_SIZE + \
 380                                        QETH_ARP_CMD_BASE_LEN)
 381 struct qeth_ipa_arp_cmd {
 382         struct qeth_ipacmd_hdr ihdr;
 383         struct qeth_ipacmd_setassparms_hdr shdr;
 384         union {
 385                 struct qeth_arp_query_data query_arp;
 386         } data;
 387 } __attribute__((packed));
 388
 389
 390 /* Helper functions */
 391 #define IS_IPA_REPLY(cmd) (cmd->hdr.initiator == IPA_CMD_INITIATOR_HOST)
 392
 393 /*****************************************************************************/
 394 /* END OF   IP Assist related definitions                                    */
 395 /*****************************************************************************/
 396
 397
 398 extern unsigned char WRITE_CCW[];
 399 extern unsigned char READ_CCW[];
 400
 401 extern unsigned char CM_ENABLE[];
 402 #define CM_ENABLE_SIZE 0x63
 403 #define QETH_CM_ENABLE_ISSUER_RM_TOKEN(buffer) (buffer+0x2c)
 404 #define QETH_CM_ENABLE_FILTER_TOKEN(buffer) (buffer+0x53)
 405 #define QETH_CM_ENABLE_USER_DATA(buffer) (buffer+0x5b)
 406
 407 #define QETH_CM_ENABLE_RESP_FILTER_TOKEN(buffer) \
 408                 (PDU_ENCAPSULATION(buffer)+ 0x13)
 409
 410
 411 extern unsigned char CM_SETUP[];
 412 #define CM_SETUP_SIZE 0x64
 413 #define QETH_CM_SETUP_DEST_ADDR(buffer) (buffer+0x2c)
 414 #define QETH_CM_SETUP_CONNECTION_TOKEN(buffer) (buffer+0x51)
 415 #define QETH_CM_SETUP_FILTER_TOKEN(buffer) (buffer+0x5a)
 416
 417 #define QETH_CM_SETUP_RESP_DEST_ADDR(buffer) \
 418                 (PDU_ENCAPSULATION(buffer) + 0x1a)
 419
 420 extern unsigned char ULP_ENABLE[];
 421 #define ULP_ENABLE_SIZE 0x6b
 422 #define QETH_ULP_ENABLE_LINKNUM(buffer) (buffer+0x61)
 423 #define QETH_ULP_ENABLE_DEST_ADDR(buffer) (buffer+0x2c)
 424 #define QETH_ULP_ENABLE_FILTER_TOKEN(buffer) (buffer+0x53)
 425 #define QETH_ULP_ENABLE_PORTNAME_AND_LL(buffer) (buffer+0x62)
 426 #define QETH_ULP_ENABLE_RESP_FILTER_TOKEN(buffer) \
 427                 (PDU_ENCAPSULATION(buffer) + 0x13)
 428 #define QETH_ULP_ENABLE_RESP_MAX_MTU(buffer) \
 429                 (PDU_ENCAPSULATION(buffer)+ 0x1f)
 430 #define QETH_ULP_ENABLE_RESP_DIFINFO_LEN(buffer) \
 431                 (PDU_ENCAPSULATION(buffer) + 0x17)
 432 #define QETH_ULP_ENABLE_RESP_LINK_TYPE(buffer) \
 433                 (PDU_ENCAPSULATION(buffer)+ 0x2b)
 434
 435 extern unsigned char ULP_SETUP[];
 436 #define ULP_SETUP_SIZE 0x6c
 437 #define QETH_ULP_SETUP_DEST_ADDR(buffer) (buffer+0x2c)
 438 #define QETH_ULP_SETUP_CONNECTION_TOKEN(buffer) (buffer+0x51)
 439 #define QETH_ULP_SETUP_FILTER_TOKEN(buffer) (buffer+0x5a)
 440 #define QETH_ULP_SETUP_CUA(buffer) (buffer+0x68)
 441 #define QETH_ULP_SETUP_REAL_DEVADDR(buffer) (buffer+0x6a)
 442
 443 #define QETH_ULP_SETUP_RESP_CONNECTION_TOKEN(buffer) \
 444                 (PDU_ENCAPSULATION(buffer)+0x1a)
 445
 446
 447 extern unsigned char DM_ACT[];
 448 #define DM_ACT_SIZE 0x55
 449 #define QETH_DM_ACT_DEST_ADDR(buffer) (buffer+0x2c)
 450 #define QETH_DM_ACT_CONNECTION_TOKEN(buffer) (buffer+0x51)
 451
 452
 453
 454 #define QETH_TRANSPORT_HEADER_SEQ_NO(buffer) (buffer+4)
 455 #define QETH_PDU_HEADER_SEQ_NO(buffer) (buffer+0x1c)
 456 #define QETH_PDU_HEADER_ACK_SEQ_NO(buffer) (buffer+0x20)
 457
 458 extern unsigned char IDX_ACTIVATE_READ[];
 459 extern unsigned char IDX_ACTIVATE_WRITE[];
 460
 461 #define IDX_ACTIVATE_SIZE       0x22
 462 #define QETH_IDX_ACT_ISSUER_RM_TOKEN(buffer) (buffer+0x0c)
 463 #define QETH_IDX_NO_PORTNAME_REQUIRED(buffer) ((buffer)[0x0b]&0x80)
 464 #define QETH_IDX_ACT_FUNC_LEVEL(buffer) (buffer+0x10)
 465 #define QETH_IDX_ACT_DATASET_NAME(buffer) (buffer+0x16)
 466 #define QETH_IDX_ACT_QDIO_DEV_CUA(buffer) (buffer+0x1e)
 467 #define QETH_IDX_ACT_QDIO_DEV_REALADDR(buffer) (buffer+0x20)
 468 #define QETH_IS_IDX_ACT_POS_REPLY(buffer) (((buffer)[0x08]&3)==2)
 469 #define QETH_IDX_REPLY_LEVEL(buffer) (buffer+0x12)
 470
 471 #define PDU_ENCAPSULATION(buffer) \
 472         (buffer + *(buffer + (*(buffer+0x0b)) + \
 473          *(buffer + *(buffer+0x0b)+0x11) +0x07))
 474
 475 #define IS_IPA(buffer) \
 476         ((buffer) && \
 477          ( *(buffer + ((*(buffer+0x0b))+4) )==0xc1) )
 478
 479 #define ADDR_FRAME_TYPE_DIX 1
 480 #define ADDR_FRAME_TYPE_802_3 2
 481 #define ADDR_FRAME_TYPE_TR_WITHOUT_SR 0x10
 482 #define ADDR_FRAME_TYPE_TR_WITH_SR 0x20
 483
 484 #endif