1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate /* 28*0Sstevel@tonic-gate * gldpriv.h - Private interfaces/structures needed by gld.c 29*0Sstevel@tonic-gate * 30*0Sstevel@tonic-gate * The definitions in this file are private to GLD and may change at any time. 31*0Sstevel@tonic-gate * They must not be used by any driver. 32*0Sstevel@tonic-gate */ 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate #ifndef _SYS_GLDPRIV_H 35*0Sstevel@tonic-gate #define _SYS_GLDPRIV_H 36*0Sstevel@tonic-gate 37*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 38*0Sstevel@tonic-gate 39*0Sstevel@tonic-gate #ifdef __cplusplus 40*0Sstevel@tonic-gate extern "C" { 41*0Sstevel@tonic-gate #endif 42*0Sstevel@tonic-gate 43*0Sstevel@tonic-gate #ifdef DEBUG 44*0Sstevel@tonic-gate #define GLD_DEBUG 1 45*0Sstevel@tonic-gate #endif 46*0Sstevel@tonic-gate 47*0Sstevel@tonic-gate /* 48*0Sstevel@tonic-gate * The version number should not be changed. 49*0Sstevel@tonic-gate */ 50*0Sstevel@tonic-gate #define GLD_VERSION_200 0x200 /* version 2.0 */ 51*0Sstevel@tonic-gate #define GLD_VERSION GLD_VERSION_200 /* current version */ 52*0Sstevel@tonic-gate #define GLD_VERSION_STRING "v2" /* in modinfo string */ 53*0Sstevel@tonic-gate 54*0Sstevel@tonic-gate /* gld_global_options bits */ 55*0Sstevel@tonic-gate #define GLD_OPT_NO_IPQ 0x00000001 /* don't use IP shortcut */ 56*0Sstevel@tonic-gate #define GLD_OPT_NO_FASTPATH 0x00000002 /* don't implement fastpath */ 57*0Sstevel@tonic-gate #define GLD_OPT_NO_ETHRXSNAP 0x00000008 /* don't interp SNAP on ether */ 58*0Sstevel@tonic-gate 59*0Sstevel@tonic-gate /* gld per instance options */ 60*0Sstevel@tonic-gate #define GLDOPT_FAST_RECV 0x40 61*0Sstevel@tonic-gate #define GLDOPT_CANONICAL_ADDR 0x08 62*0Sstevel@tonic-gate #define GLDOPT_MDT 0x100 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gate /* 65*0Sstevel@tonic-gate * This version of GLD allows a "Virtual-LAN-PPA" to be specified in 66*0Sstevel@tonic-gate * the same manner as Cassini: the virtual PPA number is composed of 67*0Sstevel@tonic-gate * the VLAN tag number (1-4094), multiplied by 1000(!), plus the real 68*0Sstevel@tonic-gate * (hardware) PPA. Thus "bge23001" refers to the "device" which 69*0Sstevel@tonic-gate * transports packets with tag VLAN "23" over the hardware of "bge1". 70*0Sstevel@tonic-gate * 71*0Sstevel@tonic-gate * This scheme limits the number of physical devices of a single type to 72*0Sstevel@tonic-gate * 1000 e.g. bge0 .. bge999 (since bge1000 would instead be interpreted 73*0Sstevel@tonic-gate * as VLAN1 over bge0). 74*0Sstevel@tonic-gate */ 75*0Sstevel@tonic-gate #define GLD_VLAN_SCALE 1000 76*0Sstevel@tonic-gate #define GLD_MAX_PPA (GLD_VLAN_SCALE-1) 77*0Sstevel@tonic-gate 78*0Sstevel@tonic-gate /* 79*0Sstevel@tonic-gate * Minor numbers: 80*0Sstevel@tonic-gate * 81*0Sstevel@tonic-gate * For each device type, GLD creates a single "style 2" node with minor 0. 82*0Sstevel@tonic-gate * For each instance of that device type, GLD also creates a "style 1" 83*0Sstevel@tonic-gate * node with minor number one greater than the PPA. Thus, nodes with 84*0Sstevel@tonic-gate * minor numbers 0..1000 may exist in the /dev* filesystem. 85*0Sstevel@tonic-gate * 86*0Sstevel@tonic-gate * So, on open: 87*0Sstevel@tonic-gate * 88*0Sstevel@tonic-gate * Minor 0 implies DLPI "style 2": the STREAM is not intrinsically 89*0Sstevel@tonic-gate * associated with any particular device/PPA. The association is set 90*0Sstevel@tonic-gate * (and may be changed) dynamically, by DLPI_ATTACH/DETACH messages. 91*0Sstevel@tonic-gate * 92*0Sstevel@tonic-gate * Minors 1..1000 are "style 1", where the PPA is entirely defined by 93*0Sstevel@tonic-gate * the minor; GLD defines the mapping as PPA=minor-1 (minor=PPA+1). 94*0Sstevel@tonic-gate * Note that the upper bound of 1000 is (now) limited by the VLAN 95*0Sstevel@tonic-gate * mapping scheme set out above. 96*0Sstevel@tonic-gate * 97*0Sstevel@tonic-gate * GLD devices are "self-cloning": each new open will cause a new minor 98*0Sstevel@tonic-gate * number to be allocated; these are selected from the range 1001..0x3ffff. 99*0Sstevel@tonic-gate * This minor number is only associated with the open stream and doesn't 100*0Sstevel@tonic-gate * appear in the /dev* filesystem; manually created nodes with minors in 101*0Sstevel@tonic-gate * this range will be rejected by gld_open(). 102*0Sstevel@tonic-gate */ 103*0Sstevel@tonic-gate #define GLD_USE_STYLE2 0 104*0Sstevel@tonic-gate 105*0Sstevel@tonic-gate #define GLD_MIN_STYLE1_MINOR 1 106*0Sstevel@tonic-gate #define GLD_MAX_STYLE1_MINOR (GLD_MAX_PPA+1) 107*0Sstevel@tonic-gate 108*0Sstevel@tonic-gate #define GLD_STYLE1_MINOR_TO_PPA(minor) (minor - 1) 109*0Sstevel@tonic-gate #define GLD_STYLE1_PPA_TO_MINOR(ppa) (ppa + 1) 110*0Sstevel@tonic-gate 111*0Sstevel@tonic-gate #define GLD_MIN_CLONE_MINOR (GLD_MAX_STYLE1_MINOR+1) 112*0Sstevel@tonic-gate #define GLD_MAX_CLONE_MINOR 0x3ffff 113*0Sstevel@tonic-gate 114*0Sstevel@tonic-gate /* gldm_GLD_flags */ 115*0Sstevel@tonic-gate #define GLD_MAC_READY 0x0001 /* this mac has succeeded gld_register */ 116*0Sstevel@tonic-gate #define GLD_INTR_READY 0x0001 /* v0 compat name */ 117*0Sstevel@tonic-gate #define GLD_INTR_WAIT 0x0002 /* v1: waiting for interrupt to do scheduling */ 118*0Sstevel@tonic-gate #define GLD_LOCK_INITED 0x0004 /* maclock is currently initialized */ 119*0Sstevel@tonic-gate #define GLD_UNREGISTERED 0x0008 /* this mac has succeeded gld_unregister */ 120*0Sstevel@tonic-gate 121*0Sstevel@tonic-gate /* This is the largest macaddr currently supported by GLD */ 122*0Sstevel@tonic-gate #define GLD_MAX_ADDRLEN 32 /* Largest mac addr in all media */ 123*0Sstevel@tonic-gate 124*0Sstevel@tonic-gate #define GLD_MAX_MULTICAST 64 /* default multicast table size */ 125*0Sstevel@tonic-gate 126*0Sstevel@tonic-gate /* multicast structures */ 127*0Sstevel@tonic-gate typedef struct gld_multicast_addr { 128*0Sstevel@tonic-gate int gldm_refcnt; /* number of streams referring */ 129*0Sstevel@tonic-gate /* to this per-mac entry */ 130*0Sstevel@tonic-gate unsigned char gldm_addr[GLD_MAX_ADDRLEN]; 131*0Sstevel@tonic-gate } gld_mcast_t; 132*0Sstevel@tonic-gate 133*0Sstevel@tonic-gate /* gld_flag bits -- GLD PRIVATE */ 134*0Sstevel@tonic-gate #define GLD_RAW 0x0001 /* lower stream is in RAW mode */ 135*0Sstevel@tonic-gate #define GLD_FAST 0x0002 /* use "fast" path */ 136*0Sstevel@tonic-gate #define GLD_PROM_PHYS 0x0004 /* stream is in physical promiscuous mode */ 137*0Sstevel@tonic-gate #define GLD_PROM_SAP 0x0008 138*0Sstevel@tonic-gate #define GLD_PROM_MULT 0x0010 139*0Sstevel@tonic-gate #define GLD_STR_CLOSING 0x0020 /* stream is closing; don't putnext */ 140*0Sstevel@tonic-gate 141*0Sstevel@tonic-gate /* 142*0Sstevel@tonic-gate * gld structure. Used to define the per-stream information required to 143*0Sstevel@tonic-gate * implement DLPI. 144*0Sstevel@tonic-gate */ 145*0Sstevel@tonic-gate typedef struct gld { 146*0Sstevel@tonic-gate struct gld *gld_next, *gld_prev; 147*0Sstevel@tonic-gate caddr_t gld_dummy1; 148*0Sstevel@tonic-gate int32_t gld_state; /* DL_UNATTACHED, DL_UNBOUND, DL_IDLE */ 149*0Sstevel@tonic-gate int32_t gld_style; /* open style 1 or style 2 */ 150*0Sstevel@tonic-gate int32_t gld_minor; /* cloned minor number */ 151*0Sstevel@tonic-gate int32_t gld_type; /* DL_ETHER, DL_TPR, DL_FDDI, etc */ 152*0Sstevel@tonic-gate int32_t gld_sap; /* Bound SAP */ 153*0Sstevel@tonic-gate int32_t gld_flags; /* flags defined in gldpriv.h */ 154*0Sstevel@tonic-gate int32_t gld_multicnt; /* # of stream multicast addresses */ 155*0Sstevel@tonic-gate gld_mcast_t **gld_mcast; /* multicast table or NULL */ 156*0Sstevel@tonic-gate queue_t *gld_qptr; /* pointer to streams queue */ 157*0Sstevel@tonic-gate caddr_t gld_dummy2; 158*0Sstevel@tonic-gate caddr_t gld_dummy3; 159*0Sstevel@tonic-gate struct gld_mac_info *gld_mac_info; /* if not DL_UNATTACHED */ 160*0Sstevel@tonic-gate caddr_t gld_dummy4; 161*0Sstevel@tonic-gate struct glddevice *gld_device; /* per-major structure */ 162*0Sstevel@tonic-gate 163*0Sstevel@tonic-gate volatile boolean_t gld_xwait; /* want an xmit qenable */ 164*0Sstevel@tonic-gate volatile boolean_t gld_sched_ran; /* gld_sched examined this Q */ 165*0Sstevel@tonic-gate volatile boolean_t gld_in_unbind; /* DL_UNBIND in progress */ 166*0Sstevel@tonic-gate volatile uint32_t gld_wput_count; /* number of threads in wput=>start */ 167*0Sstevel@tonic-gate volatile boolean_t gld_in_wsrv; /* Q thread currently running in wsrv */ 168*0Sstevel@tonic-gate 169*0Sstevel@tonic-gate boolean_t gld_ethertype; /* ethertype/LLC stream */ 170*0Sstevel@tonic-gate uint32_t gld_notifications; 171*0Sstevel@tonic-gate uint32_t gld_upri; /* user priority */ 172*0Sstevel@tonic-gate void *gld_vlan; 173*0Sstevel@tonic-gate int (*gld_send)(); 174*0Sstevel@tonic-gate } gld_t; 175*0Sstevel@tonic-gate 176*0Sstevel@tonic-gate /* 177*0Sstevel@tonic-gate * definitions for the per driver class structure 178*0Sstevel@tonic-gate */ 179*0Sstevel@tonic-gate typedef struct glddevice { 180*0Sstevel@tonic-gate struct glddevice *gld_next, *gld_prev; 181*0Sstevel@tonic-gate int gld_ndevice; /* number of mac devices linked */ 182*0Sstevel@tonic-gate gld_mac_info_t *gld_mac_next, *gld_mac_prev; /* the various macs */ 183*0Sstevel@tonic-gate gld_t *gld_str_next, *gld_str_prev; /* open, unattached, */ 184*0Sstevel@tonic-gate /* style 2 streams */ 185*0Sstevel@tonic-gate char gld_name[16]; /* name of device */ 186*0Sstevel@tonic-gate kmutex_t gld_devlock; /* used to serialize read/write locks */ 187*0Sstevel@tonic-gate int gld_nextminor; /* next unused minor number for clone */ 188*0Sstevel@tonic-gate int gld_major; /* device's major number */ 189*0Sstevel@tonic-gate int gld_multisize; /* # of multicast entries to alloc */ 190*0Sstevel@tonic-gate int gld_type; /* for use before attach */ 191*0Sstevel@tonic-gate int gld_minsdu; 192*0Sstevel@tonic-gate int gld_maxsdu; 193*0Sstevel@tonic-gate int gld_addrlen; /* physical address length */ 194*0Sstevel@tonic-gate int gld_saplen; /* sap length, neg appends */ 195*0Sstevel@tonic-gate unsigned char *gld_broadcast; /* pointer to broadcast address */ 196*0Sstevel@tonic-gate int gld_styles; /* provider styles */ 197*0Sstevel@tonic-gate } glddev_t; 198*0Sstevel@tonic-gate 199*0Sstevel@tonic-gate typedef struct pktinfo { 200*0Sstevel@tonic-gate uint_t isBroadcast:1; 201*0Sstevel@tonic-gate uint_t isMulticast:1; 202*0Sstevel@tonic-gate uint_t isLooped:1; 203*0Sstevel@tonic-gate uint_t isForMe:1; 204*0Sstevel@tonic-gate uint_t isLLC:1; 205*0Sstevel@tonic-gate uint_t user_pri:3; 206*0Sstevel@tonic-gate uint_t cfi:1; 207*0Sstevel@tonic-gate uint_t vid:12; 208*0Sstevel@tonic-gate uint_t wasAccepted:1; 209*0Sstevel@tonic-gate uint_t nosource:1; 210*0Sstevel@tonic-gate uint_t macLen; 211*0Sstevel@tonic-gate uint_t hdrLen; 212*0Sstevel@tonic-gate uint_t pktLen; 213*0Sstevel@tonic-gate uchar_t dhost[GLD_MAX_ADDRLEN]; 214*0Sstevel@tonic-gate uchar_t shost[GLD_MAX_ADDRLEN]; 215*0Sstevel@tonic-gate uint_t ethertype; 216*0Sstevel@tonic-gate } pktinfo_t; 217*0Sstevel@tonic-gate 218*0Sstevel@tonic-gate /* 219*0Sstevel@tonic-gate * Flags input to the gld_interpret_*() interpreter routines. 220*0Sstevel@tonic-gate */ 221*0Sstevel@tonic-gate typedef enum packet_flag { 222*0Sstevel@tonic-gate GLD_RXQUICK, 223*0Sstevel@tonic-gate GLD_RXLOOP, 224*0Sstevel@tonic-gate GLD_RX, 225*0Sstevel@tonic-gate GLD_TX 226*0Sstevel@tonic-gate } packet_flag_t; 227*0Sstevel@tonic-gate 228*0Sstevel@tonic-gate /* 229*0Sstevel@tonic-gate * Flags input to the gld_interpret_mdt_*() interpreter routines. 230*0Sstevel@tonic-gate */ 231*0Sstevel@tonic-gate typedef enum mdt_packet_flag { 232*0Sstevel@tonic-gate GLD_MDT_TX, 233*0Sstevel@tonic-gate GLD_MDT_TXPKT, 234*0Sstevel@tonic-gate GLD_MDT_RXLOOP 235*0Sstevel@tonic-gate } mdt_packet_flag_t; 236*0Sstevel@tonic-gate 237*0Sstevel@tonic-gate /* 238*0Sstevel@tonic-gate * Describes characteristics of the Media Access Layer. 239*0Sstevel@tonic-gate * The mac_type is one of the supported DLPI media types (see <sys/dlpi.h>). 240*0Sstevel@tonic-gate * The mtu_size is the size of the largest frame. 241*0Sstevel@tonic-gate * The interpreter is the function that "knows" how to interpret the frame. 242*0Sstevel@tonic-gate * The interpreter_mdt routine knows how to interpret/format MDT packets. 243*0Sstevel@tonic-gate * Other routines create and/or add headers to packets. 244*0Sstevel@tonic-gate */ 245*0Sstevel@tonic-gate typedef struct { 246*0Sstevel@tonic-gate uint_t mac_type; 247*0Sstevel@tonic-gate uint_t mtu_size; 248*0Sstevel@tonic-gate int hdr_size; 249*0Sstevel@tonic-gate int (*interpreter)(gld_mac_info_t *, mblk_t *, pktinfo_t *, int); 250*0Sstevel@tonic-gate void (*interpreter_mdt)(gld_mac_info_t *, mblk_t *, 251*0Sstevel@tonic-gate struct pdescinfo_s *, pktinfo_t *, int); 252*0Sstevel@tonic-gate mblk_t *(*mkfastpath)(gld_t *, mblk_t *); 253*0Sstevel@tonic-gate mblk_t *(*mkunitdata)(gld_t *, mblk_t *); 254*0Sstevel@tonic-gate void (*init)(gld_mac_info_t *); 255*0Sstevel@tonic-gate void (*uninit)(gld_mac_info_t *); 256*0Sstevel@tonic-gate char *mac_string; 257*0Sstevel@tonic-gate } gld_interface_t; 258*0Sstevel@tonic-gate 259*0Sstevel@tonic-gate /* 260*0Sstevel@tonic-gate * structure for names stat structure usage as required by "netstat" 261*0Sstevel@tonic-gate */ 262*0Sstevel@tonic-gate typedef union media_kstats { 263*0Sstevel@tonic-gate struct dot3kstat { 264*0Sstevel@tonic-gate kstat_named_t first_coll; 265*0Sstevel@tonic-gate kstat_named_t multi_coll; 266*0Sstevel@tonic-gate kstat_named_t sqe_error; 267*0Sstevel@tonic-gate kstat_named_t mac_xmt_error; 268*0Sstevel@tonic-gate kstat_named_t frame_too_long; 269*0Sstevel@tonic-gate kstat_named_t mac_rcv_error; 270*0Sstevel@tonic-gate } dot3; 271*0Sstevel@tonic-gate struct dot5kstat { 272*0Sstevel@tonic-gate kstat_named_t ace_error; 273*0Sstevel@tonic-gate kstat_named_t internal_error; 274*0Sstevel@tonic-gate kstat_named_t lost_frame_error; 275*0Sstevel@tonic-gate kstat_named_t frame_copied_error; 276*0Sstevel@tonic-gate kstat_named_t token_error; 277*0Sstevel@tonic-gate kstat_named_t freq_error; 278*0Sstevel@tonic-gate } dot5; 279*0Sstevel@tonic-gate struct fddikstat { 280*0Sstevel@tonic-gate kstat_named_t mac_error; 281*0Sstevel@tonic-gate kstat_named_t mac_lost; 282*0Sstevel@tonic-gate kstat_named_t mac_token; 283*0Sstevel@tonic-gate kstat_named_t mac_tvx_expired; 284*0Sstevel@tonic-gate kstat_named_t mac_late; 285*0Sstevel@tonic-gate kstat_named_t mac_ring_op; 286*0Sstevel@tonic-gate } fddi; 287*0Sstevel@tonic-gate } media_kstats_t; 288*0Sstevel@tonic-gate 289*0Sstevel@tonic-gate struct gldkstats { 290*0Sstevel@tonic-gate kstat_named_t glds_pktxmt; 291*0Sstevel@tonic-gate kstat_named_t glds_pktrcv; 292*0Sstevel@tonic-gate kstat_named_t glds_errxmt; 293*0Sstevel@tonic-gate kstat_named_t glds_errrcv; 294*0Sstevel@tonic-gate kstat_named_t glds_collisions; 295*0Sstevel@tonic-gate kstat_named_t glds_bytexmt; 296*0Sstevel@tonic-gate kstat_named_t glds_bytercv; 297*0Sstevel@tonic-gate kstat_named_t glds_multixmt; 298*0Sstevel@tonic-gate kstat_named_t glds_multircv; /* multicast but not broadcast */ 299*0Sstevel@tonic-gate kstat_named_t glds_brdcstxmt; 300*0Sstevel@tonic-gate kstat_named_t glds_brdcstrcv; 301*0Sstevel@tonic-gate kstat_named_t glds_unknowns; 302*0Sstevel@tonic-gate kstat_named_t glds_blocked; /* discard due to upstream flow */ 303*0Sstevel@tonic-gate /* control */ 304*0Sstevel@tonic-gate kstat_named_t glds_excoll; 305*0Sstevel@tonic-gate kstat_named_t glds_defer; 306*0Sstevel@tonic-gate kstat_named_t glds_frame; 307*0Sstevel@tonic-gate kstat_named_t glds_crc; 308*0Sstevel@tonic-gate kstat_named_t glds_overflow; 309*0Sstevel@tonic-gate kstat_named_t glds_underflow; 310*0Sstevel@tonic-gate kstat_named_t glds_short; 311*0Sstevel@tonic-gate kstat_named_t glds_missed; 312*0Sstevel@tonic-gate kstat_named_t glds_xmtlatecoll; 313*0Sstevel@tonic-gate kstat_named_t glds_nocarrier; 314*0Sstevel@tonic-gate kstat_named_t glds_noxmtbuf; 315*0Sstevel@tonic-gate kstat_named_t glds_norcvbuf; 316*0Sstevel@tonic-gate kstat_named_t glds_xmtbadinterp; 317*0Sstevel@tonic-gate kstat_named_t glds_rcvbadinterp; 318*0Sstevel@tonic-gate kstat_named_t glds_intr; 319*0Sstevel@tonic-gate kstat_named_t glds_xmtretry; 320*0Sstevel@tonic-gate kstat_named_t glds_pktxmt64; 321*0Sstevel@tonic-gate kstat_named_t glds_pktrcv64; 322*0Sstevel@tonic-gate kstat_named_t glds_bytexmt64; 323*0Sstevel@tonic-gate kstat_named_t glds_bytercv64; 324*0Sstevel@tonic-gate kstat_named_t glds_speed; 325*0Sstevel@tonic-gate kstat_named_t glds_duplex; 326*0Sstevel@tonic-gate kstat_named_t glds_media; 327*0Sstevel@tonic-gate kstat_named_t glds_prom; 328*0Sstevel@tonic-gate media_kstats_t glds_media_specific; 329*0Sstevel@tonic-gate }; 330*0Sstevel@tonic-gate 331*0Sstevel@tonic-gate typedef struct gld_mac_pvt gld_mac_pvt_t; 332*0Sstevel@tonic-gate 333*0Sstevel@tonic-gate typedef struct gld_vlan { 334*0Sstevel@tonic-gate struct gld_vlan *gldv_next, *gldv_prev; 335*0Sstevel@tonic-gate uint32_t gldv_id; 336*0Sstevel@tonic-gate uint32_t gldv_ptag; 337*0Sstevel@tonic-gate int gldv_nstreams; 338*0Sstevel@tonic-gate gld_mac_info_t *gldv_mac; 339*0Sstevel@tonic-gate queue_t *gldv_ipq; 340*0Sstevel@tonic-gate queue_t *gldv_ipv6q; 341*0Sstevel@tonic-gate uint8_t gldv_ipq_flags; 342*0Sstevel@tonic-gate struct gld *gldv_str_next; /* list of attached streams */ 343*0Sstevel@tonic-gate struct gld *gldv_str_prev; 344*0Sstevel@tonic-gate kstat_t *gldv_kstatp; 345*0Sstevel@tonic-gate struct gld_stats *gldv_stats; 346*0Sstevel@tonic-gate } gld_vlan_t; 347*0Sstevel@tonic-gate 348*0Sstevel@tonic-gate #define IPQ_DISABLED 0x01 349*0Sstevel@tonic-gate #define IPQ_FORBIDDEN 0x02 350*0Sstevel@tonic-gate 351*0Sstevel@tonic-gate #define VLAN_HASHSZ 23 352*0Sstevel@tonic-gate 353*0Sstevel@tonic-gate /* Per-mac info used by GLD */ 354*0Sstevel@tonic-gate struct gld_mac_pvt { 355*0Sstevel@tonic-gate gld_interface_t *interfacep; 356*0Sstevel@tonic-gate kmutex_t datalock; /* data lock for "data" */ 357*0Sstevel@tonic-gate caddr_t data; /* media specific private data */ 358*0Sstevel@tonic-gate gld_vlan_t *vlan_hash[VLAN_HASHSZ]; 359*0Sstevel@tonic-gate struct gld *last_sched; /* last scheduled stream */ 360*0Sstevel@tonic-gate struct glddevice *major_dev; /* per-major device struct */ 361*0Sstevel@tonic-gate int nvlan; /* VLANs in use on this mac */ 362*0Sstevel@tonic-gate int nprom; /* num streams in promiscuous mode */ 363*0Sstevel@tonic-gate int nprom_multi; /* streams in promiscuous multicast */ 364*0Sstevel@tonic-gate gld_mcast_t *mcast_table; /* per device multicast table */ 365*0Sstevel@tonic-gate unsigned char *curr_macaddr; /* Currently programmed mac address */ 366*0Sstevel@tonic-gate kstat_t *kstatp; 367*0Sstevel@tonic-gate struct gld_stats *statistics; /* The ones the driver updates */ 368*0Sstevel@tonic-gate int rde_enabled; /* RDE (Source Routing) Enabled */ 369*0Sstevel@tonic-gate int rde_str_indicator_ste; /* use STE when no SR info */ 370*0Sstevel@tonic-gate int rde_timeout; /* route link inactivity timeout */ 371*0Sstevel@tonic-gate uint32_t notifications; /* DL_NOTE options supported */ 372*0Sstevel@tonic-gate boolean_t started; /* Has the MAC been started? */ 373*0Sstevel@tonic-gate }; 374*0Sstevel@tonic-gate 375*0Sstevel@tonic-gate /* return values from gld_cmds */ 376*0Sstevel@tonic-gate #define GLDE_OK (-1) /* internal procedure status is OK */ 377*0Sstevel@tonic-gate #define GLDE_RETRY 0x1002 /* want to retry later */ 378*0Sstevel@tonic-gate 379*0Sstevel@tonic-gate /* caller argument to gld_start */ 380*0Sstevel@tonic-gate #define GLD_WPUT 0 381*0Sstevel@tonic-gate #define GLD_WSRV 1 382*0Sstevel@tonic-gate 383*0Sstevel@tonic-gate #define GLD_MAX_802_SAP 0xff 384*0Sstevel@tonic-gate 385*0Sstevel@tonic-gate /* 386*0Sstevel@tonic-gate * definitions for debug tracing 387*0Sstevel@tonic-gate */ 388*0Sstevel@tonic-gate #define GLDTRACE 0x0001 /* basic procedure level tracing */ 389*0Sstevel@tonic-gate #define GLDERRS 0x0002 /* trace errors */ 390*0Sstevel@tonic-gate #define GLDRECV 0x0004 /* trace receive path */ 391*0Sstevel@tonic-gate #define GLDSEND 0x0008 /* trace send path */ 392*0Sstevel@tonic-gate #define GLDPROT 0x0010 /* trace DLPI protocol */ 393*0Sstevel@tonic-gate #define GLDNOBR 0x0020 /* do not show broadcast messages */ 394*0Sstevel@tonic-gate #define GLDETRACE 0x0040 /* trace "normal case" errors */ 395*0Sstevel@tonic-gate #define GLDRDE 0x0080 /* netstat -k dump routing table */ 396*0Sstevel@tonic-gate 397*0Sstevel@tonic-gate /* 398*0Sstevel@tonic-gate * Lock manipulation macros for GLDM_LOCK. Conceptually, the 399*0Sstevel@tonic-gate * GLD layer treats the lock as a rw lock; for v0 binary and 400*0Sstevel@tonic-gate * semantic compatibility, the underlying implementation still 401*0Sstevel@tonic-gate * uses a mutex, whereas for v2 drivers, the more scalable rwlock 402*0Sstevel@tonic-gate * is used instead. See notes in gld.h. 403*0Sstevel@tonic-gate */ 404*0Sstevel@tonic-gate #define GLDM_LOCK_INIT(macinfo) \ 405*0Sstevel@tonic-gate rw_init(&(macinfo)->gldm_lock.gldl_rw_lock, NULL, \ 406*0Sstevel@tonic-gate RW_DRIVER, (macinfo)->gldm_cookie); \ 407*0Sstevel@tonic-gate (macinfo)->gldm_GLD_flags |= GLD_LOCK_INITED 408*0Sstevel@tonic-gate 409*0Sstevel@tonic-gate #define GLDM_LOCK_INITED(macinfo) \ 410*0Sstevel@tonic-gate ((macinfo)->gldm_GLD_flags & GLD_LOCK_INITED) 411*0Sstevel@tonic-gate 412*0Sstevel@tonic-gate #define GLDM_LOCK_DESTROY(macinfo) \ 413*0Sstevel@tonic-gate if ((macinfo)->gldm_GLD_flags & GLD_LOCK_INITED) { \ 414*0Sstevel@tonic-gate rw_destroy(&(macinfo)->gldm_lock.gldl_rw_lock); \ 415*0Sstevel@tonic-gate (macinfo)->gldm_GLD_flags &= ~GLD_LOCK_INITED; \ 416*0Sstevel@tonic-gate } 417*0Sstevel@tonic-gate 418*0Sstevel@tonic-gate #define GLDM_LOCK(macinfo, rw) \ 419*0Sstevel@tonic-gate rw_enter(&(macinfo)->gldm_lock.gldl_rw_lock, (rw)) 420*0Sstevel@tonic-gate 421*0Sstevel@tonic-gate #define GLDM_UNLOCK(macinfo) \ 422*0Sstevel@tonic-gate rw_exit(&(macinfo)->gldm_lock.gldl_rw_lock) 423*0Sstevel@tonic-gate 424*0Sstevel@tonic-gate #define GLDM_TRYLOCK(macinfo, rw) \ 425*0Sstevel@tonic-gate rw_tryenter(&(macinfo)->gldm_lock.gldl_rw_lock, (rw)) 426*0Sstevel@tonic-gate 427*0Sstevel@tonic-gate /* lock held in read or write mode? */ 428*0Sstevel@tonic-gate #define GLDM_LOCK_HELD(macinfo) \ 429*0Sstevel@tonic-gate rw_lock_held(&(macinfo)->gldm_lock.gldl_rw_lock) 430*0Sstevel@tonic-gate 431*0Sstevel@tonic-gate /* lock held in write mode? */ 432*0Sstevel@tonic-gate #define GLDM_LOCK_HELD_WRITE(macinfo) \ 433*0Sstevel@tonic-gate rw_write_held(&(macinfo)->gldm_lock.gldl_rw_lock) 434*0Sstevel@tonic-gate 435*0Sstevel@tonic-gate /* 436*0Sstevel@tonic-gate * Compare/copy two MAC addresses. 437*0Sstevel@tonic-gate * Note that unlike bcmp, we return zero if they are different. 438*0Sstevel@tonic-gate */ 439*0Sstevel@tonic-gate #define mac_eq(a, b, l) (bcmp((caddr_t)(a), (caddr_t)(b), (l)) == 0) 440*0Sstevel@tonic-gate #define mac_copy(a, b, l) (bcopy((caddr_t)(a), (caddr_t)(b), (l))) 441*0Sstevel@tonic-gate /* copy a mac address to/from canonical form */ 442*0Sstevel@tonic-gate #define cmac_copy(a, b, l, macinfo) { \ 443*0Sstevel@tonic-gate if ((macinfo)->gldm_options & GLDOPT_CANONICAL_ADDR) \ 444*0Sstevel@tonic-gate gld_bitrevcopy((caddr_t)(a), (caddr_t)(b), (l)); \ 445*0Sstevel@tonic-gate else \ 446*0Sstevel@tonic-gate mac_copy((a), (b), (l)); \ 447*0Sstevel@tonic-gate } 448*0Sstevel@tonic-gate 449*0Sstevel@tonic-gate /* 450*0Sstevel@tonic-gate * Macros to access possibly-unaligned variables 451*0Sstevel@tonic-gate */ 452*0Sstevel@tonic-gate 453*0Sstevel@tonic-gate #if (_ALIGNMENT_REQUIRED == 0) 454*0Sstevel@tonic-gate 455*0Sstevel@tonic-gate #define REF_HOST_USHORT(lvalue) (lvalue) 456*0Sstevel@tonic-gate #define REF_NET_USHORT(lvalue) (ntohs(lvalue)) 457*0Sstevel@tonic-gate #define SET_NET_USHORT(lvalue, val) ((lvalue) = htons(val)) 458*0Sstevel@tonic-gate 459*0Sstevel@tonic-gate #else /* ALIGNMENT_REQUIRED */ 460*0Sstevel@tonic-gate 461*0Sstevel@tonic-gate #define REF_NET_USHORT(lvalue) \ 462*0Sstevel@tonic-gate ((ushort_t)((((uchar_t *)(&(lvalue)))[0]<<8) | \ 463*0Sstevel@tonic-gate ((uchar_t *)(&(lvalue)))[1])) 464*0Sstevel@tonic-gate 465*0Sstevel@tonic-gate #define SET_NET_USHORT(lvalue, val) { \ 466*0Sstevel@tonic-gate ((uchar_t *)(&(lvalue)))[0] = (uchar_t)((val)>>8); \ 467*0Sstevel@tonic-gate ((uchar_t *)(&(lvalue)))[1] = (uchar_t)(val); \ 468*0Sstevel@tonic-gate } 469*0Sstevel@tonic-gate 470*0Sstevel@tonic-gate #if defined(_LITTLE_ENDIAN) 471*0Sstevel@tonic-gate 472*0Sstevel@tonic-gate #define REF_HOST_USHORT(lvalue) \ 473*0Sstevel@tonic-gate ((ushort_t)((((uchar_t *)(&(lvalue)))[1]<<8) | \ 474*0Sstevel@tonic-gate ((uchar_t *)(&(lvalue)))[0])) 475*0Sstevel@tonic-gate 476*0Sstevel@tonic-gate #elif defined(_BIG_ENDIAN) 477*0Sstevel@tonic-gate 478*0Sstevel@tonic-gate #define REF_HOST_USHORT(lvalue) \ 479*0Sstevel@tonic-gate ((ushort_t)((((uchar_t *)(&(lvalue)))[0]<<8) | \ 480*0Sstevel@tonic-gate ((uchar_t *)(&(lvalue)))[1])) 481*0Sstevel@tonic-gate 482*0Sstevel@tonic-gate #else /* unknown endian */ 483*0Sstevel@tonic-gate #error "what endian is this machine?" 484*0Sstevel@tonic-gate #endif /* endian */ 485*0Sstevel@tonic-gate 486*0Sstevel@tonic-gate #endif /* ALIGNMENT_REQUIRED */ 487*0Sstevel@tonic-gate 488*0Sstevel@tonic-gate /* ================================================================ */ 489*0Sstevel@tonic-gate /* Route Determination Entity definitions (IEEE 802.2 1994 edition) */ 490*0Sstevel@tonic-gate /* ================================================================ */ 491*0Sstevel@tonic-gate 492*0Sstevel@tonic-gate struct rde_pdu { 493*0Sstevel@tonic-gate uchar_t rde_ver; 494*0Sstevel@tonic-gate uchar_t rde_ptype; 495*0Sstevel@tonic-gate uchar_t rde_target_mac[6]; 496*0Sstevel@tonic-gate uchar_t rde_orig_mac[6]; 497*0Sstevel@tonic-gate uchar_t rde_target_sap; 498*0Sstevel@tonic-gate uchar_t rde_orig_sap; 499*0Sstevel@tonic-gate }; 500*0Sstevel@tonic-gate 501*0Sstevel@tonic-gate #define LSAP_RDE 0xa6 /* IEEE 802.2 section 3.3.1.2 */ 502*0Sstevel@tonic-gate #define RDE_RQC 0x01 /* Route Query Command */ 503*0Sstevel@tonic-gate #define RDE_RQR 0x02 /* Route Query Response */ 504*0Sstevel@tonic-gate #define RDE_RS 0x03 /* Route Selected */ 505*0Sstevel@tonic-gate 506*0Sstevel@tonic-gate /* ============================================================= */ 507*0Sstevel@tonic-gate /* Source Routing fields and definitions (IEEE 802.2 and 802.1D) */ 508*0Sstevel@tonic-gate /* ============================================================= */ 509*0Sstevel@tonic-gate 510*0Sstevel@tonic-gate #define MAX_RDFLDS 14 /* changed to 14 from 8 as per IEEE */ 511*0Sstevel@tonic-gate 512*0Sstevel@tonic-gate /* 513*0Sstevel@tonic-gate * Source Routing Route Information field. 514*0Sstevel@tonic-gate */ 515*0Sstevel@tonic-gate struct gld_ri { 516*0Sstevel@tonic-gate #if defined(_BIT_FIELDS_LTOH) 517*0Sstevel@tonic-gate uchar_t len:5; /* length */ 518*0Sstevel@tonic-gate uchar_t rt:3; /* routing type */ 519*0Sstevel@tonic-gate uchar_t res:4; /* reserved */ 520*0Sstevel@tonic-gate uchar_t mtu:3; /* largest frame */ 521*0Sstevel@tonic-gate uchar_t dir:1; /* direction bit */ 522*0Sstevel@tonic-gate struct tr_rd { /* route designator fields */ 523*0Sstevel@tonic-gate ushort_t bridge:4; /* Note: assumes network order... */ 524*0Sstevel@tonic-gate ushort_t ring:12; /* ...(Big Endian) -- needs ntohs() */ 525*0Sstevel@tonic-gate } rd[MAX_RDFLDS]; 526*0Sstevel@tonic-gate #elif defined(_BIT_FIELDS_HTOL) 527*0Sstevel@tonic-gate uchar_t rt:3; /* routing type */ 528*0Sstevel@tonic-gate uchar_t len:5; /* length */ 529*0Sstevel@tonic-gate uchar_t dir:1; /* direction bit */ 530*0Sstevel@tonic-gate uchar_t mtu:3; /* largest frame */ 531*0Sstevel@tonic-gate uchar_t res:4; /* reserved */ 532*0Sstevel@tonic-gate struct tr_rd { /* route designator fields */ 533*0Sstevel@tonic-gate ushort_t ring:12; 534*0Sstevel@tonic-gate ushort_t bridge:4; 535*0Sstevel@tonic-gate } rd[MAX_RDFLDS]; 536*0Sstevel@tonic-gate #else 537*0Sstevel@tonic-gate #error "which way do bit fields get allocated?" 538*0Sstevel@tonic-gate #endif 539*0Sstevel@tonic-gate }; 540*0Sstevel@tonic-gate 541*0Sstevel@tonic-gate #define RT_SRF 0x0 /* 0xx: specifically routed frame */ 542*0Sstevel@tonic-gate #define RT_ARE 0x4 /* 10x: all routes explorer frame */ 543*0Sstevel@tonic-gate #define RT_STE 0x6 /* 11x: spanning tree explorer frame */ 544*0Sstevel@tonic-gate 545*0Sstevel@tonic-gate #define RT_MTU_MAX 0x7 /* Max MTU field (base only) */ 546*0Sstevel@tonic-gate 547*0Sstevel@tonic-gate /* 548*0Sstevel@tonic-gate * Source route table info 549*0Sstevel@tonic-gate */ 550*0Sstevel@tonic-gate struct srtab { 551*0Sstevel@tonic-gate struct srtab *sr_next; /* next in linked list */ 552*0Sstevel@tonic-gate uchar_t sr_mac[6]; /* MAC address */ 553*0Sstevel@tonic-gate struct gld_ri sr_ri; /* routing information */ 554*0Sstevel@tonic-gate clock_t sr_timer; 555*0Sstevel@tonic-gate }; 556*0Sstevel@tonic-gate 557*0Sstevel@tonic-gate #define SR_HASH_SIZE 256 /* Number of bins */ 558*0Sstevel@tonic-gate 559*0Sstevel@tonic-gate /* ================================================================= */ 560*0Sstevel@tonic-gate /* Media dependent defines for media dependent routines in gldutil.c */ 561*0Sstevel@tonic-gate /* ================================================================= */ 562*0Sstevel@tonic-gate 563*0Sstevel@tonic-gate /* 564*0Sstevel@tonic-gate * Some "semi-generic" defines used by ether, token, and fddi, 565*0Sstevel@tonic-gate * and probably anything else with addrlen == 6 && saplen == -2. 566*0Sstevel@tonic-gate */ 567*0Sstevel@tonic-gate 568*0Sstevel@tonic-gate struct gld_dlsap { 569*0Sstevel@tonic-gate unsigned char glda_addr[ETHERADDRL]; 570*0Sstevel@tonic-gate unsigned short glda_sap; 571*0Sstevel@tonic-gate }; 572*0Sstevel@tonic-gate 573*0Sstevel@tonic-gate #define DLSAP(p, offset) ((struct gld_dlsap *)((caddr_t)(p)+offset)) 574*0Sstevel@tonic-gate 575*0Sstevel@tonic-gate typedef uchar_t mac_addr_t[ETHERADDRL]; 576*0Sstevel@tonic-gate 577*0Sstevel@tonic-gate struct llc_snap_hdr { 578*0Sstevel@tonic-gate uchar_t d_lsap; /* destination service access point */ 579*0Sstevel@tonic-gate uchar_t s_lsap; /* source link service access point */ 580*0Sstevel@tonic-gate uchar_t control; /* short control field */ 581*0Sstevel@tonic-gate uchar_t org[3]; /* Ethernet style organization field */ 582*0Sstevel@tonic-gate ushort_t type; /* Ethernet style type field */ 583*0Sstevel@tonic-gate }; 584*0Sstevel@tonic-gate 585*0Sstevel@tonic-gate #define LLC_HDR1_LEN 3 /* Length of the LLC1 header */ 586*0Sstevel@tonic-gate #define LLC_SNAP_HDR_LEN 8 /* Full length of SNAP header */ 587*0Sstevel@tonic-gate #define LSAP_SNAP 0xaa /* SAP for SubNet Access Protocol */ 588*0Sstevel@tonic-gate #define CNTL_LLC_UI 0x03 /* un-numbered information packet */ 589*0Sstevel@tonic-gate 590*0Sstevel@tonic-gate /* ============================ */ 591*0Sstevel@tonic-gate /* Ethernet related definitions */ 592*0Sstevel@tonic-gate /* ============================ */ 593*0Sstevel@tonic-gate 594*0Sstevel@tonic-gate struct ether_mac_frm { 595*0Sstevel@tonic-gate mac_addr_t ether_dhost; 596*0Sstevel@tonic-gate mac_addr_t ether_shost; 597*0Sstevel@tonic-gate ushort_t ether_type; 598*0Sstevel@tonic-gate }; 599*0Sstevel@tonic-gate 600*0Sstevel@tonic-gate /* ======================== */ 601*0Sstevel@tonic-gate /* FDDI related definitions */ 602*0Sstevel@tonic-gate /* ======================== */ 603*0Sstevel@tonic-gate 604*0Sstevel@tonic-gate struct fddi_mac_frm { 605*0Sstevel@tonic-gate uchar_t fddi_fc; 606*0Sstevel@tonic-gate mac_addr_t fddi_dhost; 607*0Sstevel@tonic-gate mac_addr_t fddi_shost; 608*0Sstevel@tonic-gate }; 609*0Sstevel@tonic-gate 610*0Sstevel@tonic-gate /* ============================== */ 611*0Sstevel@tonic-gate /* Token Ring related definitions */ 612*0Sstevel@tonic-gate /* ============================== */ 613*0Sstevel@tonic-gate 614*0Sstevel@tonic-gate struct tr_mac_frm_nori { 615*0Sstevel@tonic-gate uchar_t tr_ac; 616*0Sstevel@tonic-gate uchar_t tr_fc; 617*0Sstevel@tonic-gate mac_addr_t tr_dhost; 618*0Sstevel@tonic-gate mac_addr_t tr_shost; 619*0Sstevel@tonic-gate }; 620*0Sstevel@tonic-gate 621*0Sstevel@tonic-gate struct tr_mac_frm { 622*0Sstevel@tonic-gate uchar_t tr_ac; 623*0Sstevel@tonic-gate uchar_t tr_fc; 624*0Sstevel@tonic-gate mac_addr_t tr_dhost; 625*0Sstevel@tonic-gate mac_addr_t tr_shost; 626*0Sstevel@tonic-gate struct gld_ri tr_ri; /* Routing Information Field */ 627*0Sstevel@tonic-gate }; 628*0Sstevel@tonic-gate 629*0Sstevel@tonic-gate #ifdef __cplusplus 630*0Sstevel@tonic-gate } 631*0Sstevel@tonic-gate #endif 632*0Sstevel@tonic-gate 633*0Sstevel@tonic-gate #endif /* _SYS_GLDPRIV_H */ 634