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-rw-r--r--drivers/net/fddi/skfp/h/smc.h484
1 files changed, 484 insertions, 0 deletions
diff --git a/drivers/net/fddi/skfp/h/smc.h b/drivers/net/fddi/skfp/h/smc.h
new file mode 100644
index 000000000..b0e6ce0d8
--- /dev/null
+++ b/drivers/net/fddi/skfp/h/smc.h
@@ -0,0 +1,484 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/******************************************************************************
+ *
+ * (C)Copyright 1998,1999 SysKonnect,
+ * a business unit of Schneider & Koch & Co. Datensysteme GmbH.
+ *
+ * The information in this file is provided "AS IS" without warranty.
+ *
+ ******************************************************************************/
+
+#ifndef _SCMECM_
+#define _SCMECM_
+
+#if defined(PCI) && !defined(OSDEF)
+/*
+ * In the case of the PCI bus the file osdef1st.h must be present
+ */
+#define OSDEF
+#endif
+
+#ifdef PCI
+#ifndef SUPERNET_3
+#define SUPERNET_3
+#endif
+#ifndef TAG_MODE
+#define TAG_MODE
+#endif
+#endif
+
+/*
+ * include all other files in required order
+ * the following files must have been included before:
+ * types.h
+ * fddi.h
+ */
+#ifdef OSDEF
+#include "osdef1st.h"
+#endif /* OSDEF */
+#ifdef OEM_CONCEPT
+#include "oemdef.h"
+#endif /* OEM_CONCEPT */
+#include "smt.h"
+#include "cmtdef.h"
+#include "fddimib.h"
+#include "targethw.h" /* all target hw dependencies */
+#include "targetos.h" /* all target os dependencies */
+#ifdef ESS
+#include "sba.h"
+#endif
+
+/*
+ * Event Queue
+ * queue.c
+ * events are class/value pairs
+ * class is addressee, e.g. RMT, PCM etc.
+ * value is command, e.g. line state change, ring op change etc.
+ */
+struct event_queue {
+ u_short class ; /* event class */
+ u_short event ; /* event value */
+} ;
+
+/*
+ * define event queue as circular buffer
+ */
+#ifdef CONCENTRATOR
+#define MAX_EVENT 128
+#else /* nCONCENTRATOR */
+#define MAX_EVENT 64
+#endif /* nCONCENTRATOR */
+
+struct s_queue {
+
+ struct event_queue ev_queue[MAX_EVENT];
+ struct event_queue *ev_put ;
+ struct event_queue *ev_get ;
+} ;
+
+/*
+ * ECM - Entity Coordination Management
+ * ecm.c
+ */
+struct s_ecm {
+ u_char path_test ; /* ECM path test variable */
+ u_char sb_flag ; /* ECM stuck bypass */
+ u_char DisconnectFlag ; /* jd 05-Aug-1999 Bug #10419
+ * ECM disconnected */
+ u_char ecm_line_state ; /* flag to dispatcher : line states */
+ u_long trace_prop ; /* ECM Trace_Prop flag >= 16 bits !! */
+ /* NUMPHYS note:
+ * this variable must have enough bits to hold all entiies in
+ * the station. So NUMPHYS may not be greater than 31.
+ */
+ char ec_pad[2] ;
+ struct smt_timer ecm_timer ; /* timer */
+} ;
+
+
+/*
+ * RMT - Ring Management
+ * rmt.c
+ */
+struct s_rmt {
+ u_char dup_addr_test ; /* state of dupl. addr. test */
+ u_char da_flag ; /* flag : duplicate address det. */
+ u_char loop_avail ; /* flag : MAC available for loopback */
+ u_char sm_ma_avail ; /* flag : MAC available for SMT */
+ u_char no_flag ; /* flag : ring not operational */
+ u_char bn_flag ; /* flag : MAC reached beacon state */
+ u_char jm_flag ; /* flag : jamming in NON_OP_DUP */
+ u_char rm_join ; /* CFM flag RM_Join */
+ u_char rm_loop ; /* CFM flag RM_Loop */
+
+ long fast_rm_join ; /* bit mask of active ports */
+ /*
+ * timer and flags
+ */
+ struct smt_timer rmt_timer0 ; /* timer 0 */
+ struct smt_timer rmt_timer1 ; /* timer 1 */
+ struct smt_timer rmt_timer2 ; /* timer 2 */
+ u_char timer0_exp ; /* flag : timer 0 expired */
+ u_char timer1_exp ; /* flag : timer 1 expired */
+ u_char timer2_exp ; /* flag : timer 2 expired */
+
+ u_char rm_pad1;
+} ;
+
+/*
+ * CFM - Configuration Management
+ * cfm.c
+ * used for SAS and DAS
+ */
+struct s_cfm {
+ u_char cf_state; /* CFM state machine current state */
+ u_char cf_pad[3] ;
+} ;
+
+/*
+ * CEM - Configuration Element Management
+ * cem.c
+ * used for Concentrator
+ */
+#ifdef CONCENTRATOR
+struct s_cem {
+ int ce_state ; /* CEM state */
+ int ce_port ; /* PA PB PM PM+1 .. */
+ int ce_type ; /* TA TB TS TM */
+} ;
+
+/*
+ * linked list of CCEs in current token path
+ */
+struct s_c_ring {
+ struct s_c_ring *c_next ;
+ char c_entity ;
+} ;
+
+struct mib_path_config {
+ u_long fddimibPATHConfigSMTIndex;
+ u_long fddimibPATHConfigPATHIndex;
+ u_long fddimibPATHConfigTokenOrder;
+ u_long fddimibPATHConfigResourceType;
+#define SNMP_RES_TYPE_MAC 2 /* Resource is a MAC */
+#define SNMP_RES_TYPE_PORT 4 /* Resource is a PORT */
+ u_long fddimibPATHConfigResourceIndex;
+ u_long fddimibPATHConfigCurrentPath;
+#define SNMP_PATH_ISOLATED 1 /* Current path is isolated */
+#define SNMP_PATH_LOCAL 2 /* Current path is local */
+#define SNMP_PATH_SECONDARY 3 /* Current path is secondary */
+#define SNMP_PATH_PRIMARY 4 /* Current path is primary */
+#define SNMP_PATH_CONCATENATED 5 /* Current path is concatenated */
+#define SNMP_PATH_THRU 6 /* Current path is thru */
+};
+
+
+#endif
+
+/*
+ * PCM connect states
+ */
+#define PCM_DISABLED 0
+#define PCM_CONNECTING 1
+#define PCM_STANDBY 2
+#define PCM_ACTIVE 3
+
+struct s_pcm {
+ u_char pcm_pad[3] ;
+} ;
+
+/*
+ * PHY struct
+ * one per physical port
+ */
+struct s_phy {
+ /* Inter Module Globals */
+ struct fddi_mib_p *mib ;
+
+ u_char np ; /* index 0 .. NUMPHYS */
+ u_char cf_join ;
+ u_char cf_loop ;
+ u_char wc_flag ; /* withhold connection flag */
+ u_char pc_mode ; /* Holds the negotiated mode of the PCM */
+ u_char pc_lem_fail ; /* flag : LCT failed */
+ u_char lc_test ;
+ u_char scrub ; /* CFM flag Scrub -> PCM */
+ char phy_name ;
+ u_char pmd_type[2] ; /* SK connector/transceiver type codes */
+#define PMD_SK_CONN 0 /* pmd_type[PMD_SK_CONN] = Connector */
+#define PMD_SK_PMD 1 /* pmd_type[PMD_SK_PMD] = Xver */
+ u_char pmd_scramble ; /* scrambler on/off */
+
+ /* inner Module Globals */
+ u_char curr_ls ; /* current line state */
+ u_char ls_flag ;
+ u_char rc_flag ;
+ u_char tc_flag ;
+ u_char td_flag ;
+ u_char bitn ;
+ u_char tr_flag ; /* trace recvd while in active */
+ u_char twisted ; /* flag to indicate an A-A or B-B connection */
+ u_char t_val[NUMBITS] ; /* transmit bits for signaling */
+ u_char r_val[NUMBITS] ; /* receive bits for signaling */
+ u_long t_next[NUMBITS] ;
+ struct smt_timer pcm_timer0 ;
+ struct smt_timer pcm_timer1 ;
+ struct smt_timer pcm_timer2 ;
+ u_char timer0_exp ;
+ u_char timer1_exp ;
+ u_char timer2_exp ;
+ u_char pcm_pad1[1] ;
+ int cem_pst ; /* CEM private state; used for dual homing */
+ struct lem_counter lem ;
+#ifdef AMDPLC
+ struct s_plc plc ;
+#endif
+} ;
+
+/*
+ * timer package
+ * smttimer.c
+ */
+struct s_timer {
+ struct smt_timer *st_queue ;
+ struct smt_timer st_fast ;
+} ;
+
+/*
+ * SRF types and data
+ */
+#define SMT_EVENT_BASE 1
+#define SMT_EVENT_MAC_PATH_CHANGE (SMT_EVENT_BASE+0)
+#define SMT_EVENT_MAC_NEIGHBOR_CHANGE (SMT_EVENT_BASE+1)
+#define SMT_EVENT_PORT_PATH_CHANGE (SMT_EVENT_BASE+2)
+#define SMT_EVENT_PORT_CONNECTION (SMT_EVENT_BASE+3)
+
+#define SMT_IS_CONDITION(x) ((x)>=SMT_COND_BASE)
+
+#define SMT_COND_BASE (SMT_EVENT_PORT_CONNECTION+1)
+#define SMT_COND_SMT_PEER_WRAP (SMT_COND_BASE+0)
+#define SMT_COND_SMT_HOLD (SMT_COND_BASE+1)
+#define SMT_COND_MAC_FRAME_ERROR (SMT_COND_BASE+2)
+#define SMT_COND_MAC_DUP_ADDR (SMT_COND_BASE+3)
+#define SMT_COND_MAC_NOT_COPIED (SMT_COND_BASE+4)
+#define SMT_COND_PORT_EB_ERROR (SMT_COND_BASE+5)
+#define SMT_COND_PORT_LER (SMT_COND_BASE+6)
+
+#define SR0_WAIT 0
+#define SR1_HOLDOFF 1
+#define SR2_DISABLED 2
+
+struct s_srf {
+ u_long SRThreshold ; /* threshold value */
+ u_char RT_Flag ; /* report transmitted flag */
+ u_char sr_state ; /* state-machine */
+ u_char any_report ; /* any report required */
+ u_long TSR ; /* timer */
+ u_short ring_status ; /* IBM ring status */
+} ;
+
+/*
+ * IBM token ring status
+ */
+#define RS_RES15 (1<<15) /* reserved */
+#define RS_HARDERROR (1<<14) /* ring down */
+#define RS_SOFTERROR (1<<13) /* sent SRF */
+#define RS_BEACON (1<<12) /* transmitted beacon */
+#define RS_PATHTEST (1<<11) /* path test failed */
+#define RS_SELFTEST (1<<10) /* selftest required */
+#define RS_RES9 (1<< 9) /* reserved */
+#define RS_DISCONNECT (1<< 8) /* remote disconnect */
+#define RS_RES7 (1<< 7) /* reserved */
+#define RS_DUPADDR (1<< 6) /* duplicate address */
+#define RS_NORINGOP (1<< 5) /* no ring op */
+#define RS_VERSION (1<< 4) /* SMT version mismatch */
+#define RS_STUCKBYPASSS (1<< 3) /* stuck bypass */
+#define RS_EVENT (1<< 2) /* FDDI event occurred */
+#define RS_RINGOPCHANGE (1<< 1) /* ring op changed */
+#define RS_RES0 (1<< 0) /* reserved */
+
+#define RS_SET(smc,bit) \
+ ring_status_indication(smc,smc->srf.ring_status |= bit)
+#define RS_CLEAR(smc,bit) \
+ ring_status_indication(smc,smc->srf.ring_status &= ~bit)
+
+#define RS_CLEAR_EVENT (0xffff & ~(RS_NORINGOP))
+
+/* Define the AIX-event-Notification as null function if it isn't defined */
+/* in the targetos.h file */
+#ifndef AIX_EVENT
+#define AIX_EVENT(smc,opt0,opt1,opt2,opt3) /* nothing */
+#endif
+
+struct s_srf_evc {
+ u_char evc_code ; /* event code type */
+ u_char evc_index ; /* index for mult. instances */
+ u_char evc_rep_required ; /* report required */
+ u_short evc_para ; /* SMT Para Number */
+ u_char *evc_cond_state ; /* condition state */
+ u_char *evc_multiple ; /* multiple occurrence */
+} ;
+
+/*
+ * Values used by frame based services
+ * smt.c
+ */
+#define SMT_MAX_TEST 5
+#define SMT_TID_NIF 0 /* pending NIF request */
+#define SMT_TID_NIF_TEST 1 /* pending NIF test */
+#define SMT_TID_ECF_UNA 2 /* pending ECF UNA test */
+#define SMT_TID_ECF_DNA 3 /* pending ECF DNA test */
+#define SMT_TID_ECF 4 /* pending ECF test */
+
+struct smt_values {
+ u_long smt_tvu ; /* timer valid una */
+ u_long smt_tvd ; /* timer valid dna */
+ u_long smt_tid ; /* transaction id */
+ u_long pend[SMT_MAX_TEST] ; /* TID of requests */
+ u_long uniq_time ; /* unique time stamp */
+ u_short uniq_ticks ; /* unique time stamp */
+ u_short please_reconnect ; /* flag : reconnect */
+ u_long smt_last_lem ;
+ u_long smt_last_notify ;
+ struct smt_timer smt_timer ; /* SMT NIF timer */
+ u_long last_tok_time[NUMMACS]; /* token cnt emulation */
+} ;
+
+/*
+ * SMT/CMT configurable parameters
+ */
+#define SMT_DAS 0 /* dual attach */
+#define SMT_SAS 1 /* single attach */
+#define SMT_NAC 2 /* null attach concentrator */
+
+struct smt_config {
+ u_char attach_s ; /* CFM attach to secondary path */
+ u_char sas ; /* SMT_DAS/SAS/NAC */
+ u_char build_ring_map ; /* build ringmap if TRUE */
+ u_char numphys ; /* number of active phys */
+ u_char sc_pad[1] ;
+
+ u_long pcm_tb_min ; /* PCM : TB_Min timer value */
+ u_long pcm_tb_max ; /* PCM : TB_Max timer value */
+ u_long pcm_c_min ; /* PCM : C_Min timer value */
+ u_long pcm_t_out ; /* PCM : T_Out timer value */
+ u_long pcm_tl_min ; /* PCM : TL_min timer value */
+ u_long pcm_lc_short ; /* PCM : LC_Short timer value */
+ u_long pcm_lc_medium ; /* PCM : LC_Medium timer value */
+ u_long pcm_lc_long ; /* PCM : LC_Long timer value */
+ u_long pcm_lc_extended ; /* PCM : LC_Extended timer value */
+ u_long pcm_t_next_9 ; /* PCM : T_Next[9] timer value */
+ u_long pcm_ns_max ; /* PCM : NS_Max timer value */
+
+ u_long ecm_i_max ; /* ECM : I_Max timer value */
+ u_long ecm_in_max ; /* ECM : IN_Max timer value */
+ u_long ecm_td_min ; /* ECM : TD_Min timer */
+ u_long ecm_test_done ; /* ECM : path test done timer */
+ u_long ecm_check_poll ; /* ECM : check bypass poller */
+
+ u_long rmt_t_non_op ; /* RMT : T_Non_OP timer value */
+ u_long rmt_t_stuck ; /* RMT : T_Stuck timer value */
+ u_long rmt_t_direct ; /* RMT : T_Direct timer value */
+ u_long rmt_t_jam ; /* RMT : T_Jam timer value */
+ u_long rmt_t_announce ; /* RMT : T_Announce timer value */
+ u_long rmt_t_poll ; /* RMT : claim/beacon poller */
+ u_long rmt_dup_mac_behavior ; /* Flag for the beavior of SMT if
+ * a Duplicate MAC Address was detected.
+ * FALSE: SMT will leave finally the ring
+ * TRUE: SMT will reinstert into the ring
+ */
+ u_long mac_d_max ; /* MAC : D_Max timer value */
+
+ u_long lct_short ; /* LCT : error threshold */
+ u_long lct_medium ; /* LCT : error threshold */
+ u_long lct_long ; /* LCT : error threshold */
+ u_long lct_extended ; /* LCT : error threshold */
+} ;
+
+#ifdef DEBUG
+/*
+ * Debugging struct sometimes used in smc
+ */
+struct smt_debug {
+ int d_smtf ;
+ int d_smt ;
+ int d_ecm ;
+ int d_rmt ;
+ int d_cfm ;
+ int d_pcm ;
+ int d_plc ;
+#ifdef ESS
+ int d_ess ;
+#endif
+#ifdef SBA
+ int d_sba ;
+#endif
+ struct os_debug d_os; /* Include specific OS DEBUG struct */
+} ;
+
+#ifndef DEBUG_BRD
+/* all boards shall be debugged with one debug struct */
+extern struct smt_debug debug; /* Declaration of debug struct */
+#endif /* DEBUG_BRD */
+
+#endif /* DEBUG */
+
+/*
+ * the SMT Context Struct SMC
+ * this struct contains ALL global variables of SMT
+ */
+struct s_smc {
+ struct s_smt_os os ; /* os specific */
+ struct s_smt_hw hw ; /* hardware */
+
+/*
+ * NOTE: os and hw MUST BE the first two structs
+ * anything beyond hw WILL BE SET TO ZERO in smt_set_defaults()
+ */
+ struct smt_config s ; /* smt constants */
+ struct smt_values sm ; /* smt variables */
+ struct s_ecm e ; /* ecm */
+ struct s_rmt r ; /* rmt */
+ struct s_cfm cf ; /* cfm/cem */
+#ifdef CONCENTRATOR
+ struct s_cem ce[NUMPHYS] ; /* cem */
+ struct s_c_ring cr[NUMPHYS+NUMMACS] ;
+#endif
+ struct s_pcm p ; /* pcm */
+ struct s_phy y[NUMPHYS] ; /* phy */
+ struct s_queue q ; /* queue */
+ struct s_timer t ; /* timer */
+ struct s_srf srf ; /* SRF */
+ struct s_srf_evc evcs[6+NUMPHYS*4] ;
+ struct fddi_mib mib ; /* __THE_MIB__ */
+#ifdef SBA
+ struct s_sba sba ; /* SBA variables */
+#endif
+#ifdef ESS
+ struct s_ess ess ; /* Ess variables */
+#endif
+#if defined(DEBUG) && defined(DEBUG_BRD)
+ /* If you want all single board to be debugged separately */
+ struct smt_debug debug; /* Declaration of debug struct */
+#endif /* DEBUG_BRD && DEBUG */
+} ;
+
+extern const struct fddi_addr fddi_broadcast;
+
+void all_selection_criteria(struct s_smc *smc);
+void card_stop(struct s_smc *smc);
+void init_board(struct s_smc *smc, u_char *mac_addr);
+int init_fplus(struct s_smc *smc);
+void init_plc(struct s_smc *smc);
+int init_smt(struct s_smc *smc, const u_char *mac_addr);
+void mac1_irq(struct s_smc *smc, u_short stu, u_short stl);
+void mac2_irq(struct s_smc *smc, u_short code_s2u, u_short code_s2l);
+void mac3_irq(struct s_smc *smc, u_short code_s3u, u_short code_s3l);
+int pcm_status_twisted(struct s_smc *smc);
+void plc1_irq(struct s_smc *smc);
+void plc2_irq(struct s_smc *smc);
+void read_address(struct s_smc *smc, u_char *mac_addr);
+void timer_irq(struct s_smc *smc);
+
+#endif /* _SCMECM_ */
+