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kernel_samsung_a34x-permissive/drivers/net/fddi/skfp/h/smc.h
Fede2782 6db4831e98
Import A346BXXU4BWK2 kernel source 
Android 14
2024-04-28 15:51:13 +02:00

489 lines
14 KiB
C
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/******************************************************************************
*
* (C)Copyright 1998,1999 SysKonnect,
* a business unit of Schneider & Koch & Co. Datensysteme GmbH.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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[1] ;
} ;
/*
* 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 privae 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, 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_ */
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