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NetBSD/sys/dev/ic/isic_l1.h

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/* $NetBSD: isic_l1.h,v 1.16 2003/10/03 16:38:44 pooka Exp $ */
/*
* Copyright (c) 1997, 2000 Hellmuth Michaelis. All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*
*/
#ifndef _ISIC_L1_H
#define _ISIC_L1_H
#include <netisdn/i4b_l3l4.h>
/*---------------------------------------------------------------------------
* kernel config file flags definition
*---------------------------------------------------------------------------*/
#define FLAG_TELES_S0_8 1
#define FLAG_TELES_S0_16 2
#define FLAG_TELES_S0_163 3
#define FLAG_AVM_A1 4
#define FLAG_TELES_S0_163_PnP 5
#define FLAG_CREATIX_S0_PnP 6
#define FLAG_USR_ISDN_TA_INT 7
#define FLAG_DRN_NGO 8
#define FLAG_SWS 9
#define FLAG_AVM_A1_PCMCIA 10
#define FLAG_DYNALINK 11
#define FLAG_BLMASTER 12
#define FLAG_ELSA_QS1P_ISA 13
#define FLAG_ELSA_QS1P_PCI 14
#define FLAG_SIEMENS_ITALK 15
#define FLAG_ELSA_MLIMC 16
#define FLAG_ELSA_MLMCALL 17
#define FLAG_ITK_IX1 18
#define FLAG_AVMA1PCI 19
#define FLAG_ELSA_PCC16 20
#define FLAG_AVM_PNP 21
#define FLAG_SIEMENS_ISURF2 22
#define FLAG_ASUSCOM_IPAC 23
#define SEC_DELAY 1000000 /* one second DELAY for DELAY*/
#define MAX_DFRAME_LEN 264 /* max length of a D frame */
#ifndef __bsdi__
#define min(a,b) ((a)<(b)?(a):(b))
#endif
/* We try to map as few as possible as small as possible io and/or
memory regions. Each card defines its own interpretation of this
mapping array. At probe time we have a fixed size array, later
(when the card type is known) we allocate a minimal array
dynamically. */
#define ISIC_MAX_IO_MAPS 49 /* no cardtype needs more yet */
/* one entry in mapping array */
struct isic_io_map {
bus_space_tag_t t; /* which bus-space is this? */
bus_space_handle_t h; /* handle of mapped bus space region */
bus_size_t offset; /* offset into region */
bus_size_t size; /* size of region, zero if not ours
(i.e.: don't ever unmap it!) */
};
/* this is passed around at probe time (no struct isic_softc yet) */
struct isic_attach_args {
int ia_flags; /* flags from config file */
int ia_num_mappings; /* number of io mappings provided */
struct isic_io_map ia_maps[ISIC_MAX_IO_MAPS];
};
/*---------------------------------------------------------------------------*
* isic_Bchan: the state of one B channel
*---------------------------------------------------------------------------*/
typedef struct
{
int channel; /* which channel is this*/
u_char hscx_mask; /* HSCX interrupt mask */
int bprot; /* B channel protocol */
int state; /* this channels state */
#define HSCX_IDLE 0x00 /* channel idle */
#define HSCX_TX_ACTIVE 0x01 /* tx running */
/* receive data from ISDN */
struct ifqueue rx_queue; /* receiver queue */
int rxcount; /* rx statistics counter*/
struct mbuf *in_mbuf; /* rx input buffer */
u_char *in_cbptr; /* curr buffer pointer */
int in_len; /* rx input buffer len */
/* transmit data to ISDN */
struct ifqueue tx_queue; /* transmitter queue */
int txcount; /* tx statistics counter*/
struct mbuf *out_mbuf_head; /* first mbuf in possible chain */
struct mbuf *out_mbuf_cur; /* current mbuf in possbl chain */
unsigned char *out_mbuf_cur_ptr; /* data pointer into mbuf */
int out_mbuf_cur_len; /* remaining bytes in mbuf */
/* link between b channel and driver */
isdn_link_t isdn_linktab; /* b channel driver data */
const struct isdn_l4_driver_functions
*l4_driver; /* layer 4 driver */
void *l4_driver_softc; /* layer 4 driver instance */
/* statistics */
/* RSTA */
int stat_VFR; /* HSCX RSTA Valid FRame */
int stat_RDO; /* HSCX RSTA Rx Data Overflow */
int stat_CRC; /* HSCX RSTA CRC */
int stat_RAB; /* HSCX RSTA Rx message ABorted */
/* EXIR */
int stat_XDU; /* HSCX EXIR tx data underrun */
int stat_RFO; /* HSCX EXIR rx frame overflow */
} l1_bchan_state_t;
/*---------------------------------------------------------------------------*
* isic_softc: the state of the layer 1 of the D channel
*---------------------------------------------------------------------------*/
struct isic_softc
{
struct device sc_dev;
void *sc_l3token; /* pointer to registered L3 instance */
struct l2_softc sc_l2; /* D-channel variables */
int sc_irq; /* interrupt vector */
int sc_intr_valid; /* set when card is detached or disable */
#define ISIC_INTR_VALID 0 /* normal operation */
#define ISIC_INTR_DISABLED 1 /* ISDN subsystem not opened */
#define ISIC_INTR_DYING 2 /* card is detaching */
int sc_num_mappings; /* number of io mappings provided */
struct isic_io_map *sc_maps;
#define MALLOC_MAPS(sc) \
(sc)->sc_maps = (struct isic_io_map*)malloc(sizeof((sc)->sc_maps[0])*(sc)->sc_num_mappings, M_DEVBUF, 0)
int sc_cardtyp; /* only needed for some cards */
#define CARD_TYPEP_UNK 0 /* unknown */
#define CARD_TYPEP_8 1 /* Teles, S0/8 */
#define CARD_TYPEP_16 2 /* Teles, S0/16 */
#define CARD_TYPEP_16_3 3 /* Teles, S0/16.3 */
#define CARD_TYPEP_AVMA1 4 /* AVM A1 or AVM Fritz!Card */
#define CARD_TYPEP_163P 5 /* Teles, S0/16.3 PnP */
#define CARD_TYPEP_CS0P 6 /* Creatix, S0 PnP */
#define CARD_TYPEP_USRTA 7 /* US Robotics ISDN TA internal */
#define CARD_TYPEP_DRNNGO 8 /* Dr. Neuhaus Niccy GO@ */
#define CARD_TYPEP_SWS 9 /* Sedlbauer Win Speed */
#define CARD_TYPEP_DYNALINK 10 /* Dynalink IS64PH */
#define CARD_TYPEP_BLMASTER 11 /* ISDN Blaster / ISDN Master */
#define CARD_TYPEP_PCFRITZ 12 /* AVM PCMCIA Fritz!Card */
#define CARD_TYPEP_ELSAQS1ISA 13 /* ELSA QuickStep 1000pro ISA */
#define CARD_TYPEP_ELSAQS1PCI 14 /* ELSA QuickStep 1000pro PCI */
#define CARD_TYPEP_SIEMENSITALK 15 /* Siemens I-Talk */
#define CARD_TYPEP_ELSAMLIMC 16 /* ELSA MicroLink ISDN/MC */
#define CARD_TYPEP_ELSAMLMCALL 17 /* ELSA MicroLink MCall */
#define CARD_TYPEP_ITKIX1 18 /* ITK ix1 micro */
#define CARD_TYPEP_AVMA1PCI 19 /* AVM FRITZ!CARD PCI */
#define CARD_TYPEP_PCC16 20 /* ELSA PCC-16 */
#define CARD_TYPEP_AVM_PNP 21 /* AVM FRITZ!CARD PnP */
#define CARD_TYPEP_SIE_ISURF2 22 /* Siemens I-Surf 2 PnP */
#define CARD_TYPEP_ASUSCOMIPAC 23 /* Asuscom ISDNlink 128 K PnP */
#define CARD_TYPEP_AVMA1PCIV2 24 /* AVM FRITZ!CARD V2 PCI */
int sc_bustyp; /* IOM1 or IOM2 */
#define BUS_TYPE_IOM1 0x01
#define BUS_TYPE_IOM2 0x02
int sc_trace; /* output protocol data for tracing */
unsigned int sc_trace_dcount;/* d channel trace frame counter */
unsigned int sc_trace_bcount;/* b channel trace frame counter */
int sc_state; /* ISAC state flag */
#define ISAC_IDLE 0x00 /* state = idle */
#define ISAC_TX_ACTIVE 0x01 /* state = transmitter active */
int sc_init_tries; /* no of out tries to access S0 */
int sc_maddr; /* some stupid ISA cards need this */
u_char sc_isac_mask; /* ISAC IRQ mask */
#define ISAC_IMASK (sc->sc_isac_mask)
l1_bchan_state_t sc_chan[2]; /* B-channel state */
#define HSCX_A_BASE (sc->sc_chan[0].hscx)
#define HSCX_A_IMASK (sc->sc_chan[0].hscx_mask)
#define HSCX_B_BASE (sc->sc_chan[1].hscx)
#define HSCX_B_IMASK (sc->sc_chan[1].hscx_mask)
struct mbuf *sc_ibuf; /* input buffer mgmt */
u_short sc_ilen;
u_char *sc_ib;
/* this is for the irq TX routine */
struct mbuf *sc_obuf; /* pointer to an mbuf with TX frame */
u_char *sc_op; /* ptr to next chunk of frame to tx */
int sc_ol; /* length of remaining frame to tx */
int sc_freeflag; /* m_freem mbuf if set */
struct mbuf *sc_obuf2; /* pointer to an mbuf with TX frame */
int sc_freeflag2; /* m_freem mbuf if set */
int sc_isac_version; /* version number of ISAC */
int sc_hscx_version; /* version number of HSCX */
int sc_ipac_version; /* version number of IPAC */
int sc_I430state; /* I.430 state F3 .... F8 */
int sc_I430T3; /* I.430 Timer T3 running */
struct callout sc_T3_callout;
int sc_I430T4; /* Timer T4 running */
struct callout sc_T4_callout;
int sc_driver_specific; /* used for LED values */
struct callout sc_driver_callout; /* used for LED timer */
/*
* byte fields for the AVM Fritz!Card PCI. These are packed into
* a u_int in the driver.
*/
u_char avma1pp_cmd;
u_char avma1pp_txl;
u_char avma1pp_prot;
int sc_ipac; /* flag, running on ipac */
int sc_bfifolen; /* length of b channel fifos */
#define ISIC_WHAT_ISAC 0
#define ISIC_WHAT_HSCXA 1
#define ISIC_WHAT_HSCXB 2
#define ISIC_WHAT_IPAC 3
u_int8_t (*readreg) __P((struct isic_softc *, int, bus_size_t));
void (*writereg) __P((struct isic_softc *, int, bus_size_t, u_int8_t));
void (*readfifo) __P((struct isic_softc *, int, void *,
size_t));
void (*writefifo) __P((struct isic_softc *, int what,
const void *, size_t));
void (*clearirq) __P((struct isic_softc *));
void (*drv_command) __P((struct isic_softc *, int, void *));
#define ISAC_READ(r) (*sc->readreg)(sc, ISIC_WHAT_ISAC, (r))
#define ISAC_WRITE(r,v) (*sc->writereg)(sc, ISIC_WHAT_ISAC, (r), (v))
#define ISAC_RDFIFO(b,s) (*sc->readfifo)(sc, ISIC_WHAT_ISAC, (b), (s))
#define ISAC_WRFIFO(b,s) (*sc->writefifo)(sc, ISIC_WHAT_ISAC, (b), (s))
#define HSCX_READ(n,r) (*sc->readreg)(sc, ISIC_WHAT_HSCXA+(n), (r))
#define HSCX_WRITE(n,r,v) (*sc->writereg)(sc, ISIC_WHAT_HSCXA+(n), (r), (v))
#define HSCX_RDFIFO(n,b,s) (*sc->readfifo)(sc, ISIC_WHAT_HSCXA+(n), (b), (s))
#define HSCX_WRFIFO(n,b,s) (*sc->writefifo)(sc, ISIC_WHAT_HSCXA+(n), (b), (s))
#define IPAC_READ(r) (*sc->readreg)(sc, ISIC_WHAT_IPAC, (r))
#define IPAC_WRITE(r, v) (*sc->writereg)(sc, ISIC_WHAT_IPAC, (r), (v))
};
/*---------------------------------------------------------------------------*
* possible I.430/ISAC states
*---------------------------------------------------------------------------*/
enum I430states {
ST_F3, /* F3 Deactivated */
ST_F4, /* F4 Awaiting Signal */
ST_F5, /* F5 Identifying Input */
ST_F6, /* F6 Synchronized */
ST_F7, /* F7 Activated */
ST_F8, /* F8 Lost Framing */
ST_ILL, /* Illegal State */
N_STATES
};
/*---------------------------------------------------------------------------*
* possible I.430/ISAC events
*---------------------------------------------------------------------------*/
enum I430events {
EV_PHAR, /* PH ACTIVATE REQUEST */
EV_T3, /* Timer 3 expired */
EV_INFO0, /* receiving INFO0 */
EV_RSY, /* receiving any signal */
EV_INFO2, /* receiving INFO2 */
EV_INFO48, /* receiving INFO4 pri 8/9 */
EV_INFO410, /* receiving INFO4 pri 10/11 */
EV_DR, /* Deactivate Request */
EV_PU, /* Power UP */
EV_DIS, /* Disconnected (only 2085) */
EV_EI, /* Error Indication */
EV_ILL, /* Illegal Event */
N_EVENTS
};
enum I430commands {
CMD_TIM, /* Timing */
CMD_RS, /* Reset */
CMD_AR8, /* Activation request pri 8 */
CMD_AR10, /* Activation request pri 10 */
CMD_DIU, /* Deactivate Indication Upstream */
CMD_ILL /* Illegal command */
};
#define N_COMMANDS CMD_ILL
extern void isic_recover __P((struct isic_softc *));
extern int isicintr __P((void *));
extern int isicprobe __P((struct isic_attach_args *));
extern int isic_attach_avma1 __P((struct isic_softc *));
extern int isic_attach_s016 __P((struct isic_softc *));
extern int isic_attach_s0163 __P((struct isic_softc *));
extern int isic_attach_s08 __P((struct isic_softc *));
extern int isic_attach_usrtai __P((struct isic_softc *));
extern int isic_attach_itkix1 __P((struct isic_softc *));
extern void isic_bchannel_setup __P((void *, int, int, int));
extern void isic_hscx_init __P((struct isic_softc *, int, int));
extern void isic_hscx_irq __P((struct isic_softc *, u_char ista, int, u_char));
extern void isic_hscx_cmd __P(( struct isic_softc *, int, unsigned char));
extern void isic_hscx_waitxfw __P(( struct isic_softc *, int));
extern void isic_init_linktab __P((struct isic_softc *));
extern int isic_isac_init __P((struct isic_softc *));
extern void isic_isac_irq __P((struct isic_softc *, int));
extern void isic_isac_l1_cmd __P((struct isic_softc *, int));
extern void isic_next_state __P((struct isic_softc *, int));
extern char * isic_printstate __P((struct isic_softc *));
extern int isic_probe_avma1 __P((struct isic_attach_args *));
extern int isic_probe_s016 __P((struct isic_attach_args *));
extern int isic_probe_s0163 __P((struct isic_attach_args *));
extern int isic_probe_s08 __P((struct isic_attach_args *ia));
extern int isic_probe_usrtai __P((struct isic_attach_args *ia));
extern int isic_probe_itkix1 __P((struct isic_attach_args *ia));
extern int isic_attach_bri(struct isic_softc *sc, const char *cardname, const struct isdn_layer1_isdnif_driver *dchan_driver);
extern int isic_detach_bri(struct isic_softc *sc);
extern void isic_isacsx_disable_intr __P((struct isic_softc *sc));
extern void isic_isacsx_recover __P((struct isic_softc *sc));
extern void isic_isacsx_irq __P((struct isic_softc *sc, int r));
extern void isic_isacsx_l1_cmd __P((struct isic_softc *sc, int command));
extern int isic_isacsx_init __P((struct isic_softc *sc));
#endif /* !_ISIC_L1_H */
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