freebsd-dev/sys/i4b/layer1/i4b_l1.h
1999-12-14 20:48:35 +00:00

348 lines
12 KiB
C

/*
* Copyright (c) 1997, 1999 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.
*
*---------------------------------------------------------------------------*
*
* i4b_l1.h - isdn4bsd layer 1 header file
* ---------------------------------------
*
* $Id: i4b_l1.h,v 1.3 1999/12/13 21:25:26 hm Exp $
*
* $FreeBSD$
*
* last edit-date: [Mon Dec 13 22:02:07 1999]
*
*---------------------------------------------------------------------------*/
#ifndef I4B_L1_H_
#define I4B_L1_H_
#include <sys/resource.h>
#include <sys/bus.h>
#include <i386/include/bus.h>
#include <sys/rman.h>
#include <i386/include/resource.h>
#include <i4b/include/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 */
#define min(a,b) ((a)<(b)?(a):(b))
#define INFO_IO_BASES 50 /* 49 needed for USR */
struct i4b_info {
struct resource * io_base[INFO_IO_BASES];
int io_rid [INFO_IO_BASES];
struct resource * irq;
int irq_rid;
struct resource * mem;
int mem_rid;
};
/*---------------------------------------------------------------------------*
* l1_bchan_state: the state of one B channel
*---------------------------------------------------------------------------*/
typedef struct
{
int unit; /* cards unit number */
int channel; /* which channel is this*/
caddr_t hscx; /* HSCX address */
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 addresses */
drvr_link_t *drvr_linktab; /* ptr to driver linktab*/
/* 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;
/*---------------------------------------------------------------------------*
* l1_softc: the state of the layer 1 of the D channel
*---------------------------------------------------------------------------*/
struct l1_softc
{
int sc_unit; /* unit number */
int sc_irq; /* interrupt vector */
struct i4b_info sc_resources;
int sc_flags;
int sc_port; /* port base address */
int sc_cardtyp; /* CARD_TYPEP_xxxx */
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 */
caddr_t sc_vmem_addr; /* card RAM virtual memory base */
caddr_t sc_isac; /* ISAC port base addr */
#define ISAC_BASE (sc->sc_isac)
caddr_t sc_ipacbase; /* IPAC port base addr */
#define IPAC_BASE (sc->sc_ipacbase)
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_I430state; /* I.430 state F3 .... F8 */
int sc_I430T3; /* I.430 Timer T3 running */
struct callout_handle sc_T3_callout;
int sc_I430T4; /* Timer T4 running */
struct callout_handle sc_T4_callout;
/*
* 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_enabled; /* daemon is running */
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) (struct l1_softc *sc, int what, bus_size_t offs);
void (*writereg) (struct l1_softc *sc, int what, bus_size_t offs, u_int8_t data);
void (*readfifo) (struct l1_softc *sc, int what, void *buf, size_t size);
void (*writefifo) (struct l1_softc *sc, int what, void *data, size_t size);
void (*clearirq) (struct l1_softc *sc);
#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 struct l1_softc l1_sc[];
extern void isicintr(struct l1_softc *sc);
extern int isic_attach_common(device_t dev);
extern void isic_detach_common(device_t dev);
extern void isic_recover(struct l1_softc *sc);
extern void isic_bchannel_setup (int unit, int hscx_channel, int bprot, int activate );
extern void isic_init_linktab ( struct l1_softc *sc );
extern int isic_isac_init ( struct l1_softc *sc );
extern void isic_isac_irq ( struct l1_softc *sc, int r );
extern void isic_isac_l1_cmd ( struct l1_softc *sc, int command );
extern void isic_next_state ( struct l1_softc *sc, int event );
extern char *isic_printstate ( struct l1_softc *sc );
extern int isic_hscx_fifo(l1_bchan_state_t *, struct l1_softc *);
extern void isic_hscx_init ( struct l1_softc *sc, int hscx_channel, int activate );
extern void isic_hscx_irq ( struct l1_softc *sc, u_char ista, int hscx_channel, u_char ex_irq );
extern int isic_hscx_silence ( unsigned char *data, int len );
extern void isic_hscx_cmd( struct l1_softc *sc, int h_chan, unsigned char cmd );
extern void isic_hscx_waitxfw( struct l1_softc *sc, int h_chan );
extern int isic_probe_s016 (device_t dev);
extern int isic_attach_s016 (device_t dev);
extern int isic_probe_s08 (device_t dev);
extern int isic_attach_s08 (device_t dev);
extern int isic_probe_Epcc16 (device_t dev);
extern int isic_attach_Epcc16 (device_t dev);
extern int isic_probe_s0163 (device_t dev);
extern int isic_attach_s0163 (device_t dev);
extern int isic_probe_avma1 (device_t dev);
extern int isic_attach_avma1 (device_t dev);
extern int isic_attach_drnngo (device_t dev);
extern int isic_attach_Cs0P (device_t dev);
extern int isic_attach_Eqs1pi(device_t dev);
extern int isic_attach_sws(device_t dev);
extern int isic_attach_siemens_isurf(device_t dev);
extern int isic_attach_asi(device_t dev);
#endif /* I4B_L1_H_ */