372 lines
14 KiB
C
372 lines
14 KiB
C
/* $NetBSD: isic_l1.h,v 1.20 2005/12/11 12:21:27 christos Exp $ */
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/*
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* Copyright (c) 1997, 2000 Hellmuth Michaelis. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#ifndef _ISIC_L1_H
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#define _ISIC_L1_H
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#include <netisdn/i4b_l3l4.h>
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/*---------------------------------------------------------------------------
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* kernel config file flags definition
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*---------------------------------------------------------------------------*/
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#define FLAG_TELES_S0_8 1
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#define FLAG_TELES_S0_16 2
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#define FLAG_TELES_S0_163 3
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#define FLAG_AVM_A1 4
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#define FLAG_TELES_S0_163_PnP 5
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#define FLAG_CREATIX_S0_PnP 6
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#define FLAG_USR_ISDN_TA_INT 7
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#define FLAG_DRN_NGO 8
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#define FLAG_SWS 9
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#define FLAG_AVM_A1_PCMCIA 10
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#define FLAG_DYNALINK 11
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#define FLAG_BLMASTER 12
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#define FLAG_ELSA_QS1P_ISA 13
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#define FLAG_ELSA_QS1P_PCI 14
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#define FLAG_SIEMENS_ITALK 15
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#define FLAG_ELSA_MLIMC 16
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#define FLAG_ELSA_MLMCALL 17
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#define FLAG_ITK_IX1 18
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#define FLAG_AVMA1PCI 19
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#define FLAG_ELSA_PCC16 20
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#define FLAG_AVM_PNP 21
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#define FLAG_SIEMENS_ISURF2 22
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#define FLAG_ASUSCOM_IPAC 23
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#define SEC_DELAY 1000000 /* one second DELAY for DELAY*/
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#define MAX_DFRAME_LEN 264 /* max length of a D frame */
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#ifndef __bsdi__
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#define min(a,b) ((a)<(b)?(a):(b))
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#endif
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/* We try to map as few as possible as small as possible io and/or
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memory regions. Each card defines its own interpretation of this
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mapping array. At probe time we have a fixed size array, later
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(when the card type is known) we allocate a minimal array
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dynamically. */
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#define ISIC_MAX_IO_MAPS 49 /* no cardtype needs more yet */
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/* one entry in mapping array */
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struct isic_io_map {
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bus_space_tag_t t; /* which bus-space is this? */
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bus_space_handle_t h; /* handle of mapped bus space region */
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bus_size_t offset; /* offset into region */
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bus_size_t size; /* size of region, zero if not ours
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(i.e.: don't ever unmap it!) */
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};
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/* this is passed around at probe time (no struct isic_softc yet) */
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struct isic_attach_args {
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int ia_flags; /* flags from config file */
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int ia_num_mappings; /* number of io mappings provided */
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struct isic_io_map ia_maps[ISIC_MAX_IO_MAPS];
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};
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/*---------------------------------------------------------------------------*
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* isic_Bchan: the state of one B channel
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*---------------------------------------------------------------------------*/
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typedef struct
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{
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int channel; /* which channel is this*/
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u_char hscx_mask; /* HSCX interrupt mask */
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int bprot; /* B channel protocol */
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int state; /* this channels state */
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#define HSCX_IDLE 0x00 /* channel idle */
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#define HSCX_TX_ACTIVE 0x01 /* tx running */
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/* receive data from ISDN */
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struct ifqueue rx_queue; /* receiver queue */
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int rxcount; /* rx statistics counter*/
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struct mbuf *in_mbuf; /* rx input buffer */
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u_char *in_cbptr; /* curr buffer pointer */
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int in_len; /* rx input buffer len */
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/* transmit data to ISDN */
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struct ifqueue tx_queue; /* transmitter queue */
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int txcount; /* tx statistics counter*/
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struct mbuf *out_mbuf_head; /* first mbuf in possible chain */
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struct mbuf *out_mbuf_cur; /* current mbuf in possbl chain */
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unsigned char *out_mbuf_cur_ptr; /* data pointer into mbuf */
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int out_mbuf_cur_len; /* remaining bytes in mbuf */
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/* link between b channel and driver */
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isdn_link_t isdn_linktab; /* b channel driver data */
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const struct isdn_l4_driver_functions
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*l4_driver; /* layer 4 driver */
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void *l4_driver_softc; /* layer 4 driver instance */
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/* statistics */
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/* RSTA */
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int stat_VFR; /* HSCX RSTA Valid FRame */
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int stat_RDO; /* HSCX RSTA Rx Data Overflow */
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int stat_CRC; /* HSCX RSTA CRC */
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int stat_RAB; /* HSCX RSTA Rx message ABorted */
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/* EXIR */
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int stat_XDU; /* HSCX EXIR tx data underrun */
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int stat_RFO; /* HSCX EXIR rx frame overflow */
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} l1_bchan_state_t;
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/*---------------------------------------------------------------------------*
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* isic_softc: the state of the layer 1 of the D channel
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*---------------------------------------------------------------------------*/
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struct isic_softc
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{
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struct device sc_dev;
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void *sc_l3token; /* pointer to registered L3 instance */
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struct l2_softc sc_l2; /* D-channel variables */
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int sc_irq; /* interrupt vector */
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int sc_intr_valid; /* set when card is detached or disable */
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#define ISIC_INTR_VALID 0 /* normal operation */
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#define ISIC_INTR_DISABLED 1 /* ISDN subsystem not opened */
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#define ISIC_INTR_DYING 2 /* card is detaching */
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int sc_num_mappings; /* number of io mappings provided */
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struct isic_io_map *sc_maps;
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#define MALLOC_MAPS(sc) \
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(sc)->sc_maps = (struct isic_io_map*)malloc(sizeof((sc)->sc_maps[0])*(sc)->sc_num_mappings, M_DEVBUF, 0)
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int sc_cardtyp; /* only needed for some cards */
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#define CARD_TYPEP_UNK 0 /* unknown */
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#define CARD_TYPEP_8 1 /* Teles, S0/8 */
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#define CARD_TYPEP_16 2 /* Teles, S0/16 */
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#define CARD_TYPEP_16_3 3 /* Teles, S0/16.3 */
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#define CARD_TYPEP_AVMA1 4 /* AVM A1 or AVM Fritz!Card */
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#define CARD_TYPEP_163P 5 /* Teles, S0/16.3 PnP */
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#define CARD_TYPEP_CS0P 6 /* Creatix, S0 PnP */
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#define CARD_TYPEP_USRTA 7 /* US Robotics ISDN TA internal */
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#define CARD_TYPEP_DRNNGO 8 /* Dr. Neuhaus Niccy GO@ */
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#define CARD_TYPEP_SWS 9 /* Sedlbauer Win Speed */
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#define CARD_TYPEP_DYNALINK 10 /* Dynalink IS64PH */
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#define CARD_TYPEP_BLMASTER 11 /* ISDN Blaster / ISDN Master */
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#define CARD_TYPEP_PCFRITZ 12 /* AVM PCMCIA Fritz!Card */
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#define CARD_TYPEP_ELSAQS1ISA 13 /* ELSA QuickStep 1000pro ISA */
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#define CARD_TYPEP_ELSAQS1PCI 14 /* ELSA QuickStep 1000pro PCI */
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#define CARD_TYPEP_SIEMENSITALK 15 /* Siemens I-Talk */
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#define CARD_TYPEP_ELSAMLIMC 16 /* ELSA MicroLink ISDN/MC */
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#define CARD_TYPEP_ELSAMLMCALL 17 /* ELSA MicroLink MCall */
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#define CARD_TYPEP_ITKIX1 18 /* ITK ix1 micro */
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#define CARD_TYPEP_AVMA1PCI 19 /* AVM FRITZ!CARD PCI */
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#define CARD_TYPEP_PCC16 20 /* ELSA PCC-16 */
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#define CARD_TYPEP_AVM_PNP 21 /* AVM FRITZ!CARD PnP */
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#define CARD_TYPEP_SIE_ISURF2 22 /* Siemens I-Surf 2 PnP */
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#define CARD_TYPEP_ASUSCOMIPAC 23 /* Asuscom ISDNlink 128 K PnP */
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#define CARD_TYPEP_AVMA1PCIV2 24 /* AVM FRITZ!CARD V2 PCI */
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int sc_bustyp; /* IOM1 or IOM2 */
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#define BUS_TYPE_IOM1 0x01
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#define BUS_TYPE_IOM2 0x02
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int sc_trace; /* output protocol data for tracing */
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unsigned int sc_trace_dcount;/* d channel trace frame counter */
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unsigned int sc_trace_bcount;/* b channel trace frame counter */
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int sc_state; /* ISAC state flag */
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#define ISAC_IDLE 0x00 /* state = idle */
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#define ISAC_TX_ACTIVE 0x01 /* state = transmitter active */
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int sc_init_tries; /* no of out tries to access S0 */
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int sc_maddr; /* some stupid ISA cards need this */
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u_char sc_isac_mask; /* ISAC IRQ mask */
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#define ISAC_IMASK (sc->sc_isac_mask)
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l1_bchan_state_t sc_chan[2]; /* B-channel state */
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#define HSCX_A_BASE (sc->sc_chan[0].hscx)
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#define HSCX_A_IMASK (sc->sc_chan[0].hscx_mask)
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#define HSCX_B_BASE (sc->sc_chan[1].hscx)
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#define HSCX_B_IMASK (sc->sc_chan[1].hscx_mask)
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struct mbuf *sc_ibuf; /* input buffer mgmt */
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u_short sc_ilen;
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u_char *sc_ib;
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/* this is for the irq TX routine */
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struct mbuf *sc_obuf; /* pointer to an mbuf with TX frame */
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u_char *sc_op; /* ptr to next chunk of frame to tx */
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int sc_ol; /* length of remaining frame to tx */
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int sc_freeflag; /* m_freem mbuf if set */
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struct mbuf *sc_obuf2; /* pointer to an mbuf with TX frame */
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int sc_freeflag2; /* m_freem mbuf if set */
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int sc_isac_version; /* version number of ISAC */
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int sc_hscx_version; /* version number of HSCX */
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int sc_ipac_version; /* version number of IPAC */
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int sc_I430state; /* I.430 state F3 .... F8 */
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int sc_I430T3; /* I.430 Timer T3 running */
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struct callout sc_T3_callout;
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int sc_I430T4; /* Timer T4 running */
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struct callout sc_T4_callout;
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int sc_driver_specific; /* used for LED values */
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struct callout sc_driver_callout; /* used for LED timer */
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/*
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* byte fields for the AVM Fritz!Card PCI. These are packed into
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* a u_int in the driver.
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*/
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u_char avma1pp_cmd;
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u_char avma1pp_txl;
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u_char avma1pp_prot;
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int sc_ipac; /* flag, running on ipac */
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int sc_bfifolen; /* length of b channel fifos */
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#define ISIC_WHAT_ISAC 0
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#define ISIC_WHAT_HSCXA 1
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#define ISIC_WHAT_HSCXB 2
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#define ISIC_WHAT_IPAC 3
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u_int8_t (*readreg)(struct isic_softc *, int, bus_size_t);
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void (*writereg)(struct isic_softc *, int, bus_size_t, u_int8_t);
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void (*readfifo)(struct isic_softc *, int, void *, size_t);
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void (*writefifo)(struct isic_softc *, int what,
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const void *, size_t);
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void (*clearirq)(struct isic_softc *);
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void (*drv_command)(struct isic_softc *, int, void *);
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#define ISAC_READ(r) (*sc->readreg)(sc, ISIC_WHAT_ISAC, (r))
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#define ISAC_WRITE(r,v) (*sc->writereg)(sc, ISIC_WHAT_ISAC, (r), (v))
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#define ISAC_RDFIFO(b,s) (*sc->readfifo)(sc, ISIC_WHAT_ISAC, (b), (s))
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#define ISAC_WRFIFO(b,s) (*sc->writefifo)(sc, ISIC_WHAT_ISAC, (b), (s))
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#define HSCX_READ(n,r) (*sc->readreg)(sc, ISIC_WHAT_HSCXA+(n), (r))
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#define HSCX_WRITE(n,r,v) (*sc->writereg)(sc, ISIC_WHAT_HSCXA+(n), (r), (v))
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#define HSCX_RDFIFO(n,b,s) (*sc->readfifo)(sc, ISIC_WHAT_HSCXA+(n), (b), (s))
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#define HSCX_WRFIFO(n,b,s) (*sc->writefifo)(sc, ISIC_WHAT_HSCXA+(n), (b), (s))
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#define IPAC_READ(r) (*sc->readreg)(sc, ISIC_WHAT_IPAC, (r))
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#define IPAC_WRITE(r, v) (*sc->writereg)(sc, ISIC_WHAT_IPAC, (r), (v))
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};
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/*---------------------------------------------------------------------------*
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* possible I.430/ISAC states
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*---------------------------------------------------------------------------*/
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enum I430states {
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ST_F3, /* F3 Deactivated */
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ST_F4, /* F4 Awaiting Signal */
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ST_F5, /* F5 Identifying Input */
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ST_F6, /* F6 Synchronized */
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ST_F7, /* F7 Activated */
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ST_F8, /* F8 Lost Framing */
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ST_ILL, /* Illegal State */
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N_STATES
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};
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/*---------------------------------------------------------------------------*
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* possible I.430/ISAC events
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*---------------------------------------------------------------------------*/
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enum I430events {
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EV_PHAR, /* PH ACTIVATE REQUEST */
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EV_T3, /* Timer 3 expired */
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EV_INFO0, /* receiving INFO0 */
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EV_RSY, /* receiving any signal */
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EV_INFO2, /* receiving INFO2 */
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EV_INFO48, /* receiving INFO4 pri 8/9 */
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EV_INFO410, /* receiving INFO4 pri 10/11 */
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EV_DR, /* Deactivate Request */
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EV_PU, /* Power UP */
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EV_DIS, /* Disconnected (only 2085) */
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EV_EI, /* Error Indication */
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EV_ILL, /* Illegal Event */
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N_EVENTS
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};
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enum I430commands {
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CMD_TIM, /* Timing */
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CMD_RS, /* Reset */
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CMD_AR8, /* Activation request pri 8 */
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CMD_AR10, /* Activation request pri 10 */
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CMD_DIU, /* Deactivate Indication Upstream */
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CMD_ILL /* Illegal command */
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};
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#define N_COMMANDS CMD_ILL
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extern void isic_recover(struct isic_softc *);
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extern int isicintr(void *);
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extern int isicprobe(struct isic_attach_args *);
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extern int isic_attach_avma1(struct isic_softc *);
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extern int isic_attach_s016(struct isic_softc *);
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extern int isic_attach_s0163(struct isic_softc *);
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extern int isic_attach_s08(struct isic_softc *);
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extern int isic_attach_usrtai(struct isic_softc *);
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extern int isic_attach_itkix1(struct isic_softc *);
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extern void isic_bchannel_setup(void *, int, int, int);
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extern void isic_hscx_init(struct isic_softc *, int, int);
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extern void isic_hscx_irq(struct isic_softc *, u_char ista, int, u_char);
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extern void isic_hscx_cmd( struct isic_softc *, int, unsigned char);
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extern void isic_hscx_waitxfw( struct isic_softc *, int);
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extern void isic_init_linktab(struct isic_softc *);
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extern int isic_isac_init(struct isic_softc *);
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extern void isic_isac_irq(struct isic_softc *, int);
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extern void isic_isac_l1_cmd(struct isic_softc *, int);
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extern void isic_next_state(struct isic_softc *, int);
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extern const char * isic_printstate(struct isic_softc *);
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extern int isic_probe_avma1(struct isic_attach_args *);
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extern int isic_probe_s016(struct isic_attach_args *);
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extern int isic_probe_s0163(struct isic_attach_args *);
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extern int isic_probe_s08(struct isic_attach_args *ia);
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extern int isic_probe_usrtai(struct isic_attach_args *ia);
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extern int isic_probe_itkix1(struct isic_attach_args *ia);
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extern int isic_attach_bri(struct isic_softc *sc, const char *cardname, const struct isdn_layer1_isdnif_driver *dchan_driver);
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extern int isic_detach_bri(struct isic_softc *sc);
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extern void isic_isacsx_disable_intr(struct isic_softc *sc);
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extern void isic_isacsx_recover(struct isic_softc *sc);
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extern void isic_isacsx_irq(struct isic_softc *sc, int r);
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extern void isic_isacsx_l1_cmd(struct isic_softc *sc, int command);
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extern int isic_isacsx_init(struct isic_softc *sc);
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#endif /* !_ISIC_L1_H */
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