/* * Copyright (c) 1999 Ari Suutari. All rights reserved. * * Copyright (c) 1997, 2001 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. * *--------------------------------------------------------------------------- * * isic - I4B Siemens ISDN Chipset Driver for Asuscom ISDNlink 128K PnP * ===================================================================== * * This driver works with Asuscom ISDNlink 128K PnP ISA adapter, * which is based on Siemens IPAC chip (my card probes as ASU1690). * Older Asuscom ISA cards are based on different chipset * (containing two chips) - for those cards, one might want * to try the Dynalink driver. * * This driver is heavily based on ELSA Quickstep 1000pro PCI * driver written by Hellmuth Michaelis. Card initialization * code is modeled after Linux i4l driver written by Karsten * Keil. * * $FreeBSD: src/sys/i4b/layer1/isic/i4b_asuscom_ipac.c,v 1.5.2.1 2001/08/10 14:08:38 obrien Exp $ * $DragonFly: src/sys/net/i4b/layer1/isic/i4b_asuscom_ipac.c,v 1.4 2003/08/07 21:54:31 dillon Exp $ * * last edit-date: [Wed Jan 24 09:06:30 2001] * *---------------------------------------------------------------------------*/ #include "use_isic.h" #include "opt_i4b.h" #if (NISIC > 0) && defined (ASUSCOM_IPAC) #include #include #include #include #include #include "i4b_isic.h" #include "i4b_ipac.h" /* masks for register encoded in base addr */ #define ASI_BASE_MASK 0x0ffff #define ASI_OFF_MASK 0xf0000 /* register id's to be encoded in base addr */ #define ASI_IDISAC 0x00000 #define ASI_IDHSCXA 0x10000 #define ASI_IDHSCXB 0x20000 #define ASI_IDIPAC 0x40000 /* offsets from base address */ #define ASI_OFF_ALE 0x00 #define ASI_OFF_RW 0x01 /*---------------------------------------------------------------------------* * Asuscom ISDNlink 128K ISAC get fifo routine *---------------------------------------------------------------------------*/ static void asi_read_fifo(struct l1_softc *sc,int what,void *buf,size_t size) { bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[0]); bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[0]); switch ( what ) { case ISIC_WHAT_ISAC: bus_space_write_1(t,h,ASI_OFF_ALE,IPAC_ISAC_OFF); bus_space_read_multi_1(t,h,ASI_OFF_RW,buf,size); break; case ISIC_WHAT_HSCXA: bus_space_write_1(t,h,ASI_OFF_ALE,IPAC_HSCXA_OFF); bus_space_read_multi_1(t,h,ASI_OFF_RW,buf,size); break; case ISIC_WHAT_HSCXB: bus_space_write_1(t,h,ASI_OFF_ALE,IPAC_HSCXB_OFF); bus_space_read_multi_1(t,h,ASI_OFF_RW,buf,size); break; } } /*---------------------------------------------------------------------------* * Asuscom ISDNlink 128K ISAC put fifo routine *---------------------------------------------------------------------------*/ static void asi_write_fifo(struct l1_softc *sc,int what,void *buf,size_t size) { bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[0]); bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[0]); switch ( what ) { case ISIC_WHAT_ISAC: bus_space_write_1(t,h,ASI_OFF_ALE,IPAC_ISAC_OFF); bus_space_write_multi_1(t,h,ASI_OFF_RW,buf,size); break; case ISIC_WHAT_HSCXA: bus_space_write_1(t,h,ASI_OFF_ALE,IPAC_HSCXA_OFF); bus_space_write_multi_1(t,h,ASI_OFF_RW,buf,size); break; case ISIC_WHAT_HSCXB: bus_space_write_1(t,h,ASI_OFF_ALE,IPAC_HSCXB_OFF); bus_space_write_multi_1(t,h,ASI_OFF_RW,buf,size); break; } } /*---------------------------------------------------------------------------* * Asuscom ISDNlink 128K ISAC put register routine *---------------------------------------------------------------------------*/ static void asi_write_reg(struct l1_softc *sc,int what,bus_size_t reg,u_int8_t data) { bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[0]); bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[0]); switch ( what ) { case ISIC_WHAT_ISAC: bus_space_write_1(t,h,ASI_OFF_ALE,reg+IPAC_ISAC_OFF); bus_space_write_1(t,h,ASI_OFF_RW,data); break; case ISIC_WHAT_HSCXA: bus_space_write_1(t,h,ASI_OFF_ALE,reg+IPAC_HSCXA_OFF); bus_space_write_1(t,h,ASI_OFF_RW,data); break; case ISIC_WHAT_HSCXB: bus_space_write_1(t,h,ASI_OFF_ALE,reg+IPAC_HSCXB_OFF); bus_space_write_1(t,h,ASI_OFF_RW,data); break; case ISIC_WHAT_IPAC: bus_space_write_1(t,h,ASI_OFF_ALE,reg+IPAC_IPAC_OFF); bus_space_write_1(t,h,ASI_OFF_RW,data); break; } } /*---------------------------------------------------------------------------* * Asuscom ISDNlink 128K ISAC get register routine *---------------------------------------------------------------------------*/ static u_int8_t asi_read_reg(struct l1_softc *sc,int what,bus_size_t reg) { bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[0]); bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[0]); switch ( what ) { case ISIC_WHAT_ISAC: bus_space_write_1(t,h,ASI_OFF_ALE,reg+IPAC_ISAC_OFF); return bus_space_read_1(t,h,ASI_OFF_RW); case ISIC_WHAT_HSCXA: bus_space_write_1(t,h,ASI_OFF_ALE,reg+IPAC_HSCXA_OFF); return bus_space_read_1(t,h,ASI_OFF_RW); case ISIC_WHAT_HSCXB: bus_space_write_1(t,h,ASI_OFF_ALE,reg+IPAC_HSCXB_OFF); return bus_space_read_1(t,h,ASI_OFF_RW); case ISIC_WHAT_IPAC: bus_space_write_1(t,h,ASI_OFF_ALE,reg+IPAC_IPAC_OFF); return bus_space_read_1(t,h,ASI_OFF_RW); default: return 0; } } /*---------------------------------------------------------------------------* * isic_attach_siemens_isurf - attach for Asuscom ISDNlink 128K *---------------------------------------------------------------------------*/ int isic_attach_asi(device_t dev) { int unit = device_get_unit(dev); struct l1_softc *sc = &l1_sc[unit]; /* setup access routines */ sc->clearirq = NULL; sc->readreg = asi_read_reg; sc->writereg = asi_write_reg; sc->readfifo = asi_read_fifo; sc->writefifo = asi_write_fifo; /* setup card type */ sc->sc_cardtyp = CARD_TYPEP_ASUSCOMIPAC; /* setup IOM bus type */ sc->sc_bustyp = BUS_TYPE_IOM2; /* setup chip type = IPAC ! */ sc->sc_ipac = 1; sc->sc_bfifolen = IPAC_BFIFO_LEN; /* enable hscx/isac irq's */ /* * This has been taken from Linux driver. * (Removed initialization that was not applicaple to * this board or was already register default setting.) */ IPAC_WRITE (IPAC_ACFG, 0xff); /* Setup AUX pin modes */ IPAC_WRITE (IPAC_AOE, 0x0); /* Setup AUX pin modes */ IPAC_WRITE (IPAC_MASK, (IPAC_MASK_INT1 | IPAC_MASK_INT0)); return(0); } #endif /* (NISIC > 0) && defined (ASUSCOM_IPAC) */