/* * 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. * *--------------------------------------------------------------------------- * * isic - I4B Siemens ISDN Chipset Driver for Creatix/Teles PnP * ============================================================ * * $Id: i4b_ctx_s0P.c,v 1.4 1999/12/13 21:25:26 hm Exp $ * * $FreeBSD$ * * last edit-date: [Mon Dec 13 21:59:23 1999] * * Note: this driver works for the Creatix ISDN S0-16 P+P and * for the Teles S0/16.3 PnP card. Although they are not * the same hardware and don't share the same PnP config * information, once the base addresses are set, the * offsets are same and therefore they can use the same * driver. * *---------------------------------------------------------------------------*/ #include "isic.h" #include "opt_i4b.h" #if (NISIC > 0) && (defined(CRTX_S0_P) || defined(TEL_S0_16_3_P)) #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include /*---------------------------------------------------------------------------* * Creatix / Teles PnP ISAC get fifo routine *---------------------------------------------------------------------------*/ static void ctxs0P_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[what+2]); bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[what+2]); bus_space_read_multi_1(t,h,0x3e,buf,size); } /*---------------------------------------------------------------------------* * Creatix / Teles PnP ISAC put fifo routine *---------------------------------------------------------------------------*/ static void ctxs0P_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[what+2]); bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[what+2]); bus_space_write_multi_1(t,h,0x3e,buf,size); } /*---------------------------------------------------------------------------* * Creatix / Teles PnP ISAC put register routine *---------------------------------------------------------------------------*/ static void ctxs0P_write_reg(struct l1_softc *sc, int what, bus_size_t offs, u_int8_t data) { bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[what+2]); bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[what+2]); bus_space_write_1(t,h,offs,data); } /*---------------------------------------------------------------------------* * Creatix / Teles PnP ISAC get register routine *---------------------------------------------------------------------------*/ static u_int8_t ctxs0P_read_reg(struct l1_softc *sc, int what, bus_size_t offs) { bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[what+2]); bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[what+2]); return bus_space_read_1(t,h,offs); } /*---------------------------------------------------------------------------* * isic_attach_Cs0P - attach Creatix / Teles PnP *---------------------------------------------------------------------------*/ int isic_attach_Cs0P(device_t dev) { u_int32_t iobase1; u_int32_t iobase2; int unit = device_get_unit(dev); struct l1_softc *sc = &l1_sc[unit]; bus_space_tag_t t; bus_space_handle_t h; /* * this card needs a second io_base, * free resources if we don't get it */ sc->sc_resources.io_rid[1] = 1; if(!(sc->sc_resources.io_base[1] = bus_alloc_resource(dev, SYS_RES_IOPORT, &sc->sc_resources.io_rid[1], 0UL, ~0UL, 1, RF_ACTIVE))) { printf("isic%d: Could not get io area 1 for Creatix / Teles PnP!\n", unit); isic_detach_common(dev); return ENXIO; } /* remember the io base addresses */ iobase1 = rman_get_start(sc->sc_resources.io_base[0]); iobase2 = rman_get_start(sc->sc_resources.io_base[1]); /* * because overlapping resources are invalid, * release the first io port resource */ bus_release_resource(dev, SYS_RES_IOPORT, sc->sc_resources.io_rid[0], sc->sc_resources.io_base[0]); /* set and allocate a base io address for the ISAC chip */ sc->sc_resources.io_rid[2] = 2; bus_set_resource(dev, SYS_RES_IOPORT, 2, iobase1-0x20, 0x40); if(!(sc->sc_resources.io_base[2] = bus_alloc_resource(dev, SYS_RES_IOPORT, &sc->sc_resources.io_rid[2], 0ul, ~0ul, 1, RF_ACTIVE))) { printf("isic%d: Could not get io area 2 for Creatix / Teles PnP!\n", unit); isic_detach_common(dev); return ENXIO; } /* * because overlapping resources are invalid, * release the second io port resource */ bus_release_resource(dev, SYS_RES_IOPORT, sc->sc_resources.io_rid[1], sc->sc_resources.io_base[1]); /* set and allocate a resource for the HSCX channel A */ sc->sc_resources.io_rid[3] = 3; /*XXX*/ /* FIXME !!!! * the width of the resource is too small, there are accesses * to it with an offset of 0x3e into the next resource. anyway, * it seems to work and i have no idea how to do 2 resources * overlapping each other. */ bus_set_resource(dev, SYS_RES_IOPORT, 3, iobase2-0x20, 0x20); if(!(sc->sc_resources.io_base[3] = bus_alloc_resource(dev,SYS_RES_IOPORT, &sc->sc_resources.io_rid[3], 0ul,~0ul, 1, RF_ACTIVE))) { printf("isic%d: Could not get io area 3 for Creatix / Teles PnP!\n", unit); isic_detach_common(dev); return ENXIO; } /* set and allocate a resources for the HSCX channel B */ sc->sc_resources.io_rid[4] = 4; bus_set_resource(dev, SYS_RES_IOPORT, 4, iobase2, 0x40); if(!(sc->sc_resources.io_base[4] = bus_alloc_resource(dev,SYS_RES_IOPORT, &sc->sc_resources.io_rid[4], 0ul, ~0ul, 1, RF_ACTIVE))) { printf("isic%d: Could not get io area 4 for Creatix / Teles PnP!\n", unit); isic_detach_common(dev); return ENXIO; } /* setup access routines */ sc->clearirq = NULL; sc->readreg = ctxs0P_read_reg; sc->writereg = ctxs0P_write_reg; sc->readfifo = ctxs0P_read_fifo; sc->writefifo = ctxs0P_write_fifo; /* setup card type */ sc->sc_cardtyp = CARD_TYPEP_CS0P; /* setup IOM bus type */ sc->sc_bustyp = BUS_TYPE_IOM2; sc->sc_ipac = 0; sc->sc_bfifolen = HSCX_FIFO_LEN; /* enable the card */ t = rman_get_bustag(sc->sc_resources.io_base[2]); h = rman_get_bushandle(sc->sc_resources.io_base[2]); bus_space_write_1(t, h, 0x3c, 0); DELAY(SEC_DELAY / 10); bus_space_write_1(t, h, 0x3c, 1); DELAY(SEC_DELAY / 10); return 0; } #endif /* (NISIC > 0) && (defined(CRTX_S0_P) || defined(TEL_S0_16_3_P)) */