/* $NetBSD: isic_supio.c,v 1.13 2003/01/06 13:04:59 wiz Exp $ */ /* * Copyright (c) 1998,2001 Ignatios Souvatzis. 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. * 3. Neither the name of the author nor the names of any co-contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * 4. Altered versions must be plainly marked as such, and must not be * misrepresented as being the original software and/or documentation. * * 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_supio.c - Amiga supio pseudo bus frontend for i4b_isic driver * supports: * - VMC ISDN Blaster 5001/1 * - ITH ISDN MasterII 5000/1 * - BSC ISDN Master 2092/64 * - Individual ISDN Surfer 4626/5 * - Zeus ISDN Link 2189/3 * * But we attach to the supio, so just see "isicxx" * * -is original implementation [Sun Feb 14 10:29:19 1999] * *---------------------------------------------------------------------------*/ #include __KERNEL_RCSID(0, "$NetBSD: isic_supio.c,v 1.13 2003/01/06 13:04:59 wiz Exp $"); #include #include #include #include #include #include #include #include #include #include #include #include #if defined(__NetBSD__) && __NetBSD_Version__ >= 104230000 #include #endif #include #include #include #include #include #include #include #include #include #include /* XXX I think the following line should be elsewhere ... -is */ extern const struct isdn_layer1_bri_driver isic_std_driver; /*static*/ int isic_supio_match(struct device *, struct cfdata *, void *); /*static*/ void isic_supio_attach(struct device *, struct device *, void *); /*static*/ u_int8_t aster_read_reg(struct isic_softc *sc, int what, bus_size_t offs); /*static*/ void aster_write_reg(struct isic_softc *sc, int what, bus_size_t offs, u_int8_t data); /*static*/ void aster_read_fifo(struct isic_softc *sc, int what, void *buf, size_t size); /*static*/ void aster_write_fifo(struct isic_softc *sc, int what, const void *data, size_t size); static int supio_isicattach(struct isic_softc *sc, char *); struct isic_supio_softc { struct isic_softc sc_isic; struct isr sc_isr; struct bus_space_tag sc_bst; }; CFATTACH_DECL(isic_supio, sizeof(struct isic_supio_softc), isic_supio_match, isic_supio_attach, NULL, NULL); /* * Probe card */ /*static*/ int isic_supio_match(struct device *parent, struct cfdata *cf, void *aux) { struct supio_attach_args *sap = aux; /* ARGSUSED */ return (!strncmp("isic", sap->supio_name, 4)); } int isic_supio_ipl = 2; /* * Attach the card */ /*static*/ void isic_supio_attach(struct device *parent, struct device *self, void *aux) { struct isic_supio_softc *ssc = (void *)self; struct isic_softc *sc = &ssc->sc_isic; struct supio_attach_args *sap = aux; bus_space_tag_t bst; bus_space_handle_t h; int o1, o2; /* setup parameters */ sc->sc_cardtyp = CARD_TYPEP_BLMASTER; sc->sc_num_mappings = 3; /* create io mappings */ MALLOC_MAPS(sc); o1 = (sap->supio_name[4]-'0') << 7; o2 = (sap->supio_name[5]-'0') << 7; bst = sap->supio_iot; bus_space_map(bst, sap->supio_iobase, 0x1000, 0, &h); /* ISAC */ sc->sc_maps[0].t = bst; sc->sc_maps[0].h = h; sc->sc_maps[0].offset = o1; sc->sc_maps[0].size = 0; /* foreign mapping, leave it alone */ /* HSCX A */ sc->sc_maps[1].t = bst; sc->sc_maps[1].h = h; sc->sc_maps[1].offset = o2; sc->sc_maps[1].size = 0; /* foreign mapping, leave it alone */ /* HSCX B */ sc->sc_maps[2].t = bst; sc->sc_maps[2].h = h; sc->sc_maps[2].offset = o2 + 0x40; sc->sc_maps[2].size = 0; /* foreign mapping, leave it alone */ sc->clearirq = NULL; sc->readreg = aster_read_reg; sc->writereg = aster_write_reg; sc->readfifo = aster_read_fifo; sc->writefifo = aster_write_fifo; /* setup card type */ sc->sc_cardtyp = CARD_TYPEP_BLMASTER; sc->sc_bustyp = BUS_TYPE_IOM2; sc->sc_ipac = 0; sc->sc_bfifolen = HSCX_FIFO_LEN; /* enable RTS on HSCX A */ aster_write_reg(sc, ISIC_WHAT_HSCXA, H_MODE, HSCX_MODE_RTS); /* MI initialization of card */ printf("\n"); supio_isicattach(sc, sap->supio_name+6); ssc->sc_isr.isr_intr = isicintr; ssc->sc_isr.isr_arg = sc; ssc->sc_isr.isr_ipl = isic_supio_ipl; /* XXX */ add_isr(&ssc->sc_isr); } #if 0 int isic_supiointr(void *p) { /* XXX should test whether it is our interrupt at all */ add_sicallback((sifunc_t)isicintr, p, NULL); return 1; } #endif /*static*/ void aster_read_fifo(struct isic_softc *sc, int what, void *buf, size_t size) { bus_space_tag_t t = sc->sc_maps[what].t; bus_space_handle_t h = sc->sc_maps[what].h; bus_size_t o = sc->sc_maps[what].offset; bus_space_read_multi_1(t, h, o, buf, size); } /*static*/ void aster_write_fifo(struct isic_softc *sc, int what, const void *buf, size_t size) { bus_space_tag_t t = sc->sc_maps[what].t; bus_space_handle_t h = sc->sc_maps[what].h; bus_size_t o = sc->sc_maps[what].offset; bus_space_write_multi_1(t, h, o, (u_int8_t*)buf, size); } /*static*/ u_int8_t aster_read_reg(struct isic_softc *sc, int what, bus_size_t offs) { bus_space_tag_t t = sc->sc_maps[what].t; bus_space_handle_t h = sc->sc_maps[what].h; bus_size_t o = sc->sc_maps[what].offset; return bus_space_read_1(t, h, o + offs); } /*static*/ void aster_write_reg(struct isic_softc *sc, int what, bus_size_t offs, u_int8_t data) { bus_space_tag_t t = sc->sc_maps[what].t; bus_space_handle_t h = sc->sc_maps[what].h; bus_size_t o = sc->sc_maps[what].offset; bus_space_write_1(t, h, o + offs, data); } /*---------------------------------------------------------------------------* * card independend attach for pcmcia^Wsupio cards * XXX this should be centralized! *---------------------------------------------------------------------------*/ /* * parameter and format for message producing e.g. "isic0: " * there is no FreeBSD/Amiga, so just: */ #define ISIC_FMT "%s: " #define ISIC_PARM sc->sc_dev.dv_xname #define TERMFMT "\n" int supio_isicattach(struct isic_softc *sc, char *cardname) { static char *ISACversion[] = { "2085 Version A1/A2 or 2086/2186 Version 1.1", "2085 Version B1", "2085 Version B2", "2085 Version V2.3 (B3)", "Unknown Version" }; static char *HSCXversion[] = { "82525 Version A1", "Unknown (0x01)", "82525 Version A2", "Unknown (0x03)", "82525 Version A3", "82525 or 21525 Version 2.1", "Unknown Version" }; sc->sc_isac_version = 0; sc->sc_isac_version = ((ISAC_READ(I_RBCH)) >> 5) & 0x03; switch(sc->sc_isac_version) { case ISAC_VA: case ISAC_VB1: case ISAC_VB2: case ISAC_VB3: break; default: printf(ISIC_FMT "Error, ISAC version %d unknown!\n", ISIC_PARM, sc->sc_isac_version); return(0); break; } sc->sc_hscx_version = HSCX_READ(0, H_VSTR) & 0xf; switch(sc->sc_hscx_version) { case HSCX_VA1: case HSCX_VA2: case HSCX_VA3: case HSCX_V21: break; default: printf(ISIC_FMT "Error, HSCX version %d unknown!\n", ISIC_PARM, sc->sc_hscx_version); return(0); break; }; /* ISAC setup */ isic_isac_init(sc); /* HSCX setup */ isic_bchannel_setup(sc, HSCX_CH_A, BPROT_NONE, 0); isic_bchannel_setup(sc, HSCX_CH_B, BPROT_NONE, 0); /* setup linktab */ isic_init_linktab(sc); /* set trace level */ sc->sc_trace = TRACE_OFF; sc->sc_state = ISAC_IDLE; sc->sc_ibuf = NULL; sc->sc_ib = NULL; sc->sc_ilen = 0; sc->sc_obuf = NULL; sc->sc_op = NULL; sc->sc_ol = 0; sc->sc_freeflag = 0; sc->sc_obuf2 = NULL; sc->sc_freeflag2 = 0; #if defined(__FreeBSD__) && __FreeBSD__ >=3 callout_handle_init(&sc->sc_T3_callout); callout_handle_init(&sc->sc_T4_callout); #endif /* init higher protocol layers */ /* MPH_Status_Ind(sc->sc_unit, STI_ATTACH, sc->sc_cardtyp); */ isic_attach_bri(sc, cardname, &isic_std_driver); /* announce chip versions */ if(sc->sc_isac_version >= ISAC_UNKN) { printf(ISIC_FMT "ISAC Version UNKNOWN (VN=0x%x)" TERMFMT, ISIC_PARM, sc->sc_isac_version); sc->sc_isac_version = ISAC_UNKN; } else { printf(ISIC_FMT "ISAC %s (IOM-%c)" TERMFMT, ISIC_PARM, ISACversion[sc->sc_isac_version], sc->sc_bustyp == BUS_TYPE_IOM1 ? '1' : '2'); } if(sc->sc_hscx_version >= HSCX_UNKN) { printf(ISIC_FMT "HSCX Version UNKNOWN (VN=0x%x)" TERMFMT, ISIC_PARM, sc->sc_hscx_version); sc->sc_hscx_version = HSCX_UNKN; } else { printf(ISIC_FMT "HSCX %s" TERMFMT, ISIC_PARM, HSCXversion[sc->sc_hscx_version]); } return(1); }