/* * Copyright (c) 1998 Martin Husemann. 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. * *--------------------------------------------------------------------------- * * ELSA MicroLink ISDN/MC card specific routines * --------------------------------------------- * * $Id: i4b_elsa_isdnmc.c,v 1.2 1998/12/05 18:04:33 hm Exp $ * * last edit-date: [Tue Dec 1 07:45:53 1998] * * -mh added support for elsa ISDN/mc * *---------------------------------------------------------------------------*/ #ifdef __FreeBSD__ #include "isic.h" #include "opt_i4b.h" #else #define NISIC 1 #endif #if NISIC > 0 && defined(ELSA_ISDNMC) #include #if defined(__FreeBSD__) && __FreeBSD__ >= 3 #include #else #include #endif #include #include #include #ifdef __FreeBSD__ #include #include #else #include #include #endif #include #include #ifdef __FreeBSD__ #include #include #else #include #include #include #include #endif #include #include #include #include #ifndef __FreeBSD__ /* PCMCIA support routines */ static u_int8_t elsa_isdnmc_read_reg __P((struct isic_softc *sc, int what, bus_size_t offs)); static void elsa_isdnmc_write_reg __P((struct isic_softc *sc, int what, bus_size_t offs, u_int8_t data)); static void elsa_isdnmc_read_fifo __P((struct isic_softc *sc, int what, void *buf, size_t size)); static void elsa_isdnmc_write_fifo __P((struct isic_softc *sc, int what, const void *data, size_t size)); #endif /* * The ELSA MicroLink ISDN/MC uses one contigous IO region, * mapped by the pcmcia code. * The chip access is via three ports: */ #define ISAC_DATA 1 /* ISAC dataport at offset 1 */ #define HSCX_DATA 2 /* HSCX dataport at offset 2 */ #define ADDR_LATCH 4 /* address latch at offset 4 */ /* This is very similar to the ELSA QuickStep 1000 (ISA) card */ /*---------------------------------------------------------------------------* * read fifo routines *---------------------------------------------------------------------------*/ #ifdef __FreeBSD__ static void elsa_isdnmc_read_fifo(void *buf, const void *base, size_t len) { } #else static void elsa_isdnmc_read_fifo(struct isic_softc *sc, int what, void *buf, size_t size) { bus_space_tag_t t = sc->sc_maps[0].t; bus_space_handle_t h = sc->sc_maps[0].h; switch (what) { case ISIC_WHAT_ISAC: bus_space_write_1(t, h, ADDR_LATCH, 0); bus_space_read_multi_1(t, h, ISAC_DATA, buf, size); break; case ISIC_WHAT_HSCXA: bus_space_write_1(t, h, ADDR_LATCH, 0); bus_space_read_multi_1(t, h, HSCX_DATA, buf, size); break; case ISIC_WHAT_HSCXB: bus_space_write_1(t, h, ADDR_LATCH, 0x40); bus_space_read_multi_1(t, h, HSCX_DATA, buf, size); break; } } #endif /*---------------------------------------------------------------------------* * write fifo routines *---------------------------------------------------------------------------*/ #ifdef __FreeBSD__ static void elsa_isdnmc_write_fifo(void *base, const void *buf, size_t len) { } #else static void elsa_isdnmc_write_fifo(struct isic_softc *sc, int what, const void *buf, size_t size) { bus_space_tag_t t = sc->sc_maps[0].t; bus_space_handle_t h = sc->sc_maps[0].h; switch (what) { case ISIC_WHAT_ISAC: bus_space_write_1(t, h, ADDR_LATCH, 0); bus_space_write_multi_1(t, h, ISAC_DATA, (u_int8_t*)buf, size); break; case ISIC_WHAT_HSCXA: bus_space_write_1(t, h, ADDR_LATCH, 0); bus_space_write_multi_1(t, h, HSCX_DATA, (u_int8_t*)buf, size); break; case ISIC_WHAT_HSCXB: bus_space_write_1(t, h, ADDR_LATCH, 0x40); bus_space_write_multi_1(t, h, HSCX_DATA, (u_int8_t*)buf, size); break; } } #endif /*---------------------------------------------------------------------------* * write register routines *---------------------------------------------------------------------------*/ #ifdef __FreeBSD__ static void elsa_isdnmc_write_reg(u_char *base, u_int offset, u_int v) { } #else static void elsa_isdnmc_write_reg(struct isic_softc *sc, int what, bus_size_t offs, u_int8_t data) { bus_space_tag_t t = sc->sc_maps[0].t; bus_space_handle_t h = sc->sc_maps[0].h; switch (what) { case ISIC_WHAT_ISAC: bus_space_write_1(t, h, ADDR_LATCH, offs); bus_space_write_1(t, h, ISAC_DATA, data); break; case ISIC_WHAT_HSCXA: bus_space_write_1(t, h, ADDR_LATCH, offs); bus_space_write_1(t, h, HSCX_DATA, data); break; case ISIC_WHAT_HSCXB: bus_space_write_1(t, h, ADDR_LATCH, 0x40+offs); bus_space_write_1(t, h, HSCX_DATA, data); break; } } #endif /*---------------------------------------------------------------------------* * read register routines *---------------------------------------------------------------------------*/ #ifdef __FreeBSD__ static u_char elsa_isdnmc_read_reg(u_char *base, u_int offset) { return 0; } #else static u_int8_t elsa_isdnmc_read_reg(struct isic_softc *sc, int what, bus_size_t offs) { bus_space_tag_t t = sc->sc_maps[0].t; bus_space_handle_t h = sc->sc_maps[0].h; switch (what) { case ISIC_WHAT_ISAC: bus_space_write_1(t, h, ADDR_LATCH, offs); return bus_space_read_1(t, h, ISAC_DATA); case ISIC_WHAT_HSCXA: bus_space_write_1(t, h, ADDR_LATCH, offs); return bus_space_read_1(t, h, HSCX_DATA); case ISIC_WHAT_HSCXB: bus_space_write_1(t, h, ADDR_LATCH, 0x40+offs); return bus_space_read_1(t, h, HSCX_DATA); } return 0; } #endif #ifdef __FreeBSD__ #else /* * XXX - one time only! Some of this has to go into an enable * function, with apropriate counterpart in disable, so a card * could be removed an inserted again. But never mind for now, * this won't work anyway for several reasons (both in NetBSD * and in I4B). */ int isic_attach_elsaisdnmc(struct pcmcia_isic_softc *psc, struct pcmcia_config_entry *cfe, struct pcmcia_attach_args *pa) { struct isic_softc *sc = &psc->sc_isic; bus_space_tag_t t; bus_space_handle_t h; /* Validate config info */ if (cfe->num_memspace != 0) printf(": unexpected number of memory spaces %d should be 0\n", cfe->num_memspace); if (cfe->num_iospace != 1) printf(": unexpected number of memory spaces %d should be 1\n", cfe->num_iospace); /* Allocate pcmcia space */ if (pcmcia_io_alloc(pa->pf, 0, cfe->iospace[0].length, cfe->iospace[0].length, &psc->sc_pcioh)) printf(": can't allocate i/o space\n"); /* map them */ if (pcmcia_io_map(pa->pf, ((cfe->flags & PCMCIA_CFE_IO16) ? PCMCIA_WIDTH_IO16 : PCMCIA_WIDTH_IO8), 0, cfe->iospace[0].length, &psc->sc_pcioh, &psc->sc_io_window)) { printf(": can't map i/o space\n"); return 0; } /* OK, this will work! */ sc->sc_cardtyp = CARD_TYPEP_ELSAMLIMC; /* Setup bus space maps */ sc->sc_num_mappings = 1; MALLOC_MAPS(sc); /* Copy our handles/tags to the MI maps */ sc->sc_maps[0].t = psc->sc_pcioh.iot; sc->sc_maps[0].h = psc->sc_pcioh.ioh; sc->sc_maps[0].offset = 0; sc->sc_maps[0].size = 0; /* not our mapping */ t = sc->sc_maps[0].t; h = sc->sc_maps[0].h; sc->clearirq = NULL; sc->readreg = elsa_isdnmc_read_reg; sc->writereg = elsa_isdnmc_write_reg; sc->readfifo = elsa_isdnmc_read_fifo; sc->writefifo = elsa_isdnmc_write_fifo; /* setup IOM bus type */ sc->sc_bustyp = BUS_TYPE_IOM2; sc->sc_ipac = 0; sc->sc_bfifolen = HSCX_FIFO_LEN; return 1; } #endif #endif /* ISIC > 0 */