/* * 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 ELSA Quickstep 1000pro ISA * ===================================================================== * * $FreeBSD: src/sys/i4b/layer1/isic/i4b_elsa_qs1i.c,v 1.5.2.1 2001/08/10 14:08:38 obrien Exp $ * * last edit-date: [Wed Jan 24 09:09:03 2001] * *---------------------------------------------------------------------------*/ #include "isic.h" #include "opt_i4b.h" #if (NISIC > 0) && defined(ELSA_QS1ISA) #include #include #include #include #include #include #include static void i4b_eq1i_clrirq(struct l1_softc *sc); /* masks for register encoded in base addr */ #define ELSA_BASE_MASK 0x0ffff #define ELSA_OFF_MASK 0xf0000 /* register id's to be encoded in base addr */ #define ELSA_IDISAC 0x00000 #define ELSA_IDHSCXA 0x10000 #define ELSA_IDHSCXB 0x20000 /* offsets from base address */ #define ELSA_OFF_ISAC 0x00 #define ELSA_OFF_HSCX 0x02 #define ELSA_OFF_OFF 0x03 #define ELSA_OFF_CTRL 0x04 #define ELSA_OFF_CFG 0x05 #define ELSA_OFF_TIMR 0x06 #define ELSA_OFF_IRQ 0x07 /* control register (write access) */ #define ELSA_CTRL_LED_YELLOW 0x02 #define ELSA_CTRL_LED_GREEN 0x08 #define ELSA_CTRL_RESET 0x20 #define ELSA_CTRL_TIMEREN 0x80 #define ELSA_CTRL_SECRET 0x50 /*---------------------------------------------------------------------------* * ELSA QuickStep 1000pro/ISA clear IRQ routine *---------------------------------------------------------------------------*/ static void i4b_eq1i_clrirq(struct l1_softc *sc) { 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]); bus_space_write_1(t, h, ELSA_OFF_IRQ, 0); } /*---------------------------------------------------------------------------* * ELSA QuickStep 1000pro/ISA ISAC get fifo routine *---------------------------------------------------------------------------*/ static void eqs1pi_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, ELSA_OFF_OFF, 0); bus_space_read_multi_1(t, h, ELSA_OFF_ISAC, buf, size); break; case ISIC_WHAT_HSCXA: bus_space_write_1(t, h, ELSA_OFF_OFF, 0); bus_space_read_multi_1(t, h, ELSA_OFF_HSCX, buf, size); break; case ISIC_WHAT_HSCXB: bus_space_write_1(t, h, ELSA_OFF_OFF, 0x40); bus_space_read_multi_1(t, h, ELSA_OFF_HSCX, buf, size); break; } } /*---------------------------------------------------------------------------* * ELSA QuickStep 1000pro/ISA ISAC put fifo routine *---------------------------------------------------------------------------*/ static void eqs1pi_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, ELSA_OFF_OFF, 0); bus_space_write_multi_1(t, h, ELSA_OFF_ISAC, buf, size); break; case ISIC_WHAT_HSCXA: bus_space_write_1(t, h, ELSA_OFF_OFF, 0); bus_space_write_multi_1(t, h, ELSA_OFF_HSCX, buf, size); break; case ISIC_WHAT_HSCXB: bus_space_write_1(t, h, ELSA_OFF_OFF, 0x40); bus_space_write_multi_1(t, h, ELSA_OFF_HSCX, buf, size); break; } } /*---------------------------------------------------------------------------* * ELSA QuickStep 1000pro/ISA ISAC put register routine *---------------------------------------------------------------------------*/ static void eqs1pi_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[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, ELSA_OFF_OFF, offs); bus_space_write_1(t, h, ELSA_OFF_ISAC, data); break; case ISIC_WHAT_HSCXA: bus_space_write_1(t, h, ELSA_OFF_OFF, offs); bus_space_write_1(t, h, ELSA_OFF_HSCX, data); break; case ISIC_WHAT_HSCXB: bus_space_write_1(t, h, ELSA_OFF_OFF, 0x40+offs); bus_space_write_1(t, h, ELSA_OFF_HSCX, data); break; } } /*---------------------------------------------------------------------------* * ELSA QuickStep 1000pro/ISA ISAC get register routine *---------------------------------------------------------------------------*/ static u_int8_t eqs1pi_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[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, ELSA_OFF_OFF, offs); return bus_space_read_1(t, h, ELSA_OFF_ISAC); case ISIC_WHAT_HSCXA: bus_space_write_1(t, h, ELSA_OFF_OFF, offs); return bus_space_read_1(t, h, ELSA_OFF_HSCX); case ISIC_WHAT_HSCXB: bus_space_write_1(t, h, ELSA_OFF_OFF, 0x40+offs); return bus_space_read_1(t, h, ELSA_OFF_HSCX); } return 0; } /*---------------------------------------------------------------------------* * isic_attach_Eqs1pi - attach for ELSA QuickStep 1000pro/ISA *---------------------------------------------------------------------------*/ int isic_attach_Eqs1pi(device_t dev) { int unit = device_get_unit(dev); struct l1_softc *sc = &l1_sc[unit]; 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]); u_char byte = ELSA_CTRL_SECRET; /* setup access routines */ sc->clearirq = i4b_eq1i_clrirq; sc->readreg = eqs1pi_read_reg; sc->writereg = eqs1pi_write_reg; sc->readfifo = eqs1pi_read_fifo; sc->writefifo = eqs1pi_write_fifo; /* setup card type */ sc->sc_cardtyp = CARD_TYPEP_ELSAQS1ISA; /* setup IOM bus type */ sc->sc_bustyp = BUS_TYPE_IOM2; sc->sc_ipac = 0; sc->sc_bfifolen = HSCX_FIFO_LEN; /* enable the card */ byte &= ~ELSA_CTRL_RESET; bus_space_write_1(t, h, ELSA_OFF_CTRL, byte); DELAY(20); byte |= ELSA_CTRL_RESET; bus_space_write_1(t, h, ELSA_OFF_CTRL, byte); DELAY(20); bus_space_write_1(t, h, ELSA_OFF_IRQ, 0xff); return 0; } #endif /* (NISIC > 0) && defined(ELSA_QS1ISA) */