diff options
Diffstat (limited to 'sys/i4b/layer1/isic/i4b_asuscom_ipac.c')
| -rw-r--r-- | sys/i4b/layer1/isic/i4b_asuscom_ipac.c | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/sys/i4b/layer1/isic/i4b_asuscom_ipac.c b/sys/i4b/layer1/isic/i4b_asuscom_ipac.c new file mode 100644 index 0000000..5d696c1 --- /dev/null +++ b/sys/i4b/layer1/isic/i4b_asuscom_ipac.c @@ -0,0 +1,248 @@ +/* + * Copyright (c) 1999 Ari Suutari. All rights reserved. + * + * Copyright (c) 1997, 2000 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. + * + * $Id: i4b_asuscom_ipac.c,v 1.3 2000/05/29 15:41:41 hm Exp $ + * + * $FreeBSD$ + * + * last edit-date: [Mon May 29 16:41:56 2000] + * + *---------------------------------------------------------------------------*/ + +#include "isic.h" +#include "opt_i4b.h" + +#if (NISIC > 0) && defined (ASUSCOM_IPAC) + +#include <sys/param.h> +#include <sys/kernel.h> +#include <sys/systm.h> +#include <sys/mbuf.h> +#include <sys/socket.h> + +#include <machine/clock.h> + +#include <net/if.h> + +#include <machine/i4b_debug.h> +#include <machine/i4b_ioctl.h> + +#include <i4b/include/i4b_global.h> +/* #include <i4b/include/i4b_l1l2.h> */ +#include <i4b/include/i4b_mbuf.h> + +#include <i4b/layer1/isic/i4b_isic.h> +#include <i4b/layer1/isic/i4b_ipac.h> +#include <i4b/layer1/isic/i4b_isac.h> +#include <i4b/layer1/isic/i4b_hscx.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) */ |
