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freebsd-skq/sys/i4b/layer1/isapnp_isic.c

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/*
* Copyright (c) 1997, 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.
*
*---------------------------------------------------------------------------
*
* isapnp_isic.c - ISA-P&P bus frontend for i4b_isic driver
* --------------------------------------------------------
*
* $Id: isapnp_isic.c,v 1.10 1999/02/14 09:45:00 hm Exp $
*
* last edit-date: [Sun Feb 14 10:29:15 1999]
*
* -mh original implementation
* -hm NetBSD patches from Martin
*
*---------------------------------------------------------------------------*/
#include <sys/types.h>
#include <sys/param.h>
#include <sys/errno.h>
#include <sys/syslog.h>
#include <sys/device.h>
#include <sys/socket.h>
#include <net/if.h>
#include <sys/systm.h>
#include <sys/malloc.h>
#include <machine/cpu.h>
#include <machine/intr.h>
#include <machine/bus.h>
#include <dev/isa/isavar.h>
#include <dev/isapnp/isapnpreg.h>
#include <dev/isapnp/isapnpvar.h>
#ifdef __FreeBSD__
#include <machine/i4b_ioctl.h>
#include <machine/i4b_trace.h>
#else
#include <i4b/i4b_ioctl.h>
#include <i4b/i4b_trace.h>
#endif
#include <i4b/layer1/i4b_l1.h>
#include <i4b/layer1/i4b_ipac.h>
#include <i4b/layer1/i4b_isac.h>
#include <i4b/layer1/i4b_hscx.h>
#include <i4b/include/i4b_l1l2.h>
#include <i4b/include/i4b_global.h>
#ifdef __BROKEN_INDIRECT_CONFIG
static int isapnp_isic_probe __P((struct device *, void *, void *));
#else
static int isapnp_isic_probe __P((struct device *, struct cfdata *, void *));
#endif
static void isapnp_isic_attach __P((struct device *, struct device *, void *));
struct cfattach isapnp_isic_ca = {
sizeof(struct isic_softc), isapnp_isic_probe, isapnp_isic_attach
};
typedef void (*allocmaps_func)(struct isapnp_attach_args *ipa, struct isic_softc *sc);
typedef void (*attach_func)(struct isic_softc *sc);
/* map allocators */
static void generic_pnp_mapalloc(struct isapnp_attach_args *ipa, struct isic_softc *sc);
static void ngo_pnp_mapalloc(struct isapnp_attach_args *ipa, struct isic_softc *sc);
static void tls_pnp_mapalloc(struct isapnp_attach_args *ipa, struct isic_softc *sc);
/* card attach functions */
extern void isic_attach_Cs0P __P((struct isic_softc *sc));
extern void isic_attach_Dyn __P((struct isic_softc *sc));
extern void isic_attach_s0163P __P((struct isic_softc *sc));
extern void isic_attach_drnngo __P((struct isic_softc *sc));
extern void isic_attach_sws __P((struct isic_softc *sc));
extern void isic_attach_Eqs1pi __P((struct isic_softc *sc));
struct isapnp_isic_card_desc {
char *devlogic; /* ISAPNP logical device ID */
char *name; /* Name of the card */
int card_type; /* isic card type identifier */
allocmaps_func allocmaps; /* map allocator function */
attach_func attach; /* card attach and init function */
};
static const struct isapnp_isic_card_desc
isapnp_isic_descriptions[] =
{
#ifdef CRTX_S0_P
{ "CTX0000", "Creatix ISDN S0-16 P&P", CARD_TYPEP_CS0P,
tls_pnp_mapalloc, isic_attach_Cs0P },
#endif
#ifdef TEL_S0_16_3_P
{ "TAG2110", "Teles S0/PnP", CARD_TYPEP_163P,
tls_pnp_mapalloc, isic_attach_s0163P },
#endif
#ifdef DRN_NGO
{ "SDA0150", "Dr. Neuhaus NICCY GO@", CARD_TYPEP_DRNNGO,
ngo_pnp_mapalloc, isic_attach_drnngo },
#endif
#ifdef ELSA_QS1ISA
{ "ELS0133", "Elsa QuickStep 1000 (ISA)", CARD_TYPEP_ELSAQS1ISA,
generic_pnp_mapalloc, isic_attach_Eqs1pi },
#endif
#ifdef SEDLBAUER
{ "SAG0001", "Sedlbauer WinSpeed", CARD_TYPEP_SWS,
generic_pnp_mapalloc, isic_attach_sws },
#endif
#ifdef DYNALINK
{ "ASU1688", "Dynalink IS64PH", CARD_TYPEP_DYNALINK,
generic_pnp_mapalloc, isic_attach_Dyn },
#endif
};
#define NUM_DESCRIPTIONS (sizeof(isapnp_isic_descriptions)/sizeof(isapnp_isic_descriptions[0]))
/*
* Probe card
*/
static int
#ifdef __BROKEN_INDIRECT_CONFIG
isapnp_isic_probe(parent, match, aux)
#else
isapnp_isic_probe(parent, cf, aux)
#endif
struct device *parent;
#ifdef __BROKEN_INDIRECT_CONFIG
void *match;
#else
struct cfdata *cf;
#endif
void *aux;
{
struct isapnp_attach_args *ipa = aux;
const struct isapnp_isic_card_desc *desc = isapnp_isic_descriptions;
int i;
for (i = 0; i < NUM_DESCRIPTIONS; i++, desc++)
if (strcmp(ipa->ipa_devlogic, desc->devlogic) == 0)
return 1;
return 0;
}
/*---------------------------------------------------------------------------*
* card independend attach for ISA P&P cards
*---------------------------------------------------------------------------*/
/* parameter and format for message producing e.g. "isic0: " */
#ifdef __FreeBSD__
#define ISIC_FMT "isic%d: "
#define ISIC_PARM dev->id_unit
#define TERMFMT " "
#else
#define ISIC_FMT "%s: "
#define ISIC_PARM sc->sc_dev.dv_xname
#define TERMFMT "\n"
#endif
static void
isapnp_isic_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
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"
};
struct isic_softc *sc = (void *)self;
struct isapnp_attach_args *ipa = aux;
const struct isapnp_isic_card_desc *desc = isapnp_isic_descriptions;
int i;
for (i = 0; i < NUM_DESCRIPTIONS; i++, desc++)
if (strcmp(ipa->ipa_devlogic, desc->devlogic) == 0)
break;
if (i >= NUM_DESCRIPTIONS)
panic("could not identify isic PnP device");
/* setup parameters */
sc->sc_cardtyp = desc->card_type;
sc->sc_unit = sc->sc_dev.dv_unit;
sc->sc_irq = ipa->ipa_irq[0].num;
desc->allocmaps(ipa, sc);
/* announce card name */
printf(": %s\n", desc->name);
/* establish interrupt handler */
isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num, IST_EDGE,
IPL_NET, isicintr, sc);
/* init card */
isic_sc[sc->sc_unit] = sc;
desc->attach(sc);
/* announce chip versions */
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;
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;
break;
};
/* ISAC setup */
isic_isac_init(sc);
/* HSCX setup */
isic_bchannel_setup(sc->sc_unit, HSCX_CH_A, BPROT_NONE, 0);
isic_bchannel_setup(sc->sc_unit, 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;
/* init higher protocol layers */
MPH_Status_Ind(sc->sc_unit, STI_ATTACH, sc->sc_cardtyp);
/* 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]);
}
}
static void
generic_pnp_mapalloc(struct isapnp_attach_args *ipa, struct isic_softc *sc)
{
sc->sc_num_mappings = 1; /* most cards have just one mapping */
MALLOC_MAPS(sc); /* malloc the maps */
sc->sc_maps[0].t = ipa->ipa_iot; /* copy the access handles */
sc->sc_maps[0].h = ipa->ipa_io[0].h;
sc->sc_maps[0].size = 0; /* foreign mapping, leave it alone */
}
static void
ngo_pnp_mapalloc(struct isapnp_attach_args *ipa, struct isic_softc *sc)
{
sc->sc_num_mappings = 2; /* one data, one address mapping */
MALLOC_MAPS(sc); /* malloc the maps */
sc->sc_maps[0].t = ipa->ipa_iot; /* copy the access handles */
sc->sc_maps[0].h = ipa->ipa_io[0].h;
sc->sc_maps[0].size = 0; /* foreign mapping, leave it alone */
sc->sc_maps[1].t = ipa->ipa_iot;
sc->sc_maps[1].h = ipa->ipa_io[1].h;
sc->sc_maps[1].size = 0;
}
static void
tls_pnp_mapalloc(struct isapnp_attach_args *ipa, struct isic_softc *sc)
{
sc->sc_num_mappings = 4; /* config, isac, 2 * hscx */
MALLOC_MAPS(sc); /* malloc the maps */
sc->sc_maps[0].t = ipa->ipa_iot; /* copy the access handles */
sc->sc_maps[0].h = ipa->ipa_io[0].h;
sc->sc_maps[0].size = 0; /* foreign mapping, leave it alone */
sc->sc_maps[1].t = ipa->ipa_iot;
sc->sc_maps[1].h = ipa->ipa_io[0].h;
sc->sc_maps[1].size = 0;
sc->sc_maps[1].offset = - 0x20;
sc->sc_maps[2].t = ipa->ipa_iot;
sc->sc_maps[2].offset = - 0x20;
sc->sc_maps[2].h = ipa->ipa_io[1].h;
sc->sc_maps[2].size = 0;
sc->sc_maps[3].t = ipa->ipa_iot;
sc->sc_maps[3].offset = 0;
sc->sc_maps[3].h = ipa->ipa_io[1].h;
sc->sc_maps[3].size = 0;
}
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