freebsd-dev/sys/i4b/layer1/i4b_siemens_isurf.c

318 lines
11 KiB
C
Raw Normal View History

1999-08-06 14:05:10 +00:00
/*
* Copyright (c) 1999 Udo Schweigert. 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.
*
*---------------------------------------------------------------------------
* Based on ELSA Quickstep 1000pro PCI driver (i4b_elsa_qs1p.c)
*---------------------------------------------------------------------------
* In case of trouble please contact Udo Schweigert <ust@cert.siemens.de>
*---------------------------------------------------------------------------
*
* Siemens I-Surf 2.0 PnP specific routines for isic driver
* --------------------------------------------------------
*
1999-08-28 01:08:13 +00:00
* $FreeBSD$
1999-08-06 14:05:10 +00:00
*
* last edit-date: [Mon 14 Jun 16:46:27 CEST 1999]
*
*---------------------------------------------------------------------------*/
#if defined(__FreeBSD__)
#include "isic.h"
#include "opt_i4b.h"
#if NISIC > 0 && defined(SIEMENS_ISURF2)
#include <sys/param.h>
#if defined(__FreeBSD__) && __FreeBSD__ >= 3
#include <sys/ioccom.h>
#else
#include <sys/ioctl.h>
#endif
#include <sys/kernel.h>
#include <sys/systm.h>
#include <sys/mbuf.h>
#include <machine/clock.h>
#include <i386/isa/isa_device.h>
#include <sys/socket.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/i4b_l1.h>
#include <i4b/layer1/i4b_ipac.h>
#include <i4b/layer1/i4b_isac.h>
#include <i4b/layer1/i4b_hscx.h>
/* masks for register encoded in base addr */
#define SIE_ISURF_BASE_MASK 0x0ffff
#define SIE_ISURF_OFF_MASK 0xf0000
/* register id's to be encoded in base addr */
#define SIE_ISURF_IDISAC 0x00000
#define SIE_ISURF_IDHSCXA 0x10000
#define SIE_ISURF_IDHSCXB 0x20000
#define SIE_ISURF_IDIPAC 0x40000
/* offsets from base address */
#define SIE_ISURF_OFF_ALE 0x00
#define SIE_ISURF_OFF_RW 0x01
/*---------------------------------------------------------------------------*
* Siemens I-Surf 2.0 PnP ISAC get fifo routine
*---------------------------------------------------------------------------*/
static void
siemens_isurf_read_fifo(void *buf, const void *base, size_t len)
{
if(((u_int)base & SIE_ISURF_OFF_MASK) == SIE_ISURF_IDHSCXB)
{
outb((u_int)((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_ALE, IPAC_HSCXB_OFF);
insb((((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_RW), (u_char *)buf, (u_int)len);
}
else if(((u_int)base & SIE_ISURF_OFF_MASK) == SIE_ISURF_IDHSCXA)
{
outb((u_int)((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_ALE, IPAC_HSCXA_OFF);
insb((((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_RW), (u_char *)buf, (u_int)len);
}
else /* if(((u_int)base & SIE_ISURF_OFF_MASK) == SIE_ISURF_IDISAC) */
{
outb((u_int)((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_ALE, IPAC_ISAC_OFF);
insb((((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_RW), (u_char *)buf, (u_int)len);
}
}
/*---------------------------------------------------------------------------*
* Siemens I-Surf 2.0 PnP ISAC put fifo routine
*---------------------------------------------------------------------------*/
static void
siemens_isurf_write_fifo(void *base, const void *buf, size_t len)
{
if(((u_int)base & SIE_ISURF_OFF_MASK) == SIE_ISURF_IDHSCXB)
{
outb((u_int)((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_ALE, IPAC_HSCXB_OFF);
outsb((((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_RW), (const u_char *)buf, (u_int)len);
}
else if(((u_int)base & SIE_ISURF_OFF_MASK) == SIE_ISURF_IDHSCXA)
{
outb((u_int)((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_ALE, IPAC_HSCXA_OFF);
outsb((((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_RW), (const u_char *)buf, (u_int)len);
}
else /* if(((u_int)base & SIE_ISURF_OFF_MASK) == SIE_ISURF_IDISAC) */
{
outb((u_int)((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_ALE, IPAC_ISAC_OFF);
outsb((((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_RW), (const u_char *)buf, (u_int)len);
}
}
/*---------------------------------------------------------------------------*
* Siemens I-Surf 2.0 PnP ISAC put register routine
*---------------------------------------------------------------------------*/
static void
siemens_isurf_write_reg(u_char *base, u_int offset, u_int v)
{
if(((u_int)base & SIE_ISURF_OFF_MASK) == SIE_ISURF_IDHSCXB)
{
outb(((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_ALE, (u_char)(offset+IPAC_HSCXB_OFF));
outb(((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_RW, (u_char)v);
}
else if(((u_int)base & SIE_ISURF_OFF_MASK) == SIE_ISURF_IDHSCXA)
{
outb(((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_ALE, (u_char)(offset+IPAC_HSCXA_OFF));
outb(((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_RW, (u_char)v);
}
else if(((u_int)base & SIE_ISURF_OFF_MASK) == SIE_ISURF_IDISAC)
{
outb(((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_ALE, (u_char)(offset+IPAC_ISAC_OFF));
outb(((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_RW, (u_char)v);
}
else /* IPAC */
{
outb(((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_ALE, (u_char)(offset+IPAC_IPAC_OFF));
outb(((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_RW, (u_char)v);
}
}
/*---------------------------------------------------------------------------*
* Siemens I-Surf 2.0 PnP ISAC get register routine
*---------------------------------------------------------------------------*/
static u_char
siemens_isurf_read_reg(u_char *base, u_int offset)
{
if(((u_int)base & SIE_ISURF_OFF_MASK) == SIE_ISURF_IDHSCXB)
{
outb((u_int)((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_ALE, (u_char)(offset+IPAC_HSCXB_OFF));
return(inb(((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_RW));
}
else if(((u_int)base & SIE_ISURF_OFF_MASK) == SIE_ISURF_IDHSCXA)
{
outb((u_int)((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_ALE, (u_char)(offset+IPAC_HSCXA_OFF));
return(inb(((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_RW));
}
else if(((u_int)base & SIE_ISURF_OFF_MASK) == SIE_ISURF_IDISAC)
{
outb((u_int)((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_ALE, (u_char)(offset+IPAC_ISAC_OFF));
return(inb(((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_RW));
}
else /* IPAC */
{
outb((u_int)((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_ALE, (u_char)(offset+IPAC_IPAC_OFF));
return(inb(((u_int)base & SIE_ISURF_BASE_MASK) + SIE_ISURF_OFF_RW));
}
}
/*---------------------------------------------------------------------------*
* isic_probe_siemens_isurf - probe for Siemens I-Surf 2.0 PnP
*---------------------------------------------------------------------------*/
int
isic_probe_siemens_isurf(struct isa_device *dev, unsigned int iobase2)
{
struct isic_softc *sc = &isic_sc[dev->id_unit];
/* check max unit range */
if(dev->id_unit >= ISIC_MAXUNIT)
{
printf("isic%d: Error, unit %d >= ISIC_MAXUNIT for Siemens I-Surf 2.0 PnP\n",
dev->id_unit, dev->id_unit);
return(0);
}
sc->sc_unit = dev->id_unit;
/* check IRQ validity */
switch(ffs(dev->id_irq) - 1)
{
case 3:
case 4:
case 5:
case 7:
case 10:
case 11:
case 12:
case 15:
break;
default:
printf("isic%d: Error, invalid IRQ [%d] specified for Siemens I-Surf 2.0 PnP!\n",
dev->id_unit, ffs(dev->id_irq)-1);
return(0);
break;
}
sc->sc_irq = dev->id_irq;
/* check if memory addr specified */
if(dev->id_maddr)
{
printf("isic%d: Error, mem addr 0x%lx specified for Siemens I-Surf 2.0 PnP!\n",
dev->id_unit, (u_long)dev->id_maddr);
return(0);
}
dev->id_msize = 0;
/* check if we got an iobase */
if(!((dev->id_iobase >= 0x100) && (dev->id_iobase <= 0xff0)))
{
printf("isic%d: Error, invalid iobase 0x%x specified for Siemens I-Surf 2.0 PnP!\n",
dev->id_unit, dev->id_iobase);
return(0);
}
sc->sc_port = dev->id_iobase;
/* setup access routines */
sc->clearirq = NULL;
sc->readreg = siemens_isurf_read_reg;
sc->writereg = siemens_isurf_write_reg;
sc->readfifo = siemens_isurf_read_fifo;
sc->writefifo = siemens_isurf_write_fifo;
/* setup card type */
sc->sc_cardtyp = CARD_TYPEP_SIE_ISURF2;
/* setup IOM bus type */
sc->sc_bustyp = BUS_TYPE_IOM2;
/* setup chip type = IPAC ! */
sc->sc_ipac = 1;
sc->sc_bfifolen = IPAC_BFIFO_LEN;
return (1);
}
/*---------------------------------------------------------------------------*
* isic_attach_siemens_isurf - attach for Siemens I-Surf 2.0 PnP
*---------------------------------------------------------------------------*/
int
isic_attach_siemens_isurf(struct isa_device *dev, unsigned int iobase2)
{
struct isic_softc *sc = &isic_sc[dev->id_unit];
/* setup ISAC and HSCX base addr */
ISAC_BASE = (caddr_t) ((u_int)sc->sc_port | SIE_ISURF_IDISAC);
HSCX_A_BASE = (caddr_t) ((u_int)sc->sc_port | SIE_ISURF_IDHSCXA);
HSCX_B_BASE = (caddr_t) ((u_int)sc->sc_port | SIE_ISURF_IDHSCXB);
IPAC_BASE = (caddr_t) ((u_int)sc->sc_port | SIE_ISURF_IDIPAC);
/* enable hscx/isac irq's */
IPAC_WRITE(IPAC_MASK, (IPAC_MASK_INT1 | IPAC_MASK_INT0));
IPAC_WRITE(IPAC_ACFG, 0); /* outputs are open drain */
IPAC_WRITE(IPAC_AOE, /* aux 5..2 are inputs, 7, 6 outputs */
(IPAC_AOE_OE5 | IPAC_AOE_OE4 | IPAC_AOE_OE3 | IPAC_AOE_OE2));
IPAC_WRITE(IPAC_ATX, 0xff); /* set all output lines high */
return(1);
}
#endif /* NISIC > 0 && defined(SIEMENS_ISURF2) */
#endif /* FreeBSD */