Obsolteted by CAM.

This commit is contained in:
gibbs 1998-09-15 10:39:50 +00:00
parent 7812b45b21
commit b80b754110
3 changed files with 0 additions and 2189 deletions

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/*
* Product specific probe and attach routines for:
* 27/284X and aic7770 motherboard SCSI controllers
*
* Copyright (c) 1994, 1995, 1996 Justin T. Gibbs.
* 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 immediately at the beginning of the file, without modification,
* 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* 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.
*
* $Id: aic7770.c,v 1.42 1997/09/21 21:35:22 gibbs Exp $
*/
#if defined(__FreeBSD__)
#include "eisa.h"
#endif
#if NEISA > 0 || defined(__NetBSD__)
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#if defined(__NetBSD__)
#include <sys/device.h>
#include <machine/bus.h>
#include <machine/intr.h>
#endif /* defined(__NetBSD__) */
#include <scsi/scsiconf.h>
#if defined(__FreeBSD__)
#include <i386/eisa/eisaconf.h>
#include <i386/scsi/aic7xxx.h>
#include "aic7xxx_reg.h"
#define EISA_DEVICE_ID_ADAPTEC_AIC7770 0x04907770
#define EISA_DEVICE_ID_ADAPTEC_274x 0x04907771
#define EISA_DEVICE_ID_ADAPTEC_284xB 0x04907756 /* BIOS enabled */
#define EISA_DEVICE_ID_ADAPTEC_284x 0x04907757 /* BIOS disabled*/
#elif defined(__NetBSD__)
#include <dev/eisa/eisareg.h>
#include <dev/eisa/eisavar.h>
#include <dev/eisa/eisadevs.h>
#include <dev/ic/aic7xxxreg.h>
#include <dev/ic/aic7xxxvar.h>
#endif /* defined(__NetBSD__) */
#define AHC_EISA_SLOT_OFFSET 0xc00
#define AHC_EISA_IOSIZE 0x100
#define INTDEF 0x5cul /* Interrupt Definition Register */
#if defined(__FreeBSD__)
static int aic7770probe __P((void));
static int aic7770_attach __P((struct eisa_device *e_dev));
static struct eisa_driver ahc_eisa_driver =
{
"ahc",
aic7770probe,
aic7770_attach,
/*shutdown*/NULL,
&ahc_unit
};
DATA_SET (eisadriver_set, ahc_eisa_driver);
static const char *aic7770_match __P((eisa_id_t type));
static const char*
aic7770_match(type)
eisa_id_t type;
{
switch (type) {
case EISA_DEVICE_ID_ADAPTEC_AIC7770:
return ("Adaptec aic7770 SCSI host adapter");
break;
case EISA_DEVICE_ID_ADAPTEC_274x:
return ("Adaptec 274X SCSI host adapter");
break;
case EISA_DEVICE_ID_ADAPTEC_284xB:
case EISA_DEVICE_ID_ADAPTEC_284x:
return ("Adaptec 284X SCSI host adapter");
break;
default:
break;
}
return (NULL);
}
static int
aic7770probe(void)
{
u_int32_t iobase;
u_int32_t irq;
u_int8_t intdef;
u_int8_t hcntrl;
struct eisa_device *e_dev = NULL;
int count;
count = 0;
while ((e_dev = eisa_match_dev(e_dev, aic7770_match))) {
iobase = (e_dev->ioconf.slot * EISA_SLOT_SIZE)
+ AHC_EISA_SLOT_OFFSET;
/* Pause the card preseving the IRQ type */
hcntrl = inb(iobase + HCNTRL) & IRQMS;
outb(iobase + HCNTRL, hcntrl | PAUSE);
eisa_add_iospace(e_dev, iobase, AHC_EISA_IOSIZE, RESVADDR_NONE);
intdef = inb(INTDEF + iobase);
irq = intdef & 0xf;
switch (irq) {
case 9:
case 10:
case 11:
case 12:
case 14:
case 15:
break;
default:
printf("aic7770 at slot %d: illegal "
"irq setting %d\n", e_dev->ioconf.slot,
intdef);
continue;
}
eisa_add_intr(e_dev, irq);
eisa_registerdev(e_dev, &ahc_eisa_driver);
count++;
}
return count;
}
#elif defined(__NetBSD__)
#define bootverbose 1
int ahc_eisa_match __P((struct device *, void *, void *));
void ahc_eisa_attach __P((struct device *, struct device *, void *));
struct cfattach ahc_eisa_ca =
{
sizeof(struct ahc_softc), ahc_eisa_match, ahc_eisa_attach
};
/*
* Return irq setting of the board, otherwise -1.
*/
int
ahc_eisa_irq(bc, ioh)
bus_chipset_tag_t bc;
bus_io_handle_t ioh;
{
int irq;
u_int8_t intdef;
ahc_reset("ahc_eisa", bc, ioh);
intdef = bus_io_read_1(bc, ioh, INTDEF);
switch (irq = (intdef & 0xf)) {
case 9:
case 10:
case 11:
case 12:
case 14:
case 15:
break;
default:
printf("ahc_eisa_irq: illegal irq setting %d\n", intdef);
return -1;
}
/* Note that we are going and return (to probe) */
return irq;
}
/*
* Check the slots looking for a board we recognise
* If we find one, note its address (slot) and call
* the actual probe routine to check it out.
*/
int
ahc_eisa_match(parent, match, aux)
struct device *parent;
void *match, *aux;
{
struct eisa_attach_args *ea = aux;
bus_chipset_tag_t bc = ea->ea_bc;
bus_io_handle_t ioh;
int irq;
/* must match one of our known ID strings */
if (strcmp(ea->ea_idstring, "ADP7770") &&
strcmp(ea->ea_idstring, "ADP7771") &&
strcmp(ea->ea_idstring, "ADP7756") && /* XXX - not EISA, but VL */
strcmp(ea->ea_idstring, "ADP7757")) /* XXX - not EISA, but VL */
return (0);
if (bus_io_map(bc, EISA_SLOT_ADDR(ea->ea_slot) + AHC_EISA_SLOT_OFFSET,
AHC_EISA_IOSIZE, &ioh))
return (0);
irq = ahc_eisa_irq(bc, ioh);
bus_io_unmap(bc, ioh, AHC_EISA_IOSIZE);
return (irq >= 0);
}
#endif /* defined(__NetBSD__) */
#if defined(__FreeBSD__)
static int
aic7770_attach(e_dev)
struct eisa_device *e_dev;
#elif defined(__NetBSD__)
void
ahc_eisa_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
#endif
{
ahc_type type;
#if defined(__FreeBSD__)
struct ahc_softc *ahc;
resvaddr_t *iospace;
int unit = e_dev->unit;
int irq;
if (TAILQ_FIRST(&e_dev->ioconf.irqs) == NULL)
return -1;
irq = TAILQ_FIRST(&e_dev->ioconf.irqs)->irq_no;
iospace = e_dev->ioconf.ioaddrs.lh_first;
if (!iospace)
return -1;
switch (e_dev->id) {
case EISA_DEVICE_ID_ADAPTEC_AIC7770:
type = AHC_AIC7770;
break;
case EISA_DEVICE_ID_ADAPTEC_274x:
type = AHC_274;
break;
case EISA_DEVICE_ID_ADAPTEC_284xB:
case EISA_DEVICE_ID_ADAPTEC_284x:
type = AHC_284;
break;
default:
printf("aic7770_attach: Unknown device type!\n");
return -1;
break;
}
if (!(ahc = ahc_alloc(unit, iospace->addr, NULL,
type, AHC_FNONE, NULL)))
return -1;
eisa_reg_start(e_dev);
if (eisa_reg_iospace(e_dev, iospace)) {
ahc_free(ahc);
return -1;
}
ahc_reset(ahc);
/*
* The IRQMS bit enables level sensitive interrupts. Only allow
* IRQ sharing if it's set.
*/
if (eisa_reg_intr(e_dev, irq, ahc_intr, (void *)ahc, &bio_imask,
/*shared ==*/ahc->pause & IRQMS)) {
ahc_free(ahc);
return -1;
}
eisa_reg_end(e_dev);
#elif defined(__NetBSD__)
struct ahc_softc *ahc = (void *)self;
struct eisa_attach_args *ea = aux;
bus_chipset_tag_t bc = ea->ea_bc;
bus_io_handle_t ioh;
int irq;
eisa_chipset_tag_t ec = ea->ea_ec;
eisa_intr_handle_t ih;
const char *model, *intrstr;
if (bus_io_map(bc, EISA_SLOT_ADDR(ea->ea_slot) + AHC_EISA_SLOT_OFFSET,
AHC_EISA_IOSIZE, &ioh))
panic("ahc_eisa_attach: could not map I/O addresses");
if ((irq = ahc_eisa_irq(bc, ioh)) < 0)
panic("ahc_eisa_attach: ahc_eisa_irq failed!");
if (strcmp(ea->ea_idstring, "ADP7770") == 0) {
model = EISA_PRODUCT_ADP7770;
type = AHC_AIC7770;
} else if (strcmp(ea->ea_idstring, "ADP7771") == 0) {
model = EISA_PRODUCT_ADP7771;
type = AHC_274;
} else if (strcmp(ea->ea_idstring, "ADP7756") == 0) {
model = EISA_PRODUCT_ADP7756;
type = AHC_284;
} else if (strcmp(ea->ea_idstring, "ADP7757") == 0) {
model = EISA_PRODUCT_ADP7757;
type = AHC_284;
} else {
panic("ahc_eisa_attach: Unknown device type %s\n",
ea->ea_idstring);
}
printf(": %s\n", model);
ahc_construct(ahc, bc, ioh, type, AHC_FNONE);
if (eisa_intr_map(ec, irq, &ih)) {
printf("%s: couldn't map interrupt (%d)\n",
ahc->sc_dev.dv_xname, irq);
return;
}
#endif /* defined(__NetBSD__) */
/*
* Tell the user what type of interrupts we're using.
* usefull for debugging irq problems
*/
if (bootverbose) {
printf("%s: Using %s Interrupts\n",
ahc_name(ahc),
ahc->pause & IRQMS ?
"Level Sensitive" : "Edge Triggered");
}
/*
* Now that we know we own the resources we need, do the
* card initialization.
*
* First, the aic7770 card specific setup.
*/
switch (ahc->type) {
case AHC_AIC7770:
case AHC_274:
{
u_int8_t biosctrl = ahc_inb(ahc, HA_274_BIOSCTRL);
/* Get the primary channel information */
ahc->flags |= (biosctrl & CHANNEL_B_PRIMARY);
if((biosctrl & BIOSMODE) == BIOSDISABLED)
ahc->flags |= AHC_USEDEFAULTS;
break;
}
case AHC_284:
{
/* XXX
* All values are automagically intialized at
* POST for these cards, so we can always rely
* on the Scratch Ram values. However, we should
* read the SEEPROM here (Dan has the code to do
* it) so we can say what kind of translation the
* BIOS is using. Printing out the geometry could
* save a lot of users the grief of failed installs.
*/
break;
}
default:
break;
}
/*
* See if we have a Rev E or higher aic7770. Anything below a
* Rev E will have a R/O autoflush disable configuration bit.
* The Rev E. cards have some changes to support Adaptec's SCB
* paging scheme, but I don't know what that is yet.
*/
{
char *id_string;
u_int8_t sblkctl;
u_int8_t sblkctl_orig;
sblkctl_orig = ahc_inb(ahc, SBLKCTL);
sblkctl = sblkctl_orig ^ AUTOFLUSHDIS;
ahc_outb(ahc, SBLKCTL, sblkctl);
sblkctl = ahc_inb(ahc, SBLKCTL);
if (sblkctl != sblkctl_orig) {
id_string = "aic7770 >= Rev E, ";
/*
* Ensure autoflush is enabled
*/
sblkctl &= ~AUTOFLUSHDIS;
ahc_outb(ahc, SBLKCTL, sblkctl);
} else
id_string = "aic7770 <= Rev C, ";
printf("%s: %s", ahc_name(ahc), id_string);
}
/* Setup the FIFO threshold and the bus off time */
{
u_int8_t hostconf = ahc_inb(ahc, HOSTCONF);
ahc_outb(ahc, BUSSPD, hostconf & DFTHRSH);
ahc_outb(ahc, BUSTIME, (hostconf << 2) & BOFF);
}
/*
* Generic aic7xxx initialization.
*/
if (ahc_init(ahc)) {
#if defined(__FreeBSD__)
ahc_free(ahc);
/*
* The board's IRQ line is not yet enabled so it's safe
* to release the irq.
*/
eisa_release_intr(e_dev, irq, ahc_intr);
return -1;
#elif defined(__NetBSD__)
ahc_free(ahc);
return;
#endif
}
/*
* Enable the board's BUS drivers
*/
ahc_outb(ahc, BCTL, ENABLE);
#if defined(__FreeBSD__)
/*
* Enable our interrupt handler.
*/
if (eisa_enable_intr(e_dev, irq)) {
ahc_free(ahc);
eisa_release_intr(e_dev, irq, ahc_intr);
return -1;
}
#elif defined(__NetBSD__)
intrstr = eisa_intr_string(ec, ih);
/*
* The IRQMS bit enables level sensitive interrupts only allow
* IRQ sharing if its set.
*/
ahc->sc_ih = eisa_intr_establish(ec, ih,
ahc->pause & IRQMS ? IST_LEVEL : IST_EDGE, IPL_BIO, ahc_intr, ahc
#if defined(__OpenBSD__)
, ahc->sc_dev.dv_xname
#endif
);
if (ahc->sc_ih == NULL) {
printf("%s: couldn't establish interrupt",
ahc->sc_dev.dv_xname);
if (intrstr != NULL)
printf(" at %s", intrstr);
printf("\n");
ahc_free(ahc);
return;
}
if (intrstr != NULL)
printf("%s: interrupting at %s\n", ahc->sc_dev.dv_xname,
intrstr);
#endif /* defined(__NetBSD__) */
/* Attach sub-devices - always succeeds */
ahc_attach(ahc);
#if defined(__FreeBSD__)
return 0;
#endif
}
#endif /* NEISA > 0 */

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/*
* Product specific probe and attach routines for:
* Buslogic BT74x SCSI controllers
*
* Copyright (c) 1995 Justin T. Gibbs
* 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 immediately at the beginning of the file, without modification,
* 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. Absolutely no warranty of function or purpose is made by the author
* Justin T. Gibbs.
* 4. Modifications may be freely made to this file if the above conditions
* are met.
*
* $Id: bt74x.c,v 1.12 1997/09/21 21:35:22 gibbs Exp $
*/
#include "eisa.h"
#if NEISA > 0
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <scsi/scsiconf.h>
#include <i386/eisa/eisaconf.h>
#include <i386/scsi/btreg.h>
#define EISA_DEVICE_ID_BUSLOGIC_74X_B 0x0ab34201
#define EISA_DEVICE_ID_BUSLOGIC_74X_C 0x0ab34202
#define EISA_DEVICE_ID_AMI_4801 0x05a94801
#define EISA_DEVICE_ID_BUS4781 0x0ab34781
#define BT_IOSIZE 0x04 /* Move to central header */
#define BT_EISA_IOSIZE 0x100
#define BT_EISA_SLOT_OFFSET 0xc00
#define EISA_IOCONF 0x08C
#define PORTADDR 0x07
#define PORT_330 0x00
#define PORT_334 0x01
#define PORT_230 0x02
#define PORT_234 0x03
#define PORT_130 0x04
#define PORT_134 0x05
#define IRQ_CHANNEL 0xe0
#define INT_11 0x40
#define INT_10 0x20
#define INT_15 0xa0
#define INT_12 0x60
#define INT_14 0x80
#define INT_9 0x00
#define EISA_IRQ_TYPE 0x08D
#define LEVEL 0x40
/* Definitions for the AMI Series 48 controler */
#define AMI_EISA_IOSIZE 0x500 /* Two separate ranges?? */
#define AMI_EISA_SLOT_OFFSET 0x800
#define AMI_EISA_IOCONF 0x000
#define AMI_DMA_CHANNEL 0x03
#define AMI_IRQ_CHANNEL 0x1c
#define AMI_INT_15 0x14
#define AMI_INT_14 0x10
#define AMI_INT_12 0x0c
#define AMI_INT_11 0x00
#define AMI_INT_10 0x08
#define AMI_INT_9 0x04
#define AMI_BIOS_ADDR 0xe0
#define AMI_EISA_IOCONF1 0x001
#define AMI_PORTADDR 0x0e
#define AMI_PORT_334 0x08
#define AMI_PORT_330 0x00
#define AMI_PORT_234 0x0c
#define AMI_PORT_230 0x04
#define AMI_PORT_134 0x0a
#define AMI_PORT_130 0x02
#define AMI_IRQ_LEVEL 0x01
#define AMI_MISC2_OPTIONS 0x49E
#define AMI_ENABLE_ISA_DMA 0x08
static int bt_eisa_probe __P((void));
static int bt_eisa_attach __P((struct eisa_device *e_dev));
static struct eisa_driver bt_eisa_driver = {
"bt",
bt_eisa_probe,
bt_eisa_attach,
/*shutdown*/NULL,
&bt_unit
};
DATA_SET (eisadriver_set, bt_eisa_driver);
static const char *bt_match __P((eisa_id_t type));
static const char*
bt_match(type)
eisa_id_t type;
{
switch(type) {
case EISA_DEVICE_ID_BUSLOGIC_74X_B:
return ("Buslogic 74xB SCSI host adapter");
break;
case EISA_DEVICE_ID_BUSLOGIC_74X_C:
return ("Buslogic 74xC SCSI host adapter");
break;
case EISA_DEVICE_ID_AMI_4801:
return ("AMI Series 48 SCSI host adapter");
break;
case EISA_DEVICE_ID_BUS4781:
return ("Storage Dimensions SDC3222F SCSI host adapter");
break;
default:
break;
}
return (NULL);
}
static int
bt_eisa_probe(void)
{
u_long iobase;
struct eisa_device *e_dev = NULL;
int count;
count = 0;
while ((e_dev = eisa_match_dev(e_dev, bt_match))) {
u_char ioconf;
u_long port;
int irq;
iobase = (e_dev->ioconf.slot * EISA_SLOT_SIZE);
if(e_dev->id == EISA_DEVICE_ID_AMI_4801) {
u_char ioconf1;
iobase += AMI_EISA_SLOT_OFFSET;
eisa_add_iospace(e_dev, iobase, AMI_EISA_IOSIZE,
RESVADDR_NONE);
ioconf = inb(iobase + AMI_EISA_IOCONF);
ioconf1 = inb(iobase + AMI_EISA_IOCONF1);
/* Determine "ISA" I/O port */
switch (ioconf1 & AMI_PORTADDR) {
case AMI_PORT_330:
port = 0x330;
break;
case AMI_PORT_334:
port = 0x334;
break;
case AMI_PORT_230:
port = 0x230;
break;
case AMI_PORT_234:
port = 0x234;
break;
case AMI_PORT_134:
port = 0x134;
break;
case AMI_PORT_130:
port = 0x130;
break;
default:
/* Disabled */
printf("bt: AMI EISA Adapter at "
"slot %d has a disabled I/O "
"port. Cannot attach.\n",
e_dev->ioconf.slot);
continue;
}
eisa_add_iospace(e_dev, port, BT_IOSIZE, RESVADDR_NONE);
/* Determine our IRQ */
switch (ioconf & AMI_IRQ_CHANNEL) {
case AMI_INT_11:
irq = 11;
break;
case AMI_INT_10:
irq = 10;
break;
case AMI_INT_15:
irq = 15;
break;
case AMI_INT_12:
irq = 12;
break;
case AMI_INT_14:
irq = 14;
break;
case AMI_INT_9:
irq = 9;
break;
default:
/* Disabled */
printf("bt: AMI EISA Adapter at "
"slot %d has its IRQ disabled. "
"Cannot attach.\n",
e_dev->ioconf.slot);
continue;
}
}
else {
iobase += BT_EISA_SLOT_OFFSET;
eisa_add_iospace(e_dev, iobase, BT_EISA_IOSIZE,
RESVADDR_NONE);
ioconf = inb(iobase + EISA_IOCONF);
/* Determine "ISA" I/O port */
switch (ioconf & PORTADDR) {
case PORT_330:
port = 0x330;
break;
case PORT_334:
port = 0x334;
break;
case PORT_230:
port = 0x230;
break;
case PORT_234:
port = 0x234;
break;
case PORT_130:
port = 0x130;
break;
case PORT_134:
port = 0x134;
break;
default:
/* Disabled */
printf("bt: Buslogic EISA Adapter at "
"slot %d has a disabled I/O "
"port. Cannot attach.\n",
e_dev->ioconf.slot);
continue;
}
eisa_add_iospace(e_dev, port, BT_IOSIZE, RESVADDR_NONE);
/* Determine our IRQ */
switch (ioconf & IRQ_CHANNEL) {
case INT_11:
irq = 11;
break;
case INT_10:
irq = 10;
break;
case INT_15:
irq = 15;
break;
case INT_12:
irq = 12;
break;
case INT_14:
irq = 14;
break;
case INT_9:
irq = 9;
break;
default:
/* Disabled */
printf("bt: Buslogic EISA Adapter at "
"slot %d has its IRQ disabled. "
"Cannot attach.\n",
e_dev->ioconf.slot);
continue;
}
}
eisa_add_intr(e_dev, irq);
eisa_registerdev(e_dev, &bt_eisa_driver);
count++;
}
return count;
}
static int
bt_eisa_attach(e_dev)
struct eisa_device *e_dev;
{
struct bt_data *bt;
int unit = e_dev->unit;
int irq;
resvaddr_t *ioport;
resvaddr_t *eisa_ioport;
u_char level_intr;
if (TAILQ_FIRST(&e_dev->ioconf.irqs) == NULL)
return (-1);
irq = TAILQ_FIRST(&e_dev->ioconf.irqs)->irq_no;
/*
* The addresses are sorted in increasing order
* so we know the port to pass to the core bt
* driver comes first.
*/
ioport = e_dev->ioconf.ioaddrs.lh_first;
if(!ioport)
return -1;
eisa_ioport = ioport->links.le_next;
if(!eisa_ioport)
return -1;
if(e_dev->id == EISA_DEVICE_ID_AMI_4801)
level_intr = inb(eisa_ioport->addr + AMI_EISA_IOCONF1)
& AMI_IRQ_LEVEL;
else
level_intr = inb(eisa_ioport->addr + EISA_IRQ_TYPE)
& LEVEL;
eisa_reg_start(e_dev);
if(eisa_reg_iospace(e_dev, ioport))
return -1;
if(eisa_reg_iospace(e_dev, eisa_ioport))
return -1;
if(!(bt = bt_alloc(unit, ioport->addr)))
return -1;
if(eisa_reg_intr(e_dev, irq, bt_intr, (void *)bt, &bio_imask,
/*shared ==*/level_intr)) {
bt_free(bt);
return -1;
}
eisa_reg_end(e_dev);
/*
* Now that we know we own the resources we need, do the full
* card initialization.
*/
if(bt_init(bt)){
bt_free(bt);
/*
* The board's IRQ line will not be left enabled
* if we can't intialize correctly, so its safe
* to release the irq.
*/
eisa_release_intr(e_dev, irq, bt_intr);
return -1;
}
/* Attach sub-devices - always succeeds */
bt_attach(bt);
if(eisa_enable_intr(e_dev, irq)) {
bt_free(bt);
eisa_release_intr(e_dev, irq, bt_intr);
return -1;
}
return 0;
}
#endif /* NEISA > 0 */