f1d4551d87
- Add previously removed ISA support. Submitted by: David S. Madole <david AT madole.net>
322 lines
8.2 KiB
C
322 lines
8.2 KiB
C
/*
|
|
* Copyright (c) 1998, Larry Lile
|
|
* All rights reserved.
|
|
*
|
|
* For latest sources and information on this driver, please
|
|
* go to http://anarchy.stdio.com.
|
|
*
|
|
* Questions, comments or suggestions should be directed to
|
|
* Larry Lile <lile@stdio.com>.
|
|
*
|
|
* 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 unmodified, 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.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/module.h>
|
|
#include <sys/socket.h>
|
|
|
|
#include <net/if.h>
|
|
#include <net/if_arp.h>
|
|
#include <net/iso88025.h>
|
|
#include <net/if_media.h>
|
|
#include <net/bpf.h>
|
|
|
|
#include <machine/bus.h>
|
|
#include <machine/resource.h>
|
|
|
|
#include <sys/bus.h>
|
|
#include <sys/rman.h>
|
|
|
|
#include <isa/isavar.h>
|
|
#include <isa/pnpvar.h>
|
|
|
|
#include "contrib/dev/oltr/trlld.h"
|
|
#include "contrib/dev/oltr/if_oltrvar.h"
|
|
|
|
extern TRlldDriver_t LldDriver;
|
|
|
|
struct AdapterNameEntry {
|
|
int type;
|
|
char *name; } ;
|
|
|
|
static struct AdapterNameEntry AdapterNameList[] = {
|
|
{ 1, "Olicom OC-3115" },
|
|
{ 2, "Olicom ISA 16/4 Adapter (OC-3117)" },
|
|
{ 3, "Olicom ISA 16/4 Adapter (OC-3118)" },
|
|
{ 0, "Olicom Unsupported Adapter" }
|
|
};
|
|
|
|
static int oltr_isa_probe __P((device_t));
|
|
static int oltr_isa_attach __P((device_t));
|
|
|
|
static struct isa_pnp_id oltr_ids[] = {
|
|
{ 0x0100833d, NULL }, /* OLC9430 */
|
|
{ 0, NULL },
|
|
};
|
|
|
|
|
|
static int
|
|
oltr_isa_probe(dev)
|
|
device_t dev;
|
|
{
|
|
TRlldAdapterConfig_t config;
|
|
struct resource *port_res;
|
|
int port_rid;
|
|
struct AdapterNameEntry *list;
|
|
int error;
|
|
int iobase;
|
|
int success;
|
|
|
|
error = ISA_PNP_PROBE(device_get_parent(dev), dev, oltr_ids);
|
|
if (error != 0 && error != ENOENT)
|
|
return (error);
|
|
|
|
iobase = bus_get_resource_start(dev, SYS_RES_IOPORT, 0);
|
|
if (iobase == 0)
|
|
return (ENXIO);
|
|
|
|
if (error == ENOENT
|
|
&& bus_set_resource(dev, SYS_RES_IOPORT, 0, iobase,
|
|
OLTR_PORT_COUNT) < 0)
|
|
return (ENXIO);
|
|
|
|
port_rid = 0;
|
|
port_res = bus_alloc_resource(dev, SYS_RES_IOPORT, &port_rid,
|
|
0, ~0, 0, RF_ACTIVE);
|
|
if (port_res == NULL)
|
|
return (ENXIO);
|
|
|
|
success = TRlldIOAddressConfig(&LldDriver, &config, iobase);
|
|
|
|
bus_release_resource(dev, SYS_RES_IOPORT, port_rid, port_res);
|
|
|
|
if (!success)
|
|
return (ENXIO);
|
|
|
|
for (list = AdapterNameList;
|
|
list->type != 0 && list->type != config.type;
|
|
list++) ;
|
|
device_set_desc(dev, list->name);
|
|
|
|
return (0);
|
|
}
|
|
|
|
|
|
static void
|
|
oltr_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nseg, int error)
|
|
{
|
|
*(unsigned long *)arg = segs->ds_addr;
|
|
}
|
|
|
|
|
|
static int
|
|
oltr_isa_attach(dev)
|
|
device_t dev;
|
|
{
|
|
struct oltr_softc *sc = device_get_softc(dev);
|
|
bus_dma_filter_t *filter;
|
|
void *filter_arg;
|
|
int scratch_size;
|
|
int buffer_size;
|
|
int iobase;
|
|
int success;
|
|
int s, i;
|
|
|
|
s = splimp();
|
|
|
|
bzero(sc, sizeof(struct oltr_softc));
|
|
sc->unit = device_get_unit(dev);
|
|
sc->state = OL_UNKNOWN;
|
|
|
|
iobase = bus_get_resource_start(dev, SYS_RES_IOPORT, 0);
|
|
if (iobase == 0) {
|
|
device_printf(dev, "couldn't get base address\n");
|
|
goto config_failed;
|
|
}
|
|
|
|
sc->port_res = bus_alloc_resource(dev, SYS_RES_IOPORT, &sc->port_rid,
|
|
0, ~0, 0, RF_ACTIVE);
|
|
if (sc->port_res == NULL) {
|
|
device_printf(dev, "couldn't allocate io port\n");
|
|
goto config_failed;
|
|
}
|
|
|
|
success = TRlldIOAddressConfig(&LldDriver, &sc->config, iobase);
|
|
if (success == 0) {
|
|
device_printf(dev, "adapter configuration failed\n");
|
|
goto config_failed;
|
|
}
|
|
|
|
device_printf(dev, "MAC address %6D\n", sc->config.macaddress, ":");
|
|
|
|
if (sc->config.dmalevel != TRLLD_DMA_PIO) {
|
|
sc->drq_rid = 0;
|
|
sc->drq_res = bus_alloc_resource(dev, SYS_RES_DRQ,
|
|
&sc->drq_rid, 0, ~0, 1, RF_ACTIVE);
|
|
if (sc->drq_res == NULL) {
|
|
device_printf(dev, "couldn't setup dma channel\n");
|
|
goto config_failed;
|
|
} else
|
|
isa_dmacascade(sc->config.dmalevel);
|
|
}
|
|
|
|
filter = NULL;
|
|
filter_arg = NULL;
|
|
|
|
if (bus_dma_tag_create(NULL, 1, 0, BUS_SPACE_MAXADDR_24BIT,
|
|
BUS_SPACE_MAXADDR, filter,
|
|
filter_arg, BUS_SPACE_MAXSIZE_24BIT, BUS_SPACE_UNRESTRICTED,
|
|
BUS_SPACE_MAXSIZE_24BIT, 0, NULL, NULL, &sc->bus_tag) != 0) {
|
|
|
|
device_printf(dev, "couldn't setup parent dma tag\n");
|
|
return (ENOMEM);
|
|
}
|
|
|
|
scratch_size = TRlldAdapterSize();
|
|
buffer_size = RING_BUFFER_LEN * (RX_BUFFER_LEN + TX_BUFFER_LEN);
|
|
|
|
if (bus_dma_tag_create(sc->bus_tag, 1, 0, BUS_SPACE_MAXADDR,
|
|
BUS_SPACE_MAXADDR, NULL, NULL,
|
|
scratch_size + buffer_size,
|
|
1, BUS_SPACE_MAXSIZE_24BIT, 0,
|
|
NULL, NULL, &sc->mem_tag) != 0) {
|
|
|
|
device_printf(dev, "couldn't setup buffer dma tag\n");
|
|
goto config_failed;
|
|
}
|
|
|
|
if (bus_dmamem_alloc(sc->mem_tag, (void **)&sc->TRlldAdapter,
|
|
BUS_DMA_NOWAIT, &sc->mem_map) != 0) {
|
|
|
|
device_printf(dev, "couldn't alloc buffer memory\n");
|
|
goto config_failed;
|
|
}
|
|
|
|
bus_dmamap_load(sc->mem_tag, sc->mem_map, sc->TRlldAdapter,
|
|
scratch_size + buffer_size, oltr_dmamap_callback,
|
|
(void *)&sc->TRlldAdapter_phys, 0);
|
|
|
|
if (sc->TRlldAdapter_phys == 0) {
|
|
device_printf(dev, "couldn't load buffer memory\n");
|
|
goto config_failed;
|
|
}
|
|
|
|
/*
|
|
* Allocate RX/TX Pools
|
|
*/
|
|
|
|
for (i = 0; i < RING_BUFFER_LEN; i++) {
|
|
sc->rx_ring[i].index = i;
|
|
sc->rx_ring[i].data = (char *)sc->TRlldAdapter + scratch_size +
|
|
i * (RX_BUFFER_LEN + TX_BUFFER_LEN);
|
|
sc->rx_ring[i].address = sc->TRlldAdapter_phys + scratch_size +
|
|
i * (RX_BUFFER_LEN + TX_BUFFER_LEN);
|
|
sc->tx_ring[i].index = i;
|
|
sc->tx_ring[i].data = (char *)sc->TRlldAdapter + scratch_size +
|
|
i * (RX_BUFFER_LEN + TX_BUFFER_LEN) + RX_BUFFER_LEN;
|
|
sc->tx_ring[i].address = sc->TRlldAdapter_phys + scratch_size +
|
|
i * (RX_BUFFER_LEN + TX_BUFFER_LEN) + RX_BUFFER_LEN;
|
|
}
|
|
|
|
if (oltr_attach(dev) != 0)
|
|
goto config_failed;
|
|
|
|
splx(s);
|
|
return (0);
|
|
|
|
config_failed:
|
|
|
|
if (sc->port_res) {
|
|
bus_release_resource(dev, SYS_RES_IOPORT,
|
|
sc->port_rid, sc->port_res);
|
|
sc->port_res = NULL;
|
|
sc->port_rid = 0;
|
|
}
|
|
|
|
if (sc->oltr_intrhand) {
|
|
bus_teardown_intr(dev, sc->irq_res, sc->oltr_intrhand);
|
|
sc->oltr_intrhand = NULL;
|
|
}
|
|
|
|
if (sc->irq_res) {
|
|
bus_release_resource(dev, SYS_RES_MEMORY,
|
|
sc->irq_rid, sc->irq_res);
|
|
sc->irq_res = NULL;
|
|
sc->irq_rid = 0;
|
|
}
|
|
|
|
if (sc->drq_res) {
|
|
bus_release_resource(dev, SYS_RES_DRQ,
|
|
sc->drq_rid, sc->drq_res);
|
|
sc->drq_res = NULL;
|
|
sc->drq_rid = 0;
|
|
}
|
|
|
|
if (sc->TRlldAdapter) {
|
|
bus_dmamem_free(sc->mem_tag, sc->TRlldAdapter, sc->mem_map);
|
|
sc->TRlldAdapter = NULL;
|
|
}
|
|
|
|
if (sc->mem_map) {
|
|
bus_dmamap_destroy(sc->mem_tag, sc->mem_map);
|
|
sc->mem_map = NULL;
|
|
}
|
|
|
|
if (sc->mem_tag) {
|
|
bus_dma_tag_destroy(sc->mem_tag);
|
|
sc->mem_tag = NULL;
|
|
}
|
|
|
|
if (sc->bus_tag) {
|
|
bus_dma_tag_destroy(sc->bus_tag);
|
|
sc->bus_tag = NULL;
|
|
}
|
|
|
|
splx(s);
|
|
return (ENXIO);
|
|
}
|
|
|
|
|
|
static device_method_t oltr_isa_methods[] = {
|
|
/* Device interface */
|
|
DEVMETHOD(device_probe, oltr_isa_probe),
|
|
DEVMETHOD(device_attach, oltr_isa_attach),
|
|
|
|
{ 0, 0 }
|
|
};
|
|
|
|
static driver_t oltr_isa_driver = {
|
|
"oltr",
|
|
oltr_isa_methods,
|
|
sizeof(struct oltr_softc)
|
|
};
|
|
|
|
static devclass_t oltr_isa_devclass;
|
|
|
|
DRIVER_MODULE(oltr, isa, oltr_isa_driver, oltr_isa_devclass, 0, 0);
|
|
MODULE_DEPEND(oltr, isa, 1, 1, 1);
|
|
MODULE_DEPEND(oltr, iso88025, 1, 1, 1);
|