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/* SPDX-License-Identifier: BSD-2-Clause */
/*
* Copyright (C) 2022 embedded brains GmbH (http://www.embedded-brains.de)
*
* 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 COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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.
*/
#include <machine/rtems-bsd-kernel-space.h>
#include <sys/cdefs.h>
#include <sys/param.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <sys/bus.h>
#include <sys/rman.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>
struct tsi148 {
device_t dev;
int mem_rid;
struct resource *mem_res;
int irq_rid;
struct resource *irq_res;
void *irq_cookie;
};
static void
tsi148_intr(void *arg)
{
struct tsi148 *sc;
sc = arg;
}
static int
tsi148_probe(device_t dev)
{
if (pci_get_devid(dev) == 0x014810e3) {
device_set_desc(dev, "Tundra Tsi148 PCI-VME bridge");
return (BUS_PROBE_GENERIC);
}
return (ENXIO);
}
static int
tsi148_attach(device_t dev)
{
struct tsi148 *sc;
sc = device_get_softc(dev);
sc->dev = dev;
sc->mem_rid = PCIR_BAR(0);
sc->mem_res = bus_alloc_resource_any(sc->dev, SYS_RES_MEMORY,
&sc->mem_rid, RF_ACTIVE);
if (sc->mem_res == NULL) {
return (ENOMEM);
}
sc->irq_rid = 0;
sc->irq_res = bus_alloc_resource_any(sc->dev, SYS_RES_IRQ,
&sc->irq_rid, RF_SHAREABLE | RF_ACTIVE);
if (sc->irq_res == NULL) {
return (ENOMEM);
}
bus_setup_intr(sc->dev, sc->irq_res, INTR_TYPE_MISC | INTR_MPSAFE,
NULL, tsi148_intr, sc, &sc->irq_cookie);
if (sc->irq_cookie == NULL) {
return (ENOMEM);
}
return (ENXIO);
}
static int
tsi148_detach(device_t dev)
{
BSD_ASSERT(0);
return (ENXIO);
}
static device_method_t tsi148_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, tsi148_probe),
DEVMETHOD(device_attach, tsi148_attach),
DEVMETHOD(device_detach, tsi148_detach),
DEVMETHOD_END
};
static driver_t tsi148_driver = {
"tsi148",
tsi148_methods,
sizeof(struct tsi148),
};
static devclass_t tsi148_devclass;
DRIVER_MODULE(tsi148, pci, tsi148_driver, tsi148_devclass, NULL, 0);
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