freebsd-dev/sys/dev/usb/slhci_pccard.c
Nick Hibma 5d4621f495 Add modules for the HCI part of USB. This is convenient when having a UHCI
controller in your laptop but inserting a (OHCI-based) Option Cardbus card.
2008-10-09 19:22:00 +00:00

207 lines
5.1 KiB
C

/*-
* Copyright (C) 2005 Takanori Watanabe. 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.
*
* THIS SOFTWARE IS PROVIDED BY 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 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.
*
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <sys/bus.h>
#include <sys/malloc.h>
#include <sys/sema.h>
#include <sys/taskqueue.h>
#include <vm/uma.h>
#include <machine/stdarg.h>
#include <machine/resource.h>
#include <machine/bus.h>
#include <sys/rman.h>
#include <dev/pccard/pccard_cis.h>
#include <dev/pccard/pccardreg.h>
#include <dev/pccard/pccardvar.h>
#include <dev/usb/usb.h>
#include <dev/usb/usbdi.h>
#include <dev/usb/usbdivar.h>
#include <dev/usb/usb_mem.h>
#include <dev/usb/usb_port.h>
#include <dev/usb/sl811hsvar.h>
#include "pccarddevs.h"
__FBSDID("$FreeBSD$");
static void slhci_pccard_intr(void *arg);
static const struct pccard_product slhci_pccard_products[] = {
PCMCIA_CARD(RATOC, REX_CFU1),
{NULL}
};
static int
slhci_pccard_probe(device_t dev)
{
const struct pccard_product *pp;
u_int32_t fcn = PCCARD_FUNCTION_UNSPEC;
int error = 0;
if ((error = pccard_get_function(dev, &fcn)))
return error;
/* if it says its a disk we should register it */
if (fcn == PCCARD_FUNCTION_DISK)
return 0;
/* match other devices here, primarily cdrom/dvd rom */
if ((pp = pccard_product_lookup(dev, slhci_pccard_products,
sizeof(slhci_pccard_products[0]), NULL))) {
if (pp->pp_name)
device_set_desc(dev, pp->pp_name);
return 0;
}
return ENXIO;
}
static int
slhci_pccard_detach(device_t dev)
{
struct slhci_softc *sc = device_get_softc(dev);
bus_generic_detach(dev);
if (sc->ih)
bus_teardown_intr(dev, sc->irq_res, sc->ih);
if (sc->io_res)
bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->io_res);
if (sc->irq_res)
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->irq_res);
if (sc->sc_bus.bdev)
device_delete_child(dev, sc->sc_bus.bdev);
return 0;
}
static int
slhci_pccard_attach(device_t dev)
{
struct slhci_softc *sc = device_get_softc(dev);
int error = ENXIO;
int rid = 0;
if ((sc->io_res = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, RF_ACTIVE)) == NULL) {
return ENOMEM;
}
sc->sc_iot = rman_get_bustag(sc->io_res);
sc->sc_ioh = rman_get_bushandle(sc->io_res);
if (sl811hs_find(sc) == -1) {
error = ENXIO;
goto out;
}
rid = 0;
if ((sc->irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_SHAREABLE | RF_ACTIVE)) == NULL) {
printf("CANNOT ALLOC IRQ\n");
error = ENOMEM;
goto out;
}
sc->sc_iot = rman_get_bustag(sc->io_res);
sc->sc_ioh = rman_get_bushandle(sc->io_res);
sc->sc_bus.bdev = device_add_child(dev, "usb", -1);
if (!sc->sc_bus.bdev) {
device_printf(dev, "Could not add USB device\n");
}
device_set_ivars(sc->sc_bus.bdev, &sc->sc_bus);
error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_BIO, NULL, slhci_pccard_intr, sc, &sc->ih);
if (error)
goto out;
#if 1
if (slhci_attach(sc) == -1) {
printf("MI attach NO\n");
goto out;
}
error = device_probe_and_attach(sc->sc_bus.bdev);
if (error) {
printf("Probing USB bus %x\n", error);
goto out;
}
#endif
printf("ATTACHED\n");
return 0;
out:
slhci_pccard_detach(dev);
return error;
}
#if 0
static void
slhci_pccard_enable_power(void *arg, int mode)
{
#if 0
struct slhci_softc *sc = arg;
u_int8_t r;
#endif
}
static void
slhci_pccard_enable_intr(void *arg, int mode)
{
#if 0
struct slhci_softc *sc = arg;
u_int8_t r;
#endif
}
#endif
static void
slhci_pccard_intr(void *arg)
{
#if 1
struct slhci_softc *sc = arg;
sc = sc;
slhci_intr(sc);
#endif
}
static device_method_t slhci_pccard_methods[] = {
/* device interface */
DEVMETHOD(device_probe, slhci_pccard_probe),
DEVMETHOD(device_attach, slhci_pccard_attach),
DEVMETHOD(device_detach, slhci_pccard_detach),
{0, 0}
};
static driver_t slhci_pccard_driver = {
"slhci",
slhci_pccard_methods,
sizeof(struct slhci_softc),
};
devclass_t slhci_devclass;
DRIVER_MODULE(slhci, pccard, slhci_pccard_driver, slhci_devclass, 0, 0);
MODULE_DEPEND(slhci, usb, 1, 1, 1);