Add an OHCI driver to complement the EHCI one. The infrastructure to attach

both to the parent ps3bus was in r223313. This driver itself comes from the
ps3 project branch.

1 files changed, 170 insertions, 0 deletions

diff --git a/sys/powerpc/ps3/ohci_ps3.c b/sys/powerpc/ps3/ohci_ps3.c
new file mode 100644
index 0000000..e13435b
--- /dev/null
+++ b/sys/powerpc/ps3/ohci_ps3.c
@@ -0,0 +1,170 @@
+/*-
+ * Copyright (C) 2010 Nathan Whitehorn
+ * 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 THE AUTHOR ``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 TOOLS GMBH 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/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/stdint.h>
+#include <sys/stddef.h>
+#include <sys/param.h>
+#include <sys/queue.h>
+#include <sys/types.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/bus.h>
+#include <sys/linker_set.h>
+#include <sys/module.h>
+#include <sys/lock.h>
+#include <sys/mutex.h>
+#include <sys/condvar.h>
+#include <sys/sysctl.h>
+#include <sys/sx.h>
+#include <sys/unistd.h>
+#include <sys/callout.h>
+#include <sys/malloc.h>
+#include <sys/priv.h>
+
+#include <sys/rman.h>
+
+#include <dev/usb/usb.h>
+#include <dev/usb/usbdi.h>
+
+#include <dev/usb/usb_core.h>
+#include <dev/usb/usb_busdma.h>
+#include <dev/usb/usb_process.h>
+#include <dev/usb/usb_util.h>
+
+#include <dev/usb/usb_controller.h>
+#include <dev/usb/usb_bus.h>
+#include <dev/usb/controller/ohci.h>
+#include <dev/usb/controller/ohcireg.h>
+
+#include "ps3bus.h"
+
+static int
+ohci_ps3_probe(device_t dev)
+{
+	if (ps3bus_get_bustype(dev) != PS3_BUSTYPE_SYSBUS ||
+	    ps3bus_get_devtype(dev) != PS3_DEVTYPE_USB)
+		return (ENXIO);
+
+	device_set_desc(dev, "Playstation 3 USB 2.0 controller");
+	return (BUS_PROBE_SPECIFIC);
+}
+
+static int
+ohci_ps3_attach(device_t dev)
+{
+	ohci_softc_t *sc = device_get_softc(dev);
+	int rid, err;
+
+	sc->sc_bus.parent = dev;
+	sc->sc_bus.devices = sc->sc_devices;
+	sc->sc_bus.devices_max = OHCI_MAX_DEVICES;
+
+	if (usb_bus_mem_alloc_all(&sc->sc_bus,
+	    USB_GET_DMA_TAG(dev), &ohci_iterate_hw_softc))
+		return (ENOMEM);
+
+	rid = 0;
+	sc->sc_io_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
+	    &rid, RF_ACTIVE);
+
+	if (!sc->sc_io_res) {
+		device_printf(dev, "Could not map memory\n");
+		goto error;
+	}
+
+	sc->sc_io_tag = rman_get_bustag(sc->sc_io_res);
+	sc->sc_io_hdl = rman_get_bushandle(sc->sc_io_res);
+	sc->sc_io_size = rman_get_size(sc->sc_io_res);
+
+	rid = 0;
+	sc->sc_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
+	    RF_SHAREABLE | RF_ACTIVE);
+
+	if (sc->sc_irq_res == NULL) {
+		device_printf(dev, "Could not allocate irq\n");
+		return (ENXIO);
+	}
+
+	sc->sc_bus.bdev = device_add_child(dev, "usbus", -1);
+	if (!sc->sc_bus.bdev) {
+		device_printf(dev, "Could not add USB device\n");
+		return (ENXIO);
+	}
+
+	device_set_ivars(sc->sc_bus.bdev, &sc->sc_bus);
+
+	sprintf(sc->sc_vendor, "Sony");
+
+	err = bus_setup_intr(dev, sc->sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE,
+	    NULL, (driver_intr_t *)ohci_interrupt, sc, &sc->sc_intr_hdl);
+	if (err) {
+		device_printf(dev, "Could not setup error irq, %d\n", err);
+		goto error;
+	}
+
+	//sc->sc_flags |= EHCI_SCFLG_BIGEMMIO;
+	bus_space_write_4(sc->sc_io_tag, sc->sc_io_hdl,
+	    OHCI_CONTROL, 0);
+	err = ohci_init(sc);
+	if (err) {
+		device_printf(dev, "USB init failed err=%d\n", err);
+		goto error;
+	}
+
+	err = device_probe_and_attach(sc->sc_bus.bdev);
+	if (err == 0)
+		return (0);
+
+error:
+	return (ENXIO);
+}
+
+static device_method_t ohci_ps3_methods[] = {
+	/* Device interface */
+	DEVMETHOD(device_probe, ohci_ps3_probe),
+	DEVMETHOD(device_attach, ohci_ps3_attach),
+
+	/* Bus interface */
+	DEVMETHOD(bus_print_child, bus_generic_print_child),
+
+	{0, 0}
+};
+
+static driver_t ohci_ps3_driver = {
+	"ohci",
+	ohci_ps3_methods,
+	sizeof(ohci_softc_t),
+};
+
+static devclass_t ohci_ps3_devclass;
+
+DRIVER_MODULE(ohci_ps3, ps3bus, ohci_ps3_driver, ohci_ps3_devclass, 0, 0);
+MODULE_DEPEND(ohci_ps3, usb, 1, 1, 1);
+