Index: head/sys/dev/usb/controller/ehci_msm.c
===================================================================
--- head/sys/dev/usb/controller/ehci_msm.c (nonexistent)
+++ head/sys/dev/usb/controller/ehci_msm.c (revision 328402)
@@ -0,0 +1,231 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
+ * Copyright (c) 2018 Ruslan Bukin
+ * All rights reserved.
+ *
+ * This software was developed by BAE Systems, the University of Cambridge
+ * Computer Laboratory, and Memorial University under DARPA/AFRL contract
+ * FA8650-15-C-7558 ("CADETS"), as part of the DARPA Transparent Computing
+ * (TC) research program.
+ *
+ * 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 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.
+ */
+
+#include
+__FBSDID("$FreeBSD$");
+
+#include "opt_bus.h"
+
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+
+#include
+#include
+
+#include
+#include
+
+#include
+#include
+#include
+#include
+
+#include
+#include
+#include
+#include
+
+struct ehci_msm_softc {
+ ehci_softc_t base;
+ struct resource *res[3];
+};
+
+static struct resource_spec ehci_msm_spec[] = {
+ { SYS_RES_MEMORY, 0, RF_ACTIVE },
+ { SYS_RES_MEMORY, 1, RF_ACTIVE },
+ { SYS_RES_IRQ, 0, RF_ACTIVE },
+ { -1, 0 }
+};
+
+#define EHCI_HC_DEVSTR "Qualcomm USB 2.0 controller"
+
+static device_attach_t ehci_msm_attach;
+static device_detach_t ehci_msm_detach;
+
+static int
+ehci_msm_probe(device_t dev)
+{
+
+ if (!ofw_bus_is_compatible(dev, "qcom,ci-hdrc"))
+ return (ENXIO);
+
+ device_set_desc(dev, EHCI_HC_DEVSTR);
+
+ return (BUS_PROBE_DEFAULT);
+}
+
+static int
+ehci_msm_attach(device_t dev)
+{
+ struct ehci_msm_softc *esc;
+ bus_space_handle_t bsh;
+ ehci_softc_t *sc;
+ int err;
+
+ esc = device_get_softc(dev);
+ sc = &esc->base;
+ sc->sc_bus.parent = dev;
+ sc->sc_bus.devices = sc->sc_devices;
+ sc->sc_bus.devices_max = EHCI_MAX_DEVICES;
+ sc->sc_bus.dma_bits = 32;
+
+ if (bus_alloc_resources(dev, ehci_msm_spec, esc->res)) {
+ device_printf(dev, "could not allocate resources\n");
+ return (ENXIO);
+ }
+
+ sc->sc_io_tag = rman_get_bustag(esc->res[0]);
+
+ /* Get all DMA memory */
+ if (usb_bus_mem_alloc_all(&sc->sc_bus,
+ USB_GET_DMA_TAG(dev), &ehci_iterate_hw_softc)) {
+ return (ENOMEM);
+ }
+
+ /* EHCI registers */
+ sc->sc_io_tag = rman_get_bustag(esc->res[0]);
+ bsh = rman_get_bushandle(esc->res[0]);
+ sc->sc_io_size = rman_get_size(esc->res[0]);
+
+ if (bus_space_subregion(sc->sc_io_tag, bsh, 0x100,
+ sc->sc_io_size, &sc->sc_io_hdl) != 0)
+ panic("%s: unable to subregion USB host registers",
+ device_get_name(dev));
+
+ sc->sc_bus.bdev = device_add_child(dev, "usbus", -1);
+ if (!sc->sc_bus.bdev) {
+ device_printf(dev, "Could not add USB device\n");
+ goto error;
+ }
+ device_set_ivars(sc->sc_bus.bdev, &sc->sc_bus);
+ device_set_desc(sc->sc_bus.bdev, EHCI_HC_DEVSTR);
+
+ sprintf(sc->sc_vendor, "Qualcomm");
+
+ err = bus_setup_intr(dev, esc->res[2], INTR_TYPE_BIO | INTR_MPSAFE,
+ NULL, (driver_intr_t *)ehci_interrupt, sc, &sc->sc_intr_hdl);
+ if (err) {
+ device_printf(dev, "Could not setup irq, %d\n", err);
+ sc->sc_intr_hdl = NULL;
+ goto error;
+ }
+
+ sc->sc_flags |= EHCI_SCFLG_DONTRESET | EHCI_SCFLG_NORESTERM;
+
+ err = ehci_init(sc);
+ if (!err) {
+ sc->sc_flags |= EHCI_SCFLG_DONEINIT;
+ err = device_probe_and_attach(sc->sc_bus.bdev);
+ }
+
+ if (err) {
+ device_printf(dev, "USB init failed err=%d\n", err);
+ goto error;
+ }
+ return (0);
+
+error:
+ ehci_msm_detach(dev);
+ return (ENXIO);
+}
+
+static int
+ehci_msm_detach(device_t dev)
+{
+ ehci_softc_t *sc;
+ device_t bdev;
+ int err;
+
+ sc = device_get_softc(dev);
+
+ if (sc->sc_bus.bdev) {
+ bdev = sc->sc_bus.bdev;
+ device_detach(bdev);
+ device_delete_child(dev, bdev);
+ }
+
+ device_delete_children(dev);
+
+ if (sc->sc_irq_res && sc->sc_intr_hdl) {
+ /* only call ehci_detach() after ehci_init() */
+ ehci_detach(sc);
+
+ err = bus_teardown_intr(dev, sc->sc_irq_res, sc->sc_intr_hdl);
+ if (err)
+ device_printf(dev, "Could not tear down irq, %d\n",
+ err);
+ sc->sc_intr_hdl = NULL;
+ }
+
+ if (sc->sc_irq_res) {
+ bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_irq_res);
+ sc->sc_irq_res = NULL;
+ }
+ if (sc->sc_io_res) {
+ bus_release_resource(dev, SYS_RES_MEMORY, 0,
+ sc->sc_io_res);
+ sc->sc_io_res = NULL;
+ }
+
+ usb_bus_mem_free_all(&sc->sc_bus, &ehci_iterate_hw_softc);
+
+ return (0);
+}
+
+
+static device_method_t ehci_methods[] = {
+ /* Device interface */
+ DEVMETHOD(device_probe, ehci_msm_probe),
+ DEVMETHOD(device_attach, ehci_msm_attach),
+ DEVMETHOD(device_detach, ehci_msm_detach),
+ DEVMETHOD(device_suspend, bus_generic_suspend),
+ DEVMETHOD(device_resume, bus_generic_resume),
+ DEVMETHOD(device_shutdown, bus_generic_shutdown),
+ DEVMETHOD_END
+};
+
+static driver_t ehci_driver = {
+ .name = "ehci",
+ .methods = ehci_methods,
+ .size = sizeof(ehci_softc_t),
+};
+
+static devclass_t ehci_devclass;
+
+DRIVER_MODULE(ehci_msm, simplebus, ehci_driver, ehci_devclass, 0, 0);
+MODULE_DEPEND(ehci_msm, usb, 1, 1, 1);
Property changes on: head/sys/dev/usb/controller/ehci_msm.c
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