---
freebsd/sys/arm/broadcom/bcm2835/bcm283x_dwc_fdt.c | 127 ++++++++++++
freebsd/sys/dev/usb/controller/dwc_otg_fdt.c | 228 +++++++++++++++++++++
freebsd/sys/dev/usb/controller/dwc_otg_fdt.h | 39 ++++
libbsd.py | 3 +
libbsd_waf.py | 4 +-
rtemsbsd/include/bsp/nexus-devices.h | 21 ++
6 files changed, 421 insertions(+), 1 deletion(-)
create mode 100644 freebsd/sys/arm/broadcom/bcm2835/bcm283x_dwc_fdt.c
create mode 100644 freebsd/sys/dev/usb/controller/dwc_otg_fdt.c
create mode 100644 freebsd/sys/dev/usb/controller/dwc_otg_fdt.h
diff --git a/freebsd/sys/arm/broadcom/bcm2835/bcm283x_dwc_fdt.c
b/freebsd/sys/arm/broadcom/bcm2835/bcm283x_dwc_fdt.c
new file mode 100644
index 0000000..4c148d4
--- /dev/null
+++ b/freebsd/sys/arm/broadcom/bcm2835/bcm283x_dwc_fdt.c
@@ -0,0 +1,127 @@
+#include <machine/rtems-bsd-kernel-space.h>
+
+/*
+ * Copyright 2015 Andrew Turner.
+ * 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 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 <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <rtems/bsd/sys/param.h>
+#include <sys/kernel.h>
+#include <sys/bus.h>
+#include <sys/callout.h>
+#include <sys/condvar.h>
+#include <sys/module.h>
+
+#ifndef __rtems__
+#include <dev/ofw/ofw_bus_subr.h>
+#endif
+
+#include <dev/usb/usb.h>
+#include <dev/usb/usbdi.h>
+
+#include <dev/usb/usb_busdma.h>
+#include <dev/usb/usb_process.h>
+
+#include <dev/usb/usb_controller.h>
+#include <dev/usb/usb_bus.h>
+
+#include <dev/usb/controller/dwc_otg.h>
+#include <dev/usb/controller/dwc_otg_fdt.h>
+
+#ifndef __rtems__
+#include <arm/broadcom/bcm2835/bcm2835_mbox_prop.h>
+#else
+#include <bsp/mailbox.h>
+#include <bsp/vc.h>
+#endif
+
+static device_probe_t bcm283x_dwc_otg_probe;
+static device_attach_t bcm283x_dwc_otg_attach;
+
+static int
+bcm283x_dwc_otg_probe(device_t dev)
+{
+
+ #ifndef __rtems__
+
+ if (!ofw_bus_status_okay(dev))
+ return (ENXIO);
+
+ if (!ofw_bus_is_compatible(dev, "broadcom,bcm2835-usb"))
+ return (ENXIO);
+ #endif
+ device_set_desc(dev, "DWC OTG 2.0 integrated USB controller (bcm283x)");
+
+ return (BUS_PROBE_VENDOR);
+}
+
+static int
+bcm283x_dwc_otg_attach(device_t dev)
+{
+ int err;
+
+ #ifndef __rtems__
+
+ err = bcm2835_mbox_set_power_state(BCM2835_MBOX_POWER_ID_USB_HCD, TRUE);
+ if (err)
+ device_printf(dev, "failed to set power state, err=%d\n", err);
+
+ #else
+
+ bcm2835_set_power_state_entries power_state_usb;
+ power_state_usb.dev_id = bcm2835_mailbox_power_udid_usb_hcd;
+ power_state_usb.state = BCM2835_MAILBOX_SET_POWER_STATE_REQ_ON;
+ err = bcm2835_mailbox_set_power_state(&power_state_usb);
+ if (err)
+ device_printf(dev, "failed to set power state, err=%d\n", err);
+
+ #endif
+
+ return (dwc_otg_attach(dev));
+}
+
+static device_method_t bcm283x_dwc_otg_methods[] = {
+ /* bus interface */
+ DEVMETHOD(device_probe, bcm283x_dwc_otg_probe),
+ DEVMETHOD(device_attach, bcm283x_dwc_otg_attach),
+
+ DEVMETHOD_END
+};
+
+static devclass_t bcm283x_dwc_otg_devclass;
+
+DEFINE_CLASS_1(bcm283x_dwcotg, bcm283x_dwc_otg_driver, bcm283x_dwc_otg_methods,
+ sizeof(struct dwc_otg_fdt_softc), dwc_otg_driver);
+#ifndef __rtems__
+DRIVER_MODULE(bcm283x_dwcotg, simplebus, bcm283x_dwc_otg_driver,
+ bcm283x_dwc_otg_devclass, 0, 0);
+#else
+DRIVER_MODULE(bcm283x_dwcotg, nexus, bcm283x_dwc_otg_driver,
+ bcm283x_dwc_otg_devclass, 0, 0);
+#endif
+MODULE_DEPEND(bcm283x_dwcotg, usb, 1, 1, 1);
diff --git a/freebsd/sys/dev/usb/controller/dwc_otg_fdt.c
b/freebsd/sys/dev/usb/controller/dwc_otg_fdt.c
new file mode 100644
index 0000000..b06fa0a
--- /dev/null
+++ b/freebsd/sys/dev/usb/controller/dwc_otg_fdt.c
@@ -0,0 +1,228 @@
+#include <machine/rtems-bsd-kernel-space.h>
+
+/*-
+ * Copyright (c) 2012 Hans Petter Selasky. 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 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 <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <rtems/bsd/sys/param.h>
+#include <sys/systm.h>
+#include <sys/bus.h>
+#include <sys/condvar.h>
+#include <sys/kernel.h>
+#include <rtems/bsd/sys/lock.h>
+#include <sys/malloc.h>
+#include <sys/module.h>
+#include <sys/mutex.h>
+#include <sys/rman.h>
+
+// #include <dev/ofw/openfirm.h>
+#ifndef __rtems__
+#include <dev/ofw/ofw_bus.h>
+#include <dev/ofw/ofw_bus_subr.h>
+#endif
+
+#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/dwc_otg.h>
+#include <dev/usb/controller/dwc_otg_fdt.h>
+
+static device_probe_t dwc_otg_probe;
+static device_detach_t dwc_otg_detach;
+
+static int
+dwc_otg_probe(device_t dev)
+{
+
+ #ifndef __rtems__
+ if (!ofw_bus_status_okay(dev))
+ return (ENXIO);
+
+ if (!ofw_bus_is_compatible(dev, "synopsys,designware-hs-otg2"))
+ return (ENXIO);
+ #endif
+
+ device_set_desc(dev, "DWC OTG 2.0 integrated USB controller");
+
+ return (BUS_PROBE_DEFAULT);
+}
+
+int
+dwc_otg_attach(device_t dev)
+{
+ struct dwc_otg_fdt_softc *sc = device_get_softc(dev);
+ char usb_mode[24];
+ int err;
+ int rid;
+
+ /* initialise some bus fields */
+ sc->sc_otg.sc_bus.parent = dev;
+ sc->sc_otg.sc_bus.devices = sc->sc_otg.sc_devices;
+ sc->sc_otg.sc_bus.devices_max = DWC_OTG_MAX_DEVICES;
+ sc->sc_otg.sc_bus.dma_bits = 32;
+
+#ifndef __rtems__
+ /* get USB mode, if any */
+ if (OF_getprop(ofw_bus_get_node(dev), "dr_mode",
+ &usb_mode, sizeof(usb_mode)) > 0) {
+
+ /* ensure proper zero termination */
+ usb_mode[sizeof(usb_mode) - 1] = 0;
+
+ if (strcasecmp(usb_mode, "host") == 0)
+ sc->sc_otg.sc_mode = DWC_MODE_HOST;
+ else if (strcasecmp(usb_mode, "peripheral") == 0)
+ sc->sc_otg.sc_mode = DWC_MODE_DEVICE;
+ else if (strcasecmp(usb_mode, "otg") != 0) {
+ device_printf(dev, "Invalid FDT dr_mode: %s\n",
+ usb_mode);
+ }
+ }
+#endif
+
+ /* get all DMA memory */
+ if (usb_bus_mem_alloc_all(&sc->sc_otg.sc_bus,
+ USB_GET_DMA_TAG(dev), NULL)) {
+ return (ENOMEM);
+ }
+ rid = 0;
+ sc->sc_otg.sc_io_res =
+ bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid, RF_ACTIVE);
+
+ if (!(sc->sc_otg.sc_io_res)) {
+ err = ENOMEM;
+ goto error;
+ }
+ sc->sc_otg.sc_io_tag = rman_get_bustag(sc->sc_otg.sc_io_res);
+ sc->sc_otg.sc_io_hdl = rman_get_bushandle(sc->sc_otg.sc_io_res);
+ sc->sc_otg.sc_io_size = rman_get_size(sc->sc_otg.sc_io_res);
+
+ rid = 0;
+ sc->sc_otg.sc_irq_res =
+ bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE);
+ if (sc->sc_otg.sc_irq_res == NULL)
+ goto error;
+
+ sc->sc_otg.sc_bus.bdev = device_add_child(dev, "usbus", -1);
+ if (sc->sc_otg.sc_bus.bdev == NULL)
+ goto error;
+
+ device_set_ivars(sc->sc_otg.sc_bus.bdev, &sc->sc_otg.sc_bus);
+
+ err = bus_setup_intr(dev, sc->sc_otg.sc_irq_res, INTR_TYPE_TTY |
INTR_MPSAFE,
+ &dwc_otg_filter_interrupt, &dwc_otg_interrupt, sc,
&sc->sc_otg.sc_intr_hdl);
+ if (err) {
+ sc->sc_otg.sc_intr_hdl = NULL;
+ goto error;
+ }
+ err = dwc_otg_init(&sc->sc_otg);
+ if (err == 0) {
+ err = device_probe_and_attach(sc->sc_otg.sc_bus.bdev);
+ }
+ if (err)
+ goto error;
+
+
+ return (0);
+
+error:
+ dwc_otg_detach(dev);
+ return (ENXIO);
+}
+
+static int
+dwc_otg_detach(device_t dev)
+{
+ struct dwc_otg_fdt_softc *sc = device_get_softc(dev);
+ device_t bdev;
+ int err;
+
+ if (sc->sc_otg.sc_bus.bdev) {
+ bdev = sc->sc_otg.sc_bus.bdev;
+ device_detach(bdev);
+ device_delete_child(dev, bdev);
+ }
+ /* during module unload there are lots of children leftover */
+ device_delete_children(dev);
+
+ if (sc->sc_otg.sc_irq_res && sc->sc_otg.sc_intr_hdl) {
+ /*
+ * only call dwc_otg_uninit() after dwc_otg_init()
+ */
+ dwc_otg_uninit(&sc->sc_otg);
+
+ err = bus_teardown_intr(dev, sc->sc_otg.sc_irq_res,
+ sc->sc_otg.sc_intr_hdl);
+ sc->sc_otg.sc_intr_hdl = NULL;
+ }
+ /* free IRQ channel, if any */
+ if (sc->sc_otg.sc_irq_res) {
+ bus_release_resource(dev, SYS_RES_IRQ, 0,
+ sc->sc_otg.sc_irq_res);
+ sc->sc_otg.sc_irq_res = NULL;
+ }
+ /* free memory resource, if any */
+ if (sc->sc_otg.sc_io_res) {
+ bus_release_resource(dev, SYS_RES_MEMORY, 0,
+ sc->sc_otg.sc_io_res);
+ sc->sc_otg.sc_io_res = NULL;
+ }
+ usb_bus_mem_free_all(&sc->sc_otg.sc_bus, NULL);
+
+ return (0);
+}
+
+static device_method_t dwc_otg_methods[] = {
+ /* Device interface */
+ DEVMETHOD(device_probe, dwc_otg_probe),
+ DEVMETHOD(device_attach, dwc_otg_attach),
+ DEVMETHOD(device_detach, dwc_otg_detach),
+ DEVMETHOD(device_suspend, bus_generic_suspend),
+ DEVMETHOD(device_resume, bus_generic_resume),
+ DEVMETHOD(device_shutdown, bus_generic_shutdown),
+
+ DEVMETHOD_END
+};
+
+driver_t dwc_otg_driver = {
+ .name = "dwcotg",
+ .methods = dwc_otg_methods,
+ .size = sizeof(struct dwc_otg_fdt_softc),
+};
+
+static devclass_t dwc_otg_devclass;
+
+DRIVER_MODULE(dwcotg, simplebus, dwc_otg_driver, dwc_otg_devclass, 0, 0);
+MODULE_DEPEND(dwcotg, usb, 1, 1, 1);
diff --git a/freebsd/sys/dev/usb/controller/dwc_otg_fdt.h
b/freebsd/sys/dev/usb/controller/dwc_otg_fdt.h
new file mode 100644
index 0000000..9e01118
--- /dev/null
+++ b/freebsd/sys/dev/usb/controller/dwc_otg_fdt.h
@@ -0,0 +1,39 @@
+/*-
+ * Copyright (c) 2012 Hans Petter Selasky. 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 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.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _DWC_OTG_FDT_H_
+#define _DWC_OTG_FDT_H_
+
+struct dwc_otg_fdt_softc {
+ struct dwc_otg_softc sc_otg; /* must be first */
+};
+
+extern driver_t dwc_otg_driver;
+
+device_attach_t dwc_otg_attach;
+
+#endif
diff --git a/libbsd.py b/libbsd.py
index d2659c4..d65213d 100755
--- a/libbsd.py
+++ b/libbsd.py
@@ -425,6 +425,7 @@ def dev_usb(mm):
'sys/dev/usb/usb_request.c',
'sys/dev/usb/usb_transfer.c',
'sys/dev/usb/usb_util.c',
+ 'sys/arm/broadcom/bcm2835/bcm283x_dwc_fdt.c',
],
mm.generator['source']()
)
@@ -477,6 +478,7 @@ def dev_usb_controller(mm):
mod.addDependency(mm['dev_usb'])
mod.addKernelSpaceHeaderFiles(
[
+ 'sys/dev/usb/controller/dwc_otg_fdt.h',
'sys/dev/usb/controller/ohci.h',
'sys/dev/usb/controller/ohcireg.h',
'sys/dev/usb/controller/ehci.h',
@@ -492,6 +494,7 @@ def dev_usb_controller(mm):
'sys/dev/usb/controller/ohci.c',
'sys/dev/usb/controller/ehci.c',
'sys/dev/usb/controller/usb_controller.c',
+ 'sys/dev/usb/controller/dwc_otg_fdt.c',
'sys/dev/usb/controller/dwc_otg.c',
],
mm.generator['source']()
diff --git a/libbsd_waf.py b/libbsd_waf.py
index 918437f..70167d9 100644
--- a/libbsd_waf.py
+++ b/libbsd_waf.py
@@ -672,7 +672,8 @@ def build(bld):
source = objs06_source)
libbsd_use += ["objs06"]
- source = ['freebsd/sys/arm/xilinx/zy7_slcr.c',
+ source = ['freebsd/sys/arm/broadcom/bcm2835/bcm283x_dwc_fdt.c',
+ 'freebsd/sys/arm/xilinx/zy7_slcr.c',
'freebsd/sys/cam/cam.c',
'freebsd/sys/cam/scsi/scsi_all.c',
'freebsd/sys/contrib/altq/altq/altq_cbq.c',
@@ -759,6 +760,7 @@ def build(bld):
'freebsd/sys/dev/smc/if_smc.c',
'freebsd/sys/dev/tsec/if_tsec.c',
'freebsd/sys/dev/usb/controller/dwc_otg.c',
+ 'freebsd/sys/dev/usb/controller/dwc_otg_fdt.c',
'freebsd/sys/dev/usb/controller/ehci.c',
'freebsd/sys/dev/usb/controller/ohci.c',
'freebsd/sys/dev/usb/controller/usb_controller.c',
diff --git a/rtemsbsd/include/bsp/nexus-devices.h
b/rtemsbsd/include/bsp/nexus-devices.h
index 3ca21f0..67be411 100644
--- a/rtemsbsd/include/bsp/nexus-devices.h
+++ b/rtemsbsd/include/bsp/nexus-devices.h
@@ -134,6 +134,27 @@ SYSINIT_REFERENCE(usb_quirk_init);
SYSINIT_DRIVER_REFERENCE(uhub, usbus);
SYSINIT_DRIVER_REFERENCE(umass, uhub);
+
+#elif defined(LIBBSP_ARM_RASPBERRYPI_BSP_H)
+
+#include <bsp/irq.h>
+
+static const rtems_bsd_device_resource bcm283x_dwcotg_res[] = {
+ {
+ .type = RTEMS_BSD_RES_MEMORY,
+ .start_request = 0,
+ .start_actual = 0x20980000
+ }, {
+ .type = RTEMS_BSD_RES_IRQ,
+ .start_request = 0,
+ .start_actual = 17
+ }
+};
+
+RTEMS_BSD_DEFINE_NEXUS_DEVICE(bcm283x_dwcotg, 0,
RTEMS_ARRAY_SIZE(bcm283x_dwcotg_res),
+ &bcm283x_dwcotg_res[0]);
+SYSINIT_DRIVER_REFERENCE(bcm283x_dwcotg, nexus);
+
#elif defined(LIBBSP_I386_PC386_BSP_H)
RTEMS_BSD_DEFINE_NEXUS_DEVICE(legacy, 0, 0, NULL);
--
1.9.1
_______________________________________________
devel mailing list
devel@rtems.org
http://lists.rtems.org/mailman/listinfo/devel
