Date: Fri, 30 May 2014 13:42:12 +0000 (UTC) From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r266883 - head/sys/dev/usb/controller Message-ID: <201405301342.s4UDgCdc071021@svn.freebsd.org>
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Author: hselasky Date: Fri May 30 13:42:11 2014 New Revision: 266883 URL: http://svnweb.freebsd.org/changeset/base/266883 Log: Add ISP/SAF1761 bootloader bus interface file. Sponsored by: DARPA, AFRL Added: head/sys/dev/usb/controller/saf1761_otg_boot.c (contents, props changed) Added: head/sys/dev/usb/controller/saf1761_otg_boot.c ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/sys/dev/usb/controller/saf1761_otg_boot.c Fri May 30 13:42:11 2014 (r266883) @@ -0,0 +1,146 @@ +/* $FreeBSD$ */ +/*- + * Copyright (c) 2014 Hans Petter Selasky <hselasky@FreeBSD.org> + * All rights reserved. + * + * This software was developed by SRI International and the University of + * Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237) + * ("CTSRD"), as part of the DARPA CRASH research programme. + * + * 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 USB_GLOBAL_INCLUDE_FILE + +#include <dev/usb/controller/saf1761_otg.h> +#include <dev/usb/controller/saf1761_otg_reg.h> + +static device_probe_t saf1761_otg_fdt_probe; +static device_attach_t saf1761_otg_fdt_attach; +static device_detach_t saf1761_otg_fdt_detach; + +static device_method_t saf1761_otg_methods[] = { + /* Device interface */ + DEVMETHOD(device_probe, saf1761_otg_fdt_probe), + DEVMETHOD(device_attach, saf1761_otg_fdt_attach), + DEVMETHOD(device_detach, saf1761_otg_fdt_detach), + DEVMETHOD(device_suspend, bus_generic_suspend), + DEVMETHOD(device_resume, bus_generic_resume), + DEVMETHOD(device_shutdown, bus_generic_shutdown), + + DEVMETHOD_END +}; + +static driver_t saf1761_otg_driver = { + .name = "saf1761otg", + .methods = saf1761_otg_methods, + .size = sizeof(struct saf1761_otg_softc), +}; + +static devclass_t saf1761_otg_devclass; + +DRIVER_MODULE(saf1761otg, pci, saf1761_otg_driver, saf1761_otg_devclass, 0, 0); +MODULE_DEPEND(saf1761otg, usb, 1, 1, 1); + +static int +saf1761_otg_fdt_probe(device_t dev) +{ + if (device_get_unit(dev) != 0) + return (ENXIO); + + device_set_desc(dev, "ISP1761/SAF1761 DCI USB 2.0 Device Controller"); + + return (0); +} + +static int +saf1761_otg_fdt_attach(device_t dev) +{ + struct saf1761_otg_softc *sc = device_get_softc(dev); + int err; + + /* 32-bit data bus */ + sc->sc_hw_mode |= SOTG_HW_MODE_CTRL_DATA_BUS_WIDTH; + + /* initialise some bus fields */ + sc->sc_bus.parent = dev; + sc->sc_bus.devices = sc->sc_devices; + sc->sc_bus.devices_max = SOTG_MAX_DEVICES; + + /* get all DMA memory */ + if (usb_bus_mem_alloc_all(&sc->sc_bus, USB_GET_DMA_TAG(dev), NULL)) + return (ENOMEM); + + sc->sc_io_res = (void *)1; + sc->sc_io_tag = (void *)1; + sc->sc_io_hdl = (void *)USB_PCI_MEMORY_ADDRESS; + sc->sc_io_size = USB_PCI_MEMORY_SIZE; + + sc->sc_bus.bdev = device_add_child(dev, "usbus", -1); + if (sc->sc_bus.bdev == NULL) + goto error; + + device_set_ivars(sc->sc_bus.bdev, &sc->sc_bus); + device_set_interrupt(dev, &saf1761_otg_filter_interrupt, &saf1761_otg_interrupt, sc); + + err = saf1761_otg_init(sc); + if (err) { + device_printf(dev, "Init failed\n"); + goto error; + } + err = device_probe_and_attach(sc->sc_bus.bdev); + if (err) { + device_printf(dev, "USB probe and attach failed\n"); + goto error; + } + return (0); + +error: + saf1761_otg_fdt_detach(dev); + return (ENXIO); +} + +static int +saf1761_otg_fdt_detach(device_t dev) +{ + struct saf1761_otg_softc *sc = device_get_softc(dev); + device_t bdev; + + if (sc->sc_bus.bdev) { + bdev = sc->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_irq_res) { + /* + * Only call uninit() after init() + */ + saf1761_otg_uninit(sc); + } + usb_bus_mem_free_all(&sc->sc_bus, NULL); + + return (0); +}
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