Date: Sat, 21 Feb 2009 03:36:44 +0000 (UTC) From: Oleksandr Tymoshenko <gonzo@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r188884 - projects/mips/sys/mips/atheros Message-ID: <200902210336.n1L3aihd047195@svn.freebsd.org>
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Author: gonzo Date: Sat Feb 21 03:36:43 2009 New Revision: 188884 URL: http://svn.freebsd.org/changeset/base/188884 Log: - Add integrated OHCI controller driver, just a wrapper around generic ohci driver Added: projects/mips/sys/mips/atheros/ar71xx_ohci.c Modified: projects/mips/sys/mips/atheros/files.ar71xx Added: projects/mips/sys/mips/atheros/ar71xx_ohci.c ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ projects/mips/sys/mips/atheros/ar71xx_ohci.c Sat Feb 21 03:36:43 2009 (r188884) @@ -0,0 +1,205 @@ +/*- + * Copyright (c) 2009, Oleksandr Tymoshenko <gonzo@FreeBSD.org> + * 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 unmodified, 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 <sys/param.h> +#include <sys/systm.h> +#include <sys/kernel.h> +#include <sys/lock.h> +#include <sys/module.h> +#include <sys/mutex.h> +#include <sys/bus.h> +#include <sys/queue.h> +#include <machine/bus.h> +#include <sys/rman.h> +#include <machine/resource.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/ohcireg.h> +#include <dev/usb/ohcivar.h> + +static int ar71xx_ohci_attach(device_t dev); +static int ar71xx_ohci_detach(device_t dev); +static int ar71xx_ohci_probe(device_t dev); + +struct ar71xx_ohci_softc +{ + struct ohci_softc sc_ohci; +}; + +static int +ar71xx_ohci_probe(device_t dev) +{ + device_set_desc(dev, "AR71XX integrated OHCI controller"); + return (BUS_PROBE_DEFAULT); +} + +static int +ar71xx_ohci_attach(device_t dev) +{ + struct ar71xx_ohci_softc *sc = device_get_softc(dev); + int err; + int rid; + + rid = 0; + sc->sc_ohci.io_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid, + RF_ACTIVE); + if (sc->sc_ohci.io_res == NULL) { + err = ENOMEM; + goto error; + } + sc->sc_ohci.iot = rman_get_bustag(sc->sc_ohci.io_res); + sc->sc_ohci.ioh = rman_get_bushandle(sc->sc_ohci.io_res); + + rid = 0; + sc->sc_ohci.irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, + RF_ACTIVE); + if (sc->sc_ohci.irq_res == NULL) { + err = ENOMEM; + goto error; + } + sc->sc_ohci.sc_bus.bdev = device_add_child(dev, "usb", -1); + if (sc->sc_ohci.sc_bus.bdev == NULL) { + err = ENOMEM; + goto error; + } + device_set_ivars(sc->sc_ohci.sc_bus.bdev, &sc->sc_ohci.sc_bus); + + /* Allocate a parent dma tag for DMA maps */ + err = bus_dma_tag_create(bus_get_dma_tag(dev), 1, 0, + BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL, + BUS_SPACE_MAXSIZE_32BIT, USB_DMA_NSEG, BUS_SPACE_MAXSIZE_32BIT, 0, + NULL, NULL, &sc->sc_ohci.sc_bus.parent_dmatag); + if (err) { + device_printf(dev, "Could not allocate parent DMA tag (%d)\n", + err); + err = ENXIO; + goto error; + } + + /* Allocate a dma tag for transfer buffers */ + err = bus_dma_tag_create(sc->sc_ohci.sc_bus.parent_dmatag, 1, 0, + BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL, + BUS_SPACE_MAXSIZE_32BIT, USB_DMA_NSEG, BUS_SPACE_MAXSIZE_32BIT, 0, + busdma_lock_mutex, &Giant, &sc->sc_ohci.sc_bus.buffer_dmatag); + if (err) { + device_printf(dev, "Could not allocate transfer tag (%d)\n", + err); + err = ENXIO; + goto error; + } + + err = bus_setup_intr(dev, sc->sc_ohci.irq_res, INTR_TYPE_BIO, NULL, + ohci_intr, sc, &sc->sc_ohci.ih); + if (err) { + err = ENXIO; + goto error; + } + strlcpy(sc->sc_ohci.sc_vendor, "Atheros", + sizeof(sc->sc_ohci.sc_vendor)); + + bus_space_write_4(sc->sc_ohci.iot, sc->sc_ohci.ioh, OHCI_CONTROL, 0); + + err = ohci_init(&sc->sc_ohci); + if (!err) { + sc->sc_ohci.sc_flags |= OHCI_SCFLG_DONEINIT; + err = device_probe_and_attach(sc->sc_ohci.sc_bus.bdev); + } + +error: + if (err) { + ar71xx_ohci_detach(dev); + return (err); + } + return (err); +} + +static int +ar71xx_ohci_detach(device_t dev) +{ + struct ar71xx_ohci_softc *sc = device_get_softc(dev); + + if (sc->sc_ohci.sc_flags & OHCI_SCFLG_DONEINIT) { + ohci_detach(&sc->sc_ohci, 0); + sc->sc_ohci.sc_flags &= ~OHCI_SCFLG_DONEINIT; + } + + if (sc->sc_ohci.ih) { + bus_teardown_intr(dev, sc->sc_ohci.irq_res, sc->sc_ohci.ih); + sc->sc_ohci.ih = NULL; + } + + if (sc->sc_ohci.sc_bus.parent_dmatag != NULL) + bus_dma_tag_destroy(sc->sc_ohci.sc_bus.parent_dmatag); + if (sc->sc_ohci.sc_bus.buffer_dmatag != NULL) + bus_dma_tag_destroy(sc->sc_ohci.sc_bus.buffer_dmatag); + + if (sc->sc_ohci.sc_bus.bdev) { + device_delete_child(dev, sc->sc_ohci.sc_bus.bdev); + sc->sc_ohci.sc_bus.bdev = NULL; + } + if (sc->sc_ohci.irq_res) { + bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_ohci.irq_res); + sc->sc_ohci.irq_res = NULL; + } + if (sc->sc_ohci.io_res) { + bus_release_resource(dev, SYS_RES_MEMORY, 0, sc->sc_ohci.io_res); + sc->sc_ohci.io_res = NULL; + sc->sc_ohci.iot = 0; + sc->sc_ohci.ioh = 0; + } + return (0); +} + +static device_method_t ohci_methods[] = { + /* Device interface */ + DEVMETHOD(device_probe, ar71xx_ohci_probe), + DEVMETHOD(device_attach, ar71xx_ohci_attach), + DEVMETHOD(device_detach, ar71xx_ohci_detach), + DEVMETHOD(device_shutdown, bus_generic_shutdown), + + /* Bus interface */ + DEVMETHOD(bus_print_child, bus_generic_print_child), + + {0, 0} +}; + +static driver_t ohci_driver = { + "ohci", + ohci_methods, + sizeof(struct ar71xx_ohci_softc), +}; + +static devclass_t ohci_devclass; + +DRIVER_MODULE(ohci, apb, ohci_driver, ohci_devclass, 0, 0); Modified: projects/mips/sys/mips/atheros/files.ar71xx ============================================================================== --- projects/mips/sys/mips/atheros/files.ar71xx Sat Feb 21 03:14:44 2009 (r188883) +++ projects/mips/sys/mips/atheros/files.ar71xx Sat Feb 21 03:36:43 2009 (r188884) @@ -2,6 +2,7 @@ mips/atheros/apb.c standard mips/atheros/ar71xx_machdep.c standard +mips/atheros/ar71xx_ohci.c optional ohci mips/atheros/ar71xx_pci.c optional pci mips/atheros/if_arge.c optional arge mips/atheros/uart_bus_ar71xx.c optional uart
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