4e8e66439e
- API / infrastructure changes to support memory management changes.
- Memory management improvements and bug fixes.
- HCDs should now be MP safe
- conversion to KERNHIST based debug
- FS/LS isoc support on ehci(4).
- conversion to kmem(9)
- Some USB 3 support - mostly from Takahiro HAYASHI (t-hash).
- interrupt transfers now get proper DMA operations
- general bug fixes
- kern/48308
- uhub status notification improvements
- umass(4) probe fix (applied to HEAD already)
- ohci(4) short transfer fix
136 lines
3.8 KiB
C
136 lines
3.8 KiB
C
/* $NetBSD: ingenic_ohci.c,v 1.4 2016/04/23 10:15:30 skrll Exp $ */
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/*-
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* Copyright (c) 2015 Michael Lorenz
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: ingenic_ohci.c,v 1.4 2016/04/23 10:15:30 skrll Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/device.h>
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#include <sys/mutex.h>
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#include <sys/bus.h>
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#include <sys/workqueue.h>
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#include <mips/ingenic/ingenic_var.h>
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#include <mips/ingenic/ingenic_regs.h>
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#include <dev/usb/usb.h>
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#include <dev/usb/usbdi.h>
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#include <dev/usb/usbdivar.h>
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#include <dev/usb/usb_mem.h>
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#include <dev/usb/usbdevs.h>
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#include <dev/usb/ohcireg.h>
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#include <dev/usb/ohcivar.h>
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#include "opt_ingenic.h"
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static int ingenic_ohci_match(device_t, struct cfdata *, void *);
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static void ingenic_ohci_attach(device_t, device_t, void *);
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CFATTACH_DECL_NEW(ingenic_ohci, sizeof(struct ohci_softc),
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ingenic_ohci_match, ingenic_ohci_attach, NULL, NULL);
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device_t ingenic_ohci = NULL;
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/* ARGSUSED */
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static int
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ingenic_ohci_match(device_t parent, struct cfdata *match, void *aux)
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{
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struct apbus_attach_args *aa = aux;
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if (strcmp(aa->aa_name, "ohci") != 0)
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return 0;
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return 1;
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}
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/* ARGSUSED */
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static void
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ingenic_ohci_attach(device_t parent, device_t self, void *aux)
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{
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struct ohci_softc *sc = device_private(self);
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struct apbus_attach_args *aa = aux;
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void *ih;
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int error;
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sc->sc_dev = self;
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sc->iot = aa->aa_bst;
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sc->sc_bus.ub_dmatag = aa->aa_dmat;
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sc->sc_bus.ub_hcpriv = sc;
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sc->sc_size = 0x1000;
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if (aa->aa_addr == 0)
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aa->aa_addr = JZ_OHCI_BASE;
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error = bus_space_map(aa->aa_bst, aa->aa_addr, 0x1000, 0, &sc->ioh);
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if (error) {
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aprint_error_dev(self,
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"can't map registers for %s: %d\n", aa->aa_name, error);
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return;
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}
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aprint_naive(": OHCI USB controller\n");
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aprint_normal(": OHCI USB controller\n");
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/* Disable OHCI interrupts */
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bus_space_write_4(sc->iot, sc->ioh, OHCI_INTERRUPT_DISABLE,
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OHCI_ALL_INTRS);
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ih = evbmips_intr_establish(aa->aa_irq, ohci_intr, sc);
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if (ih == NULL) {
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aprint_error_dev(self, "failed to establish interrupt %d\n",
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aa->aa_irq);
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goto fail;
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}
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sc->sc_endian = OHCI_LITTLE_ENDIAN;
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sc->sc_id_vendor = USB_VENDOR_INGENIC;
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strlcpy(sc->sc_vendor, "Ingenic", sizeof(sc->sc_vendor));
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error = ohci_init(sc);
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if (error) {
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aprint_error_dev(self, "init failed, error=%d\n", error);
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goto fail;
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}
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/* Attach USB device */
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sc->sc_child = config_found(self, &sc->sc_bus, usbctlprint);
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ingenic_ohci = self;
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return;
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fail:
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if (ih) {
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evbmips_intr_disestablish(ih);
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}
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bus_space_unmap(sc->iot, sc->ioh, 0x1000);
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}
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