/*- * Copyright (c) 1998 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Lennart Augustsson (augustss@carlstedt.se) at * Carlstedt Research & Technology. * * 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. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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: src/sys/dev/usb/ohci_pci.c,v 1.38 2003/12/22 15:18:46 shiba Exp $ * $DragonFly: src/sys/bus/usb/ohci_pci.c,v 1.1 2003/12/30 01:01:44 dillon Exp $ */ /* * USB Open Host Controller driver. * * OHCI spec: http://www.intel.com/design/usb/ohci11d.pdf */ /* The low level controller code for OHCI has been split into * PCI probes and OHCI specific code. This was done to facilitate the * sharing of code between *BSD's */ #include "opt_bus.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define PCI_OHCI_VENDORID_ACERLABS 0x10b9 #define PCI_OHCI_VENDORID_AMD 0x1022 #define PCI_OHCI_VENDORID_APPLE 0x106b #define PCI_OHCI_VENDORID_CMDTECH 0x1095 #define PCI_OHCI_VENDORID_NEC 0x1033 #define PCI_OHCI_VENDORID_NVIDIA 0x12D2 #define PCI_OHCI_VENDORID_NVIDIA2 0x10DE #define PCI_OHCI_VENDORID_OPTI 0x1045 #define PCI_OHCI_VENDORID_SIS 0x1039 #define PCI_OHCI_DEVICEID_ALADDIN_V 0x523710b9 static const char *ohci_device_aladdin_v = "AcerLabs M5237 (Aladdin-V) USB controller"; #define PCI_OHCI_DEVICEID_AMD756 0x740c1022 static const char *ohci_device_amd756 = "AMD-756 USB Controller"; #define PCI_OHCI_DEVICEID_AMD766 0x74141022 static const char *ohci_device_amd766 = "AMD-766 USB Controller"; #define PCI_OHCI_DEVICEID_FIRELINK 0xc8611045 static const char *ohci_device_firelink = "OPTi 82C861 (FireLink) USB controller"; #define PCI_OHCI_DEVICEID_NEC 0x00351033 static const char *ohci_device_nec = "NEC uPD 9210 USB controller"; #define PCI_OHCI_DEVICEID_NFORCE3 0x00d710de static const char *ohci_device_nforce3 = "nVidia nForce3 USB Controller"; #define PCI_OHCI_DEVICEID_USB0670 0x06701095 static const char *ohci_device_usb0670 = "CMD Tech 670 (USB0670) USB controller"; #define PCI_OHCI_DEVICEID_USB0673 0x06731095 static const char *ohci_device_usb0673 = "CMD Tech 673 (USB0673) USB controller"; #define PCI_OHCI_DEVICEID_SIS5571 0x70011039 static const char *ohci_device_sis5571 = "SiS 5571 USB controller"; #define PCI_OHCI_DEVICEID_KEYLARGO 0x0019106b static const char *ohci_device_keylargo = "Apple KeyLargo USB controller"; static const char *ohci_device_generic = "OHCI (generic) USB controller"; #define PCI_OHCI_BASE_REG 0x10 static int ohci_pci_attach(device_t self); static int ohci_pci_detach(device_t self); static int ohci_pci_suspend(device_t self); static int ohci_pci_resume(device_t self); static int ohci_pci_suspend(device_t self) { ohci_softc_t *sc = device_get_softc(self); int err; err = bus_generic_suspend(self); if (err) return err; ohci_power(PWR_SUSPEND, sc); return 0; } static int ohci_pci_resume(device_t self) { ohci_softc_t *sc = device_get_softc(self); u_int32_t reg, int_line; if (pci_get_powerstate(self) != PCI_POWERSTATE_D0) { device_printf(self, "chip is in D%d mode " "-- setting to D0\n", pci_get_powerstate(self)); reg = pci_read_config(self, PCI_CBMEM, 4); int_line = pci_read_config(self, PCIR_INTLINE, 4); pci_set_powerstate(self, PCI_POWERSTATE_D0); pci_write_config(self, PCI_CBMEM, reg, 4); pci_write_config(self, PCIR_INTLINE, int_line, 4); } ohci_power(PWR_RESUME, sc); bus_generic_resume(self); return 0; } static const char * ohci_pci_match(device_t self) { u_int32_t device_id = pci_get_devid(self); switch (device_id) { case PCI_OHCI_DEVICEID_ALADDIN_V: return (ohci_device_aladdin_v); case PCI_OHCI_DEVICEID_AMD756: return (ohci_device_amd756); case PCI_OHCI_DEVICEID_AMD766: return (ohci_device_amd766); case PCI_OHCI_DEVICEID_USB0670: return (ohci_device_usb0670); case PCI_OHCI_DEVICEID_USB0673: return (ohci_device_usb0673); case PCI_OHCI_DEVICEID_FIRELINK: return (ohci_device_firelink); case PCI_OHCI_DEVICEID_NEC: return (ohci_device_nec); case PCI_OHCI_DEVICEID_NFORCE3: return (ohci_device_nforce3); case PCI_OHCI_DEVICEID_SIS5571: return (ohci_device_sis5571); case PCI_OHCI_DEVICEID_KEYLARGO: return (ohci_device_keylargo); default: if (pci_get_class(self) == PCIC_SERIALBUS && pci_get_subclass(self) == PCIS_SERIALBUS_USB && pci_get_progif(self) == PCI_INTERFACE_OHCI) { return (ohci_device_generic); } } return NULL; /* dunno */ } static int ohci_pci_probe(device_t self) { const char *desc = ohci_pci_match(self); if (desc) { device_set_desc(self, desc); return 0; } else { return ENXIO; } } static int ohci_pci_attach(device_t self) { ohci_softc_t *sc = device_get_softc(self); int err; int rid; /* XXX where does it say so in the spec? */ sc->sc_bus.usbrev = USBREV_1_0; pci_enable_busmaster(self); rid = PCI_CBMEM; sc->io_res = bus_alloc_resource(self, SYS_RES_MEMORY, &rid, 0, ~0, 1, RF_ACTIVE); if (!sc->io_res) { device_printf(self, "Could not map memory\n"); return ENXIO; } sc->iot = rman_get_bustag(sc->io_res); sc->ioh = rman_get_bushandle(sc->io_res); rid = 0; sc->irq_res = bus_alloc_resource(self, SYS_RES_IRQ, &rid, 0, ~0, 1, RF_SHAREABLE | RF_ACTIVE); if (sc->irq_res == NULL) { device_printf(self, "Could not allocate irq\n"); ohci_pci_detach(self); return ENXIO; } sc->sc_bus.bdev = device_add_child(self, "usb", -1); if (!sc->sc_bus.bdev) { device_printf(self, "Could not add USB device\n"); ohci_pci_detach(self); return ENOMEM; } device_set_ivars(sc->sc_bus.bdev, sc); /* ohci_pci_match will never return NULL if ohci_pci_probe succeeded */ device_set_desc(sc->sc_bus.bdev, ohci_pci_match(self)); switch (pci_get_vendor(self)) { case PCI_OHCI_VENDORID_ACERLABS: sprintf(sc->sc_vendor, "AcerLabs"); break; case PCI_OHCI_VENDORID_AMD: sprintf(sc->sc_vendor, "AMD"); break; case PCI_OHCI_VENDORID_APPLE: sprintf(sc->sc_vendor, "Apple"); break; case PCI_OHCI_VENDORID_CMDTECH: sprintf(sc->sc_vendor, "CMDTECH"); break; case PCI_OHCI_VENDORID_NEC: sprintf(sc->sc_vendor, "NEC"); break; case PCI_OHCI_VENDORID_NVIDIA: case PCI_OHCI_VENDORID_NVIDIA2: sprintf(sc->sc_vendor, "nVidia"); break; case PCI_OHCI_VENDORID_OPTI: sprintf(sc->sc_vendor, "OPTi"); break; case PCI_OHCI_VENDORID_SIS: sprintf(sc->sc_vendor, "SiS"); break; default: if (bootverbose) device_printf(self, "(New OHCI DeviceId=0x%08x)\n", pci_get_devid(self)); sprintf(sc->sc_vendor, "(0x%04x)", pci_get_vendor(self)); } err = bus_setup_intr(self, sc->irq_res, INTR_TYPE_BIO, (driver_intr_t *) ohci_intr, sc, &sc->ih); if (err) { device_printf(self, "Could not setup irq, %d\n", err); sc->ih = NULL; ohci_pci_detach(self); return ENXIO; } err = ohci_init(sc); if (!err) err = device_probe_and_attach(sc->sc_bus.bdev); if (err) { device_printf(self, "USB init failed\n"); ohci_pci_detach(self); return EIO; } return 0; } static int ohci_pci_detach(device_t self) { ohci_softc_t *sc = device_get_softc(self); /* * XXX this code is not yet fit to be used as detach for the OHCI * controller */ /* * disable interrupts that might have been switched on in ohci_init */ if (sc->iot && sc->ioh) bus_space_write_4(sc->iot, sc->ioh, OHCI_INTERRUPT_DISABLE, OHCI_ALL_INTRS); if (sc->irq_res && sc->ih) { int err = bus_teardown_intr(self, sc->irq_res, sc->ih); if (err) /* XXX or should we panic? */ device_printf(self, "Could not tear down irq, %d\n", err); sc->ih = NULL; } if (sc->sc_bus.bdev) { device_delete_child(self, sc->sc_bus.bdev); sc->sc_bus.bdev = NULL; } if (sc->irq_res) { bus_release_resource(self, SYS_RES_IRQ, 0, sc->irq_res); sc->irq_res = NULL; } if (sc->io_res) { bus_release_resource(self, SYS_RES_MEMORY, PCI_CBMEM, sc->io_res); sc->io_res = NULL; sc->iot = 0; sc->ioh = 0; } return 0; } static device_method_t ohci_methods[] = { /* Device interface */ DEVMETHOD(device_probe, ohci_pci_probe), DEVMETHOD(device_attach, ohci_pci_attach), DEVMETHOD(device_suspend, ohci_pci_suspend), DEVMETHOD(device_resume, ohci_pci_resume), 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(ohci_softc_t), }; static devclass_t ohci_devclass; DRIVER_MODULE(ohci, pci, ohci_driver, ohci_devclass, 0, 0); DRIVER_MODULE(ohci, cardbus, ohci_driver, ohci_devclass, 0, 0);