219 lines
7.0 KiB
C
219 lines
7.0 KiB
C
/* $FreeBSD$ */
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/*
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Lennart Augustsson (augustss@carlstedt.se) at
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* Carlstedt Research & Technology.
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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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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/*
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* USB Open Host Controller driver.
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*
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* OHCI spec: http://www.intel.com/design/usb/ohci11d.pdf
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* USB spec: http://www.teleport.com/cgi-bin/mailmerge.cgi/~usb/cgiform.tpl
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/module.h>
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#include <sys/bus.h>
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#include <sys/device.h>
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#include <sys/proc.h>
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#include <sys/queue.h>
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#include <pci/pcivar.h>
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#include <pci/pcireg.h>
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#define PCI_CLASS_SERIALBUS 0x0c000000
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#define PCI_SUBCLASS_COMMUNICATIONS_SERIAL 0x00000000
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#define PCI_SUBCLASS_SERIALBUS_FIREWIRE 0x00000000
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#define PCI_SUBCLASS_SERIALBUS_ACCESS 0x00010000
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#define PCI_SUBCLASS_SERIALBUS_SSA 0x00020000
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#define PCI_SUBCLASS_SERIALBUS_USB 0x00030000
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#define PCI_SUBCLASS_SERIALBUS_FIBER 0x00040000
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#define PCI_INTERFACE(d) (((d) >> 8) & 0xff)
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#define PCI_SUBCLASS(d) ((d) & PCI_SUBCLASS_MASK)
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#define PCI_CLASS(d) ((d) & PCI_CLASS_MASK)
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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/ohcireg.h>
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#include <dev/usb/ohcivar.h>
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#define PCI_OHCI_VENDORID_ALI 0x10b9
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#define PCI_OHCI_VENDORID_CMDTECH 0x1095
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#define PCI_OHCI_VENDORID_COMPAQ 0x0e11
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#define PCI_OHCI_VENDORID_NEC 0x1033
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#define PCI_OHCI_VENDORID_OPTI 0x1045
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#define PCI_OHCI_VENDORID_SIS 0x1039
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#define PCI_OHCI_DEVICEID_ALADDIN_V 0x523710b9
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static const char *ohci_device_aladdin_v = "AcerLabs M5237 (Aladdin-V) USB Host Controller";
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#define PCI_OHCI_DEVICEID_FIRELINK 0xc8611045
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static const char *ohci_device_firelink = "OPTi 82C861 (FireLink) USB Host Controller";
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#define PCI_OHCI_DEVICEID_NEC 0x00351033
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static const char *ohci_device_nec = "NEC uPD 9210 USB Host Controller";
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#define PCI_OHCI_DEVICEID_USB0670 0x06701095
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static const char *ohci_device_usb0670 = "CMD Tech 670 (USB0670) USB Host Controller";
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#define PCI_OHCI_DEVICEID_USB0673 0x06731095
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static const char *ohci_device_usb0673 = "CMD Tech 673 (USB0673) USB Host Controller";
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static const char *ohci_device_generic = "OHCI (generic) USB Host Controller";
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static const char *ohci_pci_probe __P((pcici_t, pcidi_t));
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static void ohci_pci_attach __P((pcici_t, int));
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static u_long ohci_count = 0;
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static struct pci_device ohci_pci_device = {
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"ohci",
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ohci_pci_probe,
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ohci_pci_attach,
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&ohci_count,
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NULL
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};
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DATA_SET(pcidevice_set, ohci_pci_device);
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static const char *
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ohci_pci_probe(pcici_t config_id, pcidi_t device_id)
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{
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u_int32_t class;
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switch(device_id) {
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case PCI_OHCI_DEVICEID_ALADDIN_V:
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return (ohci_device_aladdin_v);
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case PCI_OHCI_DEVICEID_USB0670:
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return (ohci_device_usb0670);
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case PCI_OHCI_DEVICEID_USB0673:
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return (ohci_device_usb0673);
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case PCI_OHCI_DEVICEID_FIRELINK:
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return (ohci_device_firelink);
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case PCI_OHCI_DEVICEID_NEC:
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return (ohci_device_nec);
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default:
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class = pci_conf_read(config_id, PCI_CLASS_REG);
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if ( (PCI_CLASS(class) == PCI_CLASS_SERIALBUS)
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&& (PCI_SUBCLASS(class) == PCI_SUBCLASS_SERIALBUS_USB)
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&& (PCI_INTERFACE(class) == PCI_INTERFACE_OHCI)) {
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return(ohci_device_generic);
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}
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}
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return NULL; /* dunno */
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}
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static void
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ohci_pci_attach(pcici_t config_id, int unit)
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{
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vm_offset_t pbase;
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device_t usbus;
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ohci_softc_t *sc;
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usbd_status err;
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int id;
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sc = malloc(sizeof(ohci_softc_t), M_DEVBUF, M_NOWAIT);
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/* Do not free it below, intr might use the sc */
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if ( sc == NULL ) {
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printf("ohci%d: could not allocate memory", unit);
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return;
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}
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memset(sc, 0, sizeof(ohci_softc_t));
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if(!pci_map_mem(config_id, PCI_CBMEM,
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(vm_offset_t *)&sc->sc_iobase, &pbase)) {
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printf("ohci%d: could not map memory\n", unit);
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return;
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}
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if ( !pci_map_int(config_id, (pci_inthand_t *)ohci_intr,
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(void *) sc, &bio_imask)) {
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printf("ohci%d: could not map irq\n", unit);
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return;
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}
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usbus = device_add_child(root_bus, "usb", -1, sc);
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if (!usbus) {
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printf("ohci%d: could not add USB device to root bus\n", unit);
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return;
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}
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id = pci_conf_read(config_id, PCI_ID_REG);
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switch(id) {
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case PCI_OHCI_DEVICEID_ALADDIN_V:
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device_set_desc(usbus, ohci_device_aladdin_v);
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sprintf(sc->sc_vendor, "AcerLabs");
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break;
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case PCI_OHCI_DEVICEID_FIRELINK:
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device_set_desc(usbus, ohci_device_firelink);
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sprintf(sc->sc_vendor, "OPTi");
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break;
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case PCI_OHCI_DEVICEID_NEC:
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device_set_desc(usbus, ohci_device_nec);
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sprintf(sc->sc_vendor, "NEC");
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break;
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case PCI_OHCI_DEVICEID_USB0670:
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device_set_desc(usbus, ohci_device_usb0670);
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sprintf(sc->sc_vendor, "CMDTECH");
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break;
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case PCI_OHCI_DEVICEID_USB0673:
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device_set_desc(usbus, ohci_device_usb0673);
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sprintf(sc->sc_vendor, "CMDTECH");
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break;
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default:
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if (bootverbose)
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printf("(New OHCI DeviceId=0x%08x)\n", id);
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device_set_desc(usbus, ohci_device_generic);
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sprintf(sc->sc_vendor, "(unknown)");
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}
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sc->sc_bus.bdev = usbus;
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err = ohci_init(sc);
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if (err != USBD_NORMAL_COMPLETION) {
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printf("ohci%d: init failed, error=%d\n", unit, err);
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device_delete_child(root_bus, usbus);
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}
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return;
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}
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