diff options
Diffstat (limited to 'sys/pci/ohci_pci.c')
| -rw-r--r-- | sys/pci/ohci_pci.c | 231 |
1 files changed, 231 insertions, 0 deletions
diff --git a/sys/pci/ohci_pci.c b/sys/pci/ohci_pci.c new file mode 100644 index 0000000..75e0aa5 --- /dev/null +++ b/sys/pci/ohci_pci.c @@ -0,0 +1,231 @@ +/* $FreeBSD$ */ + +/* + * 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. + */ + +/* + * USB Open Host Controller driver. + * + * OHCI spec: http://www.intel.com/design/usb/ohci11d.pdf + * USB spec: http://www.teleport.com/cgi-bin/mailmerge.cgi/~usb/cgiform.tpl + */ + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/kernel.h> +#include <sys/module.h> +#include <sys/bus.h> +#include <sys/device.h> +#include <sys/proc.h> +#include <sys/queue.h> + +#include <pci/pcivar.h> +#include <pci/pcireg.h> + +#define PCI_CLASS_SERIALBUS 0x0c000000 +#define PCI_SUBCLASS_COMMUNICATIONS_SERIAL 0x00000000 +#define PCI_SUBCLASS_SERIALBUS_FIREWIRE 0x00000000 +#define PCI_SUBCLASS_SERIALBUS_ACCESS 0x00010000 +#define PCI_SUBCLASS_SERIALBUS_SSA 0x00020000 +#define PCI_SUBCLASS_SERIALBUS_USB 0x00030000 +#define PCI_SUBCLASS_SERIALBUS_FIBER 0x00040000 + +#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> + +#define PCI_INTERFACE(d) (((d) >> 8) & 0xff) +#define PCI_SUBCLASS(d) ((d) & PCI_SUBCLASS_MASK) +#define PCI_CLASS(d) ((d) & PCI_CLASS_MASK) + +#define PCI_VENDOR(d) ((d) & 0xffff) +#define PCI_DEVICE(d) (((d) >> 8) & 0xffff) + + +#define PCI_OHCI_VENDORID_ALI 0x10b9 +#define PCI_OHCI_VENDORID_CMDTECH 0x1095 +#define PCI_OHCI_VENDORID_COMPAQ 0x0e11 +#define PCI_OHCI_VENDORID_NEC 0x1033 +#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 Host Controller"; +#define PCI_OHCI_DEVICEID_FIRELINK 0xc8611045 +static const char *ohci_device_firelink = "OPTi 82C861 (FireLink) USB Host Controller"; +#define PCI_OHCI_DEVICEID_NEC 0x00351033 +static const char *ohci_device_nec = "NEC uPD 9210 USB Host Controller"; +#define PCI_OHCI_DEVICEID_USB0670 0x06701095 +static const char *ohci_device_usb0670 = "CMD Tech 670 (USB0670) USB Host Controller"; +#define PCI_OHCI_DEVICEID_USB0673 0x06731095 +static const char *ohci_device_usb0673 = "CMD Tech 673 (USB0673) USB Host Controller"; + +static const char *ohci_device_generic = "OHCI (generic) USB Host Controller"; + + +#define PCI_OHCI_BASE_REG 0x10 + +static const char *ohci_pci_probe __P((pcici_t, pcidi_t)); +static void ohci_pci_attach __P((pcici_t, int)); + +u_long ohci_count = 0; /* global counter for nr. of devices found */ + +static struct pci_device ohci_pci_device = { + "ohci", + ohci_pci_probe, + ohci_pci_attach, + &ohci_count, + NULL +}; + +DATA_SET(pcidevice_set, ohci_pci_device); + +static const char * +ohci_pci_probe(pcici_t config_id, pcidi_t device_id) +{ + u_int32_t class; + + if (device_id == PCI_OHCI_DEVICEID_ALADDIN_V) { + return (ohci_device_aladdin_v); + } else if (device_id == PCI_OHCI_DEVICEID_USB0670) { + return (ohci_device_usb0670); + } else if (device_id == PCI_OHCI_DEVICEID_USB0673) { + return (ohci_device_usb0673); + } else if (device_id == PCI_OHCI_DEVICEID_FIRELINK) { + return (ohci_device_firelink); + } else if (device_id == PCI_OHCI_DEVICEID_NEC) { + return (ohci_device_nec); + } else { + class = pci_conf_read(config_id, PCI_CLASS_REG); + if ( (PCI_CLASS(class) == PCI_CLASS_SERIALBUS) + && (PCI_SUBCLASS(class) == PCI_SUBCLASS_SERIALBUS_USB) + && (PCI_INTERFACE(class) == PCI_INTERFACE_OHCI)) { + return(ohci_device_generic); + } + } + + return NULL; /* dunno */ +} + +static void +ohci_pci_attach(pcici_t config_id, int unit) +{ + int id; + usbd_status r; + ohci_softc_t *sc = NULL; + vm_offset_t pbase; + + sc = malloc(sizeof(ohci_softc_t), M_DEVBUF, M_NOWAIT); + /* Do not free it below, intr might use the sc */ + if ( sc == NULL ) { + printf("usb%d: could not allocate memory", unit); + return; + } + memset(sc, 0, sizeof(ohci_softc_t)); + + if(!pci_map_mem(config_id, PCI_CBMEM, + (vm_offset_t *)&sc->sc_iobase, &pbase)) { + printf("usb%d: could not map memory\n", unit); + return; + } + sc->unit = unit; + + if ( !pci_map_int(config_id, (pci_inthand_t *)ohci_intr, + (void *) sc, &bio_imask)) { + printf("usb%d: could not map irq\n", unit); + return; + } + + /* Figure out vendor for root hub descriptor. */ + id = pci_conf_read(config_id, PCI_ID_REG); + if (PCI_VENDOR(id) == PCI_OHCI_VENDORID_ALI) + sprintf(sc->sc_vendor, "AcerLabs"); + else if (PCI_VENDOR(id) == PCI_OHCI_VENDORID_CMDTECH) + sprintf(sc->sc_vendor, "CMDTECH"); + else if (PCI_VENDOR(id) == PCI_OHCI_VENDORID_COMPAQ) + sprintf(sc->sc_vendor, "Compaq"); + else if (PCI_VENDOR(id) == PCI_OHCI_VENDORID_NEC) + sprintf(sc->sc_vendor, "NEC"); + else if (PCI_VENDOR(id) == PCI_OHCI_VENDORID_OPTI) + sprintf(sc->sc_vendor, "OPTi"); + else if (PCI_VENDOR(id) == PCI_OHCI_VENDORID_SIS) + sprintf(sc->sc_vendor, "SiS"); + else + sprintf(sc->sc_vendor, "(0x%04x)", PCI_VENDOR(id)); + + sc->sc_bus.bdev = device_add_child(root_bus, "usb", unit, sc); + if (!sc->sc_bus.bdev) { + printf("%s%d: could not add USB device to root bus\n", + device_get_name(sc->sc_bus.bdev), + device_get_unit(sc->sc_bus.bdev)); + return; + } + + switch(id) { + case PCI_OHCI_DEVICEID_ALADDIN_V: + device_set_desc(sc->sc_bus.bdev, ohci_device_aladdin_v); + break; + case PCI_OHCI_DEVICEID_FIRELINK: + device_set_desc(sc->sc_bus.bdev, ohci_device_firelink); + break; + case PCI_OHCI_DEVICEID_NEC: + device_set_desc(sc->sc_bus.bdev, ohci_device_nec); + break; + case PCI_OHCI_DEVICEID_USB0670: + device_set_desc(sc->sc_bus.bdev, ohci_device_usb0670); + break; + case PCI_OHCI_DEVICEID_USB0673: + device_set_desc(sc->sc_bus.bdev, ohci_device_usb0673); + break; + default: + printf("(New OHCI DeviceId=0x%08x)\n", id); + device_set_desc(sc->sc_bus.bdev, ohci_device_generic); + } + + r = ohci_init(sc); + if (r != USBD_NORMAL_COMPLETION) { + printf("%s%d: init failed, error=%d\n", + device_get_name(sc->sc_bus.bdev), unit ,r); + device_delete_child(root_bus, sc->sc_bus.bdev); + } + + return; +} |
