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freebsd/sys/pci/ohci_pci.c
Nick Hibma fe5ba84529 Moved [uo]hci_pci.c from /sys/dev/pci to /sys/pci after Soren 
threatened to send Bruce. These files are no longer shared
   with NetBSD anyway.

   Requires a config and make depend.
1999-02-18 21:42:19 +00:00

232 lines
7.8 KiB
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/* $FreeBSD$ */
/*
* 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;
}
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