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[src/trunk]: src/sys/dev/cardbus Add USB OHCI attachment to cardbus.
details: https://anonhg.NetBSD.org/src/rev/ed9a971c2690
branches: trunk
changeset: 477204:ed9a971c2690
user: augustss <augustss%NetBSD.org@localhost>
date: Fri Oct 15 11:52:45 1999 +0000
description:
Add USB OHCI attachment to cardbus.
XXX There seems to be some interrupt problem.
diffstat:
sys/dev/cardbus/files.cardbus | 8 +-
sys/dev/cardbus/ohci_cardbus.c | 216 +++++++++++++++++++++++++++++++++++++++++
2 files changed, 223 insertions(+), 1 deletions(-)
diffs (239 lines):
diff -r 04737cb2011d -r ed9a971c2690 sys/dev/cardbus/files.cardbus
--- a/sys/dev/cardbus/files.cardbus Fri Oct 15 11:10:58 1999 +0000
+++ b/sys/dev/cardbus/files.cardbus Fri Oct 15 11:52:45 1999 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: files.cardbus,v 1.2 1999/10/15 06:42:22 haya Exp $
+# $NetBSD: files.cardbus,v 1.3 1999/10/15 11:52:45 augustss Exp $
#
# files.cardbus
#
@@ -31,3 +31,9 @@
#attach com at cardbus with com_cardbus
#file dev/cardbus/com_cardbus.c com_cardbus
+
+#
+# OHCI USB controller
+#
+attach ohci at cardbus with ohci_cardbus
+file dev/cardbus/ohci_cardbus.c ohci_cardbus
diff -r 04737cb2011d -r ed9a971c2690 sys/dev/cardbus/ohci_cardbus.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/cardbus/ohci_cardbus.c Fri Oct 15 11:52:45 1999 +0000
@@ -0,0 +1,216 @@
+/* $NetBSD: ohci_cardbus.c,v 1.1 1999/10/15 11:52:45 augustss Exp $ */
+
+/*
+ * 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@localhost) 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/device.h>
+#include <sys/proc.h>
+#include <sys/queue.h>
+
+#include <machine/bus.h>
+
+#if defined pciinc
+#include <dev/pci/pcidevs.h>
+#endif
+#if pccard
+#include <dev/pccard/cardbusvar.h>
+#include <dev/pccard/pccardcis.h>
+#else
+#include <dev/cardbus/cardbusvar.h>
+#include <dev/cardbus/cardbusdevs.h>
+#endif
+
+#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>
+
+int ohci_cardbus_match __P((struct device *, struct cfdata *, void *));
+void ohci_cardbus_attach __P((struct device *, struct device *, void *));
+int ohci_cardbus_detach __P((device_ptr_t, int));
+
+struct ohci_cardbus_softc {
+ ohci_softc_t sc;
+ cardbus_chipset_tag_t sc_cc;
+ cardbus_function_tag_t sc_cf;
+ bus_size_t sc_size;
+ void *sc_ih; /* interrupt vectoring */
+};
+
+struct cfattach ohci_cardbus_ca = {
+ sizeof(struct ohci_cardbus_softc), ohci_cardbus_match,
+ ohci_cardbus_attach, ohci_cardbus_detach, ohci_activate
+};
+
+#define CARDBUS_INTERFACE_OHCI PCI_INTERFACE_OHCI
+#define CARDBUS_CBMEM PCI_CBMEM
+#define cardbus_findvendor pci_findvendor
+#define cardbus_devinfo pci_devinfo
+
+int
+ohci_cardbus_match(parent, match, aux)
+ struct device *parent;
+ struct cfdata *match;
+ void *aux;
+{
+ struct cardbus_attach_args *ca = (struct cardbus_attach_args *) aux;
+
+ if (CARDBUS_CLASS(ca->ca_class) == CARDBUS_CLASS_SERIALBUS &&
+ CARDBUS_SUBCLASS(ca->ca_class) == CARDBUS_SUBCLASS_SERIALBUS_USB &&
+ CARDBUS_INTERFACE(ca->ca_class) == CARDBUS_INTERFACE_OHCI)
+ return (1);
+
+ return (0);
+}
+
+void
+ohci_cardbus_attach(parent, self, aux)
+ struct device *parent;
+ struct device *self;
+ void *aux;
+{
+ struct ohci_cardbus_softc *sc = (struct ohci_cardbus_softc *)self;
+ struct cardbus_attach_args *ca = aux;
+ cardbus_devfunc_t ct = ca->ca_ct;
+ cardbus_chipset_tag_t cc = ct->ct_cc;
+ cardbus_function_tag_t cf = ct->ct_cf;
+ cardbusreg_t csr;
+ char devinfo[256];
+ usbd_status r;
+ char *vendor;
+ char *devname = sc->sc.sc_bus.bdev.dv_xname;
+
+ cardbus_devinfo(ca->ca_id, ca->ca_class, 0, devinfo);
+ printf(": %s (rev. 0x%02x)\n", devinfo,
+ CARDBUS_REVISION(ca->ca_class));
+
+ /* Map I/O registers */
+ if (cardbus_mapreg_map(ct, CARDBUS_CBMEM, CARDBUS_MAPREG_TYPE_MEM, 0,
+ &sc->sc.iot, &sc->sc.ioh, NULL, &sc->sc_size)) {
+ printf("%s: can't map mem space\n", devname);
+ return;
+ }
+
+ /* Disable interrupts, so we don't can any spurious ones. */
+ bus_space_write_4(sc->sc.iot, sc->sc.ioh, OHCI_INTERRUPT_DISABLE,
+ OHCI_ALL_INTRS);
+
+ sc->sc_cc = cc;
+ sc->sc_cf = cf;
+ sc->sc.sc_bus.dmatag = ca->ca_dmat;
+
+#if rbus
+#else
+XXX (ct->ct_cf->cardbus_mem_open)(cc, 0, iob, iob + 0x40);
+#endif
+ (ct->ct_cf->cardbus_ctrl)(cc, CARDBUS_MEM_ENABLE);
+
+ /* Enable the device. */
+ csr = cardbus_conf_read(cc, cf, ca->ca_tag,
+ CARDBUS_COMMAND_STATUS_REG);
+ cardbus_conf_write(cc, cf, ca->ca_tag, CARDBUS_COMMAND_STATUS_REG,
+ csr | CARDBUS_COMMAND_MASTER_ENABLE
+ | CARDBUS_COMMAND_MEM_ENABLE);
+
+ sc->sc_ih = cardbus_intr_establish(cc, cf, ca->ca_intrline,
+ IPL_USB, ohci_intr, sc);
+ if (sc->sc_ih == NULL) {
+ printf("%s: couldn't establish interrupt\n", devname);
+ return;
+ }
+ printf("%s: interrupting at %d\n", devname, ca->ca_intrline);
+
+ /* Figure out vendor for root hub descriptor. */
+ vendor = cardbus_findvendor(ca->ca_id);
+ sc->sc.sc_id_vendor = CARDBUS_VENDOR(ca->ca_id);
+ if (vendor)
+ strncpy(sc->sc.sc_vendor, vendor,
+ sizeof(sc->sc.sc_vendor) - 1);
+ else
+ sprintf(sc->sc.sc_vendor, "vendor 0x%04x",
+ CARDBUS_VENDOR(ca->ca_id));
+
+ r = ohci_init(&sc->sc);
+ if (r != USBD_NORMAL_COMPLETION) {
+ printf("%s: init failed, error=%d\n", devname, r);
+
+ /* Avoid spurious interrupts. */
+ cardbus_intr_disestablish(sc->sc_cc, sc->sc_cf, sc->sc_ih);
+ sc->sc_ih = 0;
+
+ return;
+ }
+
+ /* Attach usb device. */
+ sc->sc.sc_child = config_found((void *)sc, &sc->sc.sc_bus,
+ usbctlprint);
+}
+
+int
+ohci_cardbus_detach(self, flags)
+ device_ptr_t self;
+ int flags;
+{
+ struct ohci_cardbus_softc *sc = (struct ohci_cardbus_softc *)self;
+ int rv;
+
+ rv = ohci_detach(&sc->sc, flags);
+ if (rv)
+ return (rv);
+ if (sc->sc_ih) {
+ cardbus_intr_disestablish(sc->sc_cc, sc->sc_cf, sc->sc_ih);
+ sc->sc_ih = 0;
+ }
+ if (sc->sc_size) {
+ bus_space_unmap(sc->sc.iot, sc->sc.ioh, sc->sc_size);
+ sc->sc_size = 0;
+ }
+ return (0);
+}
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