cardbus fwohci support.

from NetBSD

1 files changed, 212 insertions, 0 deletions

diff --git a/sys/dev/cardbus/fwohci_cardbus.c b/sys/dev/cardbus/fwohci_cardbus.c
new file mode 100644
index 00000000000..16000752d60
--- /dev/null
+++ b/sys/dev/cardbus/fwohci_cardbus.c
@@ -0,0 +1,212 @@
+/*	$OpenBSD: fwohci_cardbus.c,v 1.1 2002/06/26 15:55:33 tdeval Exp $	*/
+/*	$NetBSD: fwohci_cardbus.c,v 1.5 2002/01/26 16:34:28 ichiro Exp $	*/
+
+/*-
+ * Copyright (c) 2000, 2001 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Matt Thomas of 3am Software Foundry.
+ *
+ * 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.
+ */
+
+#include <sys/cdefs.h>
+#ifdef __KERNEL_RCSID
+__KERNEL_RCSID(0, "$NetBSD: fwohci_cardbus.c,v 1.5 2002/01/26 16:34:28 ichiro Exp $");
+#endif
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/mbuf.h>
+#include <sys/socket.h>
+#include <sys/ioctl.h>
+#include <sys/errno.h>
+#include <sys/malloc.h>
+#include <sys/kernel.h>
+#include <sys/proc.h>
+#include <sys/device.h>
+
+#include <machine/bus.h>
+
+#include <dev/pci/pcivar.h>
+#include <dev/pci/pcireg.h>
+#include <dev/pci/pcidevs.h>
+
+#include <dev/cardbus/cardbusvar.h>
+#include <dev/cardbus/cardbusdevs.h>
+
+#include <dev/ieee1394/ieee1394reg.h>
+#include <dev/ieee1394/ieee1394var.h>
+#include <dev/ieee1394/fwohcireg.h>
+#include <dev/ieee1394/fwohcivar.h>
+
+struct fwohci_cardbus_softc {
+	struct fwohci_softc	sc_sc;
+	cardbus_chipset_tag_t	sc_cc;
+	cardbus_function_tag_t	sc_cf;
+	cardbus_devfunc_t	sc_ct;
+	void		       *sc_ih;
+};
+
+#ifdef	__NetBSD__
+int fwohci_cardbus_match(struct device *, struct cfdata *, void *);
+#else
+int fwohci_cardbus_match(struct device *, void *, void *);
+#endif
+void fwohci_cardbus_attach(struct device *, struct device *, void *);
+int fwohci_cardbus_detach(struct device *, int);
+
+struct cfattach fwohci_cardbus_ca = {
+	sizeof(struct fwohci_cardbus_softc), fwohci_cardbus_match,
+	fwohci_cardbus_attach, fwohci_cardbus_detach, fwohci_activate
+};
+
+#define CARDBUS_OHCI_MAP_REGISTER PCI_OHCI_MAP_REGISTER
+#define CARDBUS_INTERFACE_OHCI PCI_INTERFACE_OHCI
+#define cardbus_devinfo pci_devinfo
+
+int
+fwohci_cardbus_match(parent, match, aux)
+	struct device *parent;
+#ifdef	__NetBSD__
+	struct cfdata *match;
+	void *aux;
+#else
+	void *match, *aux;
+#endif
+{
+	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_FIREWIRE &&
+	    CARDBUS_INTERFACE(ca->ca_class) == CARDBUS_INTERFACE_OHCI)
+		return 1;
+ 
+	return 0;
+}
+
+void
+fwohci_cardbus_attach(parent, self, aux)
+	struct device *parent, *self;
+	void *aux;
+{
+	struct cardbus_attach_args *ca = aux;
+	struct fwohci_cardbus_softc *sc = (struct fwohci_cardbus_softc *)self;
+	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];
+	const char *devname = self->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_OHCI_MAP_REGISTER,
+	      CARDBUS_MAPREG_TYPE_MEM, 0,
+	      &sc->sc_sc.sc_memt, &sc->sc_sc.sc_memh,
+	      NULL, &sc->sc_sc.sc_memsize)) {
+		printf("%s: can't map OHCI register space\n", devname);
+		return;
+	}
+
+	sc->sc_cc = cc;
+	sc->sc_cf = cf;
+	sc->sc_ct = ct;
+	sc->sc_sc.sc_dmat = 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);
+	(ct->ct_cf->cardbus_ctrl)(cc, CARDBUS_BM_ENABLE);
+
+	/* Disable interrupts, so we don't get any spurious ones. */
+	OHCI_CSR_WRITE(&sc->sc_sc, OHCI_REG_IntMaskClear,
+	    OHCI_Int_MasterEnable);
+
+	/* 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);
+
+#if BYTE_ORDER == BIG_ENDIAN
+	csr = cardbus_conf_read(cc, cf, ca->ca_tag,
+	      CARDBUS_OHCI_CONTROL_REGISTER);
+	cardbus_conf_write(cc, cf, ca->ca_tag, CARDBUS_OHCI_CONTROL_REGISTER,
+	    csr | CARDBUS_GLOBAL_SWAP_BE);
+#endif
+
+	sc->sc_ih = cardbus_intr_establish(cc, cf, ca->ca_intrline,
+					   IPL_BIO, fwohci_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);
+
+	/* XXX NULL should be replaced by some call to Cardbus code */
+	if (fwohci_init(&sc->sc_sc, NULL) != 0) {
+		cardbus_intr_disestablish(cc, cf, sc->sc_ih);
+		bus_space_unmap(sc->sc_sc.sc_memt, sc->sc_sc.sc_memh,
+		    sc->sc_sc.sc_memsize);
+	}
+}
+
+int
+fwohci_cardbus_detach(self, flags)
+	struct device *self;
+	int flags;
+{
+	struct fwohci_cardbus_softc *sc = (struct fwohci_cardbus_softc *)self;
+	cardbus_devfunc_t ct = sc->sc_ct;
+	int rv;
+
+	rv = fwohci_detach(&sc->sc_sc, flags);
+
+	if (rv)
+		return (rv);
+	if (sc->sc_ih != NULL) {
+		cardbus_intr_disestablish(ct->ct_cc, ct->ct_cf, sc->sc_ih);
+		sc->sc_ih = NULL;
+	} 
+	if (sc->sc_sc.sc_memsize) {
+		Cardbus_mapreg_unmap(ct, CARDBUS_OHCI_MAP_REGISTER,
+			sc->sc_sc.sc_memt, sc->sc_sc.sc_memh,
+			sc->sc_sc.sc_memsize);
+		sc->sc_sc.sc_memsize = 0;
+	}
+	return (0);
+}