Mon Dec 14 07:22:37 2009 UTC ()
- add attach glue for ehci at XLS USB Interface
(cliff)
diff -r0 -r1.1.2.1 src/sys/arch/mips/rmi/rmixl_ehci.c
/* $NetBSD: rmixl_ehci.c,v 1.1.2.1 2009/12/14 07:22:37 cliff Exp $ */
/*-
* Copyright (c) 1998, 1999, 2000, 2002, 2003 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Herb Peyerl of Middle Digital Inc.
*
* 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.
*
* 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>
__KERNEL_RCSID(0, "$NetBSD: rmixl_ehci.c,v 1.1.2.1 2009/12/14 07:22:37 cliff Exp $");
#include "locators.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <machine/bus.h>
#include <mips/rmi/rmixlreg.h>
#include <mips/rmi/rmixlvar.h>
#include <mips/rmi/rmixl_usbivar.h>
#include <dev/usb/usb.h>
#include <dev/usb/usbdi.h>
#include <dev/usb/usbdivar.h>
#include <dev/usb/usb_mem.h>
#include <dev/usb/ehcireg.h>
#include <dev/usb/ehcivar.h>
static int rmixl_ehci_match(device_t, cfdata_t, void *);
static void rmixl_ehci_attach(device_t, device_t, void *);
CFATTACH_DECL_NEW(rmixl_ehci, sizeof (ehci_softc_t),
rmixl_ehci_match, rmixl_ehci_attach, NULL, NULL);
int
rmixl_ehci_match(device_t parent, cfdata_t match, void *aux)
{
struct rmixl_usbi_attach_args *usbi = aux;
if (usbi->usbi_addr == (RMIXL_IO_DEV_USB_A + RMIXL_USB_HOST_EHCI_BASE))
return 1;
return 0;
}
void
rmixl_ehci_attach(device_t parent, device_t self, void *aux)
{
ehci_softc_t *sc = device_private(self);
struct rmixl_usbi_attach_args *usbi = aux;
void *ih = NULL;
uint32_t r;
usbd_status status;
/* check state of IO_AD9 signal latched in GPIO Reset Config reg */
r = RMIXL_IOREG_READ(RMIXL_IO_DEV_GPIO + RMIXL_GPIO_RESET_CFG);
if ((r & RMIXL_GPIO_RESET_USB_DEV) == 0) {
aprint_error_dev(self,
"IO_AD9 selects Device mode, abort Host attach\n");
return;
}
sc->sc_dev = self;
sc->sc_bus.hci_private = sc;
sc->iot = usbi->usbi_el_bst;
sc->sc_size = usbi->usbi_size;
sc->sc_bus.dmatag = usbi->usbi_dmat;
sc->sc_bus.usbrev = USBREV_1_0;
if (bus_space_map(sc->iot, usbi->usbi_addr, sc->sc_size, 0, &sc->ioh)) {
aprint_error_dev(self, "unable to map registers\n");
return;
}
/* get offset to operational regs */
sc->sc_offs = EREAD1(sc, EHCI_CAPLENGTH);
/* Disable EHCI interrupts */
EOWRITE2(sc, EHCI_USBINTR, 0);
/* establish interrupt */
if (usbi->usbi_intr != RMIXL_USBICF_INTR_DEFAULT) {
ih = rmixl_usbi_intr_establish(device_private(parent),
usbi->usbi_intr, ehci_intr, sc);
if (ih == NULL)
panic("%s: couldn't establish interrupt",
device_xname(self));
}
status = ehci_init(sc);
if (status != USBD_NORMAL_COMPLETION) {
aprint_error_dev(self, "init failed, error=%d\n", status);
if (ih != NULL)
rmixl_intr_disestablish(ih);
return;
}
/* Attach USB device */
sc->sc_child = config_found(self, &sc->sc_bus, usbctlprint);
}