NetBSD/sys/arch/arm/zynq/zynq_cemac.c

87 lines
2.8 KiB
C

/* $NetBSD: zynq_cemac.c,v 1.1 2015/01/23 12:34:09 hkenken Exp $ */
/*-
* Copyright (c) 2015 Genetec Corporation. All rights reserved.
* Written by Hashimoto Kenichi for Genetec Corporation.
*
* 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: zynq_cemac.c,v 1.1 2015/01/23 12:34:09 hkenken Exp $");
#include "opt_zynq.h"
#include "locators.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/conf.h>
#include <sys/kernel.h>
#include <sys/device.h>
#include <sys/intr.h>
#include <sys/bus.h>
#include <machine/intr.h>
#include <arm/zynq/zynq7000_var.h>
#include <arm/zynq/zynq7000_reg.h>
#include <dev/cadence/cemacreg.h>
#include <dev/cadence/if_cemacvar.h>
int
cemac_match(device_t parent, cfdata_t cfdata, void *aux)
{
return cemac_match_common(parent, cfdata, aux);
}
void
cemac_attach(device_t parent, device_t self, void *aux)
{
struct axi_attach_args * const aa = aux;
bus_space_handle_t ioh;
int error;
if (aa->aa_irq == AXICF_IRQ_DEFAULT) {
aprint_error_dev(self, "missing intr in config\n");
return;
}
if (aa->aa_size == AXICF_SIZE_DEFAULT)
aa->aa_size = ETH_SIZE;
error = bus_space_map(aa->aa_iot, aa->aa_addr, aa->aa_size, 0, &ioh);
if (error) {
aprint_error(": failed to map register %#lx@%#lx: %d\n",
aa->aa_size, aa->aa_addr, error);
return;
}
void *ih = intr_establish(aa->aa_irq, IPL_NET, IST_EDGE,
cemac_intr, device_private(self));
if (ih == NULL)
aprint_error_dev(self, "intr_establish failed\n");
cemac_attach_common(self, aa->aa_iot, ioh, aa->aa_dmat, CEMAC_FLAG_GEM);
}