/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (C) 2003-2005 Chelsio Communications. All rights reserved.
*/
#pragma ident "%Z%%M% %I% %E% SMI" /* cspi.c */
#include "common.h"
#include "regs.h"
#include "cspi.h"
struct pecspi {
adapter_t *adapter;
};
int t1_cspi_intr_enable(struct pecspi *cspi)
{
t1_write_reg_4(cspi->adapter, A_CSPI_INTR_ENABLE, 0xffffffff);
return 0;
}
int t1_cspi_intr_disable(struct pecspi *cspi)
{
t1_write_reg_4(cspi->adapter, A_CSPI_INTR_ENABLE, 0);
return 0;
}
int t1_cspi_intr_status_read(struct pecspi *cspi, u32 *status)
{
*status = t1_read_reg_4(cspi->adapter, A_CSPI_INTR_STATUS);
/* TBD XXX Need to poll in case of parity/overflow */
/* t1_write_reg_4( adapter, CSPI_REG_RAMSTATUS, ); */
return 0;
}
int t1_cspi_init(struct pecspi *cspi)
{
adapter_t *adapter = cspi->adapter;
t1_write_reg_4(adapter, A_CSPI_CALENDAR_LEN, 15);
t1_write_reg_4(adapter, A_CSPI_FIFO_STATUS_ENABLE, 1);
return 0;
}
struct pecspi *t1_cspi_create(adapter_t *adapter)
{
struct pecspi *cspi = t1_os_malloc_wait_zero(sizeof(*cspi));
if (cspi)
cspi->adapter = adapter;
return cspi;
}
void t1_cspi_destroy(struct pecspi *cspi)
{
t1_os_free((void *)cspi, sizeof(*cspi));
}