rfios_iospc.c revision 4df55fde49134f9735f84011f23a767c75e393c7
/*
* 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 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#include <sys/types.h>
#include <sys/ddi.h>
#include <sys/modctl.h>
#include <sys/kmem.h>
#include <sys/sunddi.h>
#include <sys/sunndi.h>
#include <sys/disp.h>
#include <sys/stat.h>
#include <sys/pci.h>
#include <sys/hsvc.h>
#include "iospc.h"
#include "rfios_acc.h"
#include "rfios_tables.h"
extern iospc_grp_t *rfios_leaf_grps[];
#define RF_REQ_MAJOR_VER 1
#define RF_REQ_MINOR_VER 0
static hsvc_info_t rfios_hsvc = {
HSVC_REV_1,
NULL,
RF_PERF_COUNTER_GROUP_ID,
RF_REQ_MAJOR_VER,
RF_REQ_MINOR_VER,
MODULE_NAME /* Passed in as a #define from Makefile */
};
static uint64_t rfios_sup_minor;
iospc_grp_t **
rfios_bind_group(void)
{
int rval;
if ((rval = hsvc_register(&rfios_hsvc, &rfios_sup_minor)) !=
DDI_SUCCESS) {
IOSPC_DBG1("%s: Could not hsvc_register: %d\n",
MODULE_NAME, rval);
return (NULL);
}
return ((iospc_grp_t **)&rfios_leaf_grps);
}
void
rfios_unbind_group(void)
{
(void) hsvc_unregister(&rfios_hsvc);
}
int
rfios_access_init(iospc_t *iospc_p, iospc_ksinfo_t *ksinfo_p)
{
uint32_t regprop[4];
int len;
cntr_handle_t iospc_handle;
IOSPC_DBG2("rfios_access_init: iospc_p=%p\n", (void *)iospc_p);
len = sizeof (regprop);
if (ddi_getlongprop_buf(DDI_DEV_T_ANY, iospc_p->iospc_dip,
DDI_PROP_DONTPASS, "reg", (caddr_t)regprop, &len) !=
DDI_SUCCESS) {
return (FAILURE);
}
iospc_handle = (regprop[0] & 0xfffffff);
ksinfo_p->arg = (void *)iospc_handle;
return (SUCCESS);
}
int
rfios_access_fini(iospc_t *iospc_p, iospc_ksinfo_t *ksinfo_p)
{
IOSPC_DBG2("rfios_access_fini: iospc_p=%p ksinfo_p=%p\n",
(void *)iospc_p, (void *)ksinfo_p);
return (SUCCESS);
}
int
rfios_access_hv(iospc_t *iospc_p, void *arg, int op, int regid, uint64_t *data)
{
cntr_handle_t iospc_handle = (cntr_handle_t)arg;
if (op == IOSPC_REG_READ) {
if (rfiospc_get_perfreg(iospc_handle, regid, data) != H_EOK) {
IOSPC_DBG2("rfios_access_hv: READ handle=%p regid=%x "
"- Failed\n", (void *)iospc_p, regid);
return (FAILURE);
}
IOSPC_DBG2("rfios_access_hv: READ handle=%p regid=%x "
"data=%lx\n", (void *)iospc_p, regid, *data);
} else { /* IOSPC_REG_WRITE */
if (rfiospc_set_perfreg(iospc_handle, regid, *data) != H_EOK) {
IOSPC_DBG2("rfios_access_hv: READ handle=%p regid=%x "
"- Failed\n", (void *)iospc_p, regid);
return (FAILURE);
}
IOSPC_DBG2("rfios_access_hv: WRITE handle=%p regid=%x "
"data=%lx\n", (void *)iospc_p, regid, *data);
}
return (SUCCESS);
}