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/*
* 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 2014 Garrett D'Amore <garrett@damore.org>
*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_SUNPM_H
#define _SYS_SUNPM_H
/*
* Sun Specific Power Management definitions
*/
#include <sys/isa_defs.h>
#include <sys/dditypes.h>
#include <sys/ddipropdefs.h>
#include <sys/devops.h>
#include <sys/time.h>
#include <sys/cmn_err.h>
#include <sys/ddidevmap.h>
#include <sys/ddi_implfuncs.h>
#include <sys/ddi_isa.h>
#include <sys/model.h>
#include <sys/devctl.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifdef _KERNEL
/*
* Power cycle transition check is supported for SCSI and SATA devices.
*/
#define DC_SCSI_FORMAT 0x1 /* SCSI */
#define DC_SMART_FORMAT 0x2 /* SMART */
#define DC_SCSI_MFR_LEN 6 /* YYYYWW */
struct pm_scsi_cycles {
int lifemax; /* lifetime max power cycles */
int ncycles; /* number of cycles so far */
char svc_date[DC_SCSI_MFR_LEN]; /* service date YYYYWW */
int flag; /* reserved for future */
};
struct pm_smart_count {
int allowed; /* normalized max cycles allowed */
int consumed; /* normalized consumed cycles */
int flag; /* type of cycles */
};
struct pm_trans_data {
int format; /* data format */
union {
struct pm_scsi_cycles scsi_cycles;
struct pm_smart_count smart_count;
} un;
};
/*
* Power levels for devices supporting ACPI based D0, D1, D2, D3 states.
*
* Note that 0 is off in Solaris PM framework but D0 is full power
* for these devices.
*/
#define PM_LEVEL_D3 0 /* D3 state - off */
#define PM_LEVEL_D2 1 /* D2 state */
#define PM_LEVEL_D1 2 /* D1 state */
#define PM_LEVEL_D0 3 /* D0 state - fully on */
/*
* Useful strings for creating pm-components property for these devices.
* If a device driver wishes to provide more specific description of power
* levels (highly recommended), it should NOT use following generic defines.
*/
#define PM_LEVEL_D3_STR "0=Device D3 State"
#define PM_LEVEL_D2_STR "1=Device D2 State"
#define PM_LEVEL_D1_STR "2=Device D1 State"
#define PM_LEVEL_D0_STR "3=Device D0 State"
/*
* Generic Sun PM definitions.
*/
/*
* These are obsolete power management interfaces, they will be removed from
* a subsequent release.
*/
int pm_create_components(dev_info_t *dip, int num_components);
void pm_destroy_components(dev_info_t *dip);
void pm_set_normal_power(dev_info_t *dip, int component_number, int level);
int pm_get_normal_power(dev_info_t *dip, int component_number);
/*
* These are power management interfaces.
*/
int pm_busy_component(dev_info_t *dip, int component_number);
int pm_idle_component(dev_info_t *dip, int component_number);
int pm_get_current_power(dev_info_t *dip, int component, int *levelp);
int pm_power_has_changed(dev_info_t *, int, int);
int pm_trans_check(struct pm_trans_data *datap, time_t *intervalp);
int pm_lower_power(dev_info_t *dip, int comp, int level);
int pm_raise_power(dev_info_t *dip, int comp, int level);
int pm_update_maxpower(dev_info_t *dip, int comp, int level);
#endif /* _KERNEL */
#ifdef __cplusplus
}
#endif
#endif /* _SYS_SUNPM_H */
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