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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 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_SGENV_IMPL_H
#define _SYS_SGENV_IMPL_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
/*
* sgenv_impl.h - Serengeti Environmental Driver
*
* This header file contains the private environmental definitions for
* the Serengeti platform. (used only by sgenv driver)
*
*/
/* get the public definitions */
#include <sys/sgenv.h>
/* named field of keyswitch kstat */
#define POSITION_KSTAT_NAME "position"
/* Mailbox message sub-types */
#define SG_GET_ENV_HPU_KEYS 0x4000
#define SG_GET_ENV_CONSTANTS 0x4004
#define SG_GET_ENV_VOLATILES 0x4002
#define SG_GET_ENV_THRESHOLDS 0x4003
/*
* Max time sgenv waits for mailbox to respond before
* it decides to timeout. (measured in seconds)
*/
#define SGENV_DEFAULT_MAX_MBOX_WAIT_TIME 30
#define SGENV_MAX_SENSORS_PER_KEY 27 /* from design doc (3.1.4) */
#define SGENV_MAX_HPUS_PER_DOMAIN 24
#define SGENV_MAX_HPU_KEYS (SSM_MAX_INSTANCES * \
SGENV_MAX_HPUS_PER_DOMAIN)
#define SGENV_MAX_SENSORS (SGENV_MAX_SENSORS_PER_KEY * \
SGENV_MAX_HPU_KEYS)
#define SGENV_NO_NODE_EXISTS 0x0
#define SGENV_NODE_TYPE_DS 0x3FF
#define SGENV_POLL_THREAD 0x1 /* cache update called from kstat */
#define SGENV_INTERRUPT_THREAD 0x2 /* cache update called from softint */
#define BOARD_CACHE 0x1
#define ENV_CACHE 0x2
/*
* Event Publisher definitions for sysevent.
*/
#define EP_SGENV SUNW_KERN_PUB SGENV_DRV_NAME
/*
* Event definitions
*/
#define MAX_TAG_ID_STR_LEN 100
#define HPU_ENTRY(value_macro) { \
value_macro, \
value_macro ## _STR, \
value_macro ## _ID \
}
#define PART_VALUE(value_macro) { \
value_macro, \
value_macro ## _STR \
}
#define TYPE_VALUE(value_macro, scale) { \
value_macro, \
value_macro ## _STR, \
value_macro ## _UNITS, \
scale \
}
typedef struct hpu_value {
unsigned value;
const char *name;
const char *IDstr;
} hpu_value_t;
typedef struct part_value {
unsigned value;
const char *name;
} part_value_t;
typedef struct type_value {
unsigned value;
const char *name;
const char *units;
uint32_t scale;
} type_value_t;
/*
* SGENV soft state structure.
*/
typedef struct sgenv_soft_state {
int instance; /* instance number */
dev_info_t *dip; /* dev_info structure */
kstat_t *keyswitch_ksp;
kstat_t *env_info_ksp;
kstat_t *board_info_ksp;
} sgenv_soft_state_t;
/*
* Environmental Info Structures.
*/
typedef int32_t envresp_key_t;
typedef struct envresp_constants {
sensor_id_t id; /* sd_id */
sensor_data_t lo; /* sd_lo */
sensor_data_t hi; /* sd_hi */
/* no padding required, 3x4-bytes in total length */
} envresp_constants_t;
typedef struct envresp_volatiles {
sensor_status_t info; /* sd_infostamp */
sensor_data_t value; /* sd_value */
int32_t _pad; /* pad to 2x8-bytes */
} envresp_volatiles_t;
typedef struct envresp_thresholds {
sensor_data_t lo_warn; /* sd_lo_warn */
sensor_data_t hi_warn; /* sd_hi_warn */
/* no padding required, 2x4-bytes in total length */
} envresp_thresholds_t;
/*
* functions local to this driver.
*/
static int sgenv_attach(dev_info_t *dip, ddi_attach_cmd_t cmd);
static int sgenv_detach(dev_info_t *dip, ddi_detach_cmd_t cmd);
static int sgenv_add_kstats(sgenv_soft_state_t *softsp);
static void sgenv_remove_kstats(sgenv_soft_state_t *softsp);
static int sgenv_create_cache_update_threads(void);
static int sgenv_remove_cache_update_threads(void);
static void sgenv_indicate_cache_update_needed(int cache);
static int sgenv_keyswitch_kstat_update(kstat_t *ksp, int rw);
static void sgenv_init_env_cache(void);
static void sgenv_update_env_cache(void);
static int sgenv_env_info_kstat_update(kstat_t *ksp, int rw);
static int sgenv_env_info_kstat_snapshot(kstat_t *ksp, void *buf, int rw);
static int sgenv_get_env_info_data(void);
static int sgenv_get_hpu_keys(envresp_key_t *new, int *status);
static int sgenv_get_env_data(envresp_key_t key, int key_posn,
uint16_t flag, int *status);
static int sgenv_handle_env_data_error(int err, int status, int key_posn,
envresp_key_t key, char *str);
static void sgenv_mbox_error_msg(char *str, int err, int status);
static void sgenv_destroy_env_cache(void);
static void sgenv_clear_env_cache_entry(int key_posn);
static int sgenv_create_env_cache_entry(int key_posn);
static void sgenv_set_sensor_status(env_sensor_t *sensor);
static void sgenv_update_env_kstat_size(kstat_t *ksp);
static void sgenv_init_board_cache(void);
static void sgenv_update_board_cache(void);
static int sgenv_board_info_kstat_update(kstat_t *ksp, int rw);
static int sgenv_board_info_kstat_snapshot(kstat_t *ksp,
void *buf, int rw);
static int sgenv_get_board_info_data(void);
static void sgenv_set_valid_node_positions(uint_t *node_present);
static int sgenv_process_threshold_event(env_sensor_t sensor);
static void sgenv_tagid_to_string(sensor_id_t id, char *str);
static int sgenv_add_intr_handlers(void);
static int sgenv_remove_intr_handlers(void);
static uint_t sgenv_keyswitch_handler(char *);
static uint_t sgenv_env_data_handler(char *);
static uint_t sgenv_fan_status_handler(char *);
static uint_t sgenv_dr_event_handler(char *);
static uint_t sgenv_check_sensor_thresholds(void);
static const char *sgenv_get_hpu_id_str(uint_t hpu_type);
static const char *sgenv_get_part_str(uint_t sensor_part);
static const char *sgenv_get_type_str(uint_t sensor_type);
/*
* Debug stuff
*/
#ifdef DEBUG
extern uint_t sgenv_debug;
#define SGENV_DEBUG_NONE 0x00
#define SGENV_DEBUG_POLL 0x01
#define SGENV_DEBUG_EVENT 0x02
#define SGENV_DEBUG_CACHE 0x04
#define SGENV_DEBUG_MSG 0x08
#define SGENV_DEBUG_THREAD 0x10
#define SGENV_DEBUG_ALL 0xFF
#define DCMN_ERR_S(v, s) static fn_t (v) = (s)
#define DCMN_ERR cmn_err
#define DCMN_ERR_EVENT if (sgenv_debug & SGENV_DEBUG_EVENT) DCMN_ERR
#define DCMN_ERR_CACHE if (sgenv_debug & SGENV_DEBUG_CACHE) DCMN_ERR
#define DCMN_ERR_THREAD if (sgenv_debug & SGENV_DEBUG_THREAD) DCMN_ERR
#define SGENV_PRINT_MBOX_MSG(x, str) \
DCMN_ERR(CE_CONT, "Mbox msg info: %s", str); \
DCMN_ERR(CE_CONT, "\ttype = 0x%x,", x->msg_type.type); \
DCMN_ERR(CE_CONT, "\tsub_type = 0x%x\n", x->msg_type.sub_type); \
DCMN_ERR(CE_CONT, "\tstatus = 0x%x\n", x->msg_status); \
DCMN_ERR(CE_CONT, "\tlen = %d\n", x->msg_len); \
DCMN_ERR(CE_CONT, "\tbytes = %d\n", x->msg_bytes); \
DCMN_ERR(CE_CONT, "\tdata[0] = %d\n", x->msg_data[0]); \
DCMN_ERR(CE_CONT, "\tdata[1] = %d\n", x->msg_data[1]);
#define SGENV_PRINT_ENV_INFO(x) \
DCMN_ERR(CE_CONT, "Tag=%lx, Val=%d, Lo=%d, LoW=%d, HiW=%d, Hi=%d, " \
"Inf=%llx St=%x PSt=%x", \
x.sd_id.tag_id, x.sd_value, \
x.sd_lo, x.sd_lo_warn, x.sd_hi_warn, x.sd_hi, x.sd_infostamp, \
SG_GET_SENSOR_STATUS(x.sd_status), \
SG_GET_PREV_SENSOR_STATUS(x.sd_status));
#define SGENV_PRINT_POLL_INFO(x) \
if (sgenv_debug & SGENV_DEBUG_POLL) SGENV_PRINT_ENV_INFO(x)
#else
#define DCMN_ERR_S(v, s) fn_t (v) = ""
#define _DCMN_ERR cmn_err
#define DCMN_ERR if (0) _DCMN_ERR
#define DCMN_ERR_EVENT if (0) _DCMN_ERR
#define DCMN_ERR_CACHE if (0) _DCMN_ERR
#define DCMN_ERR_THREAD if (0) _DCMN_ERR
#define SGENV_PRINT_MBOX_MSG
#define SGENV_PRINT_ENV_INFO
#define SGENV_PRINT_POLL_INFO
#endif
#ifdef __cplusplus
}
#endif
#endif /* _SYS_SGENV_IMPL_H */
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