pdc_chassis.h

来自「Linux Kernel 2.6.9 for OMAP1710」· C头文件 代码 · 共 383 行 · 第 1/2 页

/*
 *		include/asm-parisc/pdc_chassis.h
 *
 *		Copyright (C) 2002 Laurent Canet <[e-mail]>
 *		Copyright (C) 2002 Thibaut Varene <[e-mail]>
 *
 *
 *      This program is free software; you can redistribute it and/or modify
 *      it under the terms of the GNU General Public License as published by
 *      the Free Software Foundation; either version 2, or (at your option)
 *      any later version.
 *      
 *      This program is distributed in the hope that it will be useful,
 *      but WITHOUT ANY WARRANTY; without even the implied warranty of
 *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *      GNU General Public License for more details.
 *      
 *      You should have received a copy of the GNU General Public License
 *      along with this program; if not, write to the Free Software
 *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *      TODO:	- handle processor number on SMP systems (Reporting Entity ID)
 *      	- handle message ID
 *      	- handle timestamps
 */
 

#ifndef _PARISC_PDC_CHASSIS_H
#define _PARISC_PDC_CHASSIS_H

/*
 * ----------
 * Prototypes
 * ----------
 */

int pdc_chassis_send_status(int message);
void parisc_pdc_chassis_init(void);


/*
 * -----------------
 * Direct call names
 * -----------------
 * They setup everything for you, the Log message and the corresponding LED state
 */

#define PDC_CHASSIS_DIRECT_BSTART	0
#define PDC_CHASSIS_DIRECT_BCOMPLETE	1
#define PDC_CHASSIS_DIRECT_SHUTDOWN	2
#define PDC_CHASSIS_DIRECT_PANIC	3
#define PDC_CHASSIS_DIRECT_HPMC		4
#define PDC_CHASSIS_DIRECT_LPMC		5
#define PDC_CHASSIS_DIRECT_DUMP		6	/* not yet implemented */
#define PDC_CHASSIS_DIRECT_OOPS		7	/* not yet implemented */


/*
 * ------------
 * LEDs control
 * ------------
 * Set the three LEDs -- Run, Attn, and Fault.
 */

/* Old PDC LED control */
#define PDC_CHASSIS_DISP_DATA(v)	((unsigned long)(v) << 17)

/* 
 * Available PDC PAT LED states
 */

#define PDC_CHASSIS_LED_RUN_OFF		(0ULL << 4)
#define PDC_CHASSIS_LED_RUN_FLASH	(1ULL << 4)
#define PDC_CHASSIS_LED_RUN_ON		(2ULL << 4)
#define PDC_CHASSIS_LED_RUN_NC		(3ULL << 4)
#define PDC_CHASSIS_LED_ATTN_OFF	(0ULL << 6)
#define PDC_CHASSIS_LED_ATTN_FLASH	(1ULL << 6)
#define PDC_CHASSIS_LED_ATTN_NC		(3ULL << 6)	/* ATTN ON is invalid */
#define PDC_CHASSIS_LED_FAULT_OFF	(0ULL << 8)
#define PDC_CHASSIS_LED_FAULT_FLASH	(1ULL << 8)
#define PDC_CHASSIS_LED_FAULT_ON	(2ULL << 8)
#define PDC_CHASSIS_LED_FAULT_NC	(3ULL << 8)
#define PDC_CHASSIS_LED_VALID		(1ULL << 10)

/* 
 * Valid PDC PAT LED states combinations
 */

/* System running normally */
#define PDC_CHASSIS_LSTATE_RUN_NORMAL	(PDC_CHASSIS_LED_RUN_ON		| \
					 PDC_CHASSIS_LED_ATTN_OFF	| \
					 PDC_CHASSIS_LED_FAULT_OFF	| \
					 PDC_CHASSIS_LED_VALID		)
/* System crashed and rebooted itself successfully */
#define PDC_CHASSIS_LSTATE_RUN_CRASHREC	(PDC_CHASSIS_LED_RUN_ON		| \
					 PDC_CHASSIS_LED_ATTN_OFF	| \
					 PDC_CHASSIS_LED_FAULT_FLASH	| \
					 PDC_CHASSIS_LED_VALID		)
/* There was a system interruption that did not take the system down */
#define PDC_CHASSIS_LSTATE_RUN_SYSINT	(PDC_CHASSIS_LED_RUN_ON		| \
					 PDC_CHASSIS_LED_ATTN_FLASH	| \
					 PDC_CHASSIS_LED_FAULT_OFF	| \
					 PDC_CHASSIS_LED_VALID		)
/* System running and unexpected reboot or non-critical error detected */
#define PDC_CHASSIS_LSTATE_RUN_NCRIT	(PDC_CHASSIS_LED_RUN_ON		| \
					 PDC_CHASSIS_LED_ATTN_FLASH	| \
					 PDC_CHASSIS_LED_FAULT_FLASH	| \
					 PDC_CHASSIS_LED_VALID		)
/* Executing non-OS code */
#define PDC_CHASSIS_LSTATE_NONOS	(PDC_CHASSIS_LED_RUN_FLASH	| \
					 PDC_CHASSIS_LED_ATTN_OFF	| \
					 PDC_CHASSIS_LED_FAULT_OFF	| \
					 PDC_CHASSIS_LED_VALID		)
/* Boot failed - Executing non-OS code */
#define PDC_CHASSIS_LSTATE_NONOS_BFAIL	(PDC_CHASSIS_LED_RUN_FLASH	| \
					 PDC_CHASSIS_LED_ATTN_OFF	| \
					 PDC_CHASSIS_LED_FAULT_ON	| \
					 PDC_CHASSIS_LED_VALID		)
/* Unexpected reboot occurred - Executing non-OS code */
#define PDC_CHASSIS_LSTATE_NONOS_UNEXP	(PDC_CHASSIS_LED_RUN_FLASH	| \
					 PDC_CHASSIS_LED_ATTN_OFF	| \
					 PDC_CHASSIS_LED_FAULT_FLASH	| \
					 PDC_CHASSIS_LED_VALID		)
/* Executing non-OS code - Non-critical error detected */
#define PDC_CHASSIS_LSTATE_NONOS_NCRIT	(PDC_CHASSIS_LED_RUN_FLASH	| \
					 PDC_CHASSIS_LED_ATTN_FLASH	| \
					 PDC_CHASSIS_LED_FAULT_OFF	| \
					 PDC_CHASSIS_LED_VALID		)
/* Boot failed - Executing non-OS code - Non-critical error detected */
#define PDC_CHASSIS_LSTATE_BFAIL_NCRIT	(PDC_CHASSIS_LED_RUN_FLASH	| \
					 PDC_CHASSIS_LED_ATTN_FLASH	| \
					 PDC_CHASSIS_LED_FAULT_ON	| \
					 PDC_CHASSIS_LED_VALID		)
/* Unexpected reboot/recovering - Executing non-OS code - Non-critical error detected */
#define PDC_CHASSIS_LSTATE_UNEXP_NCRIT	(PDC_CHASSIS_LED_RUN_FLASH	| \
					 PDC_CHASSIS_LED_ATTN_FLASH	| \
					 PDC_CHASSIS_LED_FAULT_FLASH	| \
					 PDC_CHASSIS_LED_VALID		)
/* Cannot execute PDC */
#define PDC_CHASSIS_LSTATE_CANNOT_PDC	(PDC_CHASSIS_LED_RUN_OFF	| \
					 PDC_CHASSIS_LED_ATTN_OFF	| \
					 PDC_CHASSIS_LED_FAULT_OFF	| \
					 PDC_CHASSIS_LED_VALID		)
/* Boot failed - OS not up - PDC has detected a failure that prevents boot */
#define PDC_CHASSIS_LSTATE_FATAL_BFAIL	(PDC_CHASSIS_LED_RUN_OFF	| \
					 PDC_CHASSIS_LED_ATTN_OFF	| \
					 PDC_CHASSIS_LED_FAULT_ON	| \
					 PDC_CHASSIS_LED_VALID		)
/* No code running - Non-critical error detected (double fault situation) */
#define PDC_CHASSIS_LSTATE_NOCODE_NCRIT	(PDC_CHASSIS_LED_RUN_OFF	| \
					 PDC_CHASSIS_LED_ATTN_FLASH	| \
					 PDC_CHASSIS_LED_FAULT_OFF	| \
					 PDC_CHASSIS_LED_VALID		)
/* Boot failed - OS not up - Fatal failure detected - Non-critical error detected */
#define PDC_CHASSIS_LSTATE_FATAL_NCRIT	(PDC_CHASSIS_LED_RUN_OFF	| \
					 PDC_CHASSIS_LED_ATTN_FLASH	| \
					 PDC_CHASSIS_LED_FAULT_ON	| \
					 PDC_CHASSIS_LED_VALID		)
/* All other states are invalid */


/*
 * --------------
 * PDC Log events
 * --------------
 * Here follows bits needed to fill up the log event sent to PDC_CHASSIS
 * The log message contains: Alert level, Source, Source detail,
 * Source ID, Problem detail, Caller activity, Activity status, 
 * Caller subactivity, Reporting entity type, Reporting entity ID,
 * Data type, Unique message ID and EOM. 
 */

/* Alert level */
#define PDC_CHASSIS_ALERT_FORWARD	(0ULL << 36)	/* no failure detected */
#define PDC_CHASSIS_ALERT_SERPROC	(1ULL << 36)	/* service proc - no failure */
#define PDC_CHASSIS_ALERT_NURGENT	(2ULL << 36)	/* non-urgent operator attn */
#define PDC_CHASSIS_ALERT_BLOCKED	(3ULL << 36)	/* system blocked */
#define PDC_CHASSIS_ALERT_CONF_CHG	(4ULL << 36)	/* unexpected configuration change */
#define PDC_CHASSIS_ALERT_ENV_PB	(5ULL << 36)	/* boot possible, environmental pb */
#define PDC_CHASSIS_ALERT_PENDING	(6ULL << 36)	/* boot possible, pending failure */
#define PDC_CHASSIS_ALERT_PERF_IMP	(8ULL << 36)	/* boot possible, performance impaired */
#define PDC_CHASSIS_ALERT_FUNC_IMP	(10ULL << 36)	/* boot possible, functionality impaired */
#define PDC_CHASSIS_ALERT_SOFT_FAIL	(12ULL << 36)	/* software failure */
#define PDC_CHASSIS_ALERT_HANG		(13ULL << 36)	/* system hang */
#define PDC_CHASSIS_ALERT_ENV_FATAL	(14ULL << 36)	/* fatal power or environmental pb */
#define PDC_CHASSIS_ALERT_HW_FATAL	(15ULL << 36)	/* fatal hardware problem */

/* Source */
#define PDC_CHASSIS_SRC_NONE		(0ULL << 28)	/* unknown, no source stated */
#define PDC_CHASSIS_SRC_PROC		(1ULL << 28)	/* processor */
/* For later use ? */
#define PDC_CHASSIS_SRC_PROC_CACHE	(2ULL << 28)	/* processor cache*/