Warning: That file was not part of the compilation database. It may have many parsing errors.

1/*
2 * SN Platform system controller communication support
3 *
4 * This file is subject to the terms and conditions of the GNU General Public
5 * License. See the file "COPYING" in the main directory of this archive
6 * for more details.
7 *
8 * Copyright (C) 2004-2006 Silicon Graphics, Inc. All rights reserved.
9 */
10
11/*
12 * This file contains macros and data types for communication with the
13 * system controllers in SGI SN systems.
14 */
15
16#ifndef _SN_SYSCTL_H_
17#define _SN_SYSCTL_H_
18
19#include <linux/types.h>
20#include <linux/spinlock.h>
21#include <linux/wait.h>
22#include <linux/fs.h>
23#include <linux/cdev.h>
24#include <linux/semaphore.h>
25#include <asm/sn/types.h>
26
27#define CHUNKSIZE 127
28
29/* This structure is used to track an open subchannel. */
30struct subch_data_s {
31 nasid_t sd_nasid; /* node on which the subchannel was opened */
32 int sd_subch; /* subchannel number */
33 spinlock_t sd_rlock; /* monitor lock for rsv */
34 spinlock_t sd_wlock; /* monitor lock for wsv */
35 wait_queue_head_t sd_rq; /* wait queue for readers */
36 wait_queue_head_t sd_wq; /* wait queue for writers */
37 struct semaphore sd_rbs; /* semaphore for read buffer */
38 struct semaphore sd_wbs; /* semaphore for write buffer */
39
40 char sd_rb[CHUNKSIZE]; /* read buffer */
41 char sd_wb[CHUNKSIZE]; /* write buffer */
42};
43
44struct sysctl_data_s {
45 struct cdev scd_cdev; /* Character device info */
46 nasid_t scd_nasid; /* Node on which subchannels are opened. */
47};
48
49
50/* argument types */
51#define IR_ARG_INT 0x00 /* 4-byte integer (big-endian) */
52#define IR_ARG_ASCII 0x01 /* null-terminated ASCII string */
53#define IR_ARG_UNKNOWN 0x80 /* unknown data type. The low
54 * 7 bits will contain the data
55 * length. */
56#define IR_ARG_UNKNOWN_LENGTH_MASK 0x7f
57
58
59/* system controller event codes */
60#define EV_CLASS_MASK 0xf000ul
61#define EV_SEVERITY_MASK 0x0f00ul
62#define EV_COMPONENT_MASK 0x00fful
63
64#define EV_CLASS_POWER 0x1000ul
65#define EV_CLASS_FAN 0x2000ul
66#define EV_CLASS_TEMP 0x3000ul
67#define EV_CLASS_ENV 0x4000ul
68#define EV_CLASS_TEST_FAULT 0x5000ul
69#define EV_CLASS_TEST_WARNING 0x6000ul
70#define EV_CLASS_PWRD_NOTIFY 0x8000ul
71
72/* ENV class codes */
73#define ENV_PWRDN_PEND 0x4101ul
74
75#define EV_SEVERITY_POWER_STABLE 0x0000ul
76#define EV_SEVERITY_POWER_LOW_WARNING 0x0100ul
77#define EV_SEVERITY_POWER_HIGH_WARNING 0x0200ul
78#define EV_SEVERITY_POWER_HIGH_FAULT 0x0300ul
79#define EV_SEVERITY_POWER_LOW_FAULT 0x0400ul
80
81#define EV_SEVERITY_FAN_STABLE 0x0000ul
82#define EV_SEVERITY_FAN_WARNING 0x0100ul
83#define EV_SEVERITY_FAN_FAULT 0x0200ul
84
85#define EV_SEVERITY_TEMP_STABLE 0x0000ul
86#define EV_SEVERITY_TEMP_ADVISORY 0x0100ul
87#define EV_SEVERITY_TEMP_CRITICAL 0x0200ul
88#define EV_SEVERITY_TEMP_FAULT 0x0300ul
89
90void scdrv_event_init(struct sysctl_data_s *);
91
92#endif /* _SN_SYSCTL_H_ */
93

Warning: That file was not part of the compilation database. It may have many parsing errors.