ipmi_kcs_sm.c File Reference

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/string.h>
#include <linux/jiffies.h>
#include <linux/ipmi_msgdefs.h>
#include "ipmi_si_sm.h"

Go to the source code of this file.

Data Structures
struct	si_sm_data

Macros
#define	KCS_DEBUG_STATES   4
#define	KCS_DEBUG_MSG   2
#define	KCS_DEBUG_ENABLE   1
#define	MAX_KCS_READ_SIZE   IPMI_MAX_MSG_LENGTH
#define	MAX_KCS_WRITE_SIZE   IPMI_MAX_MSG_LENGTH
#define	IBF_RETRY_TIMEOUT   5000000
#define	OBF_RETRY_TIMEOUT   5000000
#define	MAX_ERROR_RETRIES   10
#define	ERROR0_OBF_WAIT_JIFFIES   (2*HZ)
#define	KCS_GET_STATUS_ABORT   0x60
#define	KCS_WRITE_START   0x61
#define	KCS_WRITE_END   0x62
#define	KCS_READ_BYTE   0x68
#define	GET_STATUS_STATE(status)   (((status) >> 6) & 0x03)
#define	KCS_IDLE_STATE   0
#define	KCS_READ_STATE   1
#define	KCS_WRITE_STATE   2
#define	KCS_ERROR_STATE   3
#define	GET_STATUS_ATN(status)   ((status) & 0x04)
#define	GET_STATUS_IBF(status)   ((status) & 0x02)
#define	GET_STATUS_OBF(status)   ((status) & 0x01)

Enumerations
enum	kcs_states {   KCS_IDLE, KCS_START_OP, KCS_WAIT_WRITE_START, KCS_WAIT_WRITE,   KCS_WAIT_WRITE_END, KCS_WAIT_READ, KCS_ERROR0, KCS_ERROR1,   KCS_ERROR2, KCS_ERROR3, KCS_HOSED }

Functions
	module_param (kcs_debug, int, 0644)
	MODULE_PARM_DESC (kcs_debug,"debug bitmask, 1=enable, 2=messages, 4=states")

Variables
struct si_sm_handlers	kcs_smi_handlers

Macro Definition Documentation

#define ERROR0_OBF_WAIT_JIFFIES   (2*HZ)

Definition at line 124 of file ipmi_kcs_sm.c.

#define GET_STATUS_ATN

(

status

)

((status) & 0x04)

Definition at line 193 of file ipmi_kcs_sm.c.

#define GET_STATUS_IBF

(

status

)

((status) & 0x02)

Definition at line 194 of file ipmi_kcs_sm.c.

#define GET_STATUS_OBF

(

status

)

((status) & 0x01)

Definition at line 195 of file ipmi_kcs_sm.c.

#define GET_STATUS_STATE

(

status

)

(((status) >> 6) & 0x03)

Definition at line 188 of file ipmi_kcs_sm.c.

#define IBF_RETRY_TIMEOUT   5000000

Definition at line 121 of file ipmi_kcs_sm.c.

#define KCS_DEBUG_ENABLE   1

Definition at line 55 of file ipmi_kcs_sm.c.

#define KCS_DEBUG_MSG   2

Definition at line 54 of file ipmi_kcs_sm.c.

#define KCS_DEBUG_STATES   4

Definition at line 53 of file ipmi_kcs_sm.c.

#define KCS_ERROR_STATE   3

Definition at line 192 of file ipmi_kcs_sm.c.

#define KCS_GET_STATUS_ABORT   0x60

Definition at line 182 of file ipmi_kcs_sm.c.

#define KCS_IDLE_STATE   0

Definition at line 189 of file ipmi_kcs_sm.c.

#define KCS_READ_BYTE   0x68

Definition at line 185 of file ipmi_kcs_sm.c.

#define KCS_READ_STATE   1

Definition at line 190 of file ipmi_kcs_sm.c.

#define KCS_WRITE_END   0x62

Definition at line 184 of file ipmi_kcs_sm.c.

#define KCS_WRITE_START   0x61

Definition at line 183 of file ipmi_kcs_sm.c.

#define KCS_WRITE_STATE   2

Definition at line 191 of file ipmi_kcs_sm.c.

#define MAX_ERROR_RETRIES   10

Definition at line 123 of file ipmi_kcs_sm.c.

#define MAX_KCS_READ_SIZE   IPMI_MAX_MSG_LENGTH

Definition at line 117 of file ipmi_kcs_sm.c.

#define MAX_KCS_WRITE_SIZE   IPMI_MAX_MSG_LENGTH

Definition at line 118 of file ipmi_kcs_sm.c.

#define OBF_RETRY_TIMEOUT   5000000

Definition at line 122 of file ipmi_kcs_sm.c.

Enumeration Type Documentation

enum kcs_states

Enumerator:

KCS_IDLE
KCS_START_OP
KCS_WAIT_WRITE_START
KCS_WAIT_WRITE
KCS_WAIT_WRITE_END
KCS_WAIT_READ
KCS_ERROR0
KCS_ERROR1
KCS_ERROR2
KCS_ERROR3
KCS_HOSED

Definition at line 62 of file ipmi_kcs_sm.c.

Function Documentation

module_param	(	kcs_debug	,
		int	,
		0644
	)

MODULE_PARM_DESC	(	kcs_debug	,
		"debug	bitmask,
		1	= enable,
		2	= messages
	)

Variable Documentation

struct si_sm_handlers kcs_smi_handlers

Initial value:

= {
    .init_data         = init_kcs_data,
    .start_transaction = start_kcs_transaction,
    .get_result        = get_kcs_result,
    .event             = kcs_event,
    .detect            = kcs_detect,
    .cleanup           = kcs_cleanup,
    .size              = kcs_size,
}

Definition at line 542 of file ipmi_kcs_sm.c.