msr_thermal.c File Reference

#include <stddef.h>
#include <stdio.h>
#include <stdint.h>
#include <sys/time.h>
#include "msr_core.h"
#include "memhdlr.h"
#include "msr_thermal.h"
#include "cpuid.h"
#include "libmsr_debug.h"

Include dependency graph for msr_thermal.c:

Functions
void	store_temp_target (struct msr_temp_target **tt)
	Store the target temperature data on the heap.
void	store_therm_stat (struct therm_stat **ts)
	Store the per-core thermal status data on the heap.
void	store_therm_interrupt (struct therm_interrupt **ti)
	Store the per-core thermal interrupt data on the heap.
void	store_pkg_therm_stat (struct pkg_therm_stat **ps)
	Store the package-level thermal status data on the heap.
void	store_pkg_therm_interrupt (struct pkg_therm_interrupt **pi)
	Store the package-level thermal interrupt data on the heap.
void	is_init (void)
	Initialize temperature target data – store variable on the heap and read current temperature target.
void	get_temp_target (struct msr_temp_target *s)
	Retrieve current minimum temperature (in degree Celsius) at which PROCHOT will be asserted.
void	get_therm_stat (struct therm_stat *s)
	Read value of the IA32_THERM_STATUS register and translate bit fields to human-readable values.
void	get_therm_interrupt (struct therm_interrupt *s)
	Read value of the IA32_THERM_INTERRUPT register and translate bit fields to human-readable values.
void	get_pkg_therm_stat (struct pkg_therm_stat *s)
	Read value of the IA32_PACKAGE_THERM_STATUS register and translate bit fields to human-readable values.
void	get_pkg_therm_interrupt (struct pkg_therm_interrupt *s)
	Read value of the IA32_PACKAGE_THERM_INTERRUPT register and translate bit fields to human-readable values.
int	therm2_ctl_storage (uint64_t **thermctlref)
	Store the package-level thermal control data on the heap.
int	get_pkg_therm2_ctl (void)
	Read value of the MSR_THERM2_CTL register.
int	dump_therm2_ctl (FILE *writedest)
	Print out control settings for Thermal Monitor #2.
void	set_therm_stat (struct therm_stat *s)
	Set value for IA32_THERM_STATUS across all cores.
void	set_therm_interrupt (struct therm_interrupt *s)
	Set value for IA32_THERM_INTERRUPT across all cores.
void	set_pkg_therm_stat (struct pkg_therm_stat *s)
	Set value for IA32_PACKAGE_THERM_STATUS across all sockets.
void	set_pkg_therm_interrupt (struct pkg_therm_interrupt *s)
	Set value for IA32_PACKAGE_THERM_INTERRUPT across all sockets.
void	dump_therm_data_terse_label (FILE *writedest)
	Print the label for the abbreviated thermal status and interrupt data printout.
void	dump_therm_data_terse (FILE *writedest)
	Print abbreviated thermal status and interrupt data.
void	dump_therm_data_verbose_label (FILE *writedest)
	Print the label for the detailed thermal status and interrupt data printout.
void	dump_therm_temp_reading (FILE *writedest)
	Print only temperature data.
void	dump_therm_data_verbose (FILE *writedest)
	Print detailed thermal status and interrupt data.

Function Documentation

int dump_therm2_ctl

(

FILE *

writedest

)

Print out control settings for Thermal Monitor #2.

Parameters

[in]

writedest

File stream where output will be written to.

Returns

0 if successful, else return a value less than 0 if therm2_ctl_storage() fails.

void dump_therm_data_terse

(

FILE *

writedest

)

Print abbreviated thermal status and interrupt data.

Parameters

[in]

writedest

File stream where output will be written to.

void dump_therm_data_terse_label

(

FILE *

writedest

)

Print the label for the abbreviated thermal status and interrupt data printout.

Parameters

[in]

writedest

File stream where output will be written to.

void dump_therm_data_verbose

(

FILE *

writedest

)

Print detailed thermal status and interrupt data.

Parameters

[in]

writedest

File stream where output will be written to.

void dump_therm_data_verbose_label

(

FILE *

writedest

)

Print the label for the detailed thermal status and interrupt data printout.

Parameters

[in]

writedest

File stream where output will be written to.

void dump_therm_temp_reading

(

FILE *

writedest

)

Print only temperature data.

Parameters

[in]

writedest

File stream where output will be written to.

int get_pkg_therm2_ctl

(

void

)

Read value of the MSR_THERM2_CTL register.

Returns

0 if successful, else 1 if read_msr_by_coord() fails.

void get_pkg_therm_interrupt

(

struct pkg_therm_interrupt *

s

)

Read value of the IA32_PACKAGE_THERM_INTERRUPT register and translate bit fields to human-readable values.

Parameters

[out]

s

Data for package-level thermal interrupts.

void get_pkg_therm_stat

(

struct pkg_therm_stat *

s

)

Read value of the IA32_PACKAGE_THERM_STATUS register and translate bit fields to human-readable values.

Parameters

[out]

s

Data for package-level thermal status.

void get_temp_target

(

struct msr_temp_target *

s

)

Retrieve current minimum temperature (in degree Celsius) at which PROCHOT will be asserted.

Parameters

[out]

s

Data for target temperature.

void get_therm_interrupt

(

struct therm_interrupt *

s

)

Read value of the IA32_THERM_INTERRUPT register and translate bit fields to human-readable values.

Parameters

[out]

s

Data for per-core thermal interrupts.

void get_therm_stat

(

struct therm_stat *

s

)

Read value of the IA32_THERM_STATUS register and translate bit fields to human-readable values.

Parameters

[out]

s

Data for per-core thermal status.

void is_init

(

void

)

Initialize temperature target data – store variable on the heap and read current temperature target.

void set_pkg_therm_interrupt

(

struct pkg_therm_interrupt *

s

)

Set value for IA32_PACKAGE_THERM_INTERRUPT across all sockets.

Parameters

[in]

s

Data for package-level thermal interrupts.

void set_pkg_therm_stat

(

struct pkg_therm_stat *

s

)

Set value for IA32_PACKAGE_THERM_STATUS across all sockets.

Parameters

[in]

s

Data for package-level thermal status.

void set_therm_interrupt

(

struct therm_interrupt *

s

)

Set value for IA32_THERM_INTERRUPT across all cores.

Parameters

[in]

s

Data for per-core thermal interrupts.

void set_therm_stat

(

struct therm_stat *

s

)

Set value for IA32_THERM_STATUS across all cores.

Parameters

[in]

s

Data for per-core thermal status.

void store_pkg_therm_interrupt

(

struct pkg_therm_interrupt **

pi

)

Store the package-level thermal interrupt data on the heap.

Parameters

[out]

pi

Pointer to data for package-level thermal interrupts.

void store_pkg_therm_stat

(

struct pkg_therm_stat **

ps

)

Store the package-level thermal status data on the heap.

Parameters

[out]

ps

Pointer to data for package-level thermal status.

void store_temp_target

(

struct msr_temp_target **

tt

)

Store the target temperature data on the heap.

Parameters

[out]

tt

Pointer to data for target temperature.

void store_therm_interrupt

(

struct therm_interrupt **

ti

)

Store the per-core thermal interrupt data on the heap.

Parameters

[out]

ti

Pointer to data for per-core thermal interrupts.

void store_therm_stat

(

struct therm_stat **

ts

)

Store the per-core thermal status data on the heap.

Parameters

[out]

ts

Pointer to data for per-core thermal status.

int therm2_ctl_storage

(

uint64_t **

thermctlref

)

Store the package-level thermal control data on the heap.

Parameters

[out]

thermctlref

Pointer to data for package-level thermal control.

Returns

0 if successful.