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| author | Mark Haywood <Mark.Haywood@Sun.COM> | 2008-08-13 12:28:54 -0400 |
|---|---|---|
| committer | Mark Haywood <Mark.Haywood@Sun.COM> | 2008-08-13 12:28:54 -0400 |
| commit | 7f606acec863be28b51fb0f694ca86b41ca76e6d (patch) | |
| tree | 533d1e3ec55bea148c9f85328f932d93685b87d4 /usr/src/uts/i86pc/sys/cpupm.h | |
| parent | d3a1459128b677cee1a84512ca49eef4bffd392d (diff) | |
| download | illumos-joyent-7f606acec863be28b51fb0f694ca86b41ca76e6d.tar.gz | |
6715149 T-State support for intel based processors
--HG--
rename : usr/src/uts/i86pc/io/cpu_acpi.c => usr/src/uts/i86pc/io/cpudrv/cpu_acpi.c
rename : usr/src/uts/i86pc/io/cpudrv_plat.c => usr/src/uts/i86pc/io/cpudrv/cpudrv_mach.c
rename : usr/src/uts/i86pc/io/pwrnow.c => usr/src/uts/i86pc/io/cpudrv/pwrnow.c
rename : usr/src/uts/i86pc/io/speedstep.c => usr/src/uts/i86pc/io/cpudrv/speedstep.c
rename : usr/src/uts/i86pc/sys/cpudrv_plat.h => usr/src/uts/i86pc/sys/cpudrv_mach.h
rename : usr/src/uts/sun4u/io/cpudrv_plat.c => usr/src/uts/sun4u/io/cpudrv_mach.c
rename : usr/src/uts/sun4u/sys/cpudrv_plat.h => usr/src/uts/sun4u/sys/cpudrv_mach.h
Diffstat (limited to 'usr/src/uts/i86pc/sys/cpupm.h')
| -rw-r--r-- | usr/src/uts/i86pc/sys/cpupm.h | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/usr/src/uts/i86pc/sys/cpupm.h b/usr/src/uts/i86pc/sys/cpupm.h index eb32f3e494..2510a0fb60 100644 --- a/usr/src/uts/i86pc/sys/cpupm.h +++ b/usr/src/uts/i86pc/sys/cpupm.h @@ -19,15 +19,13 @@ * CDDL HEADER END */ /* - * Copyright 2007 Sun Microsystems, Inc. All rights reserved. + * Copyright 2008 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _CPUPM_H #define _CPUPM_H -#pragma ident "%Z%%M% %I% %E% SMI" - #ifdef __cplusplus extern "C" { #endif @@ -51,6 +49,15 @@ typedef struct cpupm_cpu_dependency { } cpupm_cpu_dependency_t; /* + * If any states are added, then make sure to add them to + * CPUPM_ALL_STATES. + */ +#define CPUPM_NO_STATES 0x00 +#define CPUPM_P_STATES 0x01 +#define CPUPM_T_STATES 0x02 +#define CPUPM_ALL_STATES (CPUPM_P_STATES | CPUPM_T_STATES) + +/* * Callbacks used for CPU power management. */ extern void (*cpupm_rebuild_cpu_domains)(void); @@ -71,7 +78,8 @@ extern void cpupm_free_cpu_dependencies(); * */ extern boolean_t cpupm_is_ready(); -extern void cpupm_enable(boolean_t); +extern boolean_t cpupm_is_enabled(uint32_t); +extern void cpupm_disable(uint32_t); extern void cpupm_post_startup(); #ifdef __cplusplus |