PPC services: Difference between revisions
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! Cmd || Name || Notes | ! Cmd || Name || Notes | ||
|- | |- | ||
| 0 || | | 0 || SetPerformanceConfiguration || Takes u32 PerformanceMode | ||
|- | |- | ||
| 1 || | | 1 || GetPerformanceConfiguration || Takes u32 PerformanceMode, u32 PerformanceConfiguration | ||
|} | |} | ||
Revision as of 09:58, 11 July 2017
APM is utilized for setting system performance profiles; including clocks for CPU, GPU, and memory.
apm
| Cmd | Name | Notes |
|---|---|---|
| 0 | GetISession | |
| 1 | GetPerformanceMode |
ISession
| Cmd | Name | Notes |
|---|---|---|
| 0 | SetPerformanceConfiguration | Takes u32 PerformanceMode |
| 1 | GetPerformanceConfiguration | Takes u32 PerformanceMode, u32 PerformanceConfiguration |
PerformanceMode
| Value | Name |
|---|---|
| 0 | Handheld |
| 1 | Docked |
PerformanceConfiguration
| Value | Name |
|---|---|
| 0x10000 | Docked profiles |
| 0x10001 | |
| 0x10002 | |
| 0x20000 | Handheld profiles |
| 0x20001 | |
| 0x20002 | |
| 0x20003 | |
| 0x20004 | |
| 0x20005 | |
| 0x20006 | |
| 0x92220007 | Unknown profiles |
| 0x92220008 |
The lower 16 bits seem to loosely indicate relative profile performance, with higher values being slower. Unknown profiles can be applied in handheld mode (these may be ultra-low-power modes).