Memory budget
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A memory budget is an area of memory reserved by the system for a specific usage.
List
Here is a list of default budgets. They are allocated on boot by SceProcessmgr. They vary per FW version, and per boot flags.
Name | Base paddr | Size | Comments |
---|---|---|---|
ScePhyMemPartGameCdram | 0x20000000 / 0x21000000 (0.995 internal) | 0x07000000 | cdram for game |
ScePhyMemPartShellCdram | 0x27000000 / 0x20000000 (0.995 internal) | 0x01000000 | cdram for shell |
ScePhyMemPartKD | 0x40200000 / 0x40300000 (0.995 internal) | 0x02400000 / 0x02000000 (0.995 internal) | for kernel drivers |
ScePhyMemPartPhyCont | 0x42600000 / 0x42300000 (0.995 internal) | 0x01A00000 | physically continuous memory |
ScePhyMemPartShared | 0x44000000 / 0x43D00000 (0.995 internal) | 0x00800000 | for shared modules |
ScePhyMemPartGameCDialog | 0x44800000 / 0x44500000 (0.995 internal) | 0x00900000 | for game cdialog |
ScePhyMemPartShell | 0x45100000 / 0x44E00000 (0.995 internal) | 0x03200000 / 0x03000000 (0.995 internal) | for shell |
ScePhyMemPartReserved | 0x47E00000 (0.995 internal) | 0x00600000 (0.995 internal) | reserved |
Remaining memory | 0x48300000 / 0x48400000 (0.995 internal) | 0x07D00000 / 0x07C00000 (0.995 internal) | Remaining memory for user module page and system memory. |
ScePhyMemPartGame | 0x50000000 | 0x10000000 / 0x20000000 (0.995 internal) | for game |
ScePhyMemPartTool | 0x70000000 (0.995 internal) | 0x10000000 (0.995 internal) | for TOOL platforms |