OS_Memory 16 Flags (changes)
Showing changes from revision #4 to #5:
Added | Removed | Changed
OS SWI Calls
» OS_Memory
» OS_Memory 16
» Flags
Flags
| Bits | Meaning |
|---|---|
| 0-7 | 16 (&10) |
| 8-15 | 1 = cursor/system/sound |
| 2 = IRQ stack | |
| 3 = SVC stack | |
| 4 = ABT stack | |
| 5 = UND stack | |
| 6 = Soft CAM | |
| 7 = Level 1 page tables | |
| 8 = Level 2 page tables | |
| 9 = HAL workspace | |
| 10 = Kernel buffers | |
| 11 = HAL uncacheable workspace | |
| 12 = Kernel ‘zero page’ workspace | |
| 13 = Processor vectors | |
| 14 = Debugger workspace | |
| 15 = Scratch space | |
| 16 = Page zero “compatibility page” (OS_Memory 20) | |
| 17 = Kernel C workspace (read-write/zero-init data sections) | |
| All other bits are reserved, and must be zero | |
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