Differences
This shows you the differences between two versions of the page.
| Both sides previous revisionPrevious revisionNext revision | Previous revisionNext revisionBoth sides next revision | ||
| en:docs:kernel:doskrnl [2023/12/15 03:46] – prokushev | en:docs:kernel:doskrnl [2023/12/18 06:24] – prokushev | ||
|---|---|---|---|
| Line 39: | Line 39: | ||
| VDD is linked list of structures: | VDD is linked list of structures: | ||
| - | VDDs linked list (in init area) in standard DOS Device drivers format | + | VDDs linked list in standard DOS Device drivers format. Entry can be placed in HMA, so need to be sure A20 enabled for such entries. |
| ^ offset ^ Size ^ Description ^ | ^ offset ^ Size ^ Description ^ | ||
| Line 62: | Line 62: | ||
| | Free | [BP+0]:0 | | | Free | [BP+0]:0 | | ||
| | DOSKRNL | | DOSKRNL | ||
| - | | some data | + | | Some data (VDD entries was found here) | ??? | |
| | CMOS Data | 40:0 | | | CMOS Data | 40:0 | | ||
| | Interrupt vectors | 0:0 | | | Interrupt vectors | 0:0 | | ||
| Line 135: | Line 135: | ||
| * VIDEO_SWITCH_NOTIFICATION | * VIDEO_SWITCH_NOTIFICATION | ||
| * VIDEO_WINDOW_REFRESH | * VIDEO_WINDOW_REFRESH | ||
| - | * XMS _HANDLES | + | * XMS_HANDLES |
| * XMS_MEMORY_LIMIT | * XMS_MEMORY_LIMIT | ||
| * XMS_MINIMUM_HMA | * XMS_MINIMUM_HMA | ||