IOCtl Parameter Block (changes)
Showing changes from revision #6 to #7:
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Programmer's OS Reference SWI Manuals Calls
» Part OS_Args 15 – SWI Calls
» OS OS_Args 9
» IOCtl Parameter BlockOS_Args
» OS_Args 9
| Offset | Contents | Notes |
|---|---|---|
| 0-1 | IOCtl Reason Codes | |
| 2 | IOCtl group code | |
| 3 | Bit 6 = read | |
| Bit 7 = write | ||
| 4 | Data | Size of data is reason code dependent |
» IOCtl Parameter Block
| Offset | Contents | Notes |
|---|---|---|
| 0-1 | IOCtl Reason Codes | |
| 2 | IOCtl group code | |
| 3 | Bit 6 = read | |
| Bit 7 = write | ||
| 4 | Data | Size of data is reason code dependant |
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