This service returns information about whether a given drive is managed by the IFS manager and whether it is being handled by protect or real-mode drivers. This information can be useful for certain purposes e.g. for paging.
| [EAX] | Additional drive information: |
| Drive Information Flags: | |
| IFS_DRV_RMM | This drive is an IFS drive but it uses real-mode drivers. There are no protect-mode drivers to service this drive. |
| IFS_DRV_DOS_DISK_INFO | This drive is a special drive such as a compressed real-mode drive that has no protect-mode driver. For these drivers to work, the DOS get disk info call needs to be sent down for correct results. This information is utilized by certain other components in the system for various purposes. |
Carry set, this is not an IFS drive. It is handled by DOS or a third-party provider.
| Registers Used
EAX, Flags. |