| Function | Address | Description |
|---|---|---|
| DOS_REF_XDPB | 0151 | Point at XDPB for this drive |
Synopsys
Point at the XDPB for this drive. (The XDPB is required by the floppy disk driver routines.)
Entry Parameters
| Register | Content |
|---|---|
| A | Drive letter A…P |
Exit Parameters
- If OK:
- Carry true
- A corrupt
- IX = Address of XDPB
- Otherwise:
- Carry false
- A=Error code
- IX corrupt
- Always:
- BC DE HL corrupt, all other registers preserved.