| June 23, 2010 |
8.21 Get Extended Media Change Status (FN 49h)
This function returns media change status. If it returns with CF = 1b, the media may not have been changed. The media change notification may be activated by unlocking and locking the device door without removing the media. This function corresponds to INT 13h FN 16h, but explicitly allows any device number to be passed in. If a
Entry
AH 49h
DL BIOS device number
Exit
Carry Clear Function completed without error
AH Shall be cleared to zero to indicate
AH Shall be set to 06h to indicate that
58 | Working Draft Enhanced Disk Drive - 4 |