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4.1.13 IDE Test
4.1.13.1 Test overview
This section defines the IDE test items. See Table 4.1 for the relationship between test items and correspond-
ing devices.
Table 4.1 Test items of IDE devices
CD-ROM SuperDisk DVD-ROM
Random read test X - X
Sequential read test X - X
Bitmap test X - -
One block read test X - X
Play audio test X - -
Command test X X X
Register test X X X
Butterfly read test X - X
FD write/read test - X -
Legends X: Selectable
-: Not selectable
Random read test
Reads data for the block selected at random to check that the device operates normally.
Sequential read test
Reads and compares data for the block specified by the user to check that the device operates normally.
Bitmap test
Searches bitmap file (*.BMP) and displays its contents to check that the device operates normally.
One block read test
Reads data for each block twice and compares each read data to check that the device operates normally.
Play audio test
Plays the track specified by the user to check that the audio player operates normally.
Command test
This test attempts to issue ATA and ATAPI commands to the device, and checks that the device operates nor-
mally.
NOTE: Depending on command issued, data in the device may be lost or the device‘s parameter may
be changed.
Register test
This test attempts to read and write access to legacy IDE registers and bus master IDE registers, and checks
that the device operates normally.