Other Function - BootROM Service Function

syBtCheckDisc

Distinguishes disc types

FORMAT

Sint32 syBtCheckDisc( Void )

PARAMETER

None

RETURN

 Negative value  Checking 
 0  Dreamcast disc 
 Positive value  Other than Dreamcast disc 

DESCRIPTION

Checks the type of disc inserted in the disc tray.

NOTE

This function operates only in boot ROM version 0.972 and later. In boot ROM versions earlier than version 0.972, this function always returns a "0", and normal internal operation will be disrupted. This function should not be called more than once per 1Vsync.

syBtCheckDisc
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