BIOS calls

Please see 68k ASM defines or C Defines for the hex addresses.

= Jump tables =

= Generic BIOS calls = BIOS calls common to every system.


 * FIX_CLEAR: Clear fix layer
 * LSP_1st: Clear sprites
 * SYSTEM_INT1: Multiple purpose VBL routine
 * CARD: Perform memory card operation

= MVS only BIOS calls =
 * READ_CALENDAR: Read the current calendar values and update the relevant BIOS RAM locations
 * SETUP_CALENDAR: Set the calendar values to the data from the relevant BIOS RAM locations

= CD only BIOS calls =


 * BIOSF_VIDEOEN: Enable/disable video layers
 * BIOSF_UPLOAD: Upload data to DRAM
 * BIOSF_LOADFILE: Load file from CD (with animation)
 * BIOSF_CDPLAYER ($C0055E): Reset to CD player
 * BIOSF_LOADFILEX (?) ($C00564): Load file from CD (no animation)
 * BIOSF_CDDACMD: Issue CDDA command

= CDZ only BIOS calls =

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