BIOS calls: Difference between revisions
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= Jump tables = | = Jump tables = | ||
{| class="regdef" | {| class="regdef" style="text-align:center;" | ||
|Call address | |'''Call address''' | ||
|SP-E | |'''"SP-E" MVS BIOS''' | ||
|TOP-SP1-1 | |'''"TOP-SP1-1" CDM3-2 BIOS''' | ||
| | |'''"NEOCD.BIN" CDZ BIOS''' | ||
|- | |- | ||
|$C00402 to $C00432 | |$C00402 to $C00432 | ||
| Line 13: | Line 13: | ||
|- | |- | ||
|$C00438 | |$C00438 | ||
|colspan="3"| | |colspan="3"|VBlank handler for boot process (?) | ||
|- | |- | ||
|$C0043E | |$C0043E | ||
| Line 25: | Line 25: | ||
|colspan="3"|BIOSF_VBL | |colspan="3"|BIOSF_VBL | ||
|- | |- | ||
|$C00450 | |$C00450,$C00456 | ||
|colspan="3"|? | |colspan="3"|? | ||
|- | |||
|$C0045C | |||
|BIOSF_GETTIME | |||
|colspan="2"|? | |||
|- | |- | ||
|$C00462 | |$C00462 | ||
| Line 40: | Line 44: | ||
|colspan="2"|? | |colspan="2"|? | ||
|- | |- | ||
|$C00474 | |$C00474 | ||
|BIOSF_HOWTOPLAY | |||
|colspan="2"|RTS | |||
|- | |||
|$C0047A | |||
|? | |? | ||
|colspan="2"|RTS | |colspan="2"|RTS | ||
| Line 58: | Line 66: | ||
|$C004DA | |$C004DA | ||
|Invalid | |Invalid | ||
|HBlank handler | |colspan="2"|HBlank handler | ||
|- | |- | ||
|$C004E0 to $C004F2 | |$C004E0 to $C004F2 | ||
|Invalid | |Invalid | ||
|$FF0000 range register operations and RTEs | |colspan="2"|$FF0000 range register operations and RTEs | ||
|- | |- | ||
|$C004F8 to $C0051C | |$C004F8 to $C0051C | ||
| Line 76: | Line 82: | ||
|$C00546 | |$C00546 | ||
|Invalid | |Invalid | ||
|colspan="2"| | |colspan="2"|BIOSF_UPLOAD | ||
|- | |- | ||
|$C0054C | |$C0054C | ||
| Line 84: | Line 90: | ||
|$C00522 | |$C00522 | ||
|Invalid | |Invalid | ||
|colspan="2"| | |colspan="2"|BIOSF_LOADFILE | ||
|- | |- | ||
|$C00558 | |$C00558 | ||
|Invalid | |Invalid | ||
|colspan="2"|? | |colspan="2"|? | ||
|- | |||
|$C0055E | |||
|Invalid | |||
|colspan="2"|BIOSF_CDPLAYER | |||
|- | |- | ||
|$C00564 | |$C00564 | ||
|Invalid | |Invalid | ||
|colspan="2"| | |colspan="2"|BIOSF_LOADFILEX (?) | ||
|- | |- | ||
|$C0056A | |$C0056A | ||
|Invalid | |Invalid | ||
|colspan="2"| | |colspan="2"|BIOSF_CDDACMD | ||
|- | |- | ||
|$C00570 | |$C00570 | ||
|Invalid | |Invalid | ||
|colspan="2"| | |colspan="2"|BIOSF_VIDEOEN | ||
|- | |- | ||
|$C00576 to $C00582 | |$C00576 to $C00582 | ||
| Line 106: | Line 116: | ||
|colspan="2"|? | |colspan="2"|? | ||
|- | |- | ||
|$C00588 | |$C00588 to $C00594 | ||
|Invalid | |Invalid | ||
|RTS | |RTS | ||
|? | |? | ||
|- | |- | ||
|$ | |$C0059A to $C006FC | ||
|Invalid | |Invalid | ||
|colspan="2"|RTS | |colspan="2"|RTS | ||
Revision as of 18:48, 16 April 2011
Please see ASM Defines or C Defines for the hex addresses.
Jump tables
| Call address | "SP-E" MVS BIOS | "TOP-SP1-1" CDM3-2 BIOS | "NEOCD.BIN" CDZ BIOS |
| $C00402 to $C00432 | Entry point | ||
| $C00438 | VBlank handler for boot process (?) | ||
| $C0043E | ? | RTS | |
| $C00444 | Some games JMP here | ||
| $C0044A | BIOSF_VBL | ||
| $C00450,$C00456 | ? | ||
| $C0045C | BIOSF_GETTIME | ? | |
| $C00462 | ? | RTS | |
| $C00468 | BIOSF_CRDACCESS | ? | |
| $C0046E | BIOSF_CRDREPORT | ? | |
| $C00474 | BIOSF_HOWTOPLAY | RTS | |
| $C0047A | ? | RTS | |
| $C00480 to $C004BC | RTS | ||
| $C004C2 | BIOSF_CLEARFIX | ||
| $C004C8 | BIOSF_CLEARSPR | ||
| $C004CE, $C004D4 | ? | ||
| $C004DA | Invalid | HBlank handler | |
| $C004E0 to $C004F2 | Invalid | $FF0000 range register operations and RTEs | |
| $C004F8 to $C0051C | Invalid | RTS | |
| $C00522 to $C00540 | Invalid | ? | |
| $C00546 | Invalid | BIOSF_UPLOAD | |
| $C0054C | Invalid | ? | |
| $C00522 | Invalid | BIOSF_LOADFILE | |
| $C00558 | Invalid | ? | |
| $C0055E | Invalid | BIOSF_CDPLAYER | |
| $C00564 | Invalid | BIOSF_LOADFILEX (?) | |
| $C0056A | Invalid | BIOSF_CDDACMD | |
| $C00570 | Invalid | BIOSF_VIDEOEN | |
| $C00576 to $C00582 | Invalid | ? | |
| $C00588 to $C00594 | Invalid | RTS | ? |
| $C0059A to $C006FC | Invalid | RTS | |
Generic BIOS calls
BIOS calls common to every system.
- BIOSF_CLEARFIX: Clear fix layer
- BIOSF_CLEARSPR: Clear sprites
- BIOSF_VBL: Multiple purpose VBL routine
AES/MVS only BIOS calls
- BIOSF_CRDACCESS: Perform memory card operation
CD only BIOS calls
- BIOSF_VIDEOEN: Enable/disable video layers
- BIOSF_UPLOAD: Upload data to DRAM
- BIOSF_LOADFILE: Load file from CD (with animation)
- BIOSF_CDPLAYER ($C0055E): Reset to CD player
- BIOSF_LOADFILEX (?) ($C00564): Load file from CD (no animation)
- BIOSF_CDDACMD: Issue CDDA command
CDZ only BIOS calls
Check track 0 ? Copy protection