Command codes for GD-ROM syscalsl More...

Macros
#define	CMD_CHECK_LICENSE 2
	Check license.

#define	CMD_REQ_SPI_CMD 4
	Request to Sega Packet Interface.

#define	CMD_PIOREAD 16
	Read via PIO.

#define	CMD_DMAREAD 17
	Read via DMA.

#define	CMD_GETTOC 18
	Read TOC.

#define	CMD_GETTOC2 19
	Read TOC.

#define	CMD_PLAY 20
	Play track.

#define	CMD_PLAY2 21
	Play sectors.

#define	CMD_PAUSE 22
	Pause playback.

#define	CMD_RELEASE 23
	Resume from pause.

#define	CMD_INIT 24
	Initialize the drive.

#define	CMD_DMA_ABORT 25
	Abort DMA transfer.

#define	CMD_OPEN_TRAY 26
	Open CD tray (on DevBox?)

#define	CMD_SEEK 27
	Seek to a new position.

#define	CMD_DMAREAD_STREAM 28
	Stream DMA until end/abort.

#define	CMD_NOP 29
	No operation.

#define	CMD_REQ_MODE 30
	Request mode.

#define	CMD_SET_MODE 31
	Setup mode.

#define	CMD_SCAN_CD 32
	Scan CD.

#define	CMD_STOP 33
	Stop the disc from spinning.

#define	CMD_GETSCD 34
	Get subcode data.

#define	CMD_GETSES 35
	Get session.

#define	CMD_REQ_STAT 36
	Request stat.

#define	CMD_PIOREAD_STREAM 37
	Stream PIO until end/abort.

#define	CMD_DMAREAD_STREAM_EX 38
	Stream DMA transfer.

#define	CMD_PIOREAD_STREAM_EX 39
	Stream PIO transfer.

#define	CMD_GET_VERS 40
	Get syscall driver version.

#define	CMD_MAX 47
	Max of GD syscall commands.

Detailed Description

Command codes for GD-ROM syscalsl

These are the syscall command codes used to actually do stuff with the GD-ROM drive. These were originally provided by maiwe.

Macro Definition Documentation

◆ CMD_CHECK_LICENSE

#define CMD_CHECK_LICENSE 2

Check license.

◆ CMD_DMA_ABORT

#define CMD_DMA_ABORT 25

Abort DMA transfer.

◆ CMD_DMAREAD

#define CMD_DMAREAD 17

Read via DMA.

◆ CMD_DMAREAD_STREAM

#define CMD_DMAREAD_STREAM 28

Stream DMA until end/abort.

◆ CMD_DMAREAD_STREAM_EX

#define CMD_DMAREAD_STREAM_EX 38

Stream DMA transfer.

◆ CMD_GET_VERS

#define CMD_GET_VERS 40

Get syscall driver version.

◆ CMD_GETSCD

#define CMD_GETSCD 34

Get subcode data.

◆ CMD_GETSES

#define CMD_GETSES 35

Get session.

◆ CMD_GETTOC

#define CMD_GETTOC 18

Read TOC.

◆ CMD_GETTOC2

#define CMD_GETTOC2 19

Read TOC.

◆ CMD_INIT

#define CMD_INIT 24

Initialize the drive.

◆ CMD_MAX

#define CMD_MAX 47

Max of GD syscall commands.

◆ CMD_NOP

#define CMD_NOP 29

No operation.

◆ CMD_OPEN_TRAY

#define CMD_OPEN_TRAY 26

Open CD tray (on DevBox?)

◆ CMD_PAUSE

#define CMD_PAUSE 22

Pause playback.

◆ CMD_PIOREAD

#define CMD_PIOREAD 16

Read via PIO.

◆ CMD_PIOREAD_STREAM

#define CMD_PIOREAD_STREAM 37

Stream PIO until end/abort.

◆ CMD_PIOREAD_STREAM_EX

#define CMD_PIOREAD_STREAM_EX 39

Stream PIO transfer.

◆ CMD_PLAY

#define CMD_PLAY 20

Play track.

◆ CMD_PLAY2

#define CMD_PLAY2 21

Play sectors.

◆ CMD_RELEASE

#define CMD_RELEASE 23

Resume from pause.

◆ CMD_REQ_MODE

#define CMD_REQ_MODE 30

Request mode.

◆ CMD_REQ_SPI_CMD

#define CMD_REQ_SPI_CMD 4

Request to Sega Packet Interface.

◆ CMD_REQ_STAT

#define CMD_REQ_STAT 36

Request stat.

◆ CMD_SCAN_CD

#define CMD_SCAN_CD 32

Scan CD.

◆ CMD_SEEK

#define CMD_SEEK 27

Seek to a new position.

◆ CMD_SET_MODE

#define CMD_SET_MODE 31

Setup mode.

◆ CMD_STOP

#define CMD_STOP 33

Stop the disc from spinning.

Macros