adb_iop.h

Go to the documentation of this file.

/*
 * ADB through the IOP
 * Written by Joshua M. Thompson
 */

/* IOP number and channel number for ADB */

#define ADB_IOP     IOP_NUM_ISM
#define ADB_CHAN    2

/* From the A/UX headers...maybe important, maybe not */

#define ADB_IOP_LISTEN  0x01
#define ADB_IOP_TALK    0x02
#define ADB_IOP_EXISTS  0x04
#define ADB_IOP_FLUSH   0x08
#define ADB_IOP_RESET   0x10
#define ADB_IOP_INT 0x20
#define ADB_IOP_POLL    0x40
#define ADB_IOP_UNINT   0x80

#define AIF_RESET   0x00
#define AIF_FLUSH   0x01
#define AIF_LISTEN  0x08
#define AIF_TALK    0x0C

/* Flag bits in struct adb_iopmsg */

#define ADB_IOP_EXPLICIT    0x80    /* nonzero if explicit command */
#define ADB_IOP_AUTOPOLL    0x40    /* auto/SRQ polling enabled    */
#define ADB_IOP_SRQ     0x04    /* SRQ detected                */
#define ADB_IOP_TIMEOUT     0x02    /* nonzero if timeout          */

#ifndef __ASSEMBLY__

struct adb_iopmsg {
    __u8 flags;     /* ADB flags         */
    __u8 count;     /* no. of data bytes */
    __u8 cmd;       /* ADB command       */
    __u8 data[8];       /* ADB data          */
    __u8 spare[21];     /* spare             */
};

#endif /* __ASSEMBLY__ */