| /* | |
| * 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__ */ |