1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * ADB through the IOP 4 * Written by Joshua M. Thompson 5 */ 6 7 /* IOP number and channel number for ADB */ 8 9 #define ADB_IOP IOP_NUM_ISM 10 #define ADB_CHAN 2 11 12 /* From the A/UX headers...maybe important, maybe not */ 13 14 #define ADB_IOP_LISTEN 0x01 15 #define ADB_IOP_TALK 0x02 16 #define ADB_IOP_EXISTS 0x04 17 #define ADB_IOP_FLUSH 0x08 18 #define ADB_IOP_RESET 0x10 19 #define ADB_IOP_INT 0x20 20 #define ADB_IOP_POLL 0x40 21 #define ADB_IOP_UNINT 0x80 22 23 #define AIF_RESET 0x00 24 #define AIF_FLUSH 0x01 25 #define AIF_LISTEN 0x08 26 #define AIF_TALK 0x0C 27 28 /* Flag bits in struct adb_iopmsg */ 29 30 #define ADB_IOP_EXPLICIT 0x80 /* nonzero if explicit command */ 31 #define ADB_IOP_AUTOPOLL 0x40 /* auto/SRQ polling enabled */ 32 #define ADB_IOP_SET_AUTOPOLL 0x20 /* set autopoll device list */ 33 #define ADB_IOP_SRQ 0x04 /* SRQ detected */ 34 #define ADB_IOP_TIMEOUT 0x02 /* nonzero if timeout */ 35 36 #ifndef __ASSEMBLY__ 37 38 struct adb_iopmsg { 39 __u8 flags; /* ADB flags */ 40 __u8 count; /* no. of data bytes */ 41 __u8 cmd; /* ADB command */ 42 __u8 data[8]; /* ADB data */ 43 __u8 spare[21]; /* spare */ 44 }; 45 46 #endif /* __ASSEMBLY__ */ 47