162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * ADB through the IOP 462306a36Sopenharmony_ci * Written by Joshua M. Thompson 562306a36Sopenharmony_ci */ 662306a36Sopenharmony_ci 762306a36Sopenharmony_ci/* IOP number and channel number for ADB */ 862306a36Sopenharmony_ci 962306a36Sopenharmony_ci#define ADB_IOP IOP_NUM_ISM 1062306a36Sopenharmony_ci#define ADB_CHAN 2 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_ci/* From the A/UX headers...maybe important, maybe not */ 1362306a36Sopenharmony_ci 1462306a36Sopenharmony_ci#define ADB_IOP_LISTEN 0x01 1562306a36Sopenharmony_ci#define ADB_IOP_TALK 0x02 1662306a36Sopenharmony_ci#define ADB_IOP_EXISTS 0x04 1762306a36Sopenharmony_ci#define ADB_IOP_FLUSH 0x08 1862306a36Sopenharmony_ci#define ADB_IOP_RESET 0x10 1962306a36Sopenharmony_ci#define ADB_IOP_INT 0x20 2062306a36Sopenharmony_ci#define ADB_IOP_POLL 0x40 2162306a36Sopenharmony_ci#define ADB_IOP_UNINT 0x80 2262306a36Sopenharmony_ci 2362306a36Sopenharmony_ci#define AIF_RESET 0x00 2462306a36Sopenharmony_ci#define AIF_FLUSH 0x01 2562306a36Sopenharmony_ci#define AIF_LISTEN 0x08 2662306a36Sopenharmony_ci#define AIF_TALK 0x0C 2762306a36Sopenharmony_ci 2862306a36Sopenharmony_ci/* Flag bits in struct adb_iopmsg */ 2962306a36Sopenharmony_ci 3062306a36Sopenharmony_ci#define ADB_IOP_EXPLICIT 0x80 /* nonzero if explicit command */ 3162306a36Sopenharmony_ci#define ADB_IOP_AUTOPOLL 0x40 /* auto/SRQ polling enabled */ 3262306a36Sopenharmony_ci#define ADB_IOP_SET_AUTOPOLL 0x20 /* set autopoll device list */ 3362306a36Sopenharmony_ci#define ADB_IOP_SRQ 0x04 /* SRQ detected */ 3462306a36Sopenharmony_ci#define ADB_IOP_TIMEOUT 0x02 /* nonzero if timeout */ 3562306a36Sopenharmony_ci 3662306a36Sopenharmony_ci#ifndef __ASSEMBLY__ 3762306a36Sopenharmony_ci 3862306a36Sopenharmony_cistruct adb_iopmsg { 3962306a36Sopenharmony_ci __u8 flags; /* ADB flags */ 4062306a36Sopenharmony_ci __u8 count; /* no. of data bytes */ 4162306a36Sopenharmony_ci __u8 cmd; /* ADB command */ 4262306a36Sopenharmony_ci __u8 data[8]; /* ADB data */ 4362306a36Sopenharmony_ci __u8 spare[21]; /* spare */ 4462306a36Sopenharmony_ci}; 4562306a36Sopenharmony_ci 4662306a36Sopenharmony_ci#endif /* __ASSEMBLY__ */ 47