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Diffstat (limited to 'include/asm-m68k/adb_iop.h')
-rw-r--r--include/asm-m68k/adb_iop.h44
1 files changed, 44 insertions, 0 deletions
diff --git a/include/asm-m68k/adb_iop.h b/include/asm-m68k/adb_iop.h
new file mode 100644
index 00000000000..8a48e56f2d6
--- /dev/null
+++ b/include/asm-m68k/adb_iop.h
@@ -0,0 +1,44 @@
+/*
+ * 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__ */