diff -ru linux-2.1.103-virgin/arch/ppc/config.in linux-2.1.103-adb-proc/arch/ppc/config.in
--- linux-2.1.103-virgin/arch/ppc/config.in	Sun May 31 20:04:16 1998
+++ linux-2.1.103-adb-proc/arch/ppc/config.in	Wed Sep  9 11:59:06 1998
@@ -62,6 +62,7 @@
 bool 'Sysctl support' CONFIG_SYSCTL
 bool 'System V IPC' CONFIG_SYSVIPC
 bool 'BSD Process Accounting' CONFIG_BSD_PROCESS_ACCT
+bool 'Apple Desktop Bus Accounting' CONFIG_ADB_ACCT
 
 # only elf supported, a.out is not -- Cort
 define_bool CONFIG_BINFMT_ELF y
diff -ru linux-2.1.103-virgin/drivers/macintosh/adb.c linux-2.1.103-adb-proc/drivers/macintosh/adb.c
--- linux-2.1.103-virgin/drivers/macintosh/adb.c	Mon May  4 22:55:55 1998
+++ linux-2.1.103-adb-proc/drivers/macintosh/adb.c	Wed Sep  9 12:27:04 1998
@@ -19,6 +19,10 @@
 #include <asm/hydra.h>
 #include <asm/init.h>
 
+#ifdef CONFIG_ADB_ACCT
+#include <linux/proc_fs.h>
+#endif
+
 enum adb_hw adb_hardware = ADB_NONE;
 int (*adb_send_request)(struct adb_request *req, int sync);
 int (*adb_autopoll)(int on);
@@ -28,6 +32,10 @@
 	void (*handler)(unsigned char *, int, struct pt_regs *, int);
 	int original_address;
 	int handler_id;
+#ifdef CONFIG_ADB_ACCT
+	unsigned int inp;
+	unsigned int outp;
+#endif
 } adb_handler[16];
 
 __openfirmware
@@ -37,6 +45,7 @@
 	return -1;
 }
 
+
 #if 0
 static void printADBreply(struct adb_request *req)
 {
@@ -138,6 +147,33 @@
 	printk("\n");
 }
 
+#ifdef CONFIG_ADB_ACCT
+int adb_proc_read_devices(char *buf, char **start, off_t offset,
+		int len, int unused){
+
+	int i;
+	len = 0;
+	len += sprintf(buf+len,
+			"Dev ID\tOrig ID\tHandler ID\tIN\tOUT\tHandler func\n");
+	for ( i = 0 ; i < 16 ; i++)
+		len += sprintf(buf+len,
+			" %d   \t%d     \t%d        \t%u\tNA\t0x%x\n",
+			i, adb_handler[i].original_address, adb_handler[i].handler_id,
+			adb_handler[i].inp,/*adb_handler[i].outp,*/adb_handler[i].handler);
+	return len;
+}
+
+struct proc_dir_entry adb_proc_entry = {
+	0,
+	11, "adb-devices",
+	S_IFREG | S_IRUGO,
+	1,0,0,
+	0,
+	NULL,
+	&adb_proc_read_devices,
+};
+#endif /*CONFIG_ADB_ACCT*/
+
 void adb_init(void)
 {
 	adb_send_request = (void *) adb_nodev;
@@ -153,6 +189,9 @@
 		adb_scan_bus();
 		adb_autopoll(1);
 	}
+#ifdef CONFIG_ADB_ACCT
+	proc_register(&proc_root,&adb_proc_entry);
+#endif /*CONFIG_ADB_ACCT*/
 }
 
 int
@@ -215,6 +254,9 @@
 			printk(" %x", buf[i]);
 		printk(", id = %d\n", id);
 	}
+#ifdef CONFIG_ADB_ACCT
+	adb_handler[id].inp++;
+#endif 
 	if (adb_handler[id].handler != 0) {
 		(*adb_handler[id].handler)(buf, nb, regs, autopoll);
 	}