5 	friq.c is a low-level protocol driver for the Freecom "IQ"
9 	Freecom uses this adapter in a battery powered external 
10 	CD-ROM drive.  It is also used in LS-120 drives by
13 	The battery powered drive requires software support to
19 	used to conserve battery power.
45 /* cont = 0 - access the IDE register file 
46    cont = 1 - access the IDE command set 
81         switch(pi->mode) {  in friq_read_block_int()
98                         ph = 2 - ph;  in friq_read_block_int()
104 		for (k=0;k<count-2;k++) buf[k] = r4();  in friq_read_block_int()
106 		buf[count-2] = r4();  in friq_read_block_int()
107 		buf[count-1] = r4();  in friq_read_block_int()
112                 for (k=0;k<(count/2)-1;k++) ((u16 *)buf)[k] = r4w();  in friq_read_block_int()
114                 buf[count-2] = r4();  in friq_read_block_int()
115                 buf[count-1] = r4();  in friq_read_block_int()
120                 for (k=0;k<(count/4)-1;k++) ((u32 *)buf)[k] = r4l();  in friq_read_block_int()
121                 buf[count-4] = r4();  in friq_read_block_int()
122                 buf[count-3] = r4();  in friq_read_block_int()
124                 buf[count-2] = r4();  in friq_read_block_int()
125                 buf[count-1] = r4();  in friq_read_block_int()
141 	switch(pi->mode) {  in friq_write_block()
171 {       pi->saved_r0 = r0();  in friq_connect()
172         pi->saved_r2 = r2();  in friq_connect()
179 	w0(pi->saved_r0);  in friq_disconnect()
180         w2(pi->saved_r2);  in friq_disconnect()
188 	pi->saved_r0 = r0();	  in friq_test_proto()
191 	w0(pi->saved_r0);  in friq_test_proto()
212                    pi->device,pi->port,pi->mode,e[0],e[1],r);  in friq_test_proto()
221 {       char    *mode_string[6] = {"4-bit","8-bit",  in friq_log_adapter()
222 				   "EPP-8","EPP-16","EPP-32"};  in friq_log_adapter()
224         printk("%s: friq %s, Freecom IQ ASIC-2 adapter at 0x%x, ", pi->device,  in friq_log_adapter()
225 		FRIQ_VERSION,pi->port);  in friq_log_adapter()
226         printk("mode %d (%s), delay %d\n",pi->mode,  in friq_log_adapter()
227 		mode_string[pi->mode],pi->delay);  in friq_log_adapter()
229 	pi->private = 1;  in friq_log_adapter()
238 	if (pi->private) {		/* turn off the power */  in friq_release_proto()
242 		pi->private = 0;  in friq_release_proto()