62 int isapnp_rdp;				/* Read Data Port */  variable
76 MODULE_PARM(isapnp_rdp, "i");
77 MODULE_PARM_DESC(isapnp_rdp, "ISA Plug & Play read data port");
142 	unsigned char val = inb(isapnp_rdp);  in read_data()
279 	int rdp = isapnp_rdp;  in isapnp_next_rdp()
287 			isapnp_rdp = rdp;  in isapnp_next_rdp()
298 	isapnp_write_byte(0x00, isapnp_rdp >> 2);  in isapnp_set_rdp()
346 	isapnp_rdp = 0x213;  in isapnp_isolate()
383 			isapnp_rdp += RDP_STEP;  in isapnp_isolate()
2156 	release_region(isapnp_rdp, 1);  in isapnp_free_all_resources()
2306 	if (isapnp_rdp >= 0x203 && isapnp_rdp <= 0x3ff) {  in isapnp_init()
2307 		isapnp_rdp |= 3;  in isapnp_init()
2308 		if (!request_region(isapnp_rdp, 1, "isapnp read")) {  in isapnp_init()
2309 			printk(KERN_ERR "isapnp: Read Data Register 0x%x already used\n", isapnp_rdp);  in isapnp_init()
2319 	if (isapnp_rdp < 0x203 || isapnp_rdp > 0x3ff) {  in isapnp_init()
2322 		    (isapnp_rdp < 0x203 || isapnp_rdp > 0x3ff)) {  in isapnp_init()
2331 		request_region(isapnp_rdp, 1, "isapnp read");  in isapnp_init()
2389 	(void)((get_option(&str,&isapnp_rdp) == 2) &&  in isapnp_setup_isapnp()