51 static int	 iopio_read(struct iodev_pio_req *req);
52 static int	 iopio_write(struct iodev_pio_req *req);
122 iopio_read(struct iodev_pio_req *req)  in iopio_read()  argument
125 	switch (req->width) {  in iopio_read()
127 		req->val = iodev_read_1(req->port);  in iopio_read()
130 		if (req->port & 1) {  in iopio_read()
131 			req->val = iodev_read_1(req->port);  in iopio_read()
132 			req->val |= iodev_read_1(req->port + 1) << 8;  in iopio_read()
134 			req->val = iodev_read_2(req->port);  in iopio_read()
137 		if (req->port & 1) {  in iopio_read()
138 			req->val = iodev_read_1(req->port);  in iopio_read()
139 			req->val |= iodev_read_2(req->port + 1) << 8;  in iopio_read()
140 			req->val |= iodev_read_1(req->port + 3) << 24;  in iopio_read()
141 		} else if (req->port & 2) {  in iopio_read()
142 			req->val = iodev_read_2(req->port);  in iopio_read()
143 			req->val |= iodev_read_2(req->port + 2) << 16;  in iopio_read()
145 			req->val = iodev_read_4(req->port);  in iopio_read()
155 iopio_write(struct iodev_pio_req *req)  in iopio_write()  argument
158 	switch (req->width) {  in iopio_write()
160 		iodev_write_1(req->port, req->val);  in iopio_write()
163 		if (req->port & 1) {  in iopio_write()
164 			iodev_write_1(req->port, req->val);  in iopio_write()
165 			iodev_write_1(req->port + 1, req->val >> 8);  in iopio_write()
167 			iodev_write_2(req->port, req->val);  in iopio_write()
170 		if (req->port & 1) {  in iopio_write()
171 			iodev_write_1(req->port, req->val);  in iopio_write()
172 			iodev_write_2(req->port + 1, req->val >> 8);  in iopio_write()
173 			iodev_write_1(req->port + 3, req->val >> 24);  in iopio_write()
174 		} else if (req->port & 2) {  in iopio_write()
175 			iodev_write_2(req->port, req->val);  in iopio_write()
176 			iodev_write_2(req->port + 2, req->val >> 16);  in iopio_write()
178 			iodev_write_4(req->port, req->val);  in iopio_write()