29 	int fd, rc;  in map_mem()  local
33 	fd = open(path, O_RDWR);  in map_mem()
34 	if (fd == -1) {  in map_mem()
40 		rc = ioctl(fd, PCIIOC_MMAP_IS_MEM);  in map_mem()
45 	addr = mmap(NULL, length, PROT_READ|PROT_WRITE, MAP_SHARED, fd, offset);  in map_mem()
61 	close(fd);  in map_mem()
124 	int fd, rc;  in read_rom()  local
127 	fd = open(path, O_RDWR);  in read_rom()
128 	if (fd == -1) {  in read_rom()
133 	rc = write(fd, "1", 2);  in read_rom()
135 		close(fd);  in read_rom()
141 		rc = read(fd, buf, sizeof(buf));  in read_rom()
146 	close(fd);  in read_rom()