1 // SPDX-License-Identifier: GPL-2.0-or-later
3    Simple utility to make a single-image install kernel with initial ramdisk
7    Pete Zaitcev <zaitcev@yahoo.com> endian fixes for cross-compiles, 2000.
25  * Note: run this on an a.out kernel (use elftoaout for it),
33 /* align to power-of-two size */
57 static void die(const char *str)  in die()  function
110 		die(filename);  in get_start_end()
131  * When we search do so in steps of 4 as HdrS is on a 4-byte aligned
132  * address (it is on same alignment as sparc instructions)
142 		die("lseek");  in get_hdrs_offset()
144 		die(filename);  in get_hdrs_offset()
154 		offset -= LOOKBACK;  in get_hdrs_offset()
158 			errno = -EINVAL;  in get_hdrs_offset()
159 …die("Calculated a negative offset, probably elftoaout generated an invalid image. Did you use a re…  in get_hdrs_offset()
162 			die("lseek");  in get_hdrs_offset()
164 			die(filename);  in get_hdrs_offset()
191 		die(argv[4]);  in main()
199 		die(argv[2]);  in main()
201 		die(argv[2]);  in main()
219 		die("lseek");  in main()
234 		die(argv[2]);  in main()
240 			die("lseek");  in main()
242 		st4(buffer, align(end + 32 + 8191) - (start & ~0x3fffffUL) +  in main()
249 			die(argv[2]);  in main()
253 	if (lseek(image, AOUT_TEXT_OFFSET - start + align(end + 32), 0) < 0)  in main()
254 		die("lseek");  in main()
256 		die(argv[4]);  in main()
259 			die(argv[2]);  in main()
261 		die("close");  in main()
263 		die("close");  in main()