Merge tag 'v2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[mv-sheeva.git] / arch / sparc / boot / piggyback_32.c

diff --git a/arch/sparc/boot/piggyback_32.c b/arch/sparc/boot/piggyback_32.c
deleted file mode 100644 (file)
index ac944ae..0000000
--- a/arch/sparc/boot/piggyback_32.c
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
-   Simple utility to make a single-image install kernel with initial ramdisk
-   for Sparc tftpbooting without need to set up nfs.
-
-   Copyright (C) 1996 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
-   Pete Zaitcev <zaitcev@yahoo.com> endian fixes for cross-compiles, 2000.
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2 of the License, or
-   (at your option) any later version.
-   
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
-   
-#include <stdio.h>
-#include <string.h>
-#include <ctype.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <dirent.h>
-#include <unistd.h>
-#include <stdlib.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-
-/*
- * Note: run this on an a.out kernel (use elftoaout for it),
- * as PROM looks for a.out image only.
- */
-
-static unsigned short ld2(char *p)
-{
-       return (p[0] << 8) | p[1];
-}
-
-static unsigned int ld4(char *p)
-{
-       return (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | p[3];
-}
-
-static void st4(char *p, unsigned int x)
-{
-       p[0] = x >> 24;
-       p[1] = x >> 16;
-       p[2] = x >> 8;
-       p[3] = x;
-}
-
-static void usage(void)
-{
-       /* fs_img.gz is an image of initial ramdisk. */
-       fprintf(stderr, "Usage: piggyback vmlinux.aout System.map fs_img.gz\n");
-       fprintf(stderr, "\tKernel image will be modified in place.\n");
-       exit(1);
-}
-
-static void die(char *str)
-{
-       perror (str);
-       exit(1);
-}
-
-int main(int argc,char **argv)
-{
-       static char aout_magic[] = { 0x01, 0x03, 0x01, 0x07 };
-       char buffer[1024], *q, *r;
-       unsigned int i, j, k, start, end, offset;
-       FILE *map;
-       struct stat s;
-       int image, tail;
-
-       if (argc != 4) usage();
-       start = end = 0;
-       if (stat (argv[3], &s) < 0) die (argv[3]);
-       map = fopen (argv[2], "r");
-       if (!map) die(argv[2]);
-       while (fgets (buffer, 1024, map)) {
-               if (!strcmp (buffer + 8, " T start\n") || !strcmp (buffer + 16, " T start\n"))
-                       start = strtoul (buffer, NULL, 16);
-               else if (!strcmp (buffer + 8, " A _end\n") || !strcmp (buffer + 16, " A _end\n"))
-                       end = strtoul (buffer, NULL, 16);
-       }
-       fclose (map);
-       if (!start || !end) {
-               fprintf (stderr, "Could not determine start and end from System.map\n");
-               exit(1);
-       }
-       if ((image = open(argv[1],O_RDWR)) < 0) die(argv[1]);
-       if (read(image,buffer,512) != 512) die(argv[1]);
-       if (memcmp (buffer, "\177ELF", 4) == 0) {
-               q = buffer + ld4(buffer + 28);
-               i = ld4(q + 4) + ld4(buffer + 24) - ld4(q + 8);
-               if (lseek(image,i,0) < 0) die("lseek");
-               if (read(image,buffer,512) != 512) die(argv[1]);
-               j = 0;
-       } else if (memcmp(buffer, aout_magic, 4) == 0) {
-               i = j = 32;
-       } else {
-               fprintf (stderr, "Not ELF nor a.out. Don't blame me.\n");
-               exit(1);
-       }
-       k = i;
-       i += (ld2(buffer + j + 2)<<2) - 512;
-       if (lseek(image,i,0) < 0) die("lseek");
-       if (read(image,buffer,1024) != 1024) die(argv[1]);
-       for (q = buffer, r = q + 512; q < r; q += 4) {
-               if (*q == 'H' && q[1] == 'd' && q[2] == 'r' && q[3] == 'S')
-                       break;
-       }
-       if (q == r) {
-               fprintf (stderr, "Couldn't find headers signature in the kernel.\n");
-               exit(1);
-       }
-       offset = i + (q - buffer) + 10;
-       if (lseek(image, offset, 0) < 0) die ("lseek");
-
-       st4(buffer, 0);
-       st4(buffer + 4, 0x01000000);
-       st4(buffer + 8, (end + 32 + 4095) & ~4095);
-       st4(buffer + 12, s.st_size);
-
-       if (write(image,buffer+2,14) != 14) die (argv[1]);
-       if (lseek(image, k - start + ((end + 32 + 4095) & ~4095), 0) < 0) die ("lseek");
-       if ((tail = open(argv[3],O_RDONLY)) < 0) die(argv[3]);
-       while ((i = read (tail,buffer,1024)) > 0)
-               if (write(image,buffer,i) != i) die (argv[1]);
-       if (close(image) < 0) die("close");
-       if (close(tail) < 0) die("close");
-       return 0;
-}