Source-Changes-HG archive
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Old Index]
[src/trunk]: src/sys/arch/bebox/stand/boot Moved to /cvsroot/syssrc/sys/arch/...
details: https://anonhg.NetBSD.org/src/rev/110e65971eda
branches: trunk
changeset: 474084:110e65971eda
user: sakamoto <sakamoto%NetBSD.org@localhost>
date: Mon Jun 28 00:51:11 1999 +0000
description:
Moved to /cvsroot/syssrc/sys/arch/bebox/stand/elf2pef/elf2pef.c,v
diffstat:
sys/arch/bebox/stand/boot/elf2pef.c | 306 ------------------------------------
1 files changed, 0 insertions(+), 306 deletions(-)
diffs (truncated from 310 to 300 lines):
diff -r 62b882d445af -r 110e65971eda sys/arch/bebox/stand/boot/elf2pef.c
--- a/sys/arch/bebox/stand/boot/elf2pef.c Mon Jun 28 00:51:10 1999 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,306 +0,0 @@
-/* $NetBSD: elf2pef.c,v 1.3 1999/02/15 04:38:06 sakamoto Exp $ */
-
-/*-
- * Copyright (C) 1997-1998 Kazuki Sakamoto (sakamoto%netbsd.org@localhost)
- * Copyright (C) 1995-1997 Gary Thomas (gdt%linuxppc.org@localhost)
- * All rights reserved.
- *
- * turn ELF image into a PEF image.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by Gary Thomas.
- * 4. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <errno.h>
-#include <sys/stat.h>
-#include <sys/types.h>
-#include <sys/uio.h>
-#include <sys/exec_elf.h>
-#include <machine/endian.h>
-#include "pef.h"
-#include "magic.h"
-
-#if BYTE_ORDER == LITTLE_ENDIAN
-unsigned long
-_BE_long(val)
- unsigned long val;
-{
- unsigned char *p = (unsigned char *)&val;
- return ((p[0] << 24) | (p[1] << 16) | (p[2] << 8) | (p[3] << 0));
-}
-
-unsigned short
-_BE_short(val)
- unsigned short val;
-{
- unsigned char *p = (unsigned char *)&val;
- return ((p[0] << 8) | (p[1] << 0));
-}
-#else
-#define _BE_long(x) (x)
-#define _BE_short(x) (x)
-#endif
-
-/*
- * Align to a 16 byte boundary
- */
-unsigned long
-align(p)
- unsigned long p;
-{
- return ((p + 0x0f) & 0xfffffff0);
-}
-
-int
-main(argc, argv)
- int argc;
- char *argv[];
-{
- int i;
- int len, elf_image_len = 0;
- int offset;
- int elf_fd, pef_fd, kern_fd;
- unsigned char *elf_image = NULL, *kern_image = NULL;
- unsigned long textOffset, dataOffset, ldrOffset;
- unsigned long entry_vector[3];
- struct stat kern_stat;
- struct FileHeader fileHdr;
- struct SectionHeader textHdr, dataHdr, ldrHdr;
- struct LoaderHeader lh;
- Elf32_Ehdr hdr;
- Elf32_Phdr phdr;
-
- switch (argc) {
- case 4:
- if ((kern_fd = open(argv[3], 0)) < 0) {
- fprintf(stderr, "Can't open kernel '%s': %s\n",
- argv[3], strerror(errno));
- exit(2);
- }
- fstat(kern_fd, &kern_stat);
- kern_len = kern_stat.st_size + MAGICSIZE + KERNLENSIZE;
- /* FALL THROUGH */
- case 3:
- if ((elf_fd = open(argv[1], 0)) < 0) {
- fprintf(stderr, "Can't open input '%s': %s\n",
- argv[1], strerror(errno));
- exit(2);
- }
- if ((pef_fd = creat(argv[2], 0644)) < 0) {
- fprintf(stderr, "Can't open output '%s': %s\n",
- argv[2], strerror(errno));
- exit(2);
- }
- break;
-
- default:
- fprintf(stderr, "usage: %s <ELF> <PEF> [<kernel.gz>]\n",
- argv[0]);
- exit(1);
- }
-
- /*
- * ELF file operation
- */
- if (read(elf_fd, &hdr, ELF32_HDR_SIZE) != ELF32_HDR_SIZE) {
- fprintf(stderr, "Can't read input '%s' : %s\n",
- argv[1], strerror(errno));
- exit(3);
- }
- if (bcmp(hdr.e_ident, Elf32_e_ident, Elf32_e_siz)) {
- fprintf(stderr, "input '%s' is not ELF32 format\n", argv[1]);
- exit(3);
- }
- if (_BE_short(hdr.e_machine) != Elf_em_ppc) {
- fprintf(stderr, "input '%s' is not PowerPC exec binary\n",
- argv[1]);
- exit(3);
- }
-#ifdef DEBUG
- printf("e_entry= 0x%x\n", _BE_long(hdr.e_entry));
- printf("e_phoff= 0x%x\n", _BE_long(hdr.e_phoff));
- printf("e_shoff= 0x%x\n", _BE_long(hdr.e_shoff));
- printf("e_flags= 0x%x\n", _BE_short(hdr.e_flags));
- printf("e_ehsize= 0x%x\n", _BE_short(hdr.e_ehsize));
- printf("e_phentsize= 0x%x\n", _BE_short(hdr.e_phentsize));
- printf("e_phnum= 0x%x\n", _BE_short(hdr.e_phnum));
- printf("e_shentsize= 0x%x\n", _BE_short(hdr.e_shentsize));
- printf("e_shnum= 0x%x\n", _BE_short(hdr.e_shnum));
- printf("e_shstrndx= 0x%x\n", _BE_short(hdr.e_shstrndx));
-#endif
-
- for (i = 0; i < _BE_short(hdr.e_phnum); i++) {
- lseek(elf_fd, _BE_long(hdr.e_phoff) + sizeof (phdr) * i,
- SEEK_SET);
- if (read(elf_fd, &phdr, sizeof (phdr)) != sizeof (phdr)) {
- fprintf(stderr, "Can't read input '%s' phdr : %s\n",
- argv[1], strerror(errno));
- exit(3);
- }
-
- /* Read in text segment. */
- offset = elf_image_len;
- len = _BE_long(phdr.p_filesz);
- elf_image_len += len;
-#ifdef DEBUG
- printf("read text segment %d bytes\n", len);
-#endif
- elf_image = (unsigned char *)realloc(elf_image, elf_image_len);
- if (elf_image == NULL) {
- fprintf(stderr, "Can't realloc: %s\n", strerror(errno));
- exit(3);
- }
- lseek(elf_fd, _BE_long(phdr.p_offset), SEEK_SET);
- if (read(elf_fd, (void *)(elf_image + offset), len) != len) {
- fprintf(stderr, "Can't read input '%s' text : %s\n",
- argv[1], strerror(errno));
- exit(3);
- }
- }
-
- ldrOffset = align(sizeof(fileHdr) + sizeof(textHdr) +
- sizeof(dataHdr) + sizeof(ldrHdr));
- dataOffset = align(ldrOffset + sizeof(lh));
- textOffset = align(dataOffset + sizeof(entry_vector) + kern_len);
-
- /*
- * Create the File Header
- */
- bzero(&fileHdr, sizeof(fileHdr));
- fileHdr.magic = _BE_long(PEF_MAGIC);
- fileHdr.fileTypeID = _BE_long(PEF_FILE);
- fileHdr.archID = _BE_long(PEF_PPC);
- fileHdr.versionNumber = _BE_long(1);
- fileHdr.numSections = _BE_short(3);
- fileHdr.loadableSections = _BE_short(2);
- write(pef_fd, &fileHdr, sizeof(fileHdr));
-
- /*
- * Create the Section Header for TEXT
- */
- bzero(&textHdr, sizeof(textHdr));
- textHdr.sectionName = _BE_long(-1);
- textHdr.sectionAddress = _BE_long(0);
- textHdr.execSize = _BE_long(elf_image_len);
- textHdr.initSize = _BE_long(elf_image_len);
- textHdr.rawSize = _BE_long(elf_image_len);
- textHdr.fileOffset = _BE_long(textOffset);
- textHdr.regionKind = CodeSection;
- textHdr.shareKind = ContextShare;
- textHdr.alignment = 4; /* 16 byte alignment */
- write(pef_fd, &textHdr, sizeof(textHdr));
-
- /*
- * Create the Section Header for DATA
- */
- bzero(&dataHdr, sizeof(dataHdr));
- dataHdr.sectionName = _BE_long(-1);
- dataHdr.sectionAddress = _BE_long(0);
- dataHdr.execSize = _BE_long(sizeof(entry_vector) + kern_len);
- dataHdr.initSize = _BE_long(sizeof(entry_vector) + kern_len);
- dataHdr.rawSize = _BE_long(sizeof(entry_vector) + kern_len);
- dataHdr.fileOffset = _BE_long(dataOffset);
- dataHdr.regionKind = DataSection;
- dataHdr.shareKind = ContextShare;
- dataHdr.alignment = 4; /* 16 byte alignment */
- write(pef_fd, &dataHdr, sizeof(dataHdr));
-
- /*
- * Create the Section Header for loader stuff
- */
- bzero(&ldrHdr, sizeof(ldrHdr));
- ldrHdr.sectionName = _BE_long(-1);
- ldrHdr.sectionAddress = _BE_long(0);
- ldrHdr.execSize = _BE_long(sizeof(lh));
- ldrHdr.initSize = _BE_long(sizeof(lh));
- ldrHdr.rawSize = _BE_long(sizeof(lh));
- ldrHdr.fileOffset = _BE_long(ldrOffset);
- ldrHdr.regionKind = LoaderSection;
- ldrHdr.shareKind = GlobalShare;
- ldrHdr.alignment = 4; /* 16 byte alignment */
- write(pef_fd, &ldrHdr, sizeof(ldrHdr));
-
- /*
- * Create the Loader Header
- */
- bzero(&lh, sizeof(lh));
- lh.entryPointSection = _BE_long(1); /* Data */
- lh.entryPointOffset = _BE_long(0);
- lh.initPointSection = _BE_long(-1);
- lh.initPointOffset = _BE_long(0);
- lh.termPointSection = _BE_long(-1);
- lh.termPointOffset = _BE_long(0);
- lseek(pef_fd, ldrOffset, 0);
- write(pef_fd, &lh, sizeof(lh));
-
- /*
- * Copy the pseudo-DATA
- */
- bzero(entry_vector, sizeof(entry_vector));
- entry_vector[0] = _BE_long(ENTRY); /* Magic */
- lseek(pef_fd, dataOffset, 0);
- write(pef_fd, entry_vector, sizeof(entry_vector));
-
- if (kern_len) {
- int tmp;
- kern_image = (unsigned char *)malloc(kern_stat.st_size);
- if (kern_image == NULL) {
- fprintf(stderr, "Can't malloc: %s\n", strerror(errno));
- exit(3);
- }
- if (read(kern_fd, (void *)kern_image, kern_stat.st_size) !=
- kern_stat.st_size) {
- fprintf(stderr, "Can't read kernel '%s' : %s\n",
- argv[3], strerror(errno));
- exit(3);
- }
- write(pef_fd, (void *)magic, MAGICSIZE);
- tmp = _BE_long(kern_stat.st_size);
- write(pef_fd, (void *)&tmp, KERNLENSIZE);
- write(pef_fd, (void *)kern_image, kern_stat.st_size);
-
- free(kern_image);
- close(kern_fd);
- }
-
- /*
- * Copy the TEXT data
- */
- lseek(pef_fd, textOffset, 0);
Home |
Main Index |
Thread Index |
Old Index