diff options
Diffstat (limited to 'arch/ppc/boot/utils')
| -rw-r--r-- | arch/ppc/boot/utils/addnote.c | 175 | ||||
| -rw-r--r-- | arch/ppc/boot/utils/elf.pl | 33 | ||||
| -rw-r--r-- | arch/ppc/boot/utils/hack-coff.c | 84 | ||||
| -rw-r--r-- | arch/ppc/boot/utils/mkbugboot.c | 187 | ||||
| -rw-r--r-- | arch/ppc/boot/utils/mknote.c | 44 | ||||
| -rw-r--r-- | arch/ppc/boot/utils/mkprep.c | 293 | ||||
| -rw-r--r-- | arch/ppc/boot/utils/mktree.c | 152 |
7 files changed, 0 insertions, 968 deletions
diff --git a/arch/ppc/boot/utils/addnote.c b/arch/ppc/boot/utils/addnote.c deleted file mode 100644 index 6c52b18f2d0..00000000000 --- a/arch/ppc/boot/utils/addnote.c +++ /dev/null @@ -1,175 +0,0 @@ -/* - * Program to hack in a PT_NOTE program header entry in an ELF file. - * This is needed for OF on RS/6000s to load an image correctly. - * Note that OF needs a program header entry for the note, not an - * ELF section. - * - * Copyright 2000 Paul Mackerras. - * - * 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. - * - * Usage: addnote zImage - */ -#include <stdio.h> -#include <stdlib.h> -#include <fcntl.h> -#include <unistd.h> -#include <string.h> - -char arch[] = "PowerPC"; - -#define N_DESCR 6 -unsigned int descr[N_DESCR] = { -#if 1 - /* values for IBM RS/6000 machines */ - 0xffffffff, /* real-mode = true */ - 0x00c00000, /* real-base, i.e. where we expect OF to be */ - 0xffffffff, /* real-size */ - 0xffffffff, /* virt-base */ - 0xffffffff, /* virt-size */ - 0x4000, /* load-base */ -#else - /* values for longtrail CHRP */ - 0, /* real-mode = false */ - 0xffffffff, /* real-base */ - 0xffffffff, /* real-size */ - 0xffffffff, /* virt-base */ - 0xffffffff, /* virt-size */ - 0x00600000, /* load-base */ -#endif -}; - -unsigned char buf[512]; - -#define GET_16BE(off) ((buf[off] << 8) + (buf[(off)+1])) -#define GET_32BE(off) ((GET_16BE(off) << 16) + GET_16BE((off)+2)) - -#define PUT_16BE(off, v) (buf[off] = ((v) >> 8) & 0xff, \ - buf[(off) + 1] = (v) & 0xff) -#define PUT_32BE(off, v) (PUT_16BE((off), (v) >> 16), \ - PUT_16BE((off) + 2, (v))) - -/* Structure of an ELF file */ -#define E_IDENT 0 /* ELF header */ -#define E_PHOFF 28 -#define E_PHENTSIZE 42 -#define E_PHNUM 44 -#define E_HSIZE 52 /* size of ELF header */ - -#define EI_MAGIC 0 /* offsets in E_IDENT area */ -#define EI_CLASS 4 -#define EI_DATA 5 - -#define PH_TYPE 0 /* ELF program header */ -#define PH_OFFSET 4 -#define PH_FILESZ 16 -#define PH_HSIZE 32 /* size of program header */ - -#define PT_NOTE 4 /* Program header type = note */ - -#define ELFCLASS32 1 -#define ELFDATA2MSB 2 - -unsigned char elf_magic[4] = { 0x7f, 'E', 'L', 'F' }; - -int main(int ac, char **av) -{ - int fd, n, i; - int ph, ps, np; - int nnote, ns; - - if (ac != 2) { - fprintf(stderr, "Usage: %s elf-file\n", av[0]); - exit(1); - } - fd = open(av[1], O_RDWR); - if (fd < 0) { - perror(av[1]); - exit(1); - } - - nnote = strlen(arch) + 1 + (N_DESCR + 3) * 4; - - n = read(fd, buf, sizeof(buf)); - if (n < 0) { - perror("read"); - exit(1); - } - - if (n < E_HSIZE || memcmp(&buf[E_IDENT+EI_MAGIC], elf_magic, 4) != 0) - goto notelf; - - if (buf[E_IDENT+EI_CLASS] != ELFCLASS32 - || buf[E_IDENT+EI_DATA] != ELFDATA2MSB) { - fprintf(stderr, "%s is not a big-endian 32-bit ELF image\n", - av[1]); - exit(1); - } - - ph = GET_32BE(E_PHOFF); - ps = GET_16BE(E_PHENTSIZE); - np = GET_16BE(E_PHNUM); - if (ph < E_HSIZE || ps < PH_HSIZE || np < 1) - goto notelf; - if (ph + (np + 1) * ps + nnote > n) - goto nospace; - - for (i = 0; i < np; ++i) { - if (GET_32BE(ph + PH_TYPE) == PT_NOTE) { - fprintf(stderr, "%s already has a note entry\n", - av[1]); - exit(0); - } - ph += ps; - } - - /* XXX check that the area we want to use is all zeroes */ - for (i = 0; i < ps + nnote; ++i) - if (buf[ph + i] != 0) - goto nospace; - - /* fill in the program header entry */ - ns = ph + ps; - PUT_32BE(ph + PH_TYPE, PT_NOTE); - PUT_32BE(ph + PH_OFFSET, ns); - PUT_32BE(ph + PH_FILESZ, nnote); - - /* fill in the note area we point to */ - /* XXX we should probably make this a proper section */ - PUT_32BE(ns, strlen(arch) + 1); - PUT_32BE(ns + 4, N_DESCR * 4); - PUT_32BE(ns + 8, 0x1275); - strcpy(&buf[ns + 12], arch); - ns += 12 + strlen(arch) + 1; - for (i = 0; i < N_DESCR; ++i) - PUT_32BE(ns + i * 4, descr[i]); - - /* Update the number of program headers */ - PUT_16BE(E_PHNUM, np + 1); - - /* write back */ - lseek(fd, (long) 0, SEEK_SET); - i = write(fd, buf, n); - if (i < 0) { - perror("write"); - exit(1); - } - if (i < n) { - fprintf(stderr, "%s: write truncated\n", av[1]); - exit(1); - } - - exit(0); - - notelf: - fprintf(stderr, "%s does not appear to be an ELF file\n", av[0]); - exit(1); - - nospace: - fprintf(stderr, "sorry, I can't find space in %s to put the note\n", - av[0]); - exit(1); -} diff --git a/arch/ppc/boot/utils/elf.pl b/arch/ppc/boot/utils/elf.pl deleted file mode 100644 index d3e9d9d5b84..00000000000 --- a/arch/ppc/boot/utils/elf.pl +++ /dev/null @@ -1,33 +0,0 @@ -# -# ELF header field numbers -# - -$e_ident = 0; # Identification bytes / magic number -$e_type = 1; # ELF file type -$e_machine = 2; # Target machine type -$e_version = 3; # File version -$e_entry = 4; # Start address -$e_phoff = 5; # Program header file offset -$e_shoff = 6; # Section header file offset -$e_flags = 7; # File flags -$e_ehsize = 8; # Size of ELF header -$e_phentsize = 9; # Size of program header -$e_phnum = 10; # Number of program header entries -$e_shentsize = 11; # Size of section header -$e_shnum = 12; # Number of section header entries -$e_shstrndx = 13; # Section header table string index - -# -# Section header field numbers -# - -$sh_name = 0; # Section name -$sh_type = 1; # Section header type -$sh_flags = 2; # Section header flags -$sh_addr = 3; # Virtual address -$sh_offset = 4; # File offset -$sh_size = 5; # Section size -$sh_link = 6; # Miscellaneous info -$sh_info = 7; # More miscellaneous info -$sh_addralign = 8; # Memory alignment -$sh_entsize = 9; # Entry size if this is a table diff --git a/arch/ppc/boot/utils/hack-coff.c b/arch/ppc/boot/utils/hack-coff.c deleted file mode 100644 index 5e5a6573a1e..00000000000 --- a/arch/ppc/boot/utils/hack-coff.c +++ /dev/null @@ -1,84 +0,0 @@ -/* - * hack-coff.c - hack the header of an xcoff file to fill in - * a few fields needed by the Open Firmware xcoff loader on - * Power Macs but not initialized by objcopy. - * - * Copyright (C) Paul Mackerras 1997. - * - * 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. - */ -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <fcntl.h> -#include <string.h> -#include "rs6000.h" - -#define AOUT_MAGIC 0x010b - -#define get_16be(x) ((((unsigned char *)(x))[0] << 8) \ - + ((unsigned char *)(x))[1]) -#define put_16be(x, v) (((unsigned char *)(x))[0] = (v) >> 8, \ - ((unsigned char *)(x))[1] = (v) & 0xff) -#define get_32be(x) ((((unsigned char *)(x))[0] << 24) \ - + (((unsigned char *)(x))[1] << 16) \ - + (((unsigned char *)(x))[2] << 8) \ - + ((unsigned char *)(x))[3]) - -int -main(int ac, char **av) -{ - int fd; - int i, nsect; - int aoutsz; - struct external_filehdr fhdr; - AOUTHDR aout; - struct external_scnhdr shdr; - - if (ac != 2) { - fprintf(stderr, "Usage: hack-coff coff-file\n"); - exit(1); - } - if ((fd = open(av[1], 2)) == -1) { - perror(av[2]); - exit(1); - } - if (read(fd, &fhdr, sizeof(fhdr)) != sizeof(fhdr)) - goto readerr; - i = get_16be(fhdr.f_magic); - if (i != U802TOCMAGIC && i != U802WRMAGIC && i != U802ROMAGIC) { - fprintf(stderr, "%s: not an xcoff file\n", av[1]); - exit(1); - } - aoutsz = get_16be(fhdr.f_opthdr); - if (read(fd, &aout, aoutsz) != aoutsz) - goto readerr; - nsect = get_16be(fhdr.f_nscns); - for (i = 0; i < nsect; ++i) { - if (read(fd, &shdr, sizeof(shdr)) != sizeof(shdr)) - goto readerr; - if (strcmp(shdr.s_name, ".text") == 0) { - put_16be(aout.o_snentry, i+1); - put_16be(aout.o_sntext, i+1); - } else if (strcmp(shdr.s_name, ".data") == 0) { - put_16be(aout.o_sndata, i+1); - } else if (strcmp(shdr.s_name, ".bss") == 0) { - put_16be(aout.o_snbss, i+1); - } - } - put_16be(aout.magic, AOUT_MAGIC); - if (lseek(fd, (long) sizeof(struct external_filehdr), 0) == -1 - || write(fd, &aout, aoutsz) != aoutsz) { - fprintf(stderr, "%s: write error\n", av[1]); - exit(1); - } - close(fd); - exit(0); - -readerr: - fprintf(stderr, "%s: read error or file too short\n", av[1]); - exit(1); -} diff --git a/arch/ppc/boot/utils/mkbugboot.c b/arch/ppc/boot/utils/mkbugboot.c deleted file mode 100644 index 886122283f3..00000000000 --- a/arch/ppc/boot/utils/mkbugboot.c +++ /dev/null @@ -1,187 +0,0 @@ -/* - * arch/ppc/boot/utils/mkbugboot.c - * - * Makes a Motorola PPCBUG ROM bootable image which can be flashed - * into one of the FLASH banks on a Motorola PowerPlus board. - * - * Author: Matt Porter <mporter@mvista.com> - * - * 2001 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#define ELF_HEADER_SIZE 65536 - -#include <unistd.h> -#include <sys/stat.h> -#include <string.h> -#include <stdio.h> -#include <stdlib.h> -#include <errno.h> -#include <fcntl.h> -#ifdef __sun__ -#include <inttypes.h> -#else -#include <stdint.h> -#endif - -#ifdef __i386__ -#define cpu_to_be32(x) le32_to_cpu(x) -#define cpu_to_be16(x) le16_to_cpu(x) -#else -#define cpu_to_be32(x) (x) -#define cpu_to_be16(x) (x) -#endif - -#define cpu_to_le32(x) le32_to_cpu((x)) -unsigned long le32_to_cpu(unsigned long x) -{ - return (((x & 0x000000ffU) << 24) | - ((x & 0x0000ff00U) << 8) | - ((x & 0x00ff0000U) >> 8) | - ((x & 0xff000000U) >> 24)); -} - -#define cpu_to_le16(x) le16_to_cpu((x)) -unsigned short le16_to_cpu(unsigned short x) -{ - return (((x & 0x00ff) << 8) | - ((x & 0xff00) >> 8)); -} - -/* size of read buffer */ -#define SIZE 0x1000 - -/* PPCBUG ROM boot header */ -typedef struct bug_boot_header { - uint8_t magic_word[4]; /* "BOOT" */ - uint32_t entry_offset; /* Offset from top of header to code */ - uint32_t routine_length; /* Length of code */ - uint8_t routine_name[8]; /* Name of the boot code */ -} bug_boot_header_t; - -#define HEADER_SIZE sizeof(bug_boot_header_t) - -uint32_t copy_image(int32_t in_fd, int32_t out_fd) -{ - uint8_t buf[SIZE]; - int n; - uint32_t image_size = 0; - uint8_t zero = 0; - - lseek(in_fd, ELF_HEADER_SIZE, SEEK_SET); - - /* Copy an image while recording its size */ - while ( (n = read(in_fd, buf, SIZE)) > 0 ) - { - image_size = image_size + n; - write(out_fd, buf, n); - } - - /* BUG romboot requires that our size is divisible by 2 */ - /* align image to 2 byte boundary */ - if (image_size % 2) - { - image_size++; - write(out_fd, &zero, 1); - } - - return image_size; -} - -void write_bugboot_header(int32_t out_fd, uint32_t boot_size) -{ - uint8_t header_block[HEADER_SIZE]; - bug_boot_header_t *bbh = (bug_boot_header_t *)&header_block[0]; - - memset(header_block, 0, HEADER_SIZE); - - /* Fill in the PPCBUG ROM boot header */ - strncpy(bbh->magic_word, "BOOT", 4); /* PPCBUG magic word */ - bbh->entry_offset = cpu_to_be32(HEADER_SIZE); /* Entry address */ - bbh->routine_length= cpu_to_be32(HEADER_SIZE+boot_size+2); /* Routine length */ - strncpy(bbh->routine_name, "LINUXROM", 8); /* Routine name */ - - /* Output the header and bootloader to the file */ - write(out_fd, header_block, HEADER_SIZE); -} - -uint16_t calc_checksum(int32_t bug_fd) -{ - uint32_t checksum_var = 0; - uint8_t buf[2]; - int n; - - /* Checksum loop */ - while ( (n = read(bug_fd, buf, 2) ) ) - { - checksum_var = checksum_var + *(uint16_t *)buf; - - /* If we carry out, mask it and add one to the checksum */ - if (checksum_var >> 16) - checksum_var = (checksum_var & 0x0000ffff) + 1; - } - - return checksum_var; -} - -int main(int argc, char *argv[]) -{ - int32_t image_fd, bugboot_fd; - int argptr = 1; - uint32_t kernel_size = 0; - uint16_t checksum = 0; - uint8_t bugbootname[256]; - - if ( (argc != 3) ) - { - fprintf(stderr, "usage: %s <kernel_image> <bugboot>\n",argv[0]); - exit(-1); - } - - /* Get file args */ - - /* kernel image file */ - if ((image_fd = open( argv[argptr] , 0)) < 0) - exit(-1); - argptr++; - - /* bugboot file */ - if ( !strcmp( argv[argptr], "-" ) ) - bugboot_fd = 1; /* stdout */ - else - if ((bugboot_fd = creat( argv[argptr] , 0755)) < 0) - exit(-1); - else - strcpy(bugbootname, argv[argptr]); - argptr++; - - /* Set file position after ROM header block where zImage will be written */ - lseek(bugboot_fd, HEADER_SIZE, SEEK_SET); - - /* Copy kernel image into bugboot image */ - kernel_size = copy_image(image_fd, bugboot_fd); - close(image_fd); - - /* Set file position to beginning where header/romboot will be written */ - lseek(bugboot_fd, 0, SEEK_SET); - - /* Write out BUG header/romboot */ - write_bugboot_header(bugboot_fd, kernel_size); - - /* Close bugboot file */ - close(bugboot_fd); - - /* Reopen it as read/write */ - bugboot_fd = open(bugbootname, O_RDWR); - - /* Calculate checksum */ - checksum = calc_checksum(bugboot_fd); - - /* Write out the calculated checksum */ - write(bugboot_fd, &checksum, 2); - - return 0; -} diff --git a/arch/ppc/boot/utils/mknote.c b/arch/ppc/boot/utils/mknote.c deleted file mode 100644 index b9fbb2cbfc8..00000000000 --- a/arch/ppc/boot/utils/mknote.c +++ /dev/null @@ -1,44 +0,0 @@ -/* - * Copyright (C) Cort Dougan 1999. - * - * 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. - * - * Generate a note section as per the CHRP specification. - * - */ - -#include <stdio.h> -#include <string.h> - -#define PL(x) printf("%c%c%c%c", ((x)>>24)&0xff, ((x)>>16)&0xff, ((x)>>8)&0xff, (x)&0xff ); - -int main(void) -{ -/* header */ - /* namesz */ - PL(strlen("PowerPC")+1); - /* descrsz */ - PL(6*4); - /* type */ - PL(0x1275); - /* name */ - printf("PowerPC"); printf("%c", 0); - -/* descriptor */ - /* real-mode */ - PL(0xffffffff); - /* real-base */ - PL(0x00c00000); - /* real-size */ - PL(0xffffffff); - /* virt-base */ - PL(0xffffffff); - /* virt-size */ - PL(0xffffffff); - /* load-base */ - PL(0x4000); - return 0; -} diff --git a/arch/ppc/boot/utils/mkprep.c b/arch/ppc/boot/utils/mkprep.c deleted file mode 100644 index f6d5a2f2fcf..00000000000 --- a/arch/ppc/boot/utils/mkprep.c +++ /dev/null @@ -1,293 +0,0 @@ -/* - * Makes a prep bootable image which can be dd'd onto - * a disk device to make a bootdisk. Will take - * as input a elf executable, strip off the header - * and write out a boot image as: - * 1) default - strips elf header - * suitable as a network boot image - * 2) -pbp - strips elf header and writes out prep boot partition image - * cat or dd onto disk for booting - * 3) -asm - strips elf header and writes out as asm data - * useful for generating data for a compressed image - * -- Cort - * - * Modified for x86 hosted builds by Matt Porter <porter@neta.com> - * Modified for Sparc hosted builds by Peter Wahl <PeterWahl@web.de> - */ - -#include <fcntl.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <strings.h> -#include <sys/stat.h> -#include <unistd.h> - -#define cpu_to_le32(x) le32_to_cpu((x)) -unsigned long le32_to_cpu(unsigned long x) -{ - return (((x & 0x000000ffU) << 24) | - ((x & 0x0000ff00U) << 8) | - ((x & 0x00ff0000U) >> 8) | - ((x & 0xff000000U) >> 24)); -} - - -#define cpu_to_le16(x) le16_to_cpu((x)) -unsigned short le16_to_cpu(unsigned short x) -{ - return (((x & 0x00ff) << 8) | - ((x & 0xff00) >> 8)); -} - -#define cpu_to_be32(x) (x) -#define be32_to_cpu(x) (x) -#define cpu_to_be16(x) (x) -#define be16_to_cpu(x) (x) - -/* size of read buffer */ -#define SIZE 0x1000 - - -typedef unsigned long dword_t; -typedef unsigned short word_t; -typedef unsigned char byte_t; -typedef byte_t block_t[512]; -typedef byte_t page_t[4096]; - - -/* - * Partition table entry - * - from the PReP spec - */ -typedef struct partition_entry { - byte_t boot_indicator; - byte_t starting_head; - byte_t starting_sector; - byte_t starting_cylinder; - - byte_t system_indicator; - byte_t ending_head; - byte_t ending_sector; - byte_t ending_cylinder; - - dword_t beginning_sector; - dword_t number_of_sectors; -} partition_entry_t; - -#define BootActive 0x80 -#define SystemPrep 0x41 - -void copy_image(int , int); -void write_prep_partition(int , int ); -void write_asm_data( int in, int out ); - -unsigned int elfhdr_size = 65536; - -int main(int argc, char *argv[]) -{ - int in_fd, out_fd; - int argptr = 1; - unsigned int prep = 0; - unsigned int asmoutput = 0; - - if ( (argc < 3) || (argc > 4) ) - { - fprintf(stderr, "usage: %s [-pbp] [-asm] <boot-file> <image>\n",argv[0]); - exit(-1); - } - - /* needs to handle args more elegantly -- but this is a small/simple program */ - - /* check for -pbp */ - if ( !strcmp( argv[argptr], "-pbp" ) ) - { - prep = 1; - argptr++; - } - - /* check for -asm */ - if ( !strcmp( argv[argptr], "-asm" ) ) - { - asmoutput = 1; - argptr++; - } - - /* input file */ - if ( !strcmp( argv[argptr], "-" ) ) - in_fd = 0; /* stdin */ - else - if ((in_fd = open( argv[argptr] , 0)) < 0) - exit(-1); - argptr++; - - /* output file */ - if ( !strcmp( argv[argptr], "-" ) ) - out_fd = 1; /* stdout */ - else - if ((out_fd = creat( argv[argptr] , 0755)) < 0) - exit(-1); - argptr++; - - /* skip elf header in input file */ - /*if ( !prep )*/ - lseek(in_fd, elfhdr_size, SEEK_SET); - - /* write prep partition if necessary */ - if ( prep ) - write_prep_partition( in_fd, out_fd ); - - /* write input image to bootimage */ - if ( asmoutput ) - write_asm_data( in_fd, out_fd ); - else - copy_image(in_fd, out_fd); - - return 0; -} - -void write_prep_partition(int in, int out) -{ - unsigned char block[512]; - partition_entry_t pe; - dword_t *entry = (dword_t *)&block[0]; - dword_t *length = (dword_t *)&block[sizeof(long)]; - struct stat info; - - if (fstat(in, &info) < 0) - { - fprintf(stderr,"info failed\n"); - exit(-1); - } - - bzero( block, sizeof block ); - - /* set entry point and boot image size skipping over elf header */ -#ifdef __i386__ - *entry = 0x400/*+65536*/; - *length = info.st_size-elfhdr_size+0x400; -#else - *entry = cpu_to_le32(0x400/*+65536*/); - *length = cpu_to_le32(info.st_size-elfhdr_size+0x400); -#endif /* __i386__ */ - - /* sets magic number for msdos partition (used by linux) */ - block[510] = 0x55; - block[511] = 0xAA; - - /* - * Build a "PReP" partition table entry in the boot record - * - "PReP" may only look at the system_indicator - */ - pe.boot_indicator = BootActive; - pe.system_indicator = SystemPrep; - /* - * The first block of the diskette is used by this "boot record" which - * actually contains the partition table. (The first block of the - * partition contains the boot image, but I digress...) We'll set up - * one partition on the diskette and it shall contain the rest of the - * diskette. - */ - pe.starting_head = 0; /* zero-based */ - pe.starting_sector = 2; /* one-based */ - pe.starting_cylinder = 0; /* zero-based */ - pe.ending_head = 1; /* assumes two heads */ - pe.ending_sector = 18; /* assumes 18 sectors/track */ - pe.ending_cylinder = 79; /* assumes 80 cylinders/diskette */ - - /* - * The "PReP" software ignores the above fields and just looks at - * the next two. - * - size of the diskette is (assumed to be) - * (2 tracks/cylinder)(18 sectors/tracks)(80 cylinders/diskette) - * - unlike the above sector numbers, the beginning sector is zero-based! - */ -#if 0 - pe.beginning_sector = cpu_to_le32(1); -#else - /* This has to be 0 on the PowerStack? */ -#ifdef __i386__ - pe.beginning_sector = 0; -#else - pe.beginning_sector = cpu_to_le32(0); -#endif /* __i386__ */ -#endif - -#ifdef __i386__ - pe.number_of_sectors = 2*18*80-1; -#else - pe.number_of_sectors = cpu_to_le32(2*18*80-1); -#endif /* __i386__ */ - - memcpy(&block[0x1BE], &pe, sizeof(pe)); - - write( out, block, sizeof(block) ); - write( out, entry, sizeof(*entry) ); - write( out, length, sizeof(*length) ); - /* set file position to 2nd sector where image will be written */ - lseek( out, 0x400, SEEK_SET ); -} - - - -void -copy_image(int in, int out) -{ - char buf[SIZE]; - int n; - - while ( (n = read(in, buf, SIZE)) > 0 ) - write(out, buf, n); -} - - -void -write_asm_data( int in, int out ) -{ - int i, cnt, pos, len; - unsigned int cksum, val; - unsigned char *lp; - unsigned char buf[SIZE]; - unsigned char str[256]; - - write( out, "\t.data\n\t.globl input_data\ninput_data:\n", - strlen( "\t.data\n\t.globl input_data\ninput_data:\n" ) ); - pos = 0; - cksum = 0; - while ((len = read(in, buf, sizeof(buf))) > 0) - { - cnt = 0; - lp = (unsigned char *)buf; - len = (len + 3) & ~3; /* Round up to longwords */ - for (i = 0; i < len; i += 4) - { - if (cnt == 0) - { - write( out, "\t.long\t", strlen( "\t.long\t" ) ); - } - sprintf( str, "0x%02X%02X%02X%02X", lp[0], lp[1], lp[2], lp[3]); - write( out, str, strlen(str) ); - val = *(unsigned long *)lp; - cksum ^= val; - lp += 4; - if (++cnt == 4) - { - cnt = 0; - sprintf( str, " # %x \n", pos+i-12); - write( out, str, strlen(str) ); - } else - { - write( out, ",", 1 ); - } - } - if (cnt) - { - write( out, "0\n", 2 ); - } - pos += len; - } - sprintf(str, "\t.globl input_len\ninput_len:\t.long\t0x%x\n", pos); - write( out, str, strlen(str) ); - - fprintf(stderr, "cksum = %x\n", cksum); -} diff --git a/arch/ppc/boot/utils/mktree.c b/arch/ppc/boot/utils/mktree.c deleted file mode 100644 index 2be22e28f2b..00000000000 --- a/arch/ppc/boot/utils/mktree.c +++ /dev/null @@ -1,152 +0,0 @@ -/* - * Makes a tree bootable image for IBM Evaluation boards. - * Basically, just take a zImage, skip the ELF header, and stuff - * a 32 byte header on the front. - * - * We use htonl, which is a network macro, to make sure we're doing - * The Right Thing on an LE machine. It's non-obvious, but it should - * work on anything BSD'ish. - */ - -#include <fcntl.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <sys/stat.h> -#include <unistd.h> -#include <netinet/in.h> -#ifdef __sun__ -#include <inttypes.h> -#else -#include <stdint.h> -#endif - -/* This gets tacked on the front of the image. There are also a few - * bytes allocated after the _start label used by the boot rom (see - * head.S for details). - */ -typedef struct boot_block { - uint32_t bb_magic; /* 0x0052504F */ - uint32_t bb_dest; /* Target address of the image */ - uint32_t bb_num_512blocks; /* Size, rounded-up, in 512 byte blks */ - uint32_t bb_debug_flag; /* Run debugger or image after load */ - uint32_t bb_entry_point; /* The image address to start */ - uint32_t bb_checksum; /* 32 bit checksum including header */ - uint32_t reserved[2]; -} boot_block_t; - -#define IMGBLK 512 -char tmpbuf[IMGBLK]; - -int main(int argc, char *argv[]) -{ - int in_fd, out_fd; - int nblks, i; - uint cksum, *cp; - struct stat st; - boot_block_t bt; - - if (argc < 3) { - fprintf(stderr, "usage: %s <zImage-file> <boot-image> [entry-point]\n",argv[0]); - exit(1); - } - - if (stat(argv[1], &st) < 0) { - perror("stat"); - exit(2); - } - - nblks = (st.st_size + IMGBLK) / IMGBLK; - - bt.bb_magic = htonl(0x0052504F); - - /* If we have the optional entry point parameter, use it */ - if (argc == 4) - bt.bb_dest = bt.bb_entry_point = htonl(strtoul(argv[3], NULL, 0)); - else - bt.bb_dest = bt.bb_entry_point = htonl(0x500000); - - /* We know these from the linker command. - * ...and then move it up into memory a little more so the - * relocation can happen. - */ - bt.bb_num_512blocks = htonl(nblks); - bt.bb_debug_flag = 0; - - bt.bb_checksum = 0; - - /* To be neat and tidy :-). - */ - bt.reserved[0] = 0; - bt.reserved[1] = 0; - - if ((in_fd = open(argv[1], O_RDONLY)) < 0) { - perror("zImage open"); - exit(3); - } - - if ((out_fd = open(argv[2], (O_RDWR | O_CREAT | O_TRUNC), 0666)) < 0) { - perror("bootfile open"); - exit(3); - } - - cksum = 0; - cp = (void *)&bt; - for (i=0; i<sizeof(bt)/sizeof(uint); i++) - cksum += *cp++; - - /* Assume zImage is an ELF file, and skip the 64K header. - */ - if (read(in_fd, tmpbuf, IMGBLK) != IMGBLK) { - fprintf(stderr, "%s is too small to be an ELF image\n", - argv[1]); - exit(4); - } - - if ((*(uint *)tmpbuf) != htonl(0x7f454c46)) { - fprintf(stderr, "%s is not an ELF image\n", argv[1]); - exit(4); - } - - if (lseek(in_fd, (64 * 1024), SEEK_SET) < 0) { - fprintf(stderr, "%s failed to seek in ELF image\n", argv[1]); - exit(4); - } - - nblks -= (64 * 1024) / IMGBLK; - - /* And away we go...... - */ - if (write(out_fd, &bt, sizeof(bt)) != sizeof(bt)) { - perror("boot-image write"); - exit(5); - } - - while (nblks-- > 0) { - if (read(in_fd, tmpbuf, IMGBLK) < 0) { - perror("zImage read"); - exit(5); - } - cp = (uint *)tmpbuf; - for (i=0; i<sizeof(tmpbuf)/sizeof(uint); i++) - cksum += *cp++; - if (write(out_fd, tmpbuf, sizeof(tmpbuf)) != sizeof(tmpbuf)) { - perror("boot-image write"); - exit(5); - } - } - - /* rewrite the header with the computed checksum. - */ - bt.bb_checksum = htonl(cksum); - if (lseek(out_fd, 0, SEEK_SET) < 0) { - perror("rewrite seek"); - exit(1); - } - if (write(out_fd, &bt, sizeof(bt)) != sizeof(bt)) { - perror("boot-image rewrite"); - exit(1); - } - - exit(0); -} |