--- /dev/null
+Index: kexec-tools-1.101/kexec/arch/arm/include/arch/options.h
+===================================================================
+--- /dev/null 1970-01-01 00:00:00.000000000 +0000
++++ kexec-tools-1.101/kexec/arch/arm/include/arch/options.h 2006-02-06 18:28:37.027097280 +0100
+@@ -0,0 +1,11 @@
++#ifndef KEXEC_ARCH_ARM_OPTIONS_H
++#define KEXEC_ARCH_ARM_OPTIONS_H
++
++#define OPT_ARCH_MAX (OPT_MAX+0)
++
++#define KEXEC_ARCH_OPTIONS \
++ KEXEC_OPTIONS \
++
++#define KEXEC_ARCH_OPT_STR KEXEC_OPT_STR ""
++
++#endif /* KEXEC_ARCH_ARM_OPTIONS_H */
+Index: kexec-tools-1.101/kexec/arch/arm/kexec-arm.c
+===================================================================
+--- /dev/null 1970-01-01 00:00:00.000000000 +0000
++++ kexec-tools-1.101/kexec/arch/arm/kexec-arm.c 2006-02-06 18:28:37.027097280 +0100
+@@ -0,0 +1,138 @@
++/*
++ * kexec: Linux boots Linux
++ *
++ * modified from kexec-ppc.c
++ *
++ */
++
++#define _GNU_SOURCE
++#include <stddef.h>
++#include <stdio.h>
++#include <errno.h>
++#include <stdint.h>
++#include <string.h>
++#include <getopt.h>
++#include <sys/utsname.h>
++#include "../../kexec.h"
++#include "../../kexec-syscall.h"
++#include "kexec-arm.h"
++#include <arch/options.h>
++
++#define MAX_MEMORY_RANGES 64
++#define MAX_LINE 160
++static struct memory_range memory_range[MAX_MEMORY_RANGES];
++
++/* Return a sorted list of available memory ranges. */
++int get_memory_ranges(struct memory_range **range, int *ranges)
++{
++ const char iomem[]= "/proc/iomem";
++ int memory_ranges = 0;
++ char line[MAX_LINE];
++ FILE *fp;
++ fp = fopen(iomem, "r");
++ if (!fp) {
++ fprintf(stderr, "Cannot open %s: %s\n",
++ iomem, strerror(errno));
++ return -1;
++ }
++
++ while(fgets(line, sizeof(line), fp) != 0) {
++ unsigned long long start, end;
++ char *str;
++ int type;
++ int consumed;
++ int count;
++ if (memory_ranges >= MAX_MEMORY_RANGES)
++ break;
++ count = sscanf(line, "%Lx-%Lx : %n",
++ &start, &end, &consumed);
++ if (count != 2)
++ continue;
++ str = line + consumed;
++ end = end + 1;
++
++ if (memcmp(str, "System RAM\n", 11) == 0) {
++ type = RANGE_RAM;
++ }
++ else if (memcmp(str, "reserved\n", 9) == 0) {
++ type = RANGE_RESERVED;
++ }
++ else {
++ continue;
++ }
++
++ memory_range[memory_ranges].start = start;
++ memory_range[memory_ranges].end = end;
++ memory_range[memory_ranges].type = type;
++ memory_ranges++;
++ }
++ fclose(fp);
++ *range = memory_range;
++ *ranges = memory_ranges;
++ return 0;
++}
++
++/* Supported file types and callbacks */
++struct file_type file_type[] = {
++ {"zImage", zImage_arm_probe, zImage_arm_load, zImage_arm_usage},
++};
++int file_types = sizeof(file_type) / sizeof(file_type[0]);
++
++
++void arch_usage(void)
++{
++}
++
++static struct {
++} arch_options = {
++};
++int arch_process_options(int argc, char **argv)
++{
++ static const struct option options[] = {
++ KEXEC_ARCH_OPTIONS
++ { 0, 0, NULL, 0 },
++ };
++ static const char short_options[] = KEXEC_ARCH_OPT_STR;
++ int opt;
++ unsigned long value;
++ char *end;
++
++ opterr = 0; /* Don't complain about unrecognized options here */
++ while((opt = getopt_long(argc, argv, short_options, options, 0)) != -1) {
++ switch(opt) {
++ default:
++ break;
++ }
++ }
++ /* Reset getopt for the next pass; called in other source modules */
++ opterr = 1;
++ optind = 1;
++ return 0;
++}
++
++int arch_compat_trampoline(struct kexec_info *info, unsigned long *flags)
++{
++ int result;
++ struct utsname utsname;
++ result = uname(&utsname);
++ if (result < 0) {
++ fprintf(stderr, "uname failed: %s\n",
++ strerror(errno));
++ return -1;
++ }
++ if (strncmp(utsname.machine, "arm",3) == 0)
++ {
++ *flags |= KEXEC_ARCH_ARM;
++ }
++ else {
++ fprintf(stderr, "Unsupported machine type: %s\n",
++ utsname.machine);
++ return -1;
++ }
++ return 0;
++}
++
++void arch_update_purgatory(struct kexec_info *info)
++{
++}
++
+Index: kexec-tools-1.101/kexec/arch/arm/kexec-arm.h
+===================================================================
+--- /dev/null 1970-01-01 00:00:00.000000000 +0000
++++ kexec-tools-1.101/kexec/arch/arm/kexec-arm.h 2006-02-06 18:28:37.028097128 +0100
+@@ -0,0 +1,9 @@
++#ifndef KEXEC_ARM_H
++#define KEXEC_ARM_H
++
++int zImage_arm_probe(const char *buf, off_t len);
++int zImage_arm_load(int argc, char **argv, const char *buf, off_t len,
++ struct kexec_info *info);
++void zImage_arm_usage(void);
++
++#endif /* KEXEC_ARM_H */
+Index: kexec-tools-1.101/kexec/arch/arm/kexec-elf-rel-arm.c
+===================================================================
+--- /dev/null 1970-01-01 00:00:00.000000000 +0000
++++ kexec-tools-1.101/kexec/arch/arm/kexec-elf-rel-arm.c 2006-02-06 18:28:37.028097128 +0100
+@@ -0,0 +1,35 @@
++#include <stdio.h>
++#include <elf.h>
++#include "../../kexec.h"
++#include "../../kexec-elf.h"
++
++int machine_verify_elf_rel(struct mem_ehdr *ehdr)
++{
++ if (ehdr->ei_data != ELFDATA2MSB) {
++ return 0;
++ }
++ if (ehdr->ei_class != ELFCLASS32) {
++ return 0;
++ }
++ if (ehdr->e_machine != EM_ARM)
++ {
++ return 0;
++ }
++ return 1;
++}
++
++void machine_apply_elf_rel(struct mem_ehdr *ehdr, unsigned long r_type,
++ void *location, unsigned long address, unsigned long value)
++{
++ switch(r_type) {
++ case R_ARM_ABS32:
++ *((uint32_t *)location) += value;
++ break;
++ case R_ARM_REL32:
++ *((uint32_t *)location) += value - address;
++ break;
++ default:
++ die("Unknown rel relocation: %lu\n", r_type);
++ break;
++ }
++}
+Index: kexec-tools-1.101/kexec/arch/arm/kexec-zImage-arm.c
+===================================================================
+--- /dev/null 1970-01-01 00:00:00.000000000 +0000
++++ kexec-tools-1.101/kexec/arch/arm/kexec-zImage-arm.c 2006-02-06 18:28:37.028097128 +0100
+@@ -0,0 +1,34 @@
++#define _GNU_SOURCE
++#include <stdio.h>
++#include <string.h>
++#include <stdlib.h>
++#include <errno.h>
++#include <limits.h>
++#include "../../kexec.h"
++
++int zImage_arm_probe(const char *buf, off_t len)
++{
++ /*
++ * Only zImage loading is supported. Do not check if
++ * the buffer is valid kernel image
++ */
++ return 0;
++}
++void zImage_arm_usage(void)
++{
++}
++int zImage_arm_load(int argc, char **argv, const char *buf, off_t len,
++ struct kexec_info *info)
++{
++ unsigned long base;
++ unsigned int offset = 0x8000; /* 32k offset from memory start */
++ base = locate_hole(info,len+offset,0,0,ULONG_MAX,INT_MAX);
++ if (base == ULONG_MAX)
++ {
++ return -1;
++ }
++ base += offset;
++ add_segment(info,buf,len,base,len);
++ info->entry = (void*)base;
++ return 0;
++}
+Index: kexec-tools-1.101/kexec/arch/arm/Makefile
+===================================================================
+--- /dev/null 1970-01-01 00:00:00.000000000 +0000
++++ kexec-tools-1.101/kexec/arch/arm/Makefile 2006-02-06 18:28:37.028097128 +0100
+@@ -0,0 +1,8 @@
++#
++# kexec arm (linux booting linux)
++#
++KEXEC_C_SRCS+= kexec/arch/arm/kexec-elf-rel-arm.c
++KEXEC_C_SRCS+= kexec/arch/arm/kexec-zImage-arm.c
++KEXEC_C_SRCS+= kexec/arch/arm/kexec-arm.c
++
++KEXEC_S_SRCS+=
+Index: kexec-tools-1.101/kexec/kexec.c
+===================================================================
+--- kexec-tools-1.101.orig/kexec/kexec.c 2005-01-13 14:24:29.000000000 +0100
++++ kexec-tools-1.101/kexec/kexec.c 2006-02-06 18:28:37.029096976 +0100
+@@ -187,7 +187,7 @@
+ }
+
+ /* Compute the free memory ranges */
+- max_mem_ranges = memory_ranges + (info->nr_segments -1);
++ max_mem_ranges = memory_ranges + (info->nr_segments);
+ mem_range = malloc(max_mem_ranges *sizeof(struct memory_range));
+ mem_ranges = 0;
+
+Index: kexec-tools-1.101/kexec/kexec-syscall.h
+===================================================================
+--- kexec-tools-1.101.orig/kexec/kexec-syscall.h 2005-01-06 07:59:50.000000000 +0100
++++ kexec-tools-1.101/kexec/kexec-syscall.h 2006-02-06 18:28:37.029096976 +0100
+@@ -37,6 +37,9 @@
+ #ifdef __x86_64__
+ #define __NR_kexec_load 246
+ #endif
++#ifdef __arm__
++#define __NR_kexec_load __NR_SYSCALL_BASE + 189
++#endif
+ #ifndef __NR_kexec_load
+ #error Unknown processor architecture. Needs a kexec_load syscall number.
+ #endif
+@@ -67,6 +70,7 @@
+ #define KEXEC_ARCH_PPC (20 << 16)
+ #define KEXEC_ARCH_PPC64 (21 << 16)
+ #define KEXEC_ARCH_IA_64 (50 << 16)
++#define KEXEC_ARCH_ARM (40 << 16)
+
+ #define KEXEC_MAX_SEGMENTS 8
+
+Index: kexec-tools-1.101/purgatory/arch/arm/include/limits.h
+===================================================================
+--- /dev/null 1970-01-01 00:00:00.000000000 +0000
++++ kexec-tools-1.101/purgatory/arch/arm/include/limits.h 2006-02-06 18:28:37.031096672 +0100
+@@ -0,0 +1,58 @@
++#ifndef LIMITS_H
++#define LIMITS_H 1
++
++
++/* Number of bits in a `char' */
++#define CHAR_BIT 8
++
++/* Minimum and maximum values a `signed char' can hold */
++#define SCHAR_MIN (-128)
++#define SCHAR_MAX 127
++
++/* Maximum value an `unsigned char' can hold. (Minimum is 0.) */
++#define UCHAR_MAX 255
++
++/* Minimum and maximum values a `char' can hold */
++#define CHAR_MIN SCHAR_MIN
++#define CHAR_MAX SCHAR_MAX
++
++/* Minimum and maximum values a `signed short int' can hold */
++#define SHRT_MIN (-32768)
++#define SHRT_MAX 32767
++
++/* Maximum value an `unsigned short' can hold. (Minimum is 0.) */
++#define USHRT_MAX 65535
++
++
++/* Minimum and maximum values a `signed int' can hold */
++#define INT_MIN (-INT_MAX - 1)
++#define INT_MAX 2147483647
++
++/* Maximum value an `unsigned int' can hold. (Minimum is 0.) */
++#define UINT_MAX 4294967295U
++
++
++/* Minimum and maximum values a `signed int' can hold */
++#define INT_MIN (-INT_MAX - 1)
++#define INT_MAX 2147483647
++
++/* Maximum value an `unsigned int' can hold. (Minimum is 0.) */
++#define UINT_MAX 4294967295U
++
++/* Minimum and maximum values a `signed long' can hold */
++#define LONG_MAX 2147483647L
++#define LONG_MIN (-LONG_MAX - 1L)
++
++/* Maximum value an `unsigned long' can hold. (Minimum is 0.) */
++#define ULONG_MAX 4294967295UL
++
++/* Minimum and maximum values a `signed long long' can hold */
++#define LLONG_MAX 9223372036854775807LL
++#define LLONG_MIN (-LONG_MAX - 1LL)
++
++
++/* Maximum value an `unsigned long long' can hold. (Minimum is 0.) */
++#define ULLONG_MAX 18446744073709551615ULL
++
++
++#endif /* LIMITS_H */
+Index: kexec-tools-1.101/purgatory/arch/arm/include/stdint.h
+===================================================================
+--- /dev/null 1970-01-01 00:00:00.000000000 +0000
++++ kexec-tools-1.101/purgatory/arch/arm/include/stdint.h 2006-02-06 18:28:37.031096672 +0100
+@@ -0,0 +1,16 @@
++#ifndef STDINT_H
++#define STDINT_H
++
++typedef unsigned long size_t;
++
++typedef unsigned char uint8_t;
++typedef unsigned short uint16_t;
++typedef unsigned int uint32_t;
++typedef unsigned long long uint64_t;
++
++typedef signed char int8_t;
++typedef signed short int16_t;
++typedef signed int int32_t;
++typedef signed long long int64_t;
++
++#endif /* STDINT_H */
+Index: kexec-tools-1.101/purgatory/arch/arm/Makefile
+===================================================================
+--- /dev/null 1970-01-01 00:00:00.000000000 +0000
++++ kexec-tools-1.101/purgatory/arch/arm/Makefile 2006-02-06 18:28:37.031096672 +0100
+@@ -0,0 +1,7 @@
++#
++# Purgatory arm
++#
++
++PURGATORY_S_SRCS +=
++PURGATORY_C_SRCS +=
++
+Index: kexec-tools-1.101/configure.ac
+===================================================================
+--- kexec-tools-1.101.orig/configure.ac 2005-01-09 02:36:57.000000000 +0100
++++ kexec-tools-1.101/configure.ac 2006-02-06 18:30:19.274553304 +0100
+@@ -25,12 +25,15 @@
+ powerpc )
+ host_cpu="ppc"
+ ;;
++ arm* )
++ host_cpu="arm"
++ ;;
+ * )
+ host_cpu="$host_cpu"
+ ;;
+ esac
+ case $host_cpu in
+- i386|ppc|x86_64|alpha|ppc64|ia64)
++ i386|ppc|x86_64|alpha|ppc64|ia64|arm)
+ ;;
+ * )
+ AC_MSG_ERROR([ unsupported architecture $host_cpu])
