Add kexec (from OE)

git-svn-id: https://svn.o-hand.com/repos/poky/trunk@871 311d38ba-8fff-0310-9ca6-ca027cbcb966

2 files changed, 432 insertions, 0 deletions

diff --git a/meta/packages/kexec/kexec-tools-1.101/kexec-tools-arm.patch b/meta/packages/kexec/kexec-tools-1.101/kexec-tools-arm.patch
new file mode 100644
index 0000000000..b36a476d82
--- /dev/null
+++ b/meta/packages/kexec/kexec-tools-1.101/kexec-tools-arm.patch
@@ -0,0 +1,417 @@
+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 $host_cpu])
diff --git a/meta/packages/kexec/kexec-tools_1.101.bb b/meta/packages/kexec/kexec-tools_1.101.bb
new file mode 100644
index 0000000000..fe2b5e1765
--- /dev/null
+++ b/meta/packages/kexec/kexec-tools_1.101.bb
@@ -0,0 +1,15 @@
+DESCRIPTION = "Kexec is a fast reboot feature that lets you reboot to a new Linux kernel"
+AUTHOR = "Eric Biederman"
+HOMEPAGE = "http://www.xmission.com/~ebiederm/files/kexec/"
+SECTION = "kernel/userland"
+DEPENDS = "virtual/kernel zlib"
+LICENSE = "GPL"
+PR = "r0"
+
+inherit autotools
+
+EXTRA_OEMAKE = "LDFLAGS=-L${STAGING_LIBDIR} -Wl,--rpath-link,${STAGING_LIBDIR} "
+EXTRA_OECONF = " --with-zlib=${STAGING_LIBDIR}/.."
+
+SRC_URI = "http://www.xmission.com/~ebiederm/files/kexec/kexec-tools-${PV}.tar.gz \
+           file://kexec-tools-arm.patch;patch=1 "