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kumquat-buildroot/package/kexec/kexec-tools-002-add-arch-arm.patch
Bernhard Reutner-Fischer fc613ea410 - the arm patch broke anybody else. 
- restructure patches per task they fulfil
2007-01-22 14:59:06 +00:00

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diff -rduNp kexec-tools-1.101.orig/configure kexec-tools-1.101/configure
--- kexec-tools-1.101.orig/configure 2006-09-20 04:39:38.000000000 +0200
+++ kexec-tools-1.101/configure 2007-01-22 15:54:14.000000000 +0100
@@ -1381,6 +1381,9 @@ case $host_cpu in
i?86 )
host_cpu="i386"
;;
+ arm )
+ host_cpu="arm"
+ ;;
powerpc )
host_cpu="ppc"
;;
@@ -1395,7 +1398,7 @@ case $host_cpu in
;;
esac
case $host_cpu in
- i386|ppc|x86_64|alpha|ppc64|ia64|s390)
+ i386|ppc|x86_64|alpha|ppc64|ia64|s390|arm)
;;
* )
{ { echo "$as_me:$LINENO: error: unsupported architecture $host_cpu" >&5
diff -rduNp kexec-tools-1.101.orig/kexec/arch/arm/Makefile kexec-tools-1.101/kexec/arch/arm/Makefile
--- kexec-tools-1.101.orig/kexec/arch/arm/Makefile 1970-01-01 01:00:00.000000000 +0100
+++ kexec-tools-1.101/kexec/arch/arm/Makefile 2007-01-22 15:54:14.000000000 +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+=
diff -rduNp kexec-tools-1.101.orig/kexec/arch/arm/include/arch/options.h kexec-tools-1.101/kexec/arch/arm/include/arch/options.h
--- kexec-tools-1.101.orig/kexec/arch/arm/include/arch/options.h 1970-01-01 01:00:00.000000000 +0100
+++ kexec-tools-1.101/kexec/arch/arm/include/arch/options.h 2007-01-22 15:54:14.000000000 +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 */
diff -rduNp kexec-tools-1.101.orig/kexec/arch/arm/kexec-arm.c kexec-tools-1.101/kexec/arch/arm/kexec-arm.c
--- kexec-tools-1.101.orig/kexec/arch/arm/kexec-arm.c 1970-01-01 01:00:00.000000000 +0100
+++ kexec-tools-1.101/kexec/arch/arm/kexec-arm.c 2007-01-22 15:54:14.000000000 +0100
@@ -0,0 +1,130 @@
+/*
+ * 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)
+{
+}
+
+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;
+
+ 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)
+{
+ 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)
+ {
+ fprintf(stderr, "Unsupported machine type: %s\n",
+ utsname.machine);
+ return -1;
+ }
+ return 0;
+}
+
+void arch_update_purgatory(struct kexec_info *info)
+{
+}
+
diff -rduNp kexec-tools-1.101.orig/kexec/arch/arm/kexec-arm.h kexec-tools-1.101/kexec/arch/arm/kexec-arm.h
--- kexec-tools-1.101.orig/kexec/arch/arm/kexec-arm.h 1970-01-01 01:00:00.000000000 +0100
+++ kexec-tools-1.101/kexec/arch/arm/kexec-arm.h 2007-01-22 15:54:14.000000000 +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 */
diff -rduNp kexec-tools-1.101.orig/kexec/arch/arm/kexec-elf-rel-arm.c kexec-tools-1.101/kexec/arch/arm/kexec-elf-rel-arm.c
--- kexec-tools-1.101.orig/kexec/arch/arm/kexec-elf-rel-arm.c 1970-01-01 01:00:00.000000000 +0100
+++ kexec-tools-1.101/kexec/arch/arm/kexec-elf-rel-arm.c 2007-01-22 15:54:14.000000000 +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;
+ }
+}
diff -rduNp kexec-tools-1.101.orig/kexec/arch/arm/kexec-zImage-arm.c kexec-tools-1.101/kexec/arch/arm/kexec-zImage-arm.c
--- kexec-tools-1.101.orig/kexec/arch/arm/kexec-zImage-arm.c 1970-01-01 01:00:00.000000000 +0100
+++ kexec-tools-1.101/kexec/arch/arm/kexec-zImage-arm.c 2007-01-22 15:54:14.000000000 +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;
+}
diff -rduNp kexec-tools-1.101.orig/kexec/kexec-syscall.h kexec-tools-1.101/kexec/kexec-syscall.h
--- kexec-tools-1.101.orig/kexec/kexec-syscall.h 2006-09-20 04:39:38.000000000 +0200
+++ kexec-tools-1.101/kexec/kexec-syscall.h 2007-01-22 15:54:14.000000000 +0100
@@ -43,6 +43,9 @@
#ifdef __s390__
#define __NR_kexec_load 277
#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
@@ -74,6 +77,7 @@ static inline long kexec_reboot(void)
#define KEXEC_ARCH_PPC64 (21 << 16)
#define KEXEC_ARCH_IA_64 (50 << 16)
#define KEXEC_ARCH_S390 (22 << 16)
+#define KEXEC_ARCH_ARM (40 << 16)
#define KEXEC_MAX_SEGMENTS 16
diff -rduNp kexec-tools-1.101.orig/purgatory/arch/arm/Makefile kexec-tools-1.101/purgatory/arch/arm/Makefile
--- kexec-tools-1.101.orig/purgatory/arch/arm/Makefile 1970-01-01 01:00:00.000000000 +0100
+++ kexec-tools-1.101/purgatory/arch/arm/Makefile 2007-01-22 15:54:14.000000000 +0100
@@ -0,0 +1,7 @@
+#
+# Purgatory arm
+#
+
+PURGATORY_S_SRCS +=
+PURGATORY_C_SRCS +=
+
diff -rduNp kexec-tools-1.101.orig/purgatory/arch/arm/include/limits.h kexec-tools-1.101/purgatory/arch/arm/include/limits.h
--- kexec-tools-1.101.orig/purgatory/arch/arm/include/limits.h 1970-01-01 01:00:00.000000000 +0100
+++ kexec-tools-1.101/purgatory/arch/arm/include/limits.h 2007-01-22 15:54:14.000000000 +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 */
diff -rduNp kexec-tools-1.101.orig/purgatory/arch/arm/include/stdint.h kexec-tools-1.101/purgatory/arch/arm/include/stdint.h
--- kexec-tools-1.101.orig/purgatory/arch/arm/include/stdint.h 1970-01-01 01:00:00.000000000 +0100
+++ kexec-tools-1.101/purgatory/arch/arm/include/stdint.h 2007-01-22 15:54:14.000000000 +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 */
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