arch: x86 -> x86_64 and build system changes

arch/x86_64/elfboot/test_main.c

@@ -0,0 +1,53 @@
+/**
+ * \file test_main.c
+ *  License details are found in the file LICENSE.
+ * \brief
+ *  Test of loading an ELF file.
+ * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
+ *      Copyright (C) 2011 - 2012  Taku Shimosawa
+ */
+/*
+ * HISTORY
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <sys/stat.h>
+#include <sys/mman.h>
+
+unsigned long elfboot_main(unsigned char *image);
+
+int main(int argc, char **argv)
+{
+	int fd;
+	struct stat st;
+	void *p;
+
+	if (argc < 2) {
+		fprintf(stderr, "Usage : %s (elf)\n", argv[0]);
+		return 1;
+	}
+	fd = open(argv[1], O_RDONLY);
+	if (fd < 0){ 
+		perror("open");
+		return 1;
+	}
+
+	fstat(fd, &st);
+	
+	p = mmap(NULL, st.st_size, PROT_READ, MAP_PRIVATE, fd, 0);
+	if (p == MAP_FAILED) {
+		perror("mmap");
+		return 2;
+	}
+
+	printf("read result : %lx\n", elfboot_main(p));
+
+	munmap(p, st.st_size);
+	close(fd);
+
+	return 0;
+}