@@ -3,7 +3,9 @@
*/
#define _GNU_SOURCE
+
#include "kexec-arm64.h"
+#include <limits.h>
int image_arm64_probe(const char *kernel_buf, off_t kernel_size)
{
@@ -21,14 +23,53 @@ int image_arm64_probe(const char *kernel_buf, off_t kernel_size)
return -1;
}
- fprintf(stderr, "kexec: ARM64 binary image files are currently NOT SUPPORTED.\n");
- return -1;
+ return 0;
}
int image_arm64_load(int argc, char **argv, const char *kernel_buf,
off_t kernel_size, struct kexec_info *info)
{
- return -1;
+ const struct arm64_image_header *header;
+ unsigned long kernel_segment;
+ int result;
+
+ header = (const struct arm64_image_header *)(kernel_buf);
+
+ if (arm64_process_image_header(header))
+ return -1;
+
+ kernel_segment = arm64_locate_kernel_segment(info);
+
+ if (kernel_segment == ULONG_MAX) {
+ dbgprintf("%s: Kernel segment is not allocated\n", __func__);
+ result = -EFAILED;
+ goto exit;
+ }
+
+ dbgprintf("%s: kernel_segment: %016lx\n", __func__, kernel_segment);
+ dbgprintf("%s: text_offset: %016lx\n", __func__,
+ arm64_mem.text_offset);
+ dbgprintf("%s: image_size: %016lx\n", __func__,
+ arm64_mem.image_size);
+ dbgprintf("%s: phys_offset: %016lx\n", __func__,
+ arm64_mem.phys_offset);
+ dbgprintf("%s: vp_offset: %016lx\n", __func__,
+ arm64_mem.vp_offset);
+ dbgprintf("%s: PE format: %s\n", __func__,
+ (arm64_header_check_pe_sig(header) ? "yes" : "no"));
+
+ /* load the kernel */
+ add_segment_phys_virt(info, kernel_buf, kernel_size,
+ kernel_segment + arm64_mem.text_offset,
+ arm64_mem.image_size, 0);
+
+ result = arm64_load_other_segments(info, kernel_segment
+ + arm64_mem.text_offset);
+
+exit:
+ if (result)
+ fprintf(stderr, "kexec: load failed.\n");
+ return result;
}
void image_arm64_usage(void)
@@ -36,6 +77,4 @@ void image_arm64_usage(void)
printf(
" An ARM64 binary image, compressed or not, big or little endian.\n"
" Typically an Image, Image.gz or Image.lzma file.\n\n");
- printf(
-" ARM64 binary image files are currently NOT SUPPORTED.\n\n");
}