[RFC PATCH 05/23] set ABI version in e_flag of the PPC64LE ELF image.

[Ram Pai]

set the ABI version to 0x02 in the e_flag of the PPC64LE ELF image.

Signed-off-by: Ram Pai <address@hidden>
---
 include/grub/elf.h    | 1 +
 util/grub-mkimagexx.c | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/include/grub/elf.h b/include/grub/elf.h
index caa7963..bee7583 100644
--- a/include/grub/elf.h
+++ b/include/grub/elf.h
@@ -1851,6 +1851,7 @@ typedef Elf32_Addr Elf32_Conflict;
 
 /* Values for Elf32/64_Ehdr.e_flags.  */
 #define EF_PPC_EMB             0x80000000      /* PowerPC embedded flag */
+#define EF_PPC64LE_ABIV2       0x00000002      /* PowerPC 64 LE flag */
 
 /* Cygnus local bits below */
 #define EF_PPC_RELOCATABLE     0x00010000      /* PowerPC -mrelocatable flag*/
diff --git a/util/grub-mkimagexx.c b/util/grub-mkimagexx.c
index 0a1ac9e..b1833a1 100644
--- a/util/grub-mkimagexx.c
+++ b/util/grub-mkimagexx.c
@@ -141,11 +141,15 @@ SUFFIX (generate_elf) (const struct 
grub_install_image_target_desc *image_target
   phdr->p_vaddr = grub_host_to_target32 (target_addr);
   phdr->p_paddr = grub_host_to_target32 (target_addr);
   phdr->p_align = grub_host_to_target32 (align > image_target->link_align ? 
align : image_target->link_align);
+
   if (image_target->id == IMAGE_LOONGSON_ELF)
     ehdr->e_flags = grub_host_to_target32 (0x1000 | EF_MIPS_NOREORDER 
                                           | EF_MIPS_PIC | EF_MIPS_CPIC);
+  else if (image_target->id == IMAGE_PPC && image_target->bigendian == 0)
+    ehdr->e_flags = grub_host_to_target32 (EF_PPC64LE_ABIV2);
   else
     ehdr->e_flags = 0;
+
   if (image_target->id == IMAGE_LOONGSON_ELF)
     {
       phdr->p_filesz = grub_host_to_target32 (*core_size);
-- 
1.8.5.3