arch/tile: support building big-endian kernel
The toolchain supports big-endian mode now, so add support for building
the kernel to run big-endian as well.
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
diff --git a/arch/tile/include/asm/elf.h b/arch/tile/include/asm/elf.h
index 623a6bb..d16d006 100644
--- a/arch/tile/include/asm/elf.h
+++ b/arch/tile/include/asm/elf.h
@@ -44,7 +44,11 @@
#else
#define ELF_CLASS ELFCLASS32
#endif
+#ifdef __BIG_ENDIAN__
+#define ELF_DATA ELFDATA2MSB
+#else
#define ELF_DATA ELFDATA2LSB
+#endif
/*
* There seems to be a bug in how compat_binfmt_elf.c works: it
@@ -59,6 +63,7 @@
*/
#define elf_check_arch(x) \
((x)->e_ident[EI_CLASS] == ELF_CLASS && \
+ (x)->e_ident[EI_DATA] == ELF_DATA && \
(x)->e_machine == CHIP_ELF_TYPE())
/* The module loader only handles a few relocation types. */