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authorMao Han <han_mao@c-sky.com>2019-03-11 09:54:34 +0800
committerMao Han <han_mao@c-sky.com>2019-03-11 09:54:34 +0800
commit5fbcd76351eeda3479175e2dce62b342f8964e86 (patch)
treef683d67a43833baf698aa7a7a4e8f1c4cda7878d
parentc4e5f34bf0d818be747edf9a30e4152953cc6706 (diff)
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C-SKY: add elf header definition for elfutils
This patch adds some defines relate to machine flag and section information, which is used by elfutils elflint check. A C-SKY typo is also fixed with this patch. * elf/elf.h (EF_CSKY_ABIMASK, EF_CSKY_OTHER, EF_CSKY_PROCESSOR) (EF_CSKY_ABIV1, EF_CSKY_ABIV2, SHT_CSKY_ATTRIBUTES): New defines.
-rw-r--r--ChangeLog5
-rw-r--r--elf/elf.h15
2 files changed, 18 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog
index 2f47cb8..9bf1e4e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
2019-03-11 Mao Han <han_mao@c-sky.com>
+ * elf/elf.h (EF_CSKY_ABIMASK, EF_CSKY_OTHER, EF_CSKY_PROCESSOR)
+ (EF_CSKY_ABIV1, EF_CSKY_ABIV2, SHT_CSKY_ATTRIBUTES): New defines.
+
+2019-03-11 Mao Han <han_mao@c-sky.com>
+
* sysdeps/csky/abiv2/start.S: Mark lr as undefined.
* sysdeps/unix/sysv/linux/csky/abiv2/clone.S: Likewise.
* sysdeps/unix/sysv/linux/csky/abiv2/setcontext.S: Likewise.
diff --git a/elf/elf.h b/elf/elf.h
index 47a514a..01648bd 100644
--- a/elf/elf.h
+++ b/elf/elf.h
@@ -360,7 +360,7 @@ typedef struct
#define EM_RISCV 243 /* RISC-V */
#define EM_BPF 247 /* Linux BPF -- in-kernel virtual machine */
-#define EM_CSKY 252 /* C_SKY */
+#define EM_CSKY 252 /* C-SKY */
#define EM_NUM 253
@@ -3022,7 +3022,7 @@ enum
/* Keep this the last entry. */
#define R_ARM_NUM 256
-/* csky */
+/* C-SKY */
#define R_CKCORE_NONE 0 /* no reloc */
#define R_CKCORE_ADDR32 1 /* direct 32 bit (S + A) */
#define R_CKCORE_PCRELIMM8BY4 2 /* disp ((S + A - P) >> 2) & 0xff */
@@ -3086,6 +3086,17 @@ enum
#define R_CKCORE_TLS_DTPOFF32 57
#define R_CKCORE_TLS_TPOFF32 58
+/* C-SKY elf header definition. */
+#define EF_CSKY_ABIMASK 0XF0000000
+#define EF_CSKY_OTHER 0X0FFF0000
+#define EF_CSKY_PROCESSOR 0X0000FFFF
+
+#define EF_CSKY_ABIV1 0X10000000
+#define EF_CSKY_ABIV2 0X20000000
+
+/* C-SKY attributes section. */
+#define SHT_CSKY_ATTRIBUTES (SHT_LOPROC + 1)
+
/* IA-64 specific declarations. */
/* Processor specific flags for the Ehdr e_flags field. */