From: YunQiang Su <s...@debian.org>

So here we need to detect the version of binaries and set
cpu_model for it.

[lv: original patch modified to move code into cpu_get_model()]
Signed-off-by: Laurent Vivier <laur...@vivier.eu>
---

Notes:
    YunQiang Su, please add your Signed-off-by that was
    missing in your original patch.
    
    v2: call cpu_get_model() with the result of get_elf_eflags()

 include/elf.h                  | 4 ++++
 linux-user/mips/target_elf.h   | 3 +++
 linux-user/mips64/target_elf.h | 3 +++
 3 files changed, 10 insertions(+)

diff --git a/include/elf.h b/include/elf.h
index e8a515ce3d..f2104809b1 100644
--- a/include/elf.h
+++ b/include/elf.h
@@ -40,6 +40,10 @@ typedef int64_t  Elf64_Sxword;
 #define EF_MIPS_ARCH_5         0x40000000      /* -mips5 code.  */
 #define EF_MIPS_ARCH_32                0x50000000      /* MIPS32 code.  */
 #define EF_MIPS_ARCH_64                0x60000000      /* MIPS64 code.  */
+#define EF_MIPS_ARCH_32R2       0x70000000      /* MIPS32r2 code.  */
+#define EF_MIPS_ARCH_64R2       0x80000000      /* MIPS64r2 code.  */
+#define EF_MIPS_ARCH_32R6       0x90000000      /* MIPS32r6 code.  */
+#define EF_MIPS_ARCH_64R6       0xa0000000      /* MIPS64r6 code.  */
 
 /* The ABI of a file. */
 #define EF_MIPS_ABI_O32                0x00001000      /* O32 ABI.  */
diff --git a/linux-user/mips/target_elf.h b/linux-user/mips/target_elf.h
index bed0b43259..ac14f99ac5 100644
--- a/linux-user/mips/target_elf.h
+++ b/linux-user/mips/target_elf.h
@@ -9,6 +9,9 @@
 #define MIPS_TARGET_ELF_H
 static inline const char *cpu_get_model(uint32_t eflags)
 {
+     if ((eflags & EF_MIPS_ARCH_32R6) != 0) {
+         return "mips32r6-generic";
+     }
     return "24Kf";
 }
 #endif
diff --git a/linux-user/mips64/target_elf.h b/linux-user/mips64/target_elf.h
index 5b6f4692e0..6cda7ae435 100644
--- a/linux-user/mips64/target_elf.h
+++ b/linux-user/mips64/target_elf.h
@@ -9,6 +9,9 @@
 #define MIPS64_TARGET_ELF_H
 static inline const char *cpu_get_model(uint32_t eflags)
 {
+     if ((eflags & EF_MIPS_ARCH_64R6) != 0) {
+         return "I6400";
+     }
     return "5KEf";
 }
 #endif
-- 
2.14.3


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