Re: [PATCH 24/27] Add support for AT_ARM64_MIDR.

[Andreas Schwab]

What does that have to do with ILP32?

Andreas.

-- 
Andreas Schwab, SUSE Labs, sch...@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."

Re: [PATCH 24/27] Add support for AT_ARM64_MIDR.

[Andreas Schwab]

What does that have to do with ILP32?

Andreas.

-- 
Andreas Schwab, SUSE Labs, sch...@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."

[PATCH 24/27] Add support for AT_ARM64_MIDR.

[Yury Norov]

From: Andrew Pinski 

Signed-off-by: Yury Norov 
---
 elf/dl-sysdep.c |  1 +
 elf/elf.h   |  3 +++
 sysdeps/unix/sysv/linux/aarch64/dl-auxv.h   | 25 +
 sysdeps/unix/sysv/linux/aarch64/dl-sysdep.c |  5 +
 4 files changed, 34 insertions(+)
 create mode 100644 sysdeps/unix/sysv/linux/aarch64/dl-auxv.h
 create mode 100644 sysdeps/unix/sysv/linux/aarch64/dl-sysdep.c

diff --git a/elf/dl-sysdep.c b/elf/dl-sysdep.c
index eaa7155..88b7dd7 100644
--- a/elf/dl-sysdep.c
+++ b/elf/dl-sysdep.c
@@ -307,6 +307,7 @@ _dl_show_auxv (void)
  [AT_SYSINFO_EHDR - 2] =   { "SYSINFO_EHDR: 0x", hex },
  [AT_RANDOM - 2] = { "RANDOM:   0x", hex },
  [AT_HWCAP2 - 2] = { "HWCAP2:   0x", hex },
+ [AT_ARM64_MIDR - 2] = { "MIDR: 0x", hex },
};
   unsigned int idx = (unsigned int) (av->a_type - 2);
 
diff --git a/elf/elf.h b/elf/elf.h
index 15f5a75..c05bc23 100644
--- a/elf/elf.h
+++ b/elf/elf.h
@@ -1058,6 +1058,9 @@ typedef struct
 #define AT_L2_CACHESHAPE   36
 #define AT_L3_CACHESHAPE   37
 
+/* AARCH64 MIDR system register. */
+#define AT_ARM64_MIDR  38
+
 /* Note section contents.  Each entry in the note section begins with
a header of a fixed form.  */
 
diff --git a/sysdeps/unix/sysv/linux/aarch64/dl-auxv.h 
b/sysdeps/unix/sysv/linux/aarch64/dl-auxv.h
new file mode 100644
index 000..290753d
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/aarch64/dl-auxv.h
@@ -0,0 +1,25 @@
+/* Auxiliary vector processing for Linux/AARCH64.
+   Copyright (C) 2015 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   .  */
+
+
+extern int __libc_arm64_midr;
+
+#define DL_PLATFORM_AUXV   \
+  case AT_ARM64_MIDR:  \
+   __libc_arm64_midr = av->a_un.a_val; \
+   break;
diff --git a/sysdeps/unix/sysv/linux/aarch64/dl-sysdep.c 
b/sysdeps/unix/sysv/linux/aarch64/dl-sysdep.c
new file mode 100644
index 000..ca3ec28
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/aarch64/dl-sysdep.c
@@ -0,0 +1,5 @@
+#include "dl-auxv.h"
+
+int __libc_arm64_midr = -1;
+
+#include 
-- 
2.7.4

[PATCH 24/27] Add support for AT_ARM64_MIDR.

[Yury Norov]

From: Andrew Pinski 

Signed-off-by: Yury Norov 
---
 elf/dl-sysdep.c |  1 +
 elf/elf.h   |  3 +++
 sysdeps/unix/sysv/linux/aarch64/dl-auxv.h   | 25 +
 sysdeps/unix/sysv/linux/aarch64/dl-sysdep.c |  5 +
 4 files changed, 34 insertions(+)
 create mode 100644 sysdeps/unix/sysv/linux/aarch64/dl-auxv.h
 create mode 100644 sysdeps/unix/sysv/linux/aarch64/dl-sysdep.c

diff --git a/elf/dl-sysdep.c b/elf/dl-sysdep.c
index eaa7155..88b7dd7 100644
--- a/elf/dl-sysdep.c
+++ b/elf/dl-sysdep.c
@@ -307,6 +307,7 @@ _dl_show_auxv (void)
  [AT_SYSINFO_EHDR - 2] =   { "SYSINFO_EHDR: 0x", hex },
  [AT_RANDOM - 2] = { "RANDOM:   0x", hex },
  [AT_HWCAP2 - 2] = { "HWCAP2:   0x", hex },
+ [AT_ARM64_MIDR - 2] = { "MIDR: 0x", hex },
};
   unsigned int idx = (unsigned int) (av->a_type - 2);
 
diff --git a/elf/elf.h b/elf/elf.h
index 15f5a75..c05bc23 100644
--- a/elf/elf.h
+++ b/elf/elf.h
@@ -1058,6 +1058,9 @@ typedef struct
 #define AT_L2_CACHESHAPE   36
 #define AT_L3_CACHESHAPE   37
 
+/* AARCH64 MIDR system register. */
+#define AT_ARM64_MIDR  38
+
 /* Note section contents.  Each entry in the note section begins with
a header of a fixed form.  */
 
diff --git a/sysdeps/unix/sysv/linux/aarch64/dl-auxv.h 
b/sysdeps/unix/sysv/linux/aarch64/dl-auxv.h
new file mode 100644
index 000..290753d
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/aarch64/dl-auxv.h
@@ -0,0 +1,25 @@
+/* Auxiliary vector processing for Linux/AARCH64.
+   Copyright (C) 2015 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   .  */
+
+
+extern int __libc_arm64_midr;
+
+#define DL_PLATFORM_AUXV   \
+  case AT_ARM64_MIDR:  \
+   __libc_arm64_midr = av->a_un.a_val; \
+   break;
diff --git a/sysdeps/unix/sysv/linux/aarch64/dl-sysdep.c 
b/sysdeps/unix/sysv/linux/aarch64/dl-sysdep.c
new file mode 100644
index 000..ca3ec28
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/aarch64/dl-sysdep.c
@@ -0,0 +1,5 @@
+#include "dl-auxv.h"
+
+int __libc_arm64_midr = -1;
+
+#include 
-- 
2.7.4