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[PATCH] Add NT_ARM_SYSTEM_CALL aarch64 syscall regset.
- From: Mark Wielaard <mjw at redhat dot com>
- To: elfutils-devel at lists dot fedorahosted dot org
- Date: Fri, 12 Feb 2016 18:05:42 +0100
- Subject: [PATCH] Add NT_ARM_SYSTEM_CALL aarch64 syscall regset.
Linux kernel 3.18 added the NT_ARM_SYSTEM_CALL regset for aarch64.
Recognize and print this new core item.
Signed-off-by: Mark Wielaard <mjw@redhat.com>
---
backends/ChangeLog | 7 +++++++
backends/aarch64_corenote.c | 11 ++++++++++-
libebl/eblcorenotetypename.c | 1 +
libelf/ChangeLog | 4 ++++
libelf/elf.h | 1 +
5 files changed, 23 insertions(+), 1 deletion(-)
diff --git a/backends/ChangeLog b/backends/ChangeLog
index cc0dd6f..578f6b1 100644
--- a/backends/ChangeLog
+++ b/backends/ChangeLog
@@ -1,3 +1,10 @@
+2016-02-12 Mark Wielaard <mjw@redhat.com>
+
+ * aarch64_corenote.c (aarch64_syscall_items): New Ebl_Core_Item[].
+ (EXTRA_NOTES): Add NT_ARM_SYSTEM_CALL.
+ * eblcorenotetypename.c (ebl_core_note_type_name):
+ Add ARM_SYSTEM_CALL.
+
2015-12-28 Mark Wielaard <mjw@redhat.com>
* i386_reloc.def: Add GOT32X.
diff --git a/backends/aarch64_corenote.c b/backends/aarch64_corenote.c
index 9b42485..905a4b8 100644
--- a/backends/aarch64_corenote.c
+++ b/backends/aarch64_corenote.c
@@ -99,6 +99,14 @@ static const Ebl_Core_Item aarch64_tls_items[] =
}
};
+static const Ebl_Core_Item aarch64_syscall_items [] =
+ {
+ {
+ .name = "syscall", .type = ELF_T_WORD, .format = 'x',
+ .offset = 0, .group = "register"
+ }
+ };
+
#define AARCH64_HWBP_REG(KIND, N) \
{ \
.name = "DBG" KIND "VR" #N "_EL1", .type = ELF_T_XWORD, .format = 'x', \
@@ -158,6 +166,7 @@ AARCH64_BP_WP_GROUP ("W", aarch64_hw_wp_items);
aarch64_fpregset_regs, aarch64_fpregset_items) \
EXTRA_ITEMS (NT_ARM_TLS, 8, aarch64_tls_items) \
EXTRA_ITEMS (NT_ARM_HW_BREAK, 264, aarch64_hw_bp_items) \
- EXTRA_ITEMS (NT_ARM_HW_WATCH, 264, aarch64_hw_wp_items)
+ EXTRA_ITEMS (NT_ARM_HW_WATCH, 264, aarch64_hw_wp_items) \
+ EXTRA_ITEMS (NT_ARM_SYSTEM_CALL, 4, aarch64_syscall_items)
#include "linux-core-note.c"
diff --git a/libebl/eblcorenotetypename.c b/libebl/eblcorenotetypename.c
index 826f9a1..fa81dbe 100644
--- a/libebl/eblcorenotetypename.c
+++ b/libebl/eblcorenotetypename.c
@@ -90,6 +90,7 @@ ebl_core_note_type_name (Ebl *ebl, uint32_t type, char *buf, size_t len)
KNOWNSTYPE (ARM_TLS);
KNOWNSTYPE (ARM_HW_BREAK);
KNOWNSTYPE (ARM_HW_WATCH);
+ KNOWNSTYPE (ARM_SYSTEM_CALL);
KNOWNSTYPE (SIGINFO);
KNOWNSTYPE (FILE);
#undef KNOWNSTYPE
diff --git a/libelf/ChangeLog b/libelf/ChangeLog
index 41eaa00..fbff2d0 100644
--- a/libelf/ChangeLog
+++ b/libelf/ChangeLog
@@ -1,3 +1,7 @@
+2016-02-12 Mark Wielaard <mjw@redhat.com>
+
+ * elf.h: Update from glibc. Add NT_ARM_SYSTEM_CALL.
+
2016-02-04 Mark Wielaard <mjw@redhat.com>
* elf_getdata.c (__libelf_set_rawdata_wrlock): Don't adjust align
diff --git a/libelf/elf.h b/libelf/elf.h
index 1a7000b..ce96bd5 100644
--- a/libelf/elf.h
+++ b/libelf/elf.h
@@ -667,6 +667,7 @@ typedef struct
#define NT_ARM_TLS 0x401 /* ARM TLS register */
#define NT_ARM_HW_BREAK 0x402 /* ARM hardware breakpoint registers */
#define NT_ARM_HW_WATCH 0x403 /* ARM hardware watchpoint registers */
+#define NT_ARM_SYSTEM_CALL 0x404 /* ARM system call number */
/* Legal values for the note segment descriptor types for object files. */
--
1.8.3.1