kumquat-buildroot/package/libsigsegv/0003-Improve-support-for-Linux-nds32.patch
Nylon Chen 0273e2053b package/libsigsegv: add nds32 support
Fixes:

  http://autobuild.buildroot.net/results/a2fc44575a900f2221c2a3a11491c527871555ee/

Signed-off-by: Nylon Chen <nylon7@andestech.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
2019-08-03 16:17:22 +02:00

77 lines
2.8 KiB
Diff

From ef0890d6bd6a3252fd99392705bbda39956b6b8f Mon Sep 17 00:00:00 2001
From: Nylon Chen <nylon7@andestech.com>
Date: Fri, 26 Apr 2019 15:55:22 +0800
Subject: [PATCH] Improve support for Linux/nds32.
Signed-off-by:Nylon Chen <nylon7@andestech.com>
---
configure.ac | 3 +++
src/Makefile.am | 1 +
src/fault-linux-nds32.h | 28 ++++++++++++++++++++++++++++
3 files changed, 32 insertions(+)
create mode 100644 src/fault-linux-nds32.h
diff --git a/configure.ac b/configure.ac
index 22b8eff..e44d573 100644
--- a/configure.ac
+++ b/configure.ac
@@ -425,6 +425,9 @@ if test -z "$CFG_FAULT" && test "$sv_cv_fault_posix" = yes; then
mips*)
CFG_FAULT=fault-linux-mips.h
;;
+ nds32*)
+ CFG_FAULT=fault-linux-nds32.h
+ ;;
powerpc* | rs6000)
CFG_FAULT=fault-linux-powerpc.h
;;
diff --git a/src/Makefile.am b/src/Makefile.am
index 9a9982f..8910be8 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -41,6 +41,7 @@ noinst_HEADERS = \
fault-linux-ia64.h fault-linux-ia64-old.h \
fault-linux-m68k.h fault-linux-m68k-old.h fault-linux-m68k-old.c \
fault-linux-mips.h fault-linux-mips-old.h \
+ fault-linux-nds32.h \
fault-linux-powerpc.h fault-linux-powerpc-old.h \
fault-linux-riscv64.h \
fault-linux-s390.h fault-linux-s390-old.h \
diff --git a/src/fault-linux-nds32.h b/src/fault-linux-nds32.h
new file mode 100644
index 0000000..3a5a47f
--- /dev/null
+++ b/src/fault-linux-nds32.h
@@ -0,0 +1,28 @@
+/* Fault handler information. Andse NDS32 32-bit version.
+ Copyright (C) 2018 Nylon Chen <nylon7@andestech.com>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2, or (at your option)
+ any later version.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software Foundation,
+ Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+
+#include "fault-posix-ucontext.h"
+
+/* See glibc/sysdeps/unix/sysv/linux/nds32/sys/ucontext.h
+ and the definition of GET_STACK in
+ glibc/sysdeps/unix/sysv/linux/nds32/sigcontextinfo.h.
+ Note that the 'mcontext_t' defined in
+ glibc/sysdeps/unix/sysv/linux/arm/nds32/ucontext.h
+ and the 'struct sigcontext' defined in <asm/sigcontext.h>
+*/
+
+#define SIGSEGV_FAULT_STACKPOINTER ((ucontext_t *) ucp)->uc_mcontext.nds32_sp
--
2.18.0