bdgwc: Backport nios2 support
Backport patch from bdwgc mainline which adds initial support for nios2 architecture. (From OE-Core rev: e93885ef51c14921aefe2e56cf990058a5903f17) Signed-off-by: Marek Vasut <marex@denx.de> Cc: Ley Foon Tan <lftan@altera.com> Cc: Richard Purdie <richard.purdie@linuxfoundation.org> Cc: Ross Burton <ross.burton@intel.com> Cc: Thomas Chou <thomas@wytron.com.tw> Cc: Walter Goossens <waltergoossens@home.nl> Signed-off-by: Ross Burton <ross.burton@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
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From 2571df0e30b4976d7a12dbc6fbec4f1c4027924d Mon Sep 17 00:00:00 2001
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From: Marek Vasut <marex@denx.de>
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Date: Thu, 28 Jan 2016 04:13:13 +0100
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Subject: [PATCH] Altera NIOS2 support
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Add simple nios2 configuration support.
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* include/private/gcconfig.h (NIOS2): New macro.
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* include/private/gcconfig.h (mach_type_known, CPP_WORDSZ, MACH_TYPE,
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OS_TYPE, DYNAMIC_LOADING, _end, __data_start, DATASTART, DATAEND,
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ALIGNMENT, HBLKSIZE, HBLKSIZE, LINUX_STACKBOTTOM, NO_GETCONTEXT):
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Define for NIOS2.
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Signed-off-by: Marek Vasut <marex@denx.de>
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Upstream-Status: Backport [ https://github.com/ivmai/bdwgc.git 2571df0e30b4976d7a12dbc6fbec4f1c4027924d ]
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---
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include/private/gcconfig.h | 24 +++++++++++++++++++++++-
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1 file changed, 23 insertions(+), 1 deletion(-)
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diff --git a/include/private/gcconfig.h b/include/private/gcconfig.h
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index c467c26..92d4727 100644
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--- a/include/private/gcconfig.h
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+++ b/include/private/gcconfig.h
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@@ -181,6 +181,10 @@
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# endif
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# define mach_type_known
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# endif
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+# if defined(__NIOS2__) || defined(__NIOS2) || defined(__nios2__)
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+# define NIOS2 /* Altera NIOS2 */
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+# define mach_type_known
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+# endif
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# if defined(DGUX) && (defined(i386) || defined(__i386__))
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# define I386
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# ifndef _USING_DGUX
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@@ -1658,6 +1662,24 @@
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# endif
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# endif
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+# ifdef NIOS2
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+# define CPP_WORDSZ 32
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+# define MACH_TYPE "NIOS2"
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+# ifdef LINUX
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+# define OS_TYPE "LINUX"
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+# define DYNAMIC_LOADING
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+ extern int _end[];
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+ extern int __data_start[];
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+# define DATASTART ((ptr_t)(__data_start))
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+# define DATAEND ((ptr_t)(_end))
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+# define ALIGNMENT 4
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+# ifndef HBLKSIZE
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+# define HBLKSIZE 4096
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+# endif
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+# define LINUX_STACKBOTTOM
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+# endif /* Linux */
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+# endif
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+
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# ifdef HP_PA
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# define MACH_TYPE "HP_PA"
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# ifdef __LP64__
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@@ -2622,6 +2644,7 @@
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#if ((defined(UNIX_LIKE) && (defined(DARWIN) || defined(HURD) \
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|| defined(OPENBSD) || defined(ARM32) \
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- || defined(MIPS) || defined(AVR32))) \
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+ || defined(MIPS) || defined(AVR32) \
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+ || defined(NIOS2))) \
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|| (defined(LINUX) && (defined(SPARC) || defined(M68K))) \
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|| ((defined(RTEMS) || defined(PLATFORM_ANDROID)) && defined(I386))) \
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&& !defined(NO_GETCONTEXT)
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--
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2.7.0
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@ -24,6 +24,7 @@ LIC_FILES_CHKSUM = "file://README.QUICK;md5=55f5088f90a982fed7af9a4897047ef7"
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SRC_URI = "http://www.hboehm.info/gc/gc_source/gc-${PV}.tar.gz \
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file://0001-fix-build-with-musl.patch \
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file://0001-configure.ac-add-check-for-NO_GETCONTEXT-definition.patch \
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file://0002-Altera-NIOS2-support.patch \
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"
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SRC_URI[md5sum] = "12c05fd2811d989341d8c6d81f66af87"
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