mirror of
https://github.com/openembedded/meta-openembedded.git
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Chunrong Guo
fd9f63aad1
Signed-off-by: Chunrong Guo <B40290@freescale.com> Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
89 lines
2.2 KiB
Diff
89 lines
2.2 KiB
Diff
Upstream-Status: Pending
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From 52b8430eb4f03e35721f29862de33041fe9c9768 Mon Sep 17 00:00:00 2001
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From: Steve Capper <steve.capper@linaro.org>
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Date: Wed, 10 Apr 2013 14:51:12 +0100
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Subject: [PATCH] Aarch64 support.
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This patch adds support for Aarch64.
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As with ARMv7, We do not add the xBT/xBDT style linker scripts as
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these have been deprecated in favour of adjusting the page sizes
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via command line parameter to ld.
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Signed-off-by: Steve Capper <steve.capper@linaro.org>
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---
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Makefile | 7 +++++++
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sys-aarch64elf_linux.S | 34 ++++++++++++++++++++++++++++++++++
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2 files changed, 41 insertions(+)
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create mode 100644 sys-aarch64elf_linux.S
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diff --git a/Makefile b/Makefile
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index 48205af..28ceade 100644
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--- a/Makefile
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+++ b/Makefile
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@@ -57,6 +57,12 @@ TMPLIB32 = lib
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ELF32 += armelf_linux_eabi
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CUSTOM_LDSCRIPTS = no
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else
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+ifeq ($(ARCH),aarch64)
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+CC64 = gcc
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+ELF64 = aarch64elf_linux
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+TMPLIB64 = lib64
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+CUSTOM_LDSCRIPTS = no
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+else
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ifeq ($(ARCH),i386)
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CC32 = gcc
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ELF32 = elf_i386
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@@ -100,6 +106,7 @@ endif
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endif
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endif
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endif
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+endif
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ifdef CC32
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OBJDIRS += obj32
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diff --git a/sys-aarch64elf_linux.S b/sys-aarch64elf_linux.S
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new file mode 100644
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index 0000000..699ff4c
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--- /dev/null
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+++ b/sys-aarch64elf_linux.S
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@@ -0,0 +1,34 @@
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+/*
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+ * libhugetlbfs - Easy use of Linux hugepages
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+ * Copyright (C) 2013 Linaro Ltd.
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+ *
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+ * This library is free software; you can redistribute it and/or
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+ * modify it under the terms of the GNU Lesser General Public License
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+ * version 2.1 as published by the Free Software Foundation.
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+ *
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+ * This library is distributed in the hope that it will be useful, but
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+ * WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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+ * Lesser General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU Lesser General Public
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+ * License along with this library; if not, write to the Free Software
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+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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+ */
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+
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+ .text
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+
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+ .globl direct_syscall
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+
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+
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+direct_syscall:
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+ uxtw x8, w0
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+ mov x0, x1
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+ mov x1, x2
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+ mov x2, x3
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+ mov x3, x4
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+ mov x4, x5
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+ mov x5, x6
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+ mov x6, x7
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+ svc 0x0
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+ RET
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--
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1.7.9.5
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