nios2: Build infrastructure

This patch adds Makefile and Kconfig files required for building a
nios2 kernel.

Signed-off-by: Ley Foon Tan <lftan@altera.com>

1 files changed, 75 insertions, 0 deletions

diff --git a/arch/nios2/kernel/vmlinux.lds.S b/arch/nios2/kernel/vmlinux.lds.S
new file mode 100644
index 000000000000..326fab40a9de
--- /dev/null
+++ b/arch/nios2/kernel/vmlinux.lds.S
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2009 Thomas Chou <thomas@wytron.com.tw>
+ *
+ * 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 of the License, 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+#include <asm/page.h>
+#include <asm-generic/vmlinux.lds.h>
+#include <asm/cache.h>
+#include <asm/thread_info.h>
+
+OUTPUT_FORMAT("elf32-littlenios2", "elf32-littlenios2", "elf32-littlenios2")
+
+OUTPUT_ARCH(nios)
+ENTRY(_start)   /* Defined in head.S */
+
+jiffies = jiffies_64;
+
+SECTIONS
+{
+        . = CONFIG_NIOS2_MEM_BASE | CONFIG_NIOS2_KERNEL_REGION_BASE;
+
+        _text = .;
+        _stext = .;
+        HEAD_TEXT_SECTION
+        .text : {
+                TEXT_TEXT
+                SCHED_TEXT
+                LOCK_TEXT
+                IRQENTRY_TEXT
+                KPROBES_TEXT
+        } =0
+        _etext = .;
+
+        .got : {
+                *(.got.plt)
+                *(.igot.plt)
+                *(.got)
+                *(.igot)
+        }
+
+        EXCEPTION_TABLE(L1_CACHE_BYTES)
+
+        . = ALIGN(PAGE_SIZE);
+        __init_begin = .;
+        INIT_TEXT_SECTION(PAGE_SIZE)
+        INIT_DATA_SECTION(PAGE_SIZE)
+        PERCPU_SECTION(L1_CACHE_BYTES)
+        __init_end = .;
+
+        _sdata = .;
+        RO_DATA_SECTION(PAGE_SIZE)
+        RW_DATA_SECTION(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE)
+        _edata = .;
+
+        BSS_SECTION(0, 0, 0)
+        _end = .;
+
+        STABS_DEBUG
+        DWARF_DEBUG
+        NOTES
+
+        DISCARDS
+}