nios2: Add support for Nios-II R1

Add remaining bits of the Altera NiosII R1 support into qemu, which
is documentation, MAINTAINERS file entry, configure bits, arch_init
and configuration files for both linux-user (userland binaries) and
softmmu (hardware emulation).

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Chris Wulff <crwulff@gmail.com>
Cc: Jeff Da Silva <jdasilva@altera.com>
Cc: Ley Foon Tan <lftan@altera.com>
Cc: Sandra Loosemore <sandra@codesourcery.com>
Cc: Yves Vandervennet <yvanderv@altera.com>
Reviewed-by: Alexander Graf <agraf@suse.de>
Message-Id: <20170118220146.489-8-marex@denx.de>
Signed-off-by: Richard Henderson <rth@twiddle.net>

1 files changed, 5 insertions, 0 deletions

diff --git a/configure b/configure
index 1004ef5573..86fd833feb 100755
--- a/configure
+++ b/configure
@@ -5935,6 +5935,8 @@ case "$target_name" in
   ;;
   moxie)
   ;;
+  nios2)
+  ;;
   or32)
     TARGET_ARCH=openrisc
     TARGET_BASE_ARCH=openrisc
@@ -6140,6 +6142,9 @@ for i in $ARCH $TARGET_BASE_ARCH ; do
   moxie*)
     disas_config "MOXIE"
   ;;
+  nios2)
+    disas_config "NIOS2"
+  ;;
   or32)
     disas_config "OPENRISC"
   ;;