[Qemu-devel] [PATCH 2/4] linux-user: specify the cpu model during configure

[Laurent Vivier]

From: Laurent Vivier <address@hidden>

This patch allows to set the default cpu model for a given architecture,
for instance:

 configure --target-list=m68k-linux-user --m68k-default-cpu=m68040

Signed-off-by: Laurent Vivier <address@hidden>
---
 configure | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/configure b/configure
index ef84abe..22b27fc 100755
--- a/configure
+++ b/configure
@@ -650,6 +650,10 @@ for opt do
   ;;
   --target-list=*) target_list="$optarg"
   ;;
+  --*-default-cpu=*)
+    tmp=`expr "x$opt" : 'x--\(.*\)-default-cpu=.*'`
+    eval ${tmp}_default_cpu="\"$optarg\""
+  ;;
   --enable-trace-backend=*) trace_backend="$optarg"
   ;;
   --with-trace-file=*) trace_file="$optarg"
@@ -1025,6 +1029,7 @@ echo "                           use %M for cpu name 
[$interp_prefix]"
 echo "  --target-list=LIST       set target list (default: build everything)"
 echo "Available targets: $default_target_list" | \
     fold -s -w 53 | sed -e 's/^/                           /'
+echo "  --ARCH-default-cpu=CPU   set the default cpu for a given architecture"
 echo ""
 echo "Advanced options (experts only):"
 echo "  --source-path=PATH       path of source code [$source_path]"
@@ -4375,6 +4380,10 @@ upper() {
     echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
 }
 
+tmp_target_default_cpu=`eval echo \\$${target_name}_default_cpu`
+if [ "x$tmp_target_default_cpu" != "x" ] ; then
+  target_default_cpu="$tmp_target_default_cpu"
+fi
 echo "TARGET_DEFAULT_CPU=\"$target_default_cpu\"" >> $config_target_mak
 target_arch_name="`upper $TARGET_ARCH`"
 echo "TARGET_$target_arch_name=y" >> $config_target_mak
-- 
1.8.1.2