[Xen-devel] [PATCH]libxl:refactor the code of stdvga option support

[ZhouPeng <zpengxen@xxxxxxxxx>]

refactor the code of stdvga option support.

Be ready to add and describe new vga interface

Signed-off-by: Zhou Peng <ailvpeng25@xxxxxxxxx>

diff -r 592d15bd4d5e tools/libxl/libxl_create.c
--- a/tools/libxl/libxl_create.c        Fri May 18 16:19:21 2012 +0100
+++ b/tools/libxl/libxl_create.c        Mon May 28 16:10:02 2012 +0800
@@ -189,7 +189,6 @@ int libxl__domain_build_info_setdefault(
             if (!b_info->u.hvm.boot) return ERROR_NOMEM;
         }

-        libxl_defbool_setdefault(&b_info->u.hvm.stdvga, false);
         libxl_defbool_setdefault(&b_info->u.hvm.vnc.enable, true);
         if (libxl_defbool_val(b_info->u.hvm.vnc.enable)) {
             libxl_defbool_setdefault(&b_info->u.hvm.vnc.findunused, true);
diff -r 592d15bd4d5e tools/libxl/libxl_dm.c
--- a/tools/libxl/libxl_dm.c    Fri May 18 16:19:21 2012 +0100
+++ b/tools/libxl/libxl_dm.c    Mon May 28 16:10:02 2012 +0800
@@ -175,8 +175,13 @@ static char ** libxl__build_device_model
                                    libxl__sizekb_to_mb(b_info->video_memkb)),
                     NULL);
         }
-        if (libxl_defbool_val(b_info->u.hvm.stdvga)) {
+
+        switch (b_info->u.hvm.vga.type) {
+        case LIBXL_VGA_INTERFACE_TYPE_STD:
             flexarray_append(dm_args, "-std-vga");
+            break;
+        case LIBXL_VGA_INTERFACE_TYPE_DEFAULT:
+            break;
         }

         if (b_info->u.hvm.boot) {
@@ -418,8 +423,12 @@ static char ** libxl__build_device_model
             flexarray_append(dm_args, spiceoptions);
         }

-        if (libxl_defbool_val(b_info->u.hvm.stdvga)) {
-                flexarray_vappend(dm_args, "-vga", "std", NULL);
+        switch (b_info->u.hvm.vga.type) {
+        case LIBXL_VGA_INTERFACE_TYPE_STD:
+            flexarray_vappend(dm_args, "-vga", "std", NULL);
+            break;
+        case LIBXL_VGA_INTERFACE_TYPE_DEFAULT:
+            break;
         }

         if (b_info->u.hvm.boot) {
diff -r 592d15bd4d5e tools/libxl/libxl_types.idl
--- a/tools/libxl/libxl_types.idl       Fri May 18 16:19:21 2012 +0100
+++ b/tools/libxl/libxl_types.idl       Mon May 28 16:10:02 2012 +0800
@@ -125,9 +125,20 @@ libxl_shutdown_reason = Enumeration("shu
     (4, "watchdog"),
     ])

+libxl_vga_interface_type = Enumeration("vga_interface_type", [
+    (0, "DEFAULT"),
+    (1, "STD"),
+    ])
+
 #
 # Complex libxl types
 #
+
+libxl_vga_interface_info = Struct("vga_interface_info", [
+    ("type",    libxl_vga_interface_type),
+    ("vramkb",  MemKB),
+    ])
+
 libxl_vnc_info = Struct("vnc_info", [
     ("enable",        libxl_defbool),
     # "address:port" that should be listened on
@@ -286,7 +297,7 @@ libxl_domain_build_info = Struct("domain
                                        ("nested_hvm",       libxl_defbool),
                                        ("incr_generationid",libxl_defbool),
                                        ("nographic",        libxl_defbool),
-                                       ("stdvga",           libxl_defbool),
+                                       ("vga",
libxl_vga_interface_info),
                                        ("vnc",              libxl_vnc_info),
                                        # keyboard layout, default is
en-us keyboard
                                        ("keymap",           string),
diff -r 592d15bd4d5e tools/libxl/xl_cmdimpl.c
--- a/tools/libxl/xl_cmdimpl.c  Fri May 18 16:19:21 2012 +0100
+++ b/tools/libxl/xl_cmdimpl.c  Mon May 28 16:10:02 2012 +0800
@@ -1256,7 +1256,12 @@ skip_vfb:
 #undef parse_extra_args

     if (c_info->type == LIBXL_DOMAIN_TYPE_HVM) {
-        xlu_cfg_get_defbool(config, "stdvga", &b_info->u.hvm.stdvga, 0);
+        libxl_defbool vga;
+        b_info->u.hvm.vga.type = LIBXL_VGA_INTERFACE_TYPE_DEFAULT;
+        if (!xlu_cfg_get_defbool(config, "stdvga", &vga, 0))
+            if (libxl_defbool_val(vga))
+                b_info->u.hvm.vga.type = LIBXL_VGA_INTERFACE_TYPE_STD;
+
         xlu_cfg_get_defbool(config, "vnc", &b_info->u.hvm.vnc.enable, 0);
         xlu_cfg_replace_string (config, "vnclisten",
                                 &b_info->u.hvm.vnc.listen, 0);
diff -r 592d15bd4d5e tools/libxl/xl_sxp.c
--- a/tools/libxl/xl_sxp.c      Fri May 18 16:19:21 2012 +0100
+++ b/tools/libxl/xl_sxp.c      Mon May 28 16:10:02 2012 +0800
@@ -110,8 +110,10 @@ void printf_info_sexp(int domid, libxl_d
                libxl_defbool_to_string(b_info->u.hvm.nested_hvm));
         printf("\t\t\t(no_incr_generationid %s)\n",
                libxl_defbool_to_string(b_info->u.hvm.incr_generationid));
-        printf("\t\t\t(stdvga %s)\n",
-               libxl_defbool_to_string(b_info->u.hvm.stdvga));
+        libxl_defbool stdvga;
+        libxl_defbool_set(&stdvga,
+                   b_info->u.hvm.vga.type == LIBXL_VGA_INTERFACE_TYPE_STD);
+        printf("\t\t\t(stdvga %s)\n", libxl_defbool_to_string(stdvga));
         printf("\t\t\t(vnc %s)\n",
                libxl_defbool_to_string(b_info->u.hvm.vnc.enable));
         printf("\t\t\t(vnclisten %s)\n", b_info->u.hvm.vnc.listen);

-- 
Zhou Peng

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