Base profile: support Southern Islands Radeon GPUs

profiles/base/make.defaults

@@ -60,5 +60,5 @@ PORTAGE_TMPDIR="/usr/src"
 APACHE2_MODULES="access_compat actions alias auth_basic auth_digest authn_alias authn_anon authn_core authn_file authz_core authz_groupfile authz_host authz_owner authz_user autoindex cache cache_disk cern_meta cgi cgid charset_lite dav deflate dir dumpio env expires ext_filter file_cache filter headers ident imagemap include info lbmethod_bybusyness lbmethod_byrequests lbmethod_bytraffic lbmethod_heartbeat log_config log_forensic logio macro mime mime_magic negotiation proxy proxy_balancer proxy_connect proxy_fcgi proxy_html proxy_http proxy_scgi ratelimit remoteip reqtimeout rewrite setenvif slotmem_shm socache_shmcb speling status substitute unique_id unixd userdir usertrack version vhost_alias"
 APACHE2_MPMS="event"
 INPUT_DEVICES="*"
-VIDEO_CARDS="amdgpu apm ast chips cirrus dummy epson fbdev glint i128 i740 intel mach64 mga neomagic nouveau nv qxl r128 radeon rendition s3 s3virge savage siliconmotion sisusb tdfx tga trident tseng vesa via vmware voodoo"
+VIDEO_CARDS="amdgpu apm ast chips cirrus dummy epson fbdev glint i128 i740 intel mach64 mga neomagic nouveau nv qxl r128 radeon radeonsi rendition s3 s3virge savage siliconmotion sisusb tdfx tga trident tseng vesa via vmware voodoo"