Use hostcache correctly and also for mhwd operations

bin/manjaro-architect.in

@@ -45,8 +45,10 @@ mk_connection
 check_connection
 #greeting
 if [[ -e /run/miso/bootmnt ]]; then
-	hostcache=true
-else
 	hostcache=false
+	cachepath="/mnt/var/cache/pacman/pkg/"
+else
+	hostcache=true
+	cachepath="/var/cache/pacman/pkg/"
 fi
 main_menu

lib/util-desktop.sh

@@ -16,7 +16,7 @@ setup_graphics_card() {
 
     if [[ $(cat /tmp/.driver) != "" ]]; then
         clear
-        arch_chroot "mhwd -f -i pci $(cat /tmp/.driver)" 2>$ERR
+        mhwd --pmcachedir "$cachepath" --pmroot $MOUNTPOINT -f -i pci $(cat /tmp/.driver) 2>$ERR
         check_for_error "install $(cat /tmp/.driver)" $?
         touch /mnt/.video_installed
 
@@ -169,7 +169,7 @@ install_manjaro_de_wm() {
     echo "" > /tmp/.desktop
 
     # DE/WM Menu
-    DIALOG " $_InstDETitle " --radiolist "\n$_InstManDEBody\n$(evaluate_profiles)\n\n$_UseSpaceBar\n " 0 0 12 \
+    DIALOG " $_InstDETitle " --radiolist "\n$_InstManDEBody\n$(evaluate_profiles)\n\n$_UseSpaceBar\n " 0 0 14 \
       $(echo $PROFILES/{manjaro,community}/* | xargs -n1 | cut -f7 -d'/' | grep -vE "netinstall|architect" | awk '$0=$0" - off"')  2> /tmp/.desktop
 
     # If something has been selected, install

lib/util.sh

@@ -598,7 +598,9 @@ set_cache()
   DIALOG " $_HostCache " --yesno "\n$_HostCacheBody\n " 0 0
   if [[ $? -eq 0 ]]; then
     hostcache=true
+    cachepath="/var/cache/pacman/pkg/"
   else
     hostcache=false
+    cachepath="/mnt/var/cache/pacman/pkg/"
   fi
 }