Update TODO

Remove recently added features, add VT-d emulation and a check for
virtualized environment (safety requirement).

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
tools: config-create: more fine grained parsing of /proc/iomem

Parse /proc/iomem keeping the tree structure. So far we only looked at
the top level entries, mainly at the type strings. But for more fine
grained selection of memory regions we need to look deeper into the
tree.

Signed-off-by: Henning Schild <henning.schild@siemens.com>
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>