MFC r200820:
MFC r200820:

  Support the tablet in (at least) the Toshiba Portege M200 Tablet PC.
  This device only appears on the ACPI bus, so isn't caught by the current
  entry for it in the uart(4) ISA attachment.

PR:		kern/140172
Reviewed by:	jhb, marcel
Approved by:	ed (mentor, implicit)

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase