Move ACPICA files into acpica subdir and use acpica subdir layout.

This matches layout in ACPICA and keeps a cleaner boundry between
Haiku and ACPICA code. The only haiku specific file in ACPICA is
achaiku.h and it will hopefully be included upstream soon.

Merging will be simpler as we can just replace acpica contents and
fix Jamfile and build errors in our code.

src/add-ons/kernel/bus_managers/acpi/Jamfile

@@ -1,8 +1,8 @@
 SubDir HAIKU_TOP src add-ons kernel bus_managers acpi ;
 
 UsePrivateKernelHeaders ;
-SubDirHdrs [ FDirName $(SUBDIR) include ] ;
+SubDirHdrs [ FDirName $(SUBDIR) acpica include ] ;
-SubDirHdrs [ FDirName $(SUBDIR) include platform ] ;
+SubDirHdrs [ FDirName $(SUBDIR) acpica include platform ] ;
 SubDirHdrs [ FDirName $(SUBDIR) $(DOTDOT) pci ] ;
 SubDirCcFlags -fno-pic -D_KERNEL_MODE ;
 
@@ -181,16 +181,16 @@ StaticLibrary libacpi_ca.a :
 	$(utilities_src)
 	;
 
-SEARCH on [ FGristFiles $(common_src)  ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi common ] ;
+SEARCH on [ FGristFiles $(common_src)  ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi acpica common ] ;
-SEARCH on [ FGristFiles $(dispatcher_src)  ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi dispatcher ] ;
+SEARCH on [ FGristFiles $(dispatcher_src)  ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi acpica components dispatcher ] ;
-SEARCH on [ FGristFiles $(events_src)  ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi events ] ;
+SEARCH on [ FGristFiles $(events_src)  ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi acpica components events ] ;
-SEARCH on [ FGristFiles $(executer_src)  ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi executer ] ;
+SEARCH on [ FGristFiles $(executer_src)  ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi acpica components executer ] ;
-SEARCH on [ FGristFiles $(hardware_src)  ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi hardware ] ;
+SEARCH on [ FGristFiles $(hardware_src)  ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi acpica components hardware ] ;
-SEARCH on [ FGristFiles $(namespace_src)  ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi namespace ] ;
+SEARCH on [ FGristFiles $(namespace_src)  ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi acpica components namespace ] ;
-SEARCH on [ FGristFiles $(parser_src)  ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi parser ] ;
+SEARCH on [ FGristFiles $(parser_src)  ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi acpica components parser ] ;
-SEARCH on [ FGristFiles $(resources_src)  ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi resources ] ;
+SEARCH on [ FGristFiles $(resources_src)  ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi acpica components resources ] ;
-SEARCH on [ FGristFiles $(tables_src) ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi tables ] ;
+SEARCH on [ FGristFiles $(tables_src) ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi acpica components tables ] ;
-SEARCH on [ FGristFiles $(utilities_src)  ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi utilities ] ;
+SEARCH on [ FGristFiles $(utilities_src)  ] = [ FDirName $(HAIKU_TOP) src add-ons kernel bus_managers acpi acpica components utilities ] ;
 
 KernelAddon acpi :
 	oshaiku.cpp