make things work with unfinished new startup procedure

plan

@@ -42,3 +42,84 @@ te doen:
 - start programma van filesystem
 - nand driver
 - filesystems met backing store
+
+Boot process:
+- bootinit and filesystem (and backing store) are started.
+- bootinit starts run.elf and loads init.elf.
+- run starts init.
+- init loads init.config and executes it.
+- during that process, the initial programs are killed.
+
+Order:
+run.elf
+init.elf
+init.config
+load.elf
+drivers
+emulations
+programs
+
+init.config is a script:
+
+	# load <name> = <filename>			load a file into memory.  Don't use this after killbootthreads.
+	load session = session.config
+	load driver_lcd = lcd.elf
+	load driver_buzzer = buzzer.elf
+	load driver_gpio = gpio.elf
+	load driver_audio = audio.elf
+	load driver_udc = udc.elf
+	load driver_nand = nand.elf
+
+	load emu_lcd = emu_display.elf
+	load emu_buzzer = emu_buzzer.elf
+	load emu_keyboard = emu_keyboard.elf
+	load emu_audio = emu_audio.elf
+	load emu_udc = emu_udc.elf
+
+	# killbootthreads				destroy bootinit, bootfs and bootstore.
+	killbootthreads
+
+	# receive <cap> = <name> (<type> [, <index>])	prepare to accept a capability from a named program.
+	receive display = driver_lcd (display)
+	receive display_bright = driver_lcd (setting)
+	receive buzzer = driver_buzzer (buzzer)
+	receive keyboard = driver_gpio (keyboard, 0)
+	receive sysreq = driver_gpio (keyboard, 1)
+	receive audio = driver_audio (audio)
+	receive udc = driver_udc (udc)
+	receive nand = driver_nand (wstring)
+
+	# driver <name>					run a previously loaded program priviledged.
+	driver driver_lcd
+	driver driver_buzzer
+	driver driver_gpio
+	driver driver_audio
+	driver driver_udc
+	driver driver_nand
+
+	# wait						wait until all expected capabilities are received.
+	wait
+
+	# sysreq <cap>					use a capability as the system request keyboard.
+	sysreq sysreq
+
+	# give <name> (<type> [, <index>]) = <cap>	give this capability to this program when it requests it.
+	give emu_display (display) = display
+	give emu_display_bright (setting) = display_bright
+	give emu_buzzer (buzzer) = buzzer
+	give emu_keyboard (keyboard, 0) = keyboard
+	give emu_audio (audio) = audio
+	give emu_udc (udc) = udc
+
+	# run <name>					run a previously loaded program (normally).
+	run emu_lcd
+	run emu_buzzer
+	run emu_keyboard
+	run emu_audio
+	run emu_udc
+
+	# include <name>				include a loaded file as another config file.
+	include session
+
+	# loop						sit and do nothing (respond to system request).
+	loop