diff --git a/Makefile b/Makefile
index 73f0587..e2c02a1 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ MACHINE = mac99
 PPC = powerpc-eabi
 QEMU = qemu-system-ppc
 RES = 1600x900x32
-
+CPU = g4
 SOURCES_C = $(shell find src -name "*.c")
 SOURCES_S = $(shell find src -name "*.s")
 OBJECTS = $(SOURCES_C:.c=.elf) $(SOURCES_S:.s=.elf)
@@ -40,7 +40,9 @@ clean:
 	find src -name "*.elf" -type f -delete
 
 run:
-	$(QEMU) -hda *.APM -g $(RES) -machine $(MACHINE)
+	$(QEMU) -hda *.APM -g $(RES) -machine $(MACHINE) -cpu $(CPU)
 
 debug:
-	$(QEMU) -hda *.APM -d in_asm -g $(RES) -machine $(MACHINE)
+	$(QEMU) -hda *.APM -d in_asm -g $(RES) -machine $(MACHINE) -cpu $(CPU)
+gdb:
+	$(QEMU) -hda *.APM -s -S -g $(RES) -machine $(MACHINE) -cpu $(CPU)
diff --git a/loader/def.fth b/loader/def.fth
index 7d2fc2c..e27f591 100644
--- a/loader/def.fth
+++ b/loader/def.fth
@@ -3,7 +3,7 @@
 : inf dup sup 1 + ; 
 : diff = if 0 else -1 then ;
 : fba frame-buffer-adr ;
-: beige-vram 80000000 ; : mac99-vram 81000000 ;
+: beige-fba 80000000 ; : mac99-fba 81000000 ;
 : hardware-error ." Hardware not supported." cr ;
 : beige-message  ." Beige hardware detected" cr ;
 : mac99-message  ." mac99 hardware detected" cr ;
diff --git a/loader/load.fth b/loader/load.fth
index 5af7f50..f794bb3 100644
--- a/loader/load.fth
+++ b/loader/load.fth
@@ -1,12 +1,12 @@
 initmsg
-fba beige-vram = if beige-message beige-magic-number beige-vram c! then 
-fba mac99-vram = if mac99-message mac99-magic-number mac99-vram c! then
-fba beige-vram = if screen-width  4 beige-vram + l! then
-fba beige-vram = if screen-height 8 beige-vram + l! then
-fba mac99-vram = if screen-width  4 mac99-vram + l! then
-fba mac99-vram = if screen-height 8 mac99-vram + l! then
+fba beige-fba = if beige-message beige-magic-number beige-fba c! then 
+fba mac99-fba = if mac99-message mac99-magic-number mac99-fba c! then
+fba beige-fba = if screen-width  4 beige-fba + l! then
+fba beige-fba = if screen-height 8 beige-fba + l! then
+fba mac99-fba = if screen-width  4 mac99-fba + l! then
+fba mac99-fba = if screen-height 8 mac99-fba + l! then
 variable run
 -1 run !
-fba beige-vram diff fba mac99-vram diff and if hardware-error 0 run ! then
+fba beige-fba diff fba mac99-fba diff and if hardware-error 0 run ! then
 run @ 0 = if 1 0 do 0 +loop then
 boot hd:,\boot\kernel.elf
diff --git a/src/entry/boot.c b/src/entry/boot.c
index 33d9f26..ab7fcb4 100644
--- a/src/entry/boot.c
+++ b/src/entry/boot.c
@@ -13,6 +13,7 @@ void __eabi(void)
 //void* ofw_interpret(char* cmd, int32_t* stack_args, int n_stack_args, int n_ret_args, int32_t* reta
 void main(void)
 {
+	ofw_interpret("show-devs", 0, 0, 0, 0);
 	puts("Press any key to continue", 25);
 	ofw_interpret("blink-screen", 0, 0, 0, 0);
 	ofw_interpret("key", 0, 0, 1, (int32_t*)0x03020000);