diff --git a/HelloProdos.bin b/HelloProdos.bin
new file mode 100644
index 0000000..239c51a
Binary files /dev/null and b/HelloProdos.bin differ
diff --git a/Makefile b/Makefile
index 196a69f..7c21bde 100644
--- a/Makefile
+++ b/Makefile
@@ -17,3 +17,9 @@ xebec-iosel.asm: xebec-iosel.bin labels.txt entry-iosel.txt data-iosel.txt
 
 install-pt4.lst: install-pt4.asm
 	$(AS) -cpu 6502 -L $<
+
+#HelloProdos.asm: HelloProdos.bin labels.txt
+#	disasm -o 0x0800 -e 0x0800 -l labels.txt $< > $@
+
+ProdosBooter.asm: PRODOS\#061000
+	disasm -o 0x800 -l labels.txt $< > $@
diff --git a/README.md b/README.md
index 28ec355..86586a1 100644
--- a/README.md
+++ b/README.md
@@ -9,3 +9,7 @@ contains no controller and the 6502 on the Apple II is used to bit
 bang all I/O on the data and control lines. Hopefully understanding
 how the software works on the Apple II will make it possible to get
 the scsi2sd card completely working.
+
+You'll need my disassembler to create the .asm files:
+
+* https://github.com/FozzTexx/disasm
diff --git a/entry-c800.txt b/entry-c800.txt
index 14d2074..844a376 100644
--- a/entry-c800.txt
+++ b/entry-c800.txt
@@ -1,3 +1,9 @@
 0xc800
+0xc803
 0xc806
+0xc809
 0xc80c
+0xc824
+0xc827
+0xcc41
+0xcce1
diff --git a/entry-iosel.txt b/entry-iosel.txt
index 870c3d4..8e5eba3 100644
--- a/entry-iosel.txt
+++ b/entry-iosel.txt
@@ -1,2 +1,8 @@
 0xc700
+0xc711
 0xc71a
+0xc721
+0xc72c
+0xc735
+0xc74d
+0xc759
diff --git a/labels.txt b/labels.txt
index de7aa9c..570f7cd 100644
--- a/labels.txt
+++ b/labels.txt
@@ -34,6 +34,7 @@ DONE=0x807e
 BENTRY=0xc800
 PENTRY=0xc803
 DENTRY=0xc806
+PASENT=0xc809
 SETSLT=0xc80c
 EENTRY=0xc824
 CHKCDE=0xc827