diff --git a/OVMF.fd b/OVMF.fd
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diff --git a/README.md b/README.md
index e4805ee..5c666cc 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,23 @@
 # nasm-uefi
 bare-bones nasm uefi application
+
+build with:
+* nasm -f bin yo.asm -o yo.efi
+* sudo mount uefi.iso /mnt
+* sudo cp yo.efi /mnt/
+* sudo umount /mnt
+
+Launch QEMU with:
+
+* /usr/bin/qemu-system-x86_64 -machine accel=kvm -name guest=uefiguest -machine pc,accel=kvm,usb=off,dump-guest-core=off  -smp 2,sockets=2,cores=1,threads=1 -uuid 515645b7-ab3a-4e82-ba62-25751e4b523f -bios ./OVMF.fd -m 1G  -vga qxl -spice port=5900,addr=127.0.0.1,disable-ticketing -drive file=uefi.iso 
+
+Launch the Spice viewer with:
+* remote-viewer spice://localhost:5900
+
+In the viewer, at the prompt enter 'fs0:'  
+
+Then enter 'yo'
+
+
+
+
diff --git a/uefi.iso b/uefi.iso
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