add youtube video first boot on ECP5

diff --git a/3d_gpu.mdwn b/3d_gpu.mdwn
index b49b27dd28d3e093ad7ae59822672493e9df18fd..3a87aee52f86bf6bd58a167d2b794818b3938d73 100644 (file)
--- a/3d_gpu.mdwn
+++ b/3d_gpu.mdwn
@@ -44,6 +44,7 @@ See [[3d_gpu/articles]] online.
 
 # Progress:
 
+* Sep 2020: [first boot](https://youtu.be/72QmWro9BSE) of Litex BIOS on a Versa ECP5 at 55mhz.  DDR3 RAM initialisation successful.
 * Aug 2020: [first boot](https://libre-soc.org/3d_gpu/libresoc_litex_bios_first_execution_2020-08-06_16-15.png) of litex BIOS in verilator simulation
 * Jul 2020: first ppc64le "hello world" binary executed.  80,000 gate coriolis2 auto-layout completed with 99.98% routing. Wishbone MoU signed making available access to an additional EUR 50,000 donations from NLNet. XDC2020 and OpenPOWER conference submissions entered.
 * Jun 2020: core unit tests and pipeline formal correctness proofs in place.