X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=3d_gpu.mdwn;h=018354543d98c2c174780fbe7c3349ad7af21ded;hb=ce306badc535e08b5fc5e061b26290dce44166ff;hp=669cc99d3aaa755b153200bca55c83b4eb94e234;hpb=0ec154e02b01be5da7d2e24f0872afca41195027;p=libreriscv.git

diff --git a/3d_gpu.mdwn b/3d_gpu.mdwn
index 669cc99d3..018354543 100644
--- a/3d_gpu.mdwn
+++ b/3d_gpu.mdwn
@@ -1,12 +1,18 @@
-# RISC-V 3D GPU / CPU / VPU
+# Hybrid 3D GPU / CPU / VPU
+
+Creating a trustworthy processor for the world.
+
+Our [[3d_gpu/business_objectives]]
 
 Note: this is a **hybrid** CPU, VPU and GPU.  It is not, as many news articles
-are implying, a "dedicated exclusive GPU".  The option exists to **create**
+are implying, a "dedicated exclusive GPU".  The option exists to *create*
 a stand-alone GPU product (contact us if this is a product that you want).
 Our primary goal is to design a **complete** all-in-one processor
-(System-on-a-Chip) that happens to include a libre-licensed VPU and GPU.
+(System-on-a-Chip) that happens to include libre-licensed VPU and GPU
+accelerated instructions as part of the actual - main - CPU itself.
 
-We seek investors, sponsors, engineers and potential customers, who are
+We seek investors, sponsors (whose contributions thanks to NLNet may be
+tax-deductible), engineers and potential customers, who are
 interested, as a first product, in the creation and use of an entirely
 libre low-power mobile class system-on-a-chip.  Comparative benchmark
 performance, pincount and price is the Allwinner A64, except that the
@@ -27,26 +33,25 @@ the cost of product development when it comes to PCB design and layout:
 We can look at larger higher-power ASICs either later or, if funding
 is made available, immediately.
 
-Recent applications (Oct 2019) are for a test chip in 180nm, 64 bit, single core dual issue, around 300 to 350mhz.  This will provide the confidence to go to higher geometries, as well as be a commercially viable embedded product in its own right.
-
-See:
-
-* [[shakti/m_class/libre_3d_gpu]]
-* [[discussion]]
-* [[resources]]
-* Founding [[charter]]
-* Mailing list <http://lists.libre-riscv.org/pipermail/libre-riscv-dev/>
-* Crowdsupply page <https://www.crowdsupply.com/libre-risc-v/m-class>
-* Wiki <https://libre-riscv.org>
-* Git repositories <https://git.libre-riscv.org>
-* Bugtracker <http://bugs.libre-riscv.org>
-* Kazan Vulkan Driver (including 3D engine) <https://salsa.debian.org/Kazan-team/kazan>
-* [NLNet 2019 Milestones](http://bugs.libre-riscv.org/buglist.cgi?columnlist=assigned_to%2Cbug_status%2Cresolution%2Cshort_desc%2Ccf_budget&f1=cf_nlnet_milestone&o1=equals&query_format=advanced&resolution=---&v1=NLnet.2019.02)
-* NLNet Project Page <https://nlnet.nl/project/Libre-RISCV/>
-* [[nlnet_proposals]]
-
-Progress:
-
+Recent applications to NLNet (Oct 2019) are for a test chip in 180nm,
+64 bit, single core dual issue, around 300 to 350mhz.  This will provide
+the confidence to go to higher geometries, as well as be a commercially
+viable embedded product in its own right. Tapeout deadline is Oct 2020.
+
+See [[3d_gpu/articles]] online.
+
+# Progress:
+
+* Mar 2020: Coriolis2 Layout experiments successful. 6600 Memory Architecture
+  exploration started.  OpenPOWER ISA decoder started.  Two new people:
+  Alain and Jock.
+* Feb 2020: OpenPower Foundation EULA released. Coriolis2 Layout experimentation begun. Dynamic Partitioned SIMD ALU created.
+* Jan 2020: New team members, Yehowshua and Michael.  Last-minute attendance of FOSDEM2020
+* Dec 2019: Second round NLNet questions answered.  External Review completed.  6 NLNet proposals accepted (EUR 200,000+)
+* Nov 2019: Alternative FP library to Berkeley softfloat developed. NLNet first round questions answered.
+* Oct 2019: 3D Standards continued.  POWER ISA considered.  Open 3D Alliance begins.  NLNet funding applications submitted.
+* Sep 2019: 3D Standards continued.  Additional NLNet Funding proposals discussed.
+* Aug 2019: Development of "Transcendentals" (SIN/COS/ATAN2) Specifications
 * Jul 2019: Sponsorship from Purism received.  IEEE754 FP Mul, Add, DIV,
   FCLASS and FCVT pipelines completed.
 * Jun 2019: IEEE754 FP Mul, Add, and FSM "DIV" completed.
@@ -63,65 +68,11 @@ Progress:
 * Sep 2018: Crowdsupply pre-launch page up (for updates)
 * Dec 2018: preliminary floorplan and architecture designed (comp.arch)
 
-# News Articles
-
-* <https://hub.packtpub.com/a-libre-gpu-effort-based-on-risc-v-rust-llvm-and-vulkan-by-the-developer-of-an-earth-friendly-computer/>
-* <https://riscv.org/2018/10/packt-hub-article-a-libre-gpu-effort-based-on-risc-v-rust-llvm-and-vulkan-by-the-developer-of-an-earth-friendly-computer/>
-* <https://www.reddit.com/r/RISCV/comments/9jts9t/theres_a_new_libre_gpu_effort_building_on_riscv/>
-* <https://www.linux.com/blog/2018/11/risc-v-linux-development-full-swing>
-* <https://www.phoronix.com/scan.php?page=news_item&px=Libre-GPU-RISC-V-Vulkan>
-* <https://www.heise.de/newsticker/meldung/Mobilprozessor-mit-freier-GPU-Libre-RISC-V-M-Class-geplant-4242802.html>
-* <https://news.ycombinator.com/item?id=18094734>
-* <http://www.tuxmachines.org/node/116004>
-* <https://linuxfr.org/users/martoni/journaux/risc-v-est-pret-pour-le-desktop>
-* <https://www.reddit.com/r/hardware/comments/9jlby1/theres_a_new_libre_gpu_effort_building_on_riscv/>
-* <http://www.eevblog.com/forum/crowd-funded-projects/libre-risc-v-m-class-with-open-source-gpu-and-kazan-vulkan-driver/>
-* <https://www.reddit.com/domain/libre-riscv.org/>
-* <https://hardware.slashdot.org/comments.pl?sid=13447940&cid=58160868>
-* <https://www.phoronix.com/forums/forum/hardware/graphics-cards/1080755-libre-risc-v-gpu-aiming-for-2-5-watt-power-draw-continues-being-plotted/page5>
-* <https://www.phoronix.com/forums/forum/hardware/processors-memory/1070828-more-details-on-the-proposed-simple-v-extension-to-risc-v-for-gpu-workloads>
-* <https://slashdot.org/submission/9750302/nlnet-funds-development-of-a-libre-risc-v-3d-cpu>
-* <https://hardware.slashdot.org/story/19/06/02/0153243/nlnet-funds-development-of-a-libre-risc-v-3d-cpu>
-* <https://www.phoronix.com/forums/forum/hardware/graphics-cards/1104124-libre-risc-v-snags-50k-eur-grant-to-work-on-its-risc-v-3d-gpu-chip/page6>
-* <https://news.ycombinator.com/item?id=21112341>
-* <https://www.reddit.com/r/RISCV/comments/db04j3/libreriscv_3d_cpugpu_seeks_grants_for_ambitious/>
-* <https://hardware.slashdot.org/story/19/09/29/1845252/libre-risc-v-3d-cpugpu-seeks-grants-for-ambitious-expansion>
-* <https://forums.puri.sm/t/risc-v-m-class-effort-and-purism-donation/6528/15>
-
-# Information Resources and Tutorials
-
-* <https://github.com/timvideos/litex-buildenv/wiki/LiteX-for-Hardware-Engineers>
-* <https://jeffrey.co.in/blog/2014/01/d-flip-flop-using-migen/>
-* <http://lists.libre-riscv.org/pipermail/libre-riscv-dev/2019-March/000705.html>
-* <https://chisel.eecs.berkeley.edu/api/latest/chisel3/util/DecoupledIO.html>
-* <http://www.clifford.at/papers/2016/yosys-synth-formal/slides.pdf>
-* <http://blog.lambdaconcept.com/doku.php?id=migen:tutorial>
-* <http://chiselapp.com/user/kc5tja/repository/kestrel-3/dir?ci=6c559135a301f321&name=cores/cpu>
-* <https://chips4makers.io/blog/>
-* <https://hackaday.io/project/7817-zynqberry>
-* <https://wiki.f-si.org/index.php/FSiC2019>
-* <https://github.com/efabless/raven-picorv32> - <https://efabless.com>
-* <https://efabless.com/design_catalog/default>
-* <https://toyota-ai.ventures/>
-* <https://github.com/lambdaconcept/minerva>
-* <https://en.wikipedia.org/wiki/Liskov_substitution_principle>
-* <https://en.wikipedia.org/wiki/Principle_of_least_astonishment>
-* <https://peertube.f-si.org/videos/watch/379ef007-40b7-4a51-ba1a-0db4f48e8b16>
-* <https://github.com/riscv/riscv-sbi-doc/blob/master/riscv-sbi.md>
-* <https://mshahrad.github.io/openpiton-asplos16.html>
-* <https://wiki.f-si.org/index.php/The_Raven_chip:_First-time_silicon_success_with_qflow_and_efabless>
-* <http://smallcultfollowing.com/babysteps/blog/2019/04/19/aic-adventures-in-consensus/>
-* <http://www.crnhq.org/12-Skills-Summary.aspx?rw=c>
-* <http://bugs.libre-riscv.org/buglist.cgi?columnlist=assigned_to%2Cbug_status%2Cresolution%2Cshort_desc%2Ccf_budget&f1=cf_nlnet_milestone&o1=equals&query_format=advanced&resolution=---&v1=NLnet.2019.02>
-* <https://pdfs.semanticscholar.org/5060/4e9aff0e37089c4ab9a376c3f35761ffe28b.pdf>
-* <http://www.acsel-lab.com/arithmetic/arith15/papers/ARITH15_Takagi.pdf>
-* <https://youtu.be/o5Ihqg72T3c>
-* <http://flopoco.gforge.inria.fr/>
-* Fundamentals of Modern VLSI Devices <https://groups.google.com/a/groups.riscv.org/d/msg/hw-dev/b4pPvlzBzu0/7hDfxArEAgAJ>
-
-# Analog Simulation
-
-* <https://github.com/Isotel/mixedsim>
-* <http://www.vlsiacademy.org/open-source-cad-tools.html>
-* <http://ngspice.sourceforge.net/adms.html>
-* <https://en.wikipedia.org/wiki/Verilog-AMS#Open_Source_Implementations>
+
+# Evaluations
+
+* [[openpower]]
+
+# Drivers
+
+* [[3d_gpu/opencl]]