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Author SHA1 Message Date
Sean Cross
2d7c7794f5 hw: foboot-bitstream: remove debug pins, use epfifo 
Remove the debug pins to let timing close.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-10 21:06:37 +08:00
Sean Cross
0c6e444789 hw: foboot-bitstream: add -relut and friends to nextpnr 
Shrink the resulting gate count by adding -relut and adjusting the
number of luts that a CE signal can use.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-10 21:05:51 +08:00
Sean Cross
8aed600cd6 hw: foboot-bitstream: specify additional clock domain constraints 
Specify all the clock domain constraints for every possible signal, to
work around the fact that nextpnr currently will pick one and ignore the
rest.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-10 21:05:12 +08:00
Sean Cross
6638801886 hw: foboot-bitstream: remove clk48_in signal 
It's unused.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-10 21:04:19 +08:00
Sean Cross
8fb6b5977b hw: foboot-bitstream: remove unused clk48 net 
We only use the raw and usb48 nets.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-10 20:53:58 +08:00
Sean Cross
69f7b5d836 csr: replace with latest generated version 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-10 20:53:30 +08:00
Sean Cross
c98017cbc9 client: working on the client 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-10 15:25:33 +08:00
Sean Cross
13360015db Merge branch 'master' of github.com:xobs/foboot 2019-03-08 20:49:13 +08:00
Sean Cross
d603113b6f foboot-bitstream: send clk48 through shifter, then through pll 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-08 20:47:42 +08:00
Sean Cross
44ee19c8b4 valentyusb: use latest fix for metastable transmissions 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-06 14:06:17 +08:00
Sean Cross
f34601df98 hw: lxbuildenv: fix uninitialized repo issue 
We would get stuck in a loop.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-05 22:08:11 +08:00
Sean Cross
3df59a866d metastable fix: wip 
Trying to figure out what's causing this problem.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-05 20:28:54 +08:00
Sean Cross
c0842737bf sw: usb-unififo: add code to test usb RX 
This just reads SOF packets and validates they're correct.  This ensures
that bitstuffing is good.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-05 15:50:36 +08:00
Sean Cross
ce071dac67 sw: main: remove usb_sync() call 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-05 15:50:08 +08:00
Sean Cross
7f30d7f79b sw: Makefile: hardcode project name to "foboot" 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-05 15:49:21 +08:00
Sean Cross
380a4f1fa2 sw: unififo: print out SOF frames, to ensure link integrity 
Print out the SOF frames so that we can make sure the Rx path is good.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-05 14:52:42 +08:00
Sean Cross
73176b65de hw: lxbuildenv: fix detection of .git directory 
It was giving an incorrect path, which would cause it to refresh
submodules during every build.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-05 13:20:54 +08:00
Sean Cross
c78e9ab214 sw: add missing include files 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-05 12:02:02 +08:00
Sean Cross
ffd0285613 main: more work on fixing stuff 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-05 11:54:48 +08:00
Sean Cross
1c38c58a6f Merge branch 'master' of git.xobs.io:xobs/foboot 2019-03-05 09:18:20 +08:00
Sean Cross
350497924e README: add simple readme file 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-05 09:17:20 +08:00
Sean Cross
74ec6be245 hw: remove gitignore 
It's stored in the root now

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-05 09:16:52 +08:00
Sean Cross
1c8634e954 gitmodules: add hw deps 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-05 09:16:36 +08:00
Sean Cross
8fe27d9371 Add 'hw/' from commit 'd812378c4d61f7c957ac4bcba15a8344fb7fb458' 
git-subtree-dir: hw
git-subtree-mainline: e4af98b4aa
git-subtree-split: d812378c4d
 2019-03-05 09:05:50 +08:00
Sean Cross
e4af98b4aa generated: update generated csr, mem, and ld files 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-05 09:05:29 +08:00
Sean Cross
d812378c4d deps: update valentyusb 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-05 08:56:30 +08:00
Sean Cross
84d4b40897 foboot: move software stuff to sw directory 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-05 08:54:51 +08:00
Sean Cross
b06cd3b807 usb-epfifo: something is actually responding now 
Making good progress. Still not reliable, but there's something to work on now.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-04 15:46:59 +08:00
Sean Cross
d18e0cba0d include: regenerate included headers 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-03-04 15:46:47 +08:00
Sean Cross
a897c7f2fa foboot-bitstream: remove cas module from imports 
It's unused in the current implementation.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-28 10:52:06 +08:00
Sean Cross
6a147c4333 valentyusb: pull latest version 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-28 10:51:35 +08:00
Sean Cross
2ac79e45e9 Makefile: don't re-set GIT_VERSION 
Use := to only set GIT_VERSION once.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-28 10:49:02 +08:00
Sean Cross
1048cbf999 third_party: minor formatting cleanups 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-28 10:48:47 +08:00
Sean Cross
fae65117cd usb: work-in-progress for USB development 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-28 10:48:25 +08:00
Sean Cross
1cb67f8f8d crc5-test: add simple program to generate SOF frames 
This can be used to tell if we're properly decoding packets.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-28 10:45:37 +08:00
Sean Cross
cad2ae01d7 foboot-bitstream: use crystal for 12 MHz clock 
This fixes heterodyning that was occurring in the USB block, as it
transitioned from the 48 MHz down to the 12 MHz domain.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-27 14:20:04 +08:00
Sean Cross
dd7839cc68 deps: migen: fix upstream ref 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-25 16:36:21 +08:00
Sean Cross
05480670c5 migen: update submodule 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-25 16:32:48 +08:00
Sean Cross
6ca4b6a398 deps: valentyusb: update submodule 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-25 16:32:28 +08:00
Sean Cross
5fbd0fc667 lxbuildenv: riscv: also allow riscv32 toolchain 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-25 16:25:16 +08:00
Sean Cross
d42418d62a foboot-bitstream: mark executable 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-25 16:22:05 +08:00
Sean Cross
7caff80f6b foboot-bitstream: change line endings 
These matter on non-Windows machines.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-25 16:21:23 +08:00
Sean Cross
6771d28fb4 foboot-bitstream: work-in-progress commit 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-25 16:19:17 +08:00
Sean Cross
8b54d5addb csr-test: add simple program to test CSRs 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-25 16:19:01 +08:00
Sean Cross
44880465e6 Merge branch 'master' of git.xobs.io:xobs/foboot-bitstream 2019-02-25 15:16:57 +08:00
Sean Cross
49b22a1962 foboot-bitstream: use new-style random rom 
Use a new pattern with a new function to generate the random ROM, used
for ROM patching.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-25 15:16:19 +08:00
Sean Cross
e66f909bfd lxbuildenv: add '-r' command to run modules under lxbuildenv 
This will allow us to e.g. run tests.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-18 13:54:26 +08:00
Sean Cross
30d5a097d2 gitignore: ignore env, build, pycache 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-18 12:44:19 +08:00
Sean Cross
21cdcaaee8 foboot-bitstream: first full build 
This actually compiles now, hooray!  But does it work? No.

Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-18 12:43:29 +08:00
Sean Cross
ee006eff90 deps: add valentyusb 
Signed-off-by: Sean Cross <sean@xobs.io>
 2019-02-18 12:43:09 +08:00