iCE40/nextpnr - [no description]

	Commit message (Collapse)	Author	Age	Files	Lines
*	interchange: Search backwards for IO macro placements, too	gatecat	2021-07-26	1	-13/+32
\| \| \| \|	Signed-off-by: gatecat <gatecat@ds0.me>
*	interchange: Check IO validity after all are placed	gatecat	2021-07-23	1	-6/+16
\| \| \| \|	Signed-off-by: gatecat <gatecat@ds0.me>
*	interchange: Debug IO port validity check failures	gatecat	2021-07-12	1	-1/+3
\| \| \| \|	Signed-off-by: gatecat <gatecat@ds0.me>
*	interchange: Place DIFFINBUF and IBUFCTRL for UltraScale+ IBUFDS	gatecat	2021-07-12	1	-3/+4
\| \| \| \|	Signed-off-by: gatecat <gatecat@ds0.me>
*	interchange: Improve search for PAD-attached bels	gatecat	2021-07-06	1	-40/+30
\| \| \| \|	Signed-off-by: gatecat <gatecat@ds0.me>
*	interchange: Place IO macro content based on routing	gatecat	2021-06-30	1	-0/+79
\| \| \| \|	Signed-off-by: gatecat <gatecat@ds0.me>
*	Using hashlib in arches	gatecat	2021-06-02	1	-13/+13
\| \| \| \|	Signed-off-by: gatecat <gatecat@ds0.me>
*	interchange: allow LOC keyword in XDC files	Jan Kowalewski	2021-04-20	1	-2/+4
\| \| \| \|	Signed-off-by: Jan Kowalewski <jkowalewski@antmicro.com>
*	Fix assorted bugs in FPGA interchange.	Keith Rothman	2021-02-23	1	-1/+3
\| \| \| \| \| \| \| \| \| \|	Fixes: - Only use map constant pins during routing, and not during placement. - Unmapped cell ports have no BEL pins. - Fix SiteRouter congestion not taking into account initial expansion. - Fix psuedo-site pip output. Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
*	Refactor "get only from iterator" to a utility.	Keith Rothman	2021-02-17	1	-6/+2
\| \| \| \|	Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
*	Change how package pin IO sites are selected.	Keith Rothman	2021-02-17	1	-14/+34
\| \| \| \| \| \| \|	The first site type that matches is now selected, under the premise that the early site types are more general. Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
*	Continue fixes.	Keith Rothman	2021-02-17	1	-3/+23
\| \| \| \|	Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
*	Add initial site router.	Keith Rothman	2021-02-17	1	-1/+1
\| \| \| \| \| \| \| \|	This site router likely cannot handle the full problem space. It may need to be replaced with a more generalize approach as testing continues. Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
*	Working on standing up initial constraints system.	Keith Rothman	2021-02-17	1	-0/+215
	Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>