iCE40/nextpnr - [no description]

	Commit message (Collapse)	Author	Age	Files	Lines
*	For now just return false in the site router.	Keith Rothman	2021-02-26	1	-1/+1
\| \| \| \|	Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
*	Initial LUT rotation logic.	Keith Rothman	2021-02-26	1	-5/+30
\| \| \| \|	Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
*	Fix assorted bugs in FPGA interchange.	Keith Rothman	2021-02-23	1	-10/+76
\| \| \| \| \| \| \| \| \| \|	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>
*	Add initial logic for handling dedicated interconnect situations.	Keith Rothman	2021-02-23	1	-0/+6
\| \| \| \|	Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
*	Do some spell checking on site_router.cc	Keith Rothman	2021-02-18	1	-18/+18
\| \| \| \|	Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
*	Add some utility methods for site instance access.	Keith Rothman	2021-02-18	1	-6/+3
\| \| \| \|	Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
*	Add initial site router.	Keith Rothman	2021-02-17	1	-0/+753
	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>