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* Revert "Add shregmap -init_msb_first and use in synth_xilinx"Eddie Hung2019-03-141-3/+2
| | | | This reverts commit 26ecbc1aee1dca1c186ab2b51835d74f67bc3e75.
* Merge remote-tracking branch 'origin/master' into xc7srlEddie Hung2019-03-1433-402/+1656
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| * Remove ice40/cells_sim.v hack to avoid warning for blocking memory writesClifford Wolf2019-03-121-19/+0
| | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * Fix typo in ice40_braminit help msgClifford Wolf2019-03-091-1/+1
| | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * Merge pull request #859 from smunaut/ice40_braminitClifford Wolf2019-03-094-37/+212
| |\ | | | | | | iCE40 BRAM primitives init from file
| | * ice40: Run ice40_braminit pass by defaultSylvain Munaut2019-03-081-0/+1
| | | | | | | | | | | | Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
| | * ice40: Add ice40_braminit pass to allow initialization of BRAM from fileSylvain Munaut2019-03-083-37/+211
| | | | | | | | | | | | | | | | | | | | | | | | This adds a INIT_FILE attribute to the SB_RAM40_4K blocks that will initialize content from a hex file. Same behavior is imlemented in the simulation model and in a new pass for actual synthesis Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
| * | Add link to SF2 / igloo2 macro library guideClifford Wolf2019-03-071-21/+24
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * | Improvements in sf2 cells_sim.vClifford Wolf2019-03-062-30/+251
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * | Add sf2 techmap rules for more FF typesClifford Wolf2019-03-061-25/+39
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * | Refactor SF2 iobuf insertion, Add clkint insertionClifford Wolf2019-03-063-83/+152
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * | Improvements in SF2 flow and demoClifford Wolf2019-03-052-8/+23
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * | Merge pull request #842 from litghost/merge_upstreamClifford Wolf2019-03-0510-176/+570
| |\ \ | | | | | | | | Changes required for VPR place and route in synth_xilinx
| | * | Revert BRAM WRITE_MODE changes.Keith Rothman2019-03-041-12/+12
| | | | | | | | | | | | | | | | Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
| | * | Revert FF models to include IS_x_INVERTED parameters.Keith Rothman2019-03-011-6/+34
| | | | | | | | | | | | | | | | Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
| | * | Use singular for disabling of DRAM or BRAM inference.Keith Rothman2019-03-011-13/+13
| | | | | | | | | | | | | | | | Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
| | * | Modify arguments to match existing style.Keith Rothman2019-03-011-6/+6
| | | | | | | | | | | | | | | | Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
| | * | Changes required for VPR place and route synth_xilinx.Keith Rothman2019-03-0111-221/+587
| | | | | | | | | | | | | | | | Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
| * | | Merge pull request #850 from daveshah1/ecp5_warn_conflictClifford Wolf2019-03-051-2/+7
| |\ \ \ | | | | | | | | | | ecp5: Demote conflicting FF init values to a warning
| | * | | ecp5: Demote conflicting FF init values to a warningDavid Shah2019-03-041-2/+7
| | |/ / | | | | | | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * / / Use "write_edif -pvector bra" for Xilinx EDIF filesClifford Wolf2019-03-051-1/+1
| |/ / | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * | Fix ECP5 cells_sim for iverilogMiodrag Milanovic2019-03-011-2/+3
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| * | Merge pull request #836 from elmsfu/ice40_2bit_ram_rw_modeClifford Wolf2019-02-281-2/+2
| |\ \ | | | | | | | | ice40: use 2 bits for READ/WRITE MODE for SB_RAM map
| | * | ice40: use 2 bits for READ/WRITE MODE for SB_RAM mapElms2019-02-281-2/+2
| | |/ | | | | | | | | | | | | | | | EBLIF output .param will only use necessary 2 bits Signed-off-by: Elms <elms@freshred.net>
| * | Reduce amount of trailing whitespace in code baseLarry Doolittle2019-02-286-19/+19
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| * | Merge pull request #794 from daveshah1/ecp5improveClifford Wolf2019-02-287-12/+388
| |\ \ | | |/ | |/| ECP5 Improvements
| | * ecp5: Compatibility with Migen AsyncResetSynchronizerDavid Shah2019-02-252-0/+20
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * ecp5: Add DDRDLLADavid Shah2019-02-191-0/+9
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * ecp5: Add DELAYF/DELAYG blackboxesDavid Shah2019-02-191-0/+18
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
| | * ecp5: Add ECLKSYNCB blackboxDavid Shah2019-02-131-1/+7
| | | | | | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| | * ecp5: Full set of IO-related blackboxesDavid Shah2019-02-121-0/+102
| | | | | | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| | * ecp5: Support for flipflop initialisationDavid Shah2019-01-223-4/+199
| | | | | | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| | * ecp5: Add LSRMODE to flipflops for PRLD supportDavid Shah2019-01-211-7/+16
| | | | | | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| | * ecp5: More blackboxesDavid Shah2019-01-211-0/+17
| | | | | | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| | * ecp5: Increase threshold for ALU mappingDavid Shah2019-01-211-1/+1
| | | | | | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * | techlibs/greenpak4/cells_map.v: Harmonize whitespace within lut moduleLarry Doolittle2019-02-261-22/+22
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| * | Clean up some whitepsace outliersLarry Doolittle2019-02-261-2/+2
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* | | Add shregmap -init_msb_first and use in synth_xilinxEddie Hung2019-03-141-2/+2
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* | | Fix cells_map for SRLEddie Hung2019-03-141-19/+17
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* | | Move shregmap until after first techmapEddie Hung2019-03-131-2/+2
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* | | Refactor $__SHREG__ in cells_map.vEddie Hung2019-03-131-32/+24
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* | | Remove SRL16/32 from cells_xtraEddie Hung2019-02-282-18/+2
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* | | Add SRL16 and SRL32 sim modelsEddie Hung2019-02-281-0/+39
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* | | Fix SRL16/32 techmap off-by-oneEddie Hung2019-02-281-18/+24
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* | | synth_xilinx to call shregmap with enable supportEddie Hung2019-02-282-24/+29
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* | | synth_xilinx to use shregmap with -params tooEddie Hung2019-02-282-22/+19
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* | | synth_xilinx to now have shregmap call after dff2dffeEddie Hung2019-02-281-0/+2
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* | | Add techmap rule for $__SHREG_DFF_P_ to SRL16/32Eddie Hung2019-02-281-0/+71
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* | Merge pull request #740 from daveshah1/improve_dressClifford Wolf2019-02-222-3/+3
|\ \ | | | | | | Improve ABC netname preservation
| * | ecp5: Use abc -dressDavid Shah2019-02-061-2/+2
| | | | | | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
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