diff options
Diffstat (limited to 'techlibs/nexus/brams.txt')
| -rw-r--r-- | techlibs/nexus/brams.txt | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/techlibs/nexus/brams.txt b/techlibs/nexus/brams.txt new file mode 100644 index 000000000..086afe8bf --- /dev/null +++ b/techlibs/nexus/brams.txt @@ -0,0 +1,63 @@ +bram $__NX_PDP16K + init 1 + + abits 9 @a9d36 + dbits 36 @a9d36 + abits 10 @a10d18 + dbits 18 @a10d18 + abits 11 @a11d9 + dbits 9 @a11d9 + abits 12 @a12d4 + dbits 4 @a12d4 + abits 13 @a13d2 + dbits 2 @a13d2 + abits 14 @a14d1 + dbits 1 @a14d1 + + groups 2 + ports 1 1 + wrmode 1 0 + enable 4 1 @a9d36 + enable 2 1 @a10d18 + enable 1 1 @a11d9 @a12d4 @a13d2 @a14d1 + transp 0 0 + clocks 2 3 + clkpol 2 3 +endbram + +match $__NX_PDP16K + # implicitly requested RAM or ROM + attribute !syn_ramstyle syn_ramstyle=auto + attribute !syn_romstyle syn_romstyle=auto + attribute !ram_block + attribute !rom_block + attribute !logic_block + min bits 2048 + min efficiency 5 + shuffle_enable A + make_transp + or_next_if_better +endmatch + +match $__NX_PDP16K + # explicitly requested RAM + attribute syn_ramstyle=block_ram ram_block + attribute !syn_romstyle + attribute !rom_block + attribute !logic_block + min wports 1 + shuffle_enable A + make_transp + or_next_if_better +endmatch + +match $__NX_PDP16K + # explicitly requested ROM + attribute syn_romstyle=ebr rom_block + attribute !syn_ramstyle + attribute !ram_block + attribute !logic_block + max wports 0 + make_transp + shuffle_enable A +endmatch |