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| author | Trammell Hudson <hudson@trmm.net> | 2021-09-02 16:35:38 +0000 |
|---|---|---|
| committer | Trammell Hudson <hudson@trmm.net> | 2021-09-02 16:35:38 +0000 |
| commit | eeca10190b6934889cf068b49478388703afbf70 (patch) | |
| tree | c73f331f268deccb8d2404bb1038bf1d1d6ef19a /picosoc/picosoc.v | |
| parent | f9b1beb4cfd6b382157b54bc8f38c61d5ae7d785 (diff) | |
| download | picorv32-eeca10190b6934889cf068b49478388703afbf70.tar.gz picorv32-eeca10190b6934889cf068b49478388703afbf70.zip | |
picosoc: enable fast multiply option for icebreaker
This patch splits the picosoc's `ENABLE_MULDIV` paramter
into `ENABLE_MUL`, `ENABLE_DIV` and `ENABLE_FAST_MUL`,
and also enables the DSP-based fast multiplier for
the iCE40up5k icebreaker board.
Signed-off-by: Trammell Hudson <hudson@trmm.net>
Diffstat (limited to 'picosoc/picosoc.v')
| -rw-r--r-- | picosoc/picosoc.v | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/picosoc/picosoc.v b/picosoc/picosoc.v index 9c5981e..55e447e 100644 --- a/picosoc/picosoc.v +++ b/picosoc/picosoc.v @@ -70,7 +70,9 @@ module picosoc ( input flash_io3_di ); parameter [0:0] BARREL_SHIFTER = 1; - parameter [0:0] ENABLE_MULDIV = 1; + parameter [0:0] ENABLE_MUL = 1; + parameter [0:0] ENABLE_DIV = 1; + parameter [0:0] ENABLE_FAST_MUL = 0; parameter [0:0] ENABLE_COMPRESSED = 1; parameter [0:0] ENABLE_COUNTERS = 1; parameter [0:0] ENABLE_IRQ_QREGS = 0; @@ -136,8 +138,9 @@ module picosoc ( .BARREL_SHIFTER(BARREL_SHIFTER), .COMPRESSED_ISA(ENABLE_COMPRESSED), .ENABLE_COUNTERS(ENABLE_COUNTERS), - .ENABLE_MUL(ENABLE_MULDIV), - .ENABLE_DIV(ENABLE_MULDIV), + .ENABLE_MUL(ENABLE_MUL), + .ENABLE_DIV(ENABLE_DIV), + .ENABLE_FAST_MUL(ENABLE_FAST_MUL), .ENABLE_IRQ(1), .ENABLE_IRQ_QREGS(ENABLE_IRQ_QREGS) ) cpu ( |