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fpga: x400: Add DRAM enable macro

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Original-commit: cdcd39aeb508298e28e8a2a89db5ab9fefd70435
This commit is contained in:
Javier Valenzuela
2022-02-10 13:18:58 -07:00
committed by Wade Fife
parent 43128791b4
commit 01f7f75ca3
1 changed files with 4 additions and 0 deletions
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top/x400/x4xx_core.v
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@@ -394,6 +394,10 @@ module x4xx_core #(
// DRAM
//---------------------------------------------------------------------------
`ifndef ENABLE_DRAM
`define ENABLE_DRAM 0
`endif
// Only the 100 and 200 MHz images currently support DRAM due to FPGA
// resource limitations. For 200 MHz and below, a 64-bit interface provides
// sufficient bandwidth.