pkg: remove obsolete wbufSendFeedThrough config parameter

openhwgroup · Oct 10, 2024 · e58b4aa · e58b4aa
1 parent 035bf61
commit e58b4aa
Show file tree

Hide file tree

Showing 4 changed files with 2 additions and 8 deletions.
diff --git a/rtl/lint/hpdcache_lint.sv b/rtl/lint/hpdcache_lint.sv
@@ -57,7 +57,6 @@ module hpdcache_lint
       wbufDataEntries: 8,
       wbufWords: 4,
       wbufTimecntWidth: 3,
-      wbufSendFeedThrough: 1'b0,
       rtabEntries: 4,
       flushEntries: 4,
       flushFifoDepth: 2,

diff --git a/rtl/src/hpdcache_pkg.sv b/rtl/src/hpdcache_pkg.sv
@@ -421,8 +421,6 @@ package hpdcache_pkg;
         int unsigned wbufWords;
         //  Write-Buffer threshold counter width (in bits)
         int unsigned wbufTimecntWidth;
-        //  Use feedthrough FIFOs from the write-buffer to the NoC
-        bit wbufSendFeedThrough;
         //  Number of entries in the replay table
         int unsigned rtabEntries;
         //  Number of entries in the flush directory

diff --git a/rtl/src/hpdcache_wbuf.sv b/rtl/src/hpdcache_wbuf.sv
@@ -614,7 +614,7 @@ import hpdcache_pkg::*;
 
     hpdcache_fifo_reg #(
         .FIFO_DEPTH          (WBUF_SEND_FIFO_DEPTH),
-        .FEEDTHROUGH         (HPDcacheCfg.u.wbufSendFeedThrough),
+        .FEEDTHROUGH         (1'b0),
         .fifo_data_t         (wbuf_send_data_t)
     ) send_data_ptr_fifo_i (
         .clk_i,
@@ -636,7 +636,7 @@ import hpdcache_pkg::*;
 
     hpdcache_fifo_reg #(
         .FIFO_DEPTH          (WBUF_SEND_FIFO_DEPTH),
-        .FEEDTHROUGH         (HPDcacheCfg.u.wbufSendFeedThrough),
+        .FEEDTHROUGH         (1'b0),
         .fifo_data_t         (wbuf_send_meta_t)
     ) send_meta_fifo_i (
         .clk_i,
@@ -710,8 +710,6 @@ import hpdcache_pkg::*;
 `ifndef HPDCACHE_ASSERT_OFF
     initial assert(WBUF_DATA_NWORDS inside {1, 2, 4, 8, 16}) else
             $fatal("WBUF: width of data buffers must be a power of 2");
-    initial assert(HPDcacheCfg.u.wbufSendFeedThrough == 1'b0) else
-            $fatal("WBUF: wbufSendFeedThrough=1 is currently not supported");
     initial assert(WBUF_MEM_DATA_RATIO > 0) else
             $fatal($sformatf("WBUF: width of mem interface (%d) shall be g.e. to wbuf width(%d)",
                              HPDcacheCfg.u.memDataWidth, HPDcacheCfg.wbufDataWidth));

diff --git a/rtl/tb/hpdcache_wrapper.sv b/rtl/tb/hpdcache_wrapper.sv
@@ -56,7 +56,6 @@ import hpdcache_pkg::*;
         wbufDataEntries: `CONF_HPDCACHE_WBUF_DATA_ENTRIES,
         wbufWords: `CONF_HPDCACHE_WBUF_WORDS,
         wbufTimecntWidth: `CONF_HPDCACHE_WBUF_TIMECNT_WIDTH,
-        wbufSendFeedThrough: `CONF_HPDCACHE_WBUF_SEND_FEEDTHROUGH,
         rtabEntries: `CONF_HPDCACHE_RTAB_ENTRIES,
         flushEntries: `CONF_HPDCACHE_FLUSH_ENTRIES,
         flushFifoDepth: `CONF_HPDCACHE_FLUSH_FIFO_DEPTH,