Merge branch 'fpga_synthesis' of https://github.gatech.edu/casl/Vortex into fpga_synthesis

hw/opae/sources.txt

@@ -46,7 +46,6 @@ vortex_afu.json
 ../rtl/cache/VX_cache_dfq_queue.v
 ../rtl/cache/VX_cache_req_queue.v
 ../rtl/cache/VX_cache_miss_resrv.v
-../rtl/cache/VX_fill_invalidator.v
 ../rtl/cache/VX_snp_rsp_arb.v
 ../rtl/cache/VX_tag_data_access.v
 ../rtl/cache/VX_tag_data_structure.v

hw/opae/vortex_afu.sv

@@ -332,7 +332,7 @@ begin
               && avs_write_ctr < csr_data_size);
 
   cci_dram_req_read_fire = (state == STATE_READ) 
-                        && ((avs_pending_reads < AVS_RD_QUEUE_SIZE)
+                        && (avs_pending_reads < AVS_RD_QUEUE_SIZE)
                         && !avs_waitrequest 
                         && avs_read_ctr < csr_data_size;