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minor update

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This commit is contained in:
Blaise Tine 2021-05-26 13:36:10 -07:00
parent 79638c89de
commit c7f85b76ed
1 changed files with 3 additions and 4 deletions
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7
hw/rtl/VX_databus_arb.v
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@ -34,7 +34,7 @@ module VX_databus_arb (
wire is_smem_addr_in, is_smem_addr_out;
// select shared memory bus
assign is_smem_addr_in = core_req_if.valid[i] && `SM_ENABLE
assign is_smem_addr_in = `SM_ENABLE
&& (core_req_if.addr[i][REQ_ADDRW-1:SMEM_ASHIFT-REQ_ASHIFT] >= (32-SMEM_ASHIFT)'((`SHARED_MEM_BASE_ADDR - `SMEM_SIZE) >> SMEM_ASHIFT))
&& (core_req_if.addr[i][REQ_ADDRW-1:SMEM_ASHIFT-REQ_ASHIFT] < (32-SMEM_ASHIFT)'(`SHARED_MEM_BASE_ADDR >> SMEM_ASHIFT));
@ -51,11 +51,10 @@ module VX_databus_arb (
.ready_out (cache_req_ready_out)
);
if (`SM_ENABLE ) begin
if (`SM_ENABLE) begin
assign cache_req_if.valid[i] = cache_req_valid_out && ~is_smem_addr_out;
assign smem_req_if.valid[i] = cache_req_valid_out && is_smem_addr_out;
assign cache_req_ready_out = (cache_req_if.ready[i] && ~is_smem_addr_out)
|| (smem_req_if.ready[i] && is_smem_addr_out);
assign cache_req_ready_out = is_smem_addr_out ? smem_req_if.ready[i] : cache_req_if.ready[i];
assign smem_req_if.addr[i] = cache_req_if.addr[i];
assign smem_req_if.rw[i] = cache_req_if.rw[i];