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minor update

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This commit is contained in:
Blaise Tine
2020-12-01 10:42:14 -08:00
parent 26b5bd10b3
commit 74c9e9ad1f
3 changed files with 7 additions and 7 deletions
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10
hw/rtl/VX_csr_unit.v
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@@ -63,11 +63,11 @@ module VX_csr_unit #(
.busy (busy)
);
wire csr_hazard = (csr_addr_s1 == csr_pipe_req_if.csr_addr)
&& (csr_pipe_rsp_if.wid == csr_pipe_req_if.wid)
&& csr_pipe_rsp_if.valid;
wire write_hazard = (csr_addr_s1 == csr_pipe_req_if.csr_addr)
&& (csr_pipe_rsp_if.wid == csr_pipe_req_if.wid)
&& csr_pipe_rsp_if.valid;
wire [31:0] csr_read_data_qual = csr_hazard ? csr_updated_data_s1 : csr_read_data;
wire [31:0] csr_read_data_qual = write_hazard ? csr_updated_data_s1 : csr_read_data;
reg [31:0] csr_updated_data;
@@ -88,7 +88,7 @@ module VX_csr_unit #(
csr_updated_data = csr_read_data_qual & (32'hFFFFFFFF - csr_pipe_req_if.csr_mask);
csr_we_s0_unqual = (csr_pipe_req_if.csr_mask != 0);
end
default: csr_updated_data = 32'hdeadbeef;
default: csr_updated_data = 'x;
endcase
end