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Diffstat (limited to '')
| -rw-r--r-- | rtl/core/control/coproc.sv | 26 |
1 files changed, 18 insertions, 8 deletions
diff --git a/rtl/core/control/coproc.sv b/rtl/core/control/coproc.sv index 76f0a53..05ac655 100644 --- a/rtl/core/control/coproc.sv +++ b/rtl/core/control/coproc.sv @@ -2,21 +2,31 @@ module core_control_coproc ( - input logic clk, - rst_n, + input logic clk, + rst_n, - input insn_decode dec, + input insn_decode dec, + input word coproc_read, - input ctrl_cycle next_cycle, - input logic issue, + input ctrl_cycle next_cycle, + input logic issue, - output logic coproc + output logic coproc, + output word coproc_wb, + output coproc_decode coproc_ctrl ); always_ff @(posedge clk or negedge rst_n) - if(!rst_n) + if(!rst_n) begin coproc <= 0; - else if(next_cycle.issue && issue) + coproc_wb <= 0; + coproc_ctrl <= {$bits(coproc_ctrl){1'b0}}; + end else if(next_cycle.issue && issue) begin coproc <= dec.ctrl.coproc; + coproc_ctrl <= dec.coproc; + end else if(next_cycle.coproc) begin + coproc <= 0; + coproc_wb <= coproc_read; + end endmodule |