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authorAlejandro Soto <alejandro@34project.org>2022-11-02 23:19:48 -0600
committerAlejandro Soto <alejandro@34project.org>2022-11-02 23:19:48 -0600
commit4ef4190e67534168e1e64b810a09c0cd1338e2a9 (patch)
treec7e451ef6b153974b5bbf03321c2f9969f4dabea /rtl/bus/master.sv
parentfe7ae05a9acbc237e386e9841d63e12c4f5aae42 (diff)
Move bus/master.sv to bus_master.sv
Diffstat (limited to 'rtl/bus/master.sv')
-rw-r--r--rtl/bus/master.sv63
1 files changed, 0 insertions, 63 deletions
diff --git a/rtl/bus/master.sv b/rtl/bus/master.sv
deleted file mode 100644
index e4a76d2..0000000
--- a/rtl/bus/master.sv
+++ /dev/null
@@ -1,63 +0,0 @@
-module bus_master
-(
- input logic clk,
- rst,
-
- input logic[29:0] addr,
- input logic start,
- write,
- output logic ready,
- output logic[31:0] data_rd,
- input logic[31:0] data_wr,
-
- output logic[31:0] avl_address,
- output logic avl_read,
- avl_write,
- input logic[31:0] avl_readdata,
- output logic[31:0] avl_writedata,
- input logic avl_waitrequest,
- output logic[3:0] avl_byteenable
-);
-
- enum {
- IDLE,
- WAIT
- } state;
-
- assign data_rd = avl_readdata;
- assign avl_byteenable = 4'b1111; //TODO
-
- always_comb
- unique case(state)
- IDLE: ready = 0;
- WAIT: ready = !avl_waitrequest;
- endcase
-
- always_ff @(posedge clk) begin
- unique case(state)
- IDLE: begin
- avl_read <= 0;
- avl_write <= 0;
- end
-
- WAIT:
- if(!start)
- state <= IDLE;
- endcase
-
- if(!avl_waitrequest && start) begin
- avl_address <= {addr, 2'b00};
- avl_read <= ~write;
- avl_write <= write;
- avl_writedata <= data_wr;
- state <= WAIT;
- end
- end
-
- initial begin
- state = IDLE;
- avl_read = 0;
- avl_write = 0;
- end
-
-endmodule