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-rw-r--r--control_lib/wb_semaphore.v42
1 files changed, 0 insertions, 42 deletions
diff --git a/control_lib/wb_semaphore.v b/control_lib/wb_semaphore.v
deleted file mode 100644
index a9208e6a1..000000000
--- a/control_lib/wb_semaphore.v
+++ /dev/null
@@ -1,42 +0,0 @@
-
-// up to 8 semaphores
-
-// After a read operation, the semaphore is always locked
-// If it was already locked before the read (meaning someone else holds the lock)
-// then a 1 is returned
-// If it was not already locked (meaning the reader now holds the lock)
-// then a 0 is returned
-
-// A write operation clears the lock
-
-module wb_semaphore
- #(parameter count=8, DBUS_WIDTH=32)
- (input wb_clk_i,
- input wb_rst_i,
- input [DBUS_WIDTH-1:0] wb_dat_i,
- input [2:0] wb_adr_i,
- input wb_cyc_i,
- input wb_stb_i,
- input wb_we_i,
- output wb_ack_o,
- output [DBUS_WIDTH-1:0] wb_dat_o);
-
- reg [count-1:0] locked;
-
- always @(posedge clock)
- if(wb_rst_i)
- locked <= {count{1'b0}};
- else if(wb_stb_i)
- if(wb_we_i)
- locked[adr_i] <= 1'b0;
- else
- locked[adr_i] <= 1'b1;
-
- assign wb_dat_o[DBUS_WIDTH-1:1] = {(DBUS_WIDTH-1){1'b0}};
- assign wb_dat_o[0] = locked[adr_i];
- assign wb_ack_o = wb_stb_i;
-
-
-endmodule // wb_semaphore
-
-