From e784f7bc57ca414d2aadbc69e855c061d0af7d1f Mon Sep 17 00:00:00 2001 From: Matt Ettus Date: Tue, 1 Sep 2009 23:19:15 -0700 Subject: fixed addressing of registers, and added write enables to those that were missing. MDIO seems ok. --- simple_gemac/simple_gemac_wb.v | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) (limited to 'simple_gemac') diff --git a/simple_gemac/simple_gemac_wb.v b/simple_gemac/simple_gemac_wb.v index ca7d4a3fc..cc2cdf7ec 100644 --- a/simple_gemac/simple_gemac_wb.v +++ b/simple_gemac/simple_gemac_wb.v @@ -79,20 +79,23 @@ module simple_gemac_wb wire [2:0] MIISTATUS; wb_reg #(.ADDR(5),.DEFAULT(0)) - wb_reg_miimoder (.clk(wb_clk), .rst(wb_rst), .adr(wb_adr[7:2]), .dat_i(wb_dat_i), .dat_o({NoPre,Divider}) ); + wb_reg_miimoder (.clk(wb_clk), .rst(wb_rst), .adr(wb_adr[7:2]), .wr_acc(wr_acc), + .dat_i(wb_dat_i), .dat_o({NoPre,Divider}) ); wb_reg #(.ADDR(6),.DEFAULT(0)) - wb_reg_miiaddr (.clk(wb_clk), .rst(wb_rst), .adr(wb_adr[7:2]), .dat_i(wb_dat_i), .dat_o(MIIADDRESS) ); + wb_reg_miiaddr (.clk(wb_clk), .rst(wb_rst), .adr(wb_adr[7:2]), .wr_acc(wr_acc), + .dat_i(wb_dat_i), .dat_o(MIIADDRESS) ); wb_reg #(.ADDR(7),.DEFAULT(0)) - wb_reg_miidata (.clk(wb_clk), .rst(wb_rst), .adr(wb_adr[7:2]), .dat_i(wb_dat_i), .dat_o(CtrlData) ); + wb_reg_miidata (.clk(wb_clk), .rst(wb_rst), .adr(wb_adr[7:2]), .wr_acc(wr_acc), + .dat_i(wb_dat_i), .dat_o(CtrlData) ); // MIICOMMAND register - needs special treatment because of auto-resetting bits always @ (posedge wb_clk) if (wb_rst) MIICOMMAND <= 0; else - if (wr_acc & (wb_adr == 8'd8)) + if (wr_acc & (wb_adr[7:2] == 6'd8)) MIICOMMAND <= wb_dat_i; else begin @@ -129,7 +132,7 @@ module simple_gemac_wb .UpdateMIIRX_DATAReg(UpdateMIIRX_DATAReg) ); always @(posedge wb_clk) - case(wb_adr) + case(wb_adr[7:2]) 0 : wb_dat_o <= misc_settings; 1 : wb_dat_o <= ucast_addr[47:32]; 2 : wb_dat_o <= ucast_addr[31:0]; @@ -141,6 +144,6 @@ module simple_gemac_wb 8 : wb_dat_o <= MIICOMMAND; 9 : wb_dat_o <= MIISTATUS; 10: wb_dat_o <= MIIRX_DATA; - endcase // case (wb_adr) + endcase // case (wb_adr[7:2]) endmodule // simple_gemac_wb -- cgit v1.2.3