diff --git a/hw/super6502_fpga/src/rtl/super_6502_fpga.sv b/hw/super6502_fpga/src/rtl/super_6502_fpga.sv
index 3c92268..8fa4b8d 100644
--- a/hw/super6502_fpga/src/rtl/super_6502_fpga.sv
+++ b/hw/super6502_fpga/src/rtl/super_6502_fpga.sv
@@ -38,7 +38,13 @@ module super6502_fpga(
output logic o_clk_phi2,
input i_sd_cmd,
- output o_sd_cmd
+ output o_sd_cmd,
+ output o_sd_cmd_oe,
+ input i_sd_dat,
+ output o_sd_dat,
+ output o_sd_dat_oe,
+ output o_sd_clk,
+ output o_sd_cs
);
@@ -69,6 +75,8 @@ assign sdram_ready = |w_sdr_state;
assign master_reset = pre_reset & sdram_ready;
+assign o_sd_cs = '1;
+
logic cpu0_AWVALID;
logic cpu0_AWREADY;
@@ -472,7 +480,9 @@ sd_controller_top u_sd_controller (
.s_apb_pslverr(sd_controller_apb_pslverr),
.i_sd_cmd(i_sd_cmd),
- .o_sd_cmd(o_sd_cmd)
+ .o_sd_cmd(o_sd_cmd),
+ .o_sd_cmd_oe(o_sd_cmd_oe),
+ .o_sd_clk(o_sd_clk)
);
endmodule
\ No newline at end of file
diff --git a/hw/super6502_fpga/src/sim/hvl/sim_top.sv b/hw/super6502_fpga/src/sim/hvl/sim_top.sv
index c4c29c8..94a10bb 100644
--- a/hw/super6502_fpga/src/sim/hvl/sim_top.sv
+++ b/hw/super6502_fpga/src/sim/hvl/sim_top.sv
@@ -59,9 +59,10 @@ logic w_cpu0_rdy;
logic w_cpu0_irqb;
logic w_cpu0_we;
logic w_cpu0_sync;
+logic w_clk_phi2;
cpu_65c02 u_cpu0 (
- .phi2 (clk_cpu),
+ .phi2 (w_clk_phi2),
.reset (~w_cpu0_reset),
.AB (w_cpu0_addr),
.RDY (w_cpu0_rdy),
@@ -111,6 +112,18 @@ generate
end
endgenerate
+
+// potential sd card sim here?
+
+logic i_sd_cmd;
+logic o_sd_cmd;
+logic o_sd_cmd_oe;
+logic i_sd_dat;
+logic o_sd_dat;
+logic i_sd_dat_oe;
+logic o_sd_clk;
+logic o_sd_cs;
+
super6502_fpga u_dut (
.i_sysclk (clk_100),
.i_sdrclk (clk_200),
@@ -127,6 +140,7 @@ super6502_fpga u_dut (
.o_cpu0_irqb (w_cpu0_irqb),
.i_cpu0_rwb (~w_cpu0_we),
.i_cpu0_sync (w_cpu0_sync),
+ .o_clk_phi2 (w_clk_phi2),
.o_sdr_CKE (w_sdr_CKE),
.o_sdr_n_CS (w_sdr_n_CS),
@@ -138,7 +152,16 @@ super6502_fpga u_dut (
.i_sdr_DATA (w_sdr_DQ),
.o_sdr_DATA (w_sdr_DATA),
.o_sdr_DATA_oe (w_sdr_DATA_oe),
- .o_sdr_DQM (w_sdr_DQM)
+ .o_sdr_DQM (w_sdr_DQM),
+
+ .i_sd_cmd (i_sd_cmd),
+ .o_sd_cmd (o_sd_cmd),
+ .o_sd_cmd_oe (o_sd_cmd_oe),
+ .i_sd_dat (i_sd_dat),
+ .o_sd_dat (o_sd_dat),
+ .o_sd_dat_oe (o_sd_dat_oe),
+ .o_sd_clk (o_sd_clk),
+ .o_sd_cs (o_sd_cs)
);
diff --git a/hw/super6502_fpga/src/sub/sd_controller b/hw/super6502_fpga/src/sub/sd_controller
index cb68857..fc2813b 160000
--- a/hw/super6502_fpga/src/sub/sd_controller
+++ b/hw/super6502_fpga/src/sub/sd_controller
@@ -1 +1 @@
-Subproject commit cb68857a7c40822c412f287729972755246f3283
+Subproject commit fc2813b809e2fd25e0ce55e73aad9ce05cb603fb
diff --git a/hw/super6502_fpga/super6502_fpga.peri.xml b/hw/super6502_fpga/super6502_fpga.peri.xml
index 2141ac8..b9051f9 100644
--- a/hw/super6502_fpga/super6502_fpga.peri.xml
+++ b/hw/super6502_fpga/super6502_fpga.peri.xml
@@ -282,7 +282,22 @@
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diff --git a/hw/super6502_fpga/super6502_fpga.xml b/hw/super6502_fpga/super6502_fpga.xml
index f683a03..0b88aab 100644
--- a/hw/super6502_fpga/super6502_fpga.xml
+++ b/hw/super6502_fpga/super6502_fpga.xml
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\ No newline at end of file