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-rwxr-xr-xusrp2/top/u2_core/u2_core.v18
-rw-r--r--usrp2/top/u2_core/u2_core_udp.v15
-rw-r--r--usrp2/top/u2_rev3/Makefile1
-rw-r--r--usrp2/top/u2_rev3/Makefile.udp1
4 files changed, 20 insertions, 15 deletions
diff --git a/usrp2/top/u2_core/u2_core.v b/usrp2/top/u2_core/u2_core.v
index c2e1bab63..7625e1c59 100755
--- a/usrp2/top/u2_core/u2_core.v
+++ b/usrp2/top/u2_core/u2_core.v
@@ -277,8 +277,9 @@ module u2_core
// ///////////////////////////////////////////////////////////////////
// RAM Loader
- wire [31:0] ram_loader_dat, iwb_dat;
- wire [15:0] ram_loader_adr, iwb_adr;
+ wire [31:0] ram_loader_dat, if_dat;
+ wire [15:0] ram_loader_adr;
+ wire [14:0] if_adr;
wire [3:0] ram_loader_sel;
wire ram_loader_stb, ram_loader_we, ram_loader_ack;
wire iwb_ack, iwb_stb;
@@ -302,8 +303,8 @@ module u2_core
aeMB_core_BE #(.ISIZ(16),.DSIZ(16),.MUL(0),.BSF(1))
aeMB (.sys_clk_i(wb_clk), .sys_rst_i(wb_rst),
// Instruction Wishbone bus to I-RAM
- .iwb_stb_o(iwb_stb),.iwb_adr_o(iwb_adr),
- .iwb_dat_i(iwb_dat),.iwb_ack_i(iwb_ack),
+ .if_adr(if_adr),
+ .if_dat(if_dat),
// Data Wishbone bus to system bus fabric
.dwb_we_o(m0_we),.dwb_stb_o(m0_stb),.dwb_dat_o(m0_dat_i),.dwb_adr_o(m0_adr),
.dwb_dat_i(m0_dat_o),.dwb_ack_i(m0_ack),.dwb_sel_o(m0_sel),.dwb_cyc_o(m0_cyc),
@@ -317,7 +318,7 @@ module u2_core
// I-port connects directly to processor and ram loader
wire flush_icache;
- ram_harv_cache #(.AWIDTH(15),.RAM_SIZE(RAM_SIZE),.ICWIDTH(7),.DCWIDTH(6))
+ ram_harvard #(.AWIDTH(15),.RAM_SIZE(RAM_SIZE),.ICWIDTH(7),.DCWIDTH(6))
sys_ram(.wb_clk_i(wb_clk),.wb_rst_i(wb_rst),
.ram_loader_adr_i(ram_loader_adr[14:0]), .ram_loader_dat_i(ram_loader_dat),
@@ -325,8 +326,8 @@ module u2_core
.ram_loader_we_i(ram_loader_we), .ram_loader_ack_o(ram_loader_ack),
.ram_loader_done_i(ram_loader_done),
- .iwb_adr_i(iwb_adr[14:0]), .iwb_stb_i(iwb_stb),
- .iwb_dat_o(iwb_dat), .iwb_ack_o(iwb_ack),
+ .if_adr(if_adr),
+ .if_data(if_dat),
.dwb_adr_i(s0_adr[14:0]), .dwb_dat_i(s0_dat_o), .dwb_dat_o(s0_dat_i),
.dwb_we_i(s0_we), .dwb_ack_o(s0_ack), .dwb_stb_i(s0_stb), .dwb_sel_i(s0_sel),
@@ -701,7 +702,8 @@ module u2_core
{ wr2_flags, rd2_flags },
{ GMII_TX_EN,3'd0, wr2_ready_i, wr2_ready_o, rd2_ready_i, rd2_ready_o } };
- assign debug_gpio_0 = debug_mac; //eth_mac_debug;
+ assign debug_gpio_0 = 0;
+ //debug_mac; //eth_mac_debug;
assign debug_gpio_1 = 0;
endmodule // u2_core
diff --git a/usrp2/top/u2_core/u2_core_udp.v b/usrp2/top/u2_core/u2_core_udp.v
index 428a40ad2..2905e7650 100644
--- a/usrp2/top/u2_core/u2_core_udp.v
+++ b/usrp2/top/u2_core/u2_core_udp.v
@@ -279,8 +279,9 @@ module u2_core
// ///////////////////////////////////////////////////////////////////
// RAM Loader
- wire [31:0] ram_loader_dat, iwb_dat;
- wire [15:0] ram_loader_adr, iwb_adr;
+ wire [31:0] ram_loader_dat, if_dat;
+ wire [15:0] ram_loader_adr;
+ wire [14:0] if_adr;
wire [3:0] ram_loader_sel;
wire ram_loader_stb, ram_loader_we, ram_loader_ack;
wire iwb_ack, iwb_stb;
@@ -304,8 +305,8 @@ module u2_core
aeMB_core_BE #(.ISIZ(16),.DSIZ(16),.MUL(0),.BSF(1))
aeMB (.sys_clk_i(wb_clk), .sys_rst_i(wb_rst),
// Instruction Wishbone bus to I-RAM
- .iwb_stb_o(iwb_stb),.iwb_adr_o(iwb_adr),
- .iwb_dat_i(iwb_dat),.iwb_ack_i(iwb_ack),
+ .if_adr(if_adr),
+ .if_dat(if_dat),
// Data Wishbone bus to system bus fabric
.dwb_we_o(m0_we),.dwb_stb_o(m0_stb),.dwb_dat_o(m0_dat_i),.dwb_adr_o(m0_adr),
.dwb_dat_i(m0_dat_o),.dwb_ack_i(m0_ack),.dwb_sel_o(m0_sel),.dwb_cyc_o(m0_cyc),
@@ -319,7 +320,7 @@ module u2_core
// I-port connects directly to processor and ram loader
wire flush_icache;
- ram_harv_cache #(.AWIDTH(15),.RAM_SIZE(RAM_SIZE),.ICWIDTH(7),.DCWIDTH(6))
+ ram_harvard #(.AWIDTH(15),.RAM_SIZE(RAM_SIZE),.ICWIDTH(7),.DCWIDTH(6))
sys_ram(.wb_clk_i(wb_clk),.wb_rst_i(wb_rst),
.ram_loader_adr_i(ram_loader_adr[14:0]), .ram_loader_dat_i(ram_loader_dat),
@@ -327,8 +328,8 @@ module u2_core
.ram_loader_we_i(ram_loader_we), .ram_loader_ack_o(ram_loader_ack),
.ram_loader_done_i(ram_loader_done),
- .iwb_adr_i(iwb_adr[14:0]), .iwb_stb_i(iwb_stb),
- .iwb_dat_o(iwb_dat), .iwb_ack_o(iwb_ack),
+ .if_adr(if_adr),
+ .if_data(if_dat),
.dwb_adr_i(s0_adr[14:0]), .dwb_dat_i(s0_dat_o), .dwb_dat_o(s0_dat_i),
.dwb_we_i(s0_we), .dwb_ack_o(s0_ack), .dwb_stb_i(s0_stb), .dwb_sel_i(s0_sel),
diff --git a/usrp2/top/u2_rev3/Makefile b/usrp2/top/u2_rev3/Makefile
index 7eedf5e7f..541f3264f 100644
--- a/usrp2/top/u2_rev3/Makefile
+++ b/usrp2/top/u2_rev3/Makefile
@@ -66,6 +66,7 @@ control_lib/mux4.v \
control_lib/mux8.v \
control_lib/nsgpio.v \
control_lib/ram_2port.v \
+control_lib/ram_harvard.v \
control_lib/ram_harv_cache.v \
control_lib/ram_loader.v \
control_lib/setting_reg.v \
diff --git a/usrp2/top/u2_rev3/Makefile.udp b/usrp2/top/u2_rev3/Makefile.udp
index e445fe3b2..fa94c7bd1 100644
--- a/usrp2/top/u2_rev3/Makefile.udp
+++ b/usrp2/top/u2_rev3/Makefile.udp
@@ -66,6 +66,7 @@ control_lib/mux4.v \
control_lib/mux8.v \
control_lib/nsgpio.v \
control_lib/ram_2port.v \
+control_lib/ram_harvard.v \
control_lib/ram_harv_cache.v \
control_lib/ram_loader.v \
control_lib/setting_reg.v \