Updated the DE2-115 50MHash SOF binary, and fixed a small bug in the …

…mine.tcl script.

README.md

@@ -21,7 +21,7 @@ Project Status
 --------------
 
 Project is fully functional and allows mining of Bitcoins both in a Pool and Solo.
-It can also support Namecoin mining with a minor modification (tested but not documented).
+It also supports Namecoins.
 
 **Current Performance:** 80 MHash/s
 

projects/DE2_115_Unoptimized_Pipelined/fpgaminer.qsf

@@ -49,7 +49,7 @@ set_global_assignment -name STRATIX_DEVICE_IO_STANDARD "2.5 V"
 set_location_assignment PIN_Y2 -to osc_clk
 set_instance_assignment -name IO_STANDARD "3.3-V LVTTL" -to osc_clk
 set_global_assignment -name ENABLE_SIGNALTAP OFF
-set_global_assignment -name POWER_PRESET_COOLING_SOLUTION "NO HEAT SINK WITH STILL AIR"
+set_global_assignment -name POWER_PRESET_COOLING_SOLUTION "23 MM HEAT SINK WITH 200 LFPM AIRFLOW"
 set_global_assignment -name POWER_BOARD_THERMAL_MODEL "NONE (CONSERVATIVE)"
 set_global_assignment -name ALLOW_ANY_RAM_SIZE_FOR_RECOGNITION ON
 set_global_assignment -name ALLOW_ANY_SHIFT_REGISTER_SIZE_FOR_RECOGNITION ON
@@ -75,4 +75,6 @@ set_global_assignment -name EDA_WRITE_NODES_FOR_POWER_ESTIMATION OFF -section_id
 set_global_assignment -name EDA_TEST_BENCH_DESIGN_INSTANCE_NAME moogerfoogin -section_id eda_simulation
 set_global_assignment -name POWER_USE_PVA OFF
 set_global_assignment -name POWER_DEFAULT_TOGGLE_RATE 65%
+set_global_assignment -name VERILOG_SHOW_LMF_MAPPING_MESSAGES OFF
+set_global_assignment -name VERILOG_MACRO "CONFIG_LOOP_LOG2=0"
 set_instance_assignment -name PARTITION_HIERARCHY root_partition -to | -section_id Top

scripts/mine/mine.tcl

@@ -145,7 +145,7 @@ proc submit_work {data nonce} {
 	set nonce [expr 0x$nonce]
 	#set nonce [expr {$nonce - 132}] # No longer need to re-adjust nonce, the FPGA takes care of that.
 	#puts "New nonce: $nonce"
-	set nonce [format %x $nonce]
+	set nonce [format %08x $nonce]
 	puts "New nonce hex: $nonce"
 
 	set hexdata1 [string range $data 0 151]

src/fpgaminer_top.v

@@ -34,7 +34,11 @@ module fpgaminer_top (osc_clk);
 	// And so on.
 	//
 	// Valid range: [0, 5]
+`ifdef CONFIG_LOOP_LOG2
+	parameter LOOP_LOG2 = `CONFIG_LOOP_LOG2;
+`else
 	parameter LOOP_LOG2 = 0;
+`endif
 
 	// No need to adjust these parameters
 	localparam [5:0] LOOP = (6'd1 << LOOP_LOG2);