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-rw-r--r--testhal/STM32/STM32F7xx/USB_CDC/Makefile7
1 files changed, 6 insertions, 1 deletions
diff --git a/testhal/STM32/STM32F7xx/USB_CDC/Makefile b/testhal/STM32/STM32F7xx/USB_CDC/Makefile
index 926096a14..8a5a9a774 100644
--- a/testhal/STM32/STM32F7xx/USB_CDC/Makefile
+++ b/testhal/STM32/STM32F7xx/USB_CDC/Makefile
@@ -74,6 +74,11 @@ ifeq ($(USE_FPU),)
USE_FPU = no
endif
+# FPU-related options.
+ifeq ($(USE_FPU_OPT),)
+ USE_FPU_OPT = -mfloat-abi=$(USE_FPU) -mfpu=fpv5-sp-d16 -fsingle-precision-constant
+endif
+
#
# Architecture or project specific options
##############################################################################
@@ -160,7 +165,7 @@ INCDIR = $(CHIBIOS)/os/license \
# Compiler settings
#
-MCU = cortex-m4
+MCU = cortex-m7
#TRGT = arm-elf-
TRGT = arm-none-eabi-
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 03:15:59 +0000
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`timescale 1ns / 1ps

module testbench;
	parameter integer AREG = 1;
	parameter integer BREG = 1;
	parameter integer CREG = 1;
	parameter integer MREG = 1;
	parameter integer PREG = 1;
	parameter integer CARRYINREG = 1;
	parameter integer CARRYINSELREG = 1;
	parameter integer OPMODEREG = 1;
	parameter integer SUBTRACTREG = 1;
	parameter B_INPUT = "DIRECT";
	parameter LEGACY_MODE = "NONE";

	reg CLK;
	reg CEA, CEB, CEC, CEM, CEP, CECARRYIN, CECINSUB, CECTRL;
	reg RSTA, RSTB, RSTC, RSTM, RSTP, RSTCARRYIN, RSTCTRL;
	reg [17:0] A;
	reg [17:0] B;
	reg [47:0] C;
	reg [17:0] BCIN;
	reg [47:0] PCIN;
	reg CARRYIN;
	reg [6:0] OPMODE;
	reg SUBTRACT;
	reg [1:0] CARRYINSEL;

	output [47:0] P, REF_P;
	output [17:0] BCOUT, REF_BCOUT;
	output [47:0] PCOUT, REF_PCOUT;

	integer errcount = 0;

	reg ERROR_FLAG = 0;

	task clkcycle;
		begin
			#5;
			CLK = ~CLK;
			#10;
			CLK = ~CLK;
			#2;
			ERROR_FLAG = 0;
			if (REF_BCOUT !== BCOUT) begin
				$display("ERROR at %1t: REF_BCOUT=%b UUT_BCOUT=%b DIFF=%b", $time, REF_BCOUT, BCOUT, REF_BCOUT ^ BCOUT);
				errcount = errcount + 1;
				ERROR_FLAG = 1;
			end
			if (REF_P !== P) begin
				$display("ERROR at %1t: REF_P=%b UUT_P=%b DIFF=%b", $time, REF_P, P, REF_P ^ P);
				errcount = errcount + 1;
				ERROR_FLAG = 1;
			end
			if (REF_PCOUT !== PCOUT) begin
				$display("ERROR at %1t: REF_PCOUT=%b UUT_PCOUT=%b DIFF=%b", $time, REF_PCOUT, PCOUT, REF_PCOUT ^ PCOUT);
				errcount = errcount + 1;
				ERROR_FLAG = 1;
			end
			#3;
		end
	endtask

	reg config_valid = 0;
	task drc;
		begin
			config_valid = 1;

			if (OPMODE[1:0] == 2'b10 && PREG != 1) config_valid = 0;
			if (OPMODE[1:0] == 2'b00 && CARRYINSEL == 2'b10) config_valid = 0;
			if (OPMODE[1:0] == 2'b10 && CARRYINSEL == 2'b10) config_valid = 0;