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-rw-r--r--src/tb/tb_modexp.v398
1 files changed, 392 insertions, 6 deletions
diff --git a/src/tb/tb_modexp.v b/src/tb/tb_modexp.v
index 542d85e..23e9f13 100644
--- a/src/tb/tb_modexp.v
+++ b/src/tb/tb_modexp.v
@@ -1113,6 +1113,390 @@ module tb_modexp();
//----------------------------------------------------------------
+ // e65537_1024bit_modulus()
+ //
+ // Task that tests modexp with small exponent and
+ // 2048 bit modulus.
+ //----------------------------------------------------------------
+ task e65537_1024bit_modulus();
+ reg [31 : 0] read_data;
+ begin
+ success = 32'h1;
+ tc_ctr = tc_ctr + 1;
+ $display("Test with e = 65537 and 1024 bit modulus.");
+
+ write_word({GENERAL_PREFIX, ADDR_EXPONENT_PTR_RST}, 32'h00000000);
+ write_word({GENERAL_PREFIX, ADDR_EXPONENT_DATA}, 32'h00010001);
+
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_PTR_RST}, 32'h00000000);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'h00000000);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+
+
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_PTR_RST}, 32'h00000000);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'h00000000);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+
+ write_word({GENERAL_PREFIX, ADDR_EXPONENT_LENGTH}, 32'h00000001);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_LENGTH}, 32'h00000021);
+
+ start_test_cycle_ctr();
+
+ // Start processing and wait for ready.
+ write_word({GENERAL_PREFIX, ADDR_CTRL}, 32'h00000001);
+ wait_ready();
+
+ stop_test_cycle_ctr();
+
+ write_word({GENERAL_PREFIX, ADDR_RESULT_PTR_RST}, 32'h00000000);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h00000000, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h45d55343, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'ha0971add, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h45d55343, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'ha0971add, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h45d55343, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'ha0971add, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h45d55343, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'ha0971add, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h45d55343, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'ha0971add, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h45d55343, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'ha0971add, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h45d55343, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'ha0971add, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h45d55343, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'ha0971add, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h45d55343, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'ha0971add, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h45d55343, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'ha0971add, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h45d55343, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'ha0971add, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h45d55343, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'ha0971add, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h45d55343, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'ha0971add, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h45d55343, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'ha0971add, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h45d55343, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'ha0971add, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h45d55343, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'ha0971add, read_data);
+
+ if (success !== 1)
+ begin
+ $display("*** ERROR: e65537_1024bit_modulus was NOT successful.");
+ error_ctr = error_ctr + 1;
+ end
+ else
+ $display("*** e65537_1024bit_modulus success.");
+ end
+ endtask // e65537_1024bit_modulus
+
+
+ //----------------------------------------------------------------
+ // e65537_2048bit_modulus()
+ //
+ // Task that tests modexp with small exponent and
+ // 2048 bit modulus.
+ //----------------------------------------------------------------
+ task e65537_2048bit_modulus();
+ reg [31 : 0] read_data;
+ begin
+ success = 32'h1;
+ tc_ctr = tc_ctr + 1;
+ $display("Test with e = 65537 and 2048 bit modulus.");
+
+ write_word({GENERAL_PREFIX, ADDR_EXPONENT_PTR_RST}, 32'h00000000);
+ write_word({GENERAL_PREFIX, ADDR_EXPONENT_DATA}, 32'h00010001);
+
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_PTR_RST}, 32'h00000000);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'h00000000);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_DATA}, 32'hffeeffef);
+
+
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_PTR_RST}, 32'h00000000);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'h00000000);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hffaabbcc);
+ write_word({GENERAL_PREFIX, ADDR_MESSAGE_DATA}, 32'hddeeffff);
+
+ write_word({GENERAL_PREFIX, ADDR_EXPONENT_LENGTH}, 32'h00000001);
+ write_word({GENERAL_PREFIX, ADDR_MODULUS_LENGTH}, 32'h00000041);
+
+ start_test_cycle_ctr();
+
+ // Start processing and wait for ready.
+ write_word({GENERAL_PREFIX, ADDR_CTRL}, 32'h00000001);
+ wait_ready();
+
+ stop_test_cycle_ctr();
+
+ write_word({GENERAL_PREFIX, ADDR_RESULT_PTR_RST}, 32'h00000000);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h00000000, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'h1662df7d, read_data);
+ read_word({GENERAL_PREFIX, ADDR_RESULT_DATA}); read_data = tb_read_data; success = success & assertEquals(32'hcbe66eb1, read_data);
+
+ if (success !== 1)
+ begin
+ $display("*** ERROR: e65537_2048bit_modulus was NOT successful.");
+ error_ctr = error_ctr + 1;
+ end
+ else
+ $display("*** e65537_2048bit_modulus success.");
+ end
+ endtask // e65537_2048bit_modulus
+
+
+ //----------------------------------------------------------------
// rob_dec_1024()
//
// Task that tests modexp with 1024 bit decipher/sign with
@@ -1490,12 +1874,14 @@ module tb_modexp();
// tc3();
// autogenerated_BASIC_33bit();
// autogenerated_BASIC_128bit();
- e64bit_64bit_modulus();
- e65537_64bit_modulus();
- e65537_64bit_modulus_elength();
- e65537_128bit_modulus();
- e65537_256bit_modulus();
-
+// e64bit_64bit_modulus();
+// e65537_64bit_modulus();
+// e65537_64bit_modulus_elength();
+// e65537_128bit_modulus();
+// e65537_256bit_modulus();
+// e65537_1024bit_modulus();
+ e65537_2048bit_modulus();
+// e65537_2048bit_modulus();
// rob_dec_1024();
// rob_enc_1024();
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-23 14:21:36 +0000