[rom,e2e] Add a test for the chip_info

The chip_info became broken without anyone realizing because it
was untested. This test ensures that at least the chip info is
filled and has the expected version.

Signed-off-by: Amaury Pouly <[email protected]>

Author: pamaury

sw/device/silicon_creator/rom/e2e/BUILD

@@ -472,3 +472,16 @@ opentitan_test(
         "//sw/device/silicon_creator/lib/drivers:rstmgr",
     ],
 )
+
+opentitan_test(
+    name = "rom_e2e_chip_info",
+    srcs = ["chip_info_test.c"],
+    exec_env = {
+        "//hw/top_earlgrey:fpga_cw310_rom_with_fake_keys": None,
+        "//hw/top_earlgrey:fpga_cw340_rom_with_fake_keys": None,
+    },
+    deps = [
+        "//sw/device/lib/testing/test_framework:ottf_main",
+        "//sw/device/silicon_creator/lib:chip_info",
+    ],
+)

sw/device/silicon_creator/rom/e2e/chip_info_test.c

@@ -0,0 +1,20 @@
+// Copyright lowRISC contributors (OpenTitan project).
+// Licensed under the Apache License, Version 2.0, see LICENSE for details.
+// SPDX-License-Identifier: Apache-2.0
+
+#include <stdbool.h>
+
+#include "sw/device/lib/testing/test_framework/ottf_main.h"
+#include "sw/device/silicon_creator/lib/chip_info.h"
+
+OTTF_DEFINE_TEST_CONFIG();
+
+bool test_main(void) {
+  chip_info_t *chip_info = (chip_info_t *)&_chip_info_start;
+  LOG_INFO("Chip Info");
+  LOG_INFO("  Version: %x", chip_info->version);
+  LOG_INFO("   SCM lo: %x", chip_info->scm_revision.scm_revision_low);
+  LOG_INFO("   SCM hi: %x", chip_info->scm_revision.scm_revision_high);
+
+  return chip_info->version == kChipInfoVersion1;
+}