From 691bf904451bfe2e4c44ea05319149996abbbbf1 Mon Sep 17 00:00:00 2001
From: Alex Waterman <alexw@nvidia.com>
Date: Wed, 27 Jun 2018 14:45:07 -0700
Subject: gpu: nvgpu: unit: Add unit testing FW

Full documentation for this is in the unit testing
confluence page.

JIRA NVGPU-525
Bug 2261555

Change-Id: I463e6267eb0eb12b7313f8b275266e8faabe5ccf
Signed-off-by: Alex Waterman <alexw@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1683915
GVS: Gerrit_Virtual_Submit
Reviewed-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
---
 userspace/src/args.c | 134 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 134 insertions(+)
 create mode 100644 userspace/src/args.c

(limited to 'userspace/src/args.c')

diff --git a/userspace/src/args.c b/userspace/src/args.c
new file mode 100644
index 00000000..d91c6f6e
--- /dev/null
+++ b/userspace/src/args.c
@@ -0,0 +1,134 @@
+/*
+ * Copyright (c) 2018, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <getopt.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <unit/core.h>
+#include <unit/args.h>
+#include <unit/io.h>
+
+static struct option core_opts[] = {
+	{ "help",		0, NULL, 'h' },
+	{ "verbose",		0, NULL, 'v' },
+	{ "quiet",		0, NULL, 'q' },
+	{ "no-color",		0, NULL, 'C' },
+
+	{ "unit-load-path",	1, NULL, 'L' },
+
+	{ NULL,			0, NULL,  0  }
+};
+
+static const char *core_opts_str = "hvqCL:";
+
+void core_print_help(struct unit_fw *fw)
+{
+	const char **line, *help_msg[] = {
+"NvGpu Unit Testing FW. Basic usage\n",
+"\n",
+"  $ nvgpu_unit [options] <unit>\n",
+"\n",
+"Basic usage consists of one or more options and a particular unit test to\n",
+"execute.\n",
+"\n",
+"Available options are as follows:\n",
+"\n",
+"  -h, --help             Print this help message and exit.\n",
+"  -v, --verbose          Increment the verbosity level. Can be specified\n",
+"                         multiple times.\n",
+"  -q, --quiet            Set the verbose level back to 0.\n",
+"  -C, --no-color         Disable color printing; for example, if writing\n",
+"                         output to a file the color escape sequences will\n",
+"                         corrupt that file.\n",
+"  -L, --unit-load-path <PATH>\n",
+"                         Path to where the unit test libraries reside.\n",
+"\n",
+"Note: mandatory arguments to long arguments are mandatory for short\n",
+"arguments as well.\n",
+NULL
+	};
+
+	line = help_msg;
+	while (*line != NULL) {
+		core_msg(fw, "%s", *line);
+		line++;
+	}
+}
+
+static void set_arg_defaults(struct unit_fw_args *args)
+{
+	args->unit_load_path = DEFAULT_ARG_UNIT_LOAD_PATH;
+}
+
+/*
+ * Parse command line arguments.
+ */
+int core_parse_args(struct unit_fw *fw, int argc, char **argv)
+{
+	int c, opt_index;
+	struct unit_fw_args *args;
+
+	args = malloc(sizeof(*args));
+	if (!args)
+		return -1;
+
+	memset(args, 0, sizeof(*args));
+	set_arg_defaults(args);
+
+	fw->args = args;
+
+	while (1) {
+		c = getopt_long(argc, argv,
+				core_opts_str, core_opts, &opt_index);
+
+		if (c == -1)
+			break;
+
+		switch (c) {
+		case 'h':
+			args->help = true;
+			break;
+		case 'v':
+			args->verbose_lvl += 1;
+			break;
+		case 'q':
+			args->verbose_lvl = 0;
+			break;
+		case 'C':
+			args->no_color = true;
+			break;
+		case 'L':
+			args->unit_load_path = optarg;
+			break;
+		case '?':
+			args->help = true;
+			return -1;
+		default:
+			core_err(fw, "bug?!\n");
+			return -1;
+		}
+	}
+
+	return 0;
+}
-- 
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