video_osd: Add osd sandbox driver and tests

Add sandbox driver and tests for the new OSD uclass.

Signed-off-by: Mario Six <mario.six@gdsys.cc>
Reviewed-by: Simon Glass <sjg@chromium.org>

2 files changed, 211 insertions, 0 deletions

diff --git a/test/dm/Makefile b/test/dm/Makefile
index 8b1ba915d01..16033271f8d 100644
--- a/test/dm/Makefile
+++ b/test/dm/Makefile
@@ -22,6 +22,7 @@ obj-$(CONFIG_LED) += led.o
 obj-$(CONFIG_DM_MAILBOX) += mailbox.o
 obj-$(CONFIG_DM_MMC) += mmc.o
 obj-y += ofnode.o
+obj-$(CONFIG_OSD) += osd.o
 obj-$(CONFIG_DM_PCI) += pci.o
 obj-$(CONFIG_PHY) += phy.o
 obj-$(CONFIG_POWER_DOMAIN) += power-domain.o
diff --git a/test/dm/osd.c b/test/dm/osd.c
new file mode 100644
index 00000000000..6910690b3a9
--- /dev/null
+++ b/test/dm/osd.c
@@ -0,0 +1,210 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2018
+ * Mario Six, Guntermann & Drunck GmbH, mario.six@gdsys.cc
+ */
+
+#include <common.h>
+#include <display_options.h>
+#include <dm.h>
+#include <dm/test.h>
+#include <test/ut.h>
+#include <video_osd.h>
+#include <asm/test.h>
+
+#include "../../drivers/video/sandbox_osd.h"
+
+const uint memsize = 2 * 10 * 10;
+
+static void split(u8 *mem, uint size, u8 *text, u8 *colors)
+{
+	int i;
+	u16 *p = (u16 *)mem;
+
+	for (i = 0; i < size; i++) {
+		colors[i] = p[i] % 0x100;
+		text[i] = p[i] / 0x100;
+	}
+}
+
+static void print_mem(u8 *mem, uint width, uint height)
+{
+	const uint memsize = 2 * 10 * 10;
+	u8 colors[memsize / 2];
+	u8 text[memsize / 2];
+	int i;
+
+	split(mem, memsize / 2, text, colors);
+
+	for (i = 0; i < width * height; i++) {
+		printf("%c", text[i]);
+		if (i > 0 && ((i + 1) % width) == 0)
+			printf("\n");
+	}
+
+	printf("\n");
+
+	for (i = 0; i < width * height; i++) {
+		printf("%c", colors[i]);
+		if (i > 0 && ((i + 1) % width) == 0)
+			printf("\n");
+	}
+}
+
+static int dm_test_osd_basics(struct unit_test_state *uts)
+{
+	struct udevice *dev;
+	u8 mem[memsize + 1];
+	u8 colors[memsize / 2];
+	u8 text[memsize / 2];
+	struct video_osd_info info;
+
+	ut_assertok(uclass_first_device_err(UCLASS_VIDEO_OSD, &dev));
+
+	video_osd_get_info(dev, &info);
+
+	ut_asserteq(10, info.width);
+	ut_asserteq(10, info.height);
+	ut_asserteq(1, info.major_version);
+	ut_asserteq(0, info.minor_version);
+
+	ut_assertok(sandbox_osd_get_mem(dev, mem, memsize));
+	split(mem, memsize / 2, text, colors);
+
+	ut_assertok(memcmp(text, "          "
+				 "          "
+				 "          "
+				 "          "
+				 "          "
+				 "          "
+				 "          "
+				 "          "
+				 "          "
+				 "          ", memsize / 2));
+
+	ut_assertok(memcmp(colors, "kkkkkkkkkk"
+				   "kkkkkkkkkk"
+				   "kkkkkkkkkk"
+				   "kkkkkkkkkk"
+				   "kkkkkkkkkk"
+				   "kkkkkkkkkk"
+				   "kkkkkkkkkk"
+				   "kkkkkkkkkk"
+				   "kkkkkkkkkk"
+				   "kkkkkkkkkk", memsize / 2));
+
+	print_mem(mem, 10, 10);
+
+	ut_assertok(video_osd_print(dev, 1, 1, COLOR_RED, "Blah"));
+
+	ut_assertok(sandbox_osd_get_mem(dev, mem, memsize));
+	split(mem, memsize / 2, text, colors);
+
+	ut_assertok(memcmp(text, "          "
+				 " Blah     "
+				 "          "
+				 "          "
+				 "          "
+				 "          "
+				 "          "
+				 "          "
+				 "          "
+				 "          ", memsize / 2));
+
+	ut_assertok(memcmp(colors, "kkkkkkkkkk"
+				   "krrrrkkkkk"
+				   "kkkkkkkkkk"
+				   "kkkkkkkkkk"
+				   "kkkkkkkkkk"
+				   "kkkkkkkkkk"
+				   "kkkkkkkkkk"
+				   "kkkkkkkkkk"
+				   "kkkkkkkkkk"
+				   "kkkkkkkkkk", memsize / 2));
+
+	print_mem(mem, 10, 10);
+
+	return 0;
+}
+
+DM_TEST(dm_test_osd_basics, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+static int dm_test_osd_extended(struct unit_test_state *uts)
+{
+	struct udevice *dev;
+	u8 mem[memsize + 1];
+	u8 colors[memsize / 2];
+	u8 text[memsize / 2];
+	struct video_osd_info info;
+	u16 val;
+
+	ut_assertok(uclass_first_device_err(UCLASS_VIDEO_OSD, &dev));
+
+	ut_assertok(video_osd_set_size(dev, 20, 5));
+
+	video_osd_get_info(dev, &info);
+
+	ut_asserteq(20, info.width);
+	ut_asserteq(5, info.height);
+	ut_asserteq(1, info.major_version);
+	ut_asserteq(0, info.minor_version);
+
+	ut_assertok(sandbox_osd_get_mem(dev, mem, memsize));
+	split(mem, memsize / 2, text, colors);
+
+	ut_assertok(memcmp(text, "                    "
+				 "                    "
+				 "                    "
+				 "                    "
+				 "                    ", memsize / 2));
+
+	ut_assertok(memcmp(colors, "kkkkkkkkkkkkkkkkkkkk"
+				   "kkkkkkkkkkkkkkkkkkkk"
+				   "kkkkkkkkkkkkkkkkkkkk"
+				   "kkkkkkkkkkkkkkkkkkkk"
+				   "kkkkkkkkkkkkkkkkkkkk", memsize / 2));
+
+	print_mem(mem, 20, 5);
+
+	/* Draw green border */
+	val = '-' * 0x100 + 'g';
+	ut_assertok(video_osd_set_mem(dev, 1, 0, (u8 *)&val, 2, 18));
+	ut_assertok(video_osd_set_mem(dev, 1, 4, (u8 *)&val, 2, 18));
+	ut_assertok(video_osd_print(dev, 0, 1, COLOR_GREEN, "|"));
+	ut_assertok(video_osd_print(dev, 0, 2, COLOR_GREEN, "|"));
+	ut_assertok(video_osd_print(dev, 0, 3, COLOR_GREEN, "|"));
+	ut_assertok(video_osd_print(dev, 19, 1, COLOR_GREEN, "|"));
+	ut_assertok(video_osd_print(dev, 19, 2, COLOR_GREEN, "|"));
+	ut_assertok(video_osd_print(dev, 19, 3, COLOR_GREEN, "|"));
+	ut_assertok(video_osd_print(dev, 0, 0, COLOR_GREEN, "+"));
+	ut_assertok(video_osd_print(dev, 19, 0, COLOR_GREEN, "+"));
+	ut_assertok(video_osd_print(dev, 19, 4, COLOR_GREEN, "+"));
+	ut_assertok(video_osd_print(dev, 0, 4, COLOR_GREEN, "+"));
+
+	/* Add menu caption and entries */
+	ut_assertok(video_osd_print(dev, 5, 0, COLOR_GREEN, " OSD menu "));
+	ut_assertok(video_osd_print(dev, 2, 1, COLOR_BLUE, " *  Entry 1"));
+	ut_assertok(video_osd_print(dev, 2, 2, COLOR_BLUE, "(*) Entry 2"));
+	ut_assertok(video_osd_print(dev, 2, 3, COLOR_BLUE, " *  Entry 3"));
+
+	ut_assertok(sandbox_osd_get_mem(dev, mem, memsize));
+	split(mem, memsize / 2, text, colors);
+
+	print_mem(mem, 20, 5);
+
+	ut_assertok(memcmp(text, "+---- OSD menu ----+"
+				 "|  *  Entry 1      |"
+				 "| (*) Entry 2      |"
+				 "|  *  Entry 3      |"
+				 "+------------------+", memsize / 2));
+
+	ut_assertok(memcmp(colors, "gggggggggggggggggggg"
+				   "gkbbbbbbbbbbbkkkkkkg"
+				   "gkbbbbbbbbbbbkkkkkkg"
+				   "gkbbbbbbbbbbbkkkkkkg"
+				   "gggggggggggggggggggg", memsize / 2));
+
+	return 0;
+}
+
+DM_TEST(dm_test_osd_extended, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);