test/print_ut.c - u-boot - Git at Google


            
            // SPDX-License-Identifier: GPL-2.0+

            
            /*

            
             * Copyright (c) 2012, The Chromium Authors

            
             */


            #include <common.h>

            
            #include <command.h>

            
            #include <efi_api.h>

            
            #include <display_options.h>

            
            #include <log.h>

            
            #include <mapmem.h>

            
            #include <version.h>

            
            #include <test/suites.h>

            
            #include <test/test.h>

            
            #include <test/ut.h>


            #define BUF_SIZE	0x100


            #define FAKE_BUILD_TAG	"jenkins-u-boot-denx_uboot_dm-master-build-aarch64" \

            
            			"and a lot more text to come"


            /* Declare a new print test */

            
            #define PRINT_TEST(_name, _flags)	UNIT_TEST(_name, _flags, print_test)


            #if CONFIG_IS_ENABLED(LIB_UUID)

            
            /* Test printing GUIDs */

            
            static int print_guid(struct unit_test_state *uts)

            
            {

            
            	unsigned char guid[16] = {

            
            		1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16

            
            	};

            
            	char str[40];


            	sprintf(str, "%pUb", guid);

            
            	ut_assertok(strcmp("01020304-0506-0708-090a-0b0c0d0e0f10", str));

            
            	sprintf(str, "%pUB", guid);

            
            	ut_assertok(strcmp("01020304-0506-0708-090A-0B0C0D0E0F10", str));

            
            	sprintf(str, "%pUl", guid);

            
            	ut_assertok(strcmp("04030201-0605-0807-090a-0b0c0d0e0f10", str));

            
            	sprintf(str, "%pUL", guid);

            
            	ut_assertok(strcmp("04030201-0605-0807-090A-0B0C0D0E0F10", str));


            	return 0;

            
            }

            
            PRINT_TEST(print_guid, 0);

            
            #endif


            #if CONFIG_IS_ENABLED(EFI_LOADER) && !defined(API_BUILD)

            
            /* Test efi_loader specific printing */

            
            static int print_efi_ut(struct unit_test_state *uts)

            
            {

            
            	char str[10];

            
            	u8 buf[sizeof(struct efi_device_path_sd_mmc_path) +

            
            	       sizeof(struct efi_device_path)];

            
            	u8 *pos = buf;

            
            	struct efi_device_path *dp_end;

            
            	struct efi_device_path_sd_mmc_path *dp_sd =

            
            			(struct efi_device_path_sd_mmc_path *)pos;


            	/* Create a device path for an SD card */

            
            	dp_sd->dp.type = DEVICE_PATH_TYPE_MESSAGING_DEVICE;

            
            	dp_sd->dp.sub_type = DEVICE_PATH_SUB_TYPE_MSG_SD;

            
            	dp_sd->dp.length = sizeof(struct efi_device_path_sd_mmc_path);

            
            	dp_sd->slot_number = 3;

            
            	pos += sizeof(struct efi_device_path_sd_mmc_path);

            
            	/* Append end node */

            
            	dp_end = (struct efi_device_path *)pos;

            
            	dp_end->type = DEVICE_PATH_TYPE_END;

            
            	dp_end->sub_type = DEVICE_PATH_SUB_TYPE_END;

            
            	dp_end->length = sizeof(struct efi_device_path);


            	snprintf(str, sizeof(str), "_%pD_", buf);

            
            	ut_assertok(strcmp("_/SD(3)_", str));


            	/* NULL device path */

            
            	snprintf(str, sizeof(str), "_%pD_", NULL);

            
            	ut_assertok(strcmp("_<NULL>_", str));


            	return 0;

            
            }

            
            PRINT_TEST(print_efi_ut, 0);

            
            #endif


            static int print_printf(struct unit_test_state *uts)

            
            {

            
            	char big_str[400];

            
            	int big_str_len;

            
            	char str[10], *s;

            
            	int len;


            	snprintf(str, sizeof(str), "testing");

            
            	ut_assertok(strcmp("testing", str));


            	snprintf(str, sizeof(str), "testing but too long");

            
            	ut_assertok(strcmp("testing b", str));


            	snprintf(str, 1, "testing none");

            
            	ut_assertok(strcmp("", str));


            	*str = 'x';

            
            	snprintf(str, 0, "testing none");

            
            	ut_asserteq('x', *str);


            	sprintf(big_str, "_%ls_", L"foo");

            
            	ut_assertok(strcmp("_foo_", big_str));


            	/* Test the banner function */

            
            	s = display_options_get_banner(true, str, sizeof(str));

            
            	ut_asserteq_ptr(str, s);

            
            	ut_assertok(strcmp("\n\nU-Boo\n\n", s));


            	/* Assert that we do not overwrite memory before the buffer */

            
            	str[0] = '`';

            
            	s = display_options_get_banner(true, str + 1, 1);

            
            	ut_asserteq_ptr(str + 1, s);

            
            	ut_assertok(strcmp("`", str));


            	str[0] = '~';

            
            	s = display_options_get_banner(true, str + 1, 2);

            
            	ut_asserteq_ptr(str + 1, s);

            
            	ut_assertok(strcmp("~\n", str));


            	/* The last two characters are set to \n\n for all buffer sizes > 2 */

            
            	s = display_options_get_banner(false, str, sizeof(str));

            
            	ut_asserteq_ptr(str, s);

            
            	ut_assertok(strcmp("U-Boot \n\n", s));


            	/* Give it enough space for some of the version */

            
            	big_str_len = strlen(version_string) - 5;

            
            	s = display_options_get_banner_priv(false, FAKE_BUILD_TAG, big_str,

            
            					    big_str_len);

            
            	ut_asserteq_ptr(big_str, s);

            
            	ut_assertok(strncmp(version_string, s, big_str_len - 3));

            
            	ut_assertok(strcmp("\n\n", s + big_str_len - 3));


            	/* Give it enough space for the version and some of the build tag */

            
            	big_str_len = strlen(version_string) + 9 + 20;

            
            	s = display_options_get_banner_priv(false, FAKE_BUILD_TAG, big_str,

            
            					    big_str_len);

            
            	ut_asserteq_ptr(big_str, s);

            
            	len = strlen(version_string);

            
            	ut_assertok(strncmp(version_string, s, len));

            
            	ut_assertok(strncmp(", Build: ", s + len, 9));

            
            	ut_assertok(strncmp(FAKE_BUILD_TAG, s + 9 + len, 12));

            
            	ut_assertok(strcmp("\n\n", s + big_str_len - 3));


            	return 0;

            
            }

            
            PRINT_TEST(print_printf, 0);


            static int print_display_buffer(struct unit_test_state *uts)

            
            {

            
            	u8 *buf;

            
            	int i;


            	buf = map_sysmem(0, BUF_SIZE);

            
            	memset(buf, '\0', BUF_SIZE);

            
            	for (i = 0; i < 0x11; i++)

            
            		buf[i] = i * 0x11;


            	/* bytes */

            
            	console_record_reset();

            
            	print_buffer(0, buf, 1, 0x12, 0);

            
            	ut_assert_nextline("00000000: 00 11 22 33 44 55 66 77 88 99 aa bb cc dd ee ff  ..\"3DUfw........");

            
            	ut_assert_nextline("00000010: 10 00                                            ..");

            
            	ut_assert_console_end();


            	/* line length */

            
            	console_record_reset();

            
            	print_buffer(0, buf, 1, 0x12, 8);

            
            	ut_assert_nextline("00000000: 00 11 22 33 44 55 66 77  ..\"3DUfw");

            
            	ut_assert_nextline("00000008: 88 99 aa bb cc dd ee ff  ........");

            
            	ut_assert_nextline("00000010: 10 00                    ..");

            
            	ut_assert_console_end();


            	/* long line */

            
            	console_record_reset();

            
            	buf[0x41] = 0x41;

            
            	print_buffer(0, buf, 1, 0x42, 0x40);

            
            	ut_assert_nextline("00000000: 00 11 22 33 44 55 66 77 88 99 aa bb cc dd ee ff 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ..\"3DUfw........................................................");

            
            	ut_assert_nextline("00000040: 00 41                                                                                                                                                                                            .A");

            
            	ut_assert_console_end();


            	/* address */

            
            	console_record_reset();

            
            	print_buffer(0x12345678, buf, 1, 0x12, 0);

            
            	ut_assert_nextline("12345678: 00 11 22 33 44 55 66 77 88 99 aa bb cc dd ee ff  ..\"3DUfw........");

            
            	ut_assert_nextline("12345688: 10 00                                            ..");

            
            	ut_assert_console_end();


            	/* 16-bit */

            
            	console_record_reset();

            
            	print_buffer(0, buf, 2, 9, 0);

            
            	ut_assert_nextline("00000000: 1100 3322 5544 7766 9988 bbaa ddcc ffee  ..\"3DUfw........");

            
            	ut_assert_nextline("00000010: 0010                                     ..");

            
            	ut_assert_console_end();


            	/* 32-bit */

            
            	console_record_reset();

            
            	print_buffer(0, buf, 4, 5, 0);

            
            	ut_assert_nextline("00000000: 33221100 77665544 bbaa9988 ffeeddcc  ..\"3DUfw........");

            
            	ut_assert_nextline("00000010: 00000010                             ....");

            
            	ut_assert_console_end();


            	/* 64-bit */

            
            	console_record_reset();

            
            	print_buffer(0, buf, 8, 3, 0);

            
            	ut_assert_nextline("00000000: 7766554433221100 ffeeddccbbaa9988  ..\"3DUfw........");

            
            	ut_assert_nextline("00000010: 0000000000000010                   ........");

            
            	ut_assert_console_end();


            	/* ASCII */

            
            	console_record_reset();

            
            	buf[1] = 31;

            
            	buf[2] = 32;

            
            	buf[3] = 33;

            
            	for (i = 0; i < 4; i++)

            
            		buf[4 + i] = 126 + i;

            
            	buf[8] = 255;

            
            	print_buffer(0, buf, 1, 10, 0);

            
            	ut_assert_nextline("00000000: 00 1f 20 21 7e 7f 80 81 ff 99                    .. !~.....");

            
            	ut_assert_console_end();


            	unmap_sysmem(buf);


            	return 0;

            
            }

            
            PRINT_TEST(print_display_buffer, UT_TESTF_CONSOLE_REC);


            static int print_hexdump_line(struct unit_test_state *uts)

            
            {

            
            	char *linebuf;

            
            	u8 *buf;

            
            	int i;


            	buf = map_sysmem(0, BUF_SIZE);

            
            	memset(buf, '\0', BUF_SIZE);

            
            	for (i = 0; i < 0x11; i++)

            
            		buf[i] = i * 0x11;


            	/* Check buffer size calculations */

            
            	linebuf = map_sysmem(0x400, BUF_SIZE);

            
            	memset(linebuf, '\xff', BUF_SIZE);

            
            	ut_asserteq(-ENOSPC, hexdump_line(0, buf, 1, 0x10, 0, linebuf, 75));

            
            	ut_asserteq(-1, linebuf[0]);

            
            	ut_asserteq(0x10, hexdump_line(0, buf, 1, 0x10, 0, linebuf, 76));

            
            	ut_asserteq(0, linebuf[75]);

            
            	ut_asserteq(-1, linebuf[76]);


            	unmap_sysmem(buf);


            	return 0;

            
            }

            
            PRINT_TEST(print_hexdump_line, UT_TESTF_CONSOLE_REC);


            static int print_do_hex_dump(struct unit_test_state *uts)

            
            {

            
            	u8 *buf;

            
            	int i;


            	buf = map_sysmem(0, BUF_SIZE);

            
            	memset(buf, '\0', BUF_SIZE);

            
            	for (i = 0; i < 0x11; i++)

            
            		buf[i] = i * 0x11;


            	/* bytes */

            
            	console_record_reset();

            
            	print_hex_dump_bytes("", DUMP_PREFIX_ADDRESS, buf, 0x12);

            
            	ut_assert_nextline("00000000: 00 11 22 33 44 55 66 77 88 99 aa bb cc dd ee ff  ..\"3DUfw........");

            
            	ut_assert_nextline("00000010: 10 00                                            ..");

            
            	ut_assert_console_end();


            	/* line length */

            
            	console_record_reset();

            
            	print_hex_dump("", DUMP_PREFIX_ADDRESS, 8, 1, buf, 0x12, true);

            
            	ut_assert_nextline("00000000: 00 11 22 33 44 55 66 77  ..\"3DUfw");

            
            	ut_assert_nextline("00000008: 88 99 aa bb cc dd ee ff  ........");

            
            	ut_assert_nextline("00000010: 10 00                    ..");

            
            	ut_assert_console_end();

            
            	unmap_sysmem(buf);


            	/* long line */

            
            	console_record_reset();

            
            	buf[0x41] = 0x41;

            
            	print_hex_dump("", DUMP_PREFIX_ADDRESS, 0x40, 1, buf, 0x42, true);

            
            	ut_assert_nextline("00000000: 00 11 22 33 44 55 66 77 88 99 aa bb cc dd ee ff 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ..\"3DUfw........................................................");

            
            	ut_assert_nextline("00000040: 00 41                                                                                                                                                                                            .A");

            
            	ut_assert_console_end();


            	/* 16-bit */

            
            	console_record_reset();

            
            	print_hex_dump("", DUMP_PREFIX_ADDRESS, 0, 2, buf, 0x12, true);

            
            	ut_assert_nextline("00000000: 1100 3322 5544 7766 9988 bbaa ddcc ffee  ..\"3DUfw........");

            
            	ut_assert_nextline("00000010: 0010                                     ..");

            
            	ut_assert_console_end();

            
            	unmap_sysmem(buf);


            	/* 32-bit */

            
            	console_record_reset();

            
            	print_hex_dump("", DUMP_PREFIX_ADDRESS, 0, 4, buf, 0x14, true);

            
            	ut_assert_nextline("00000000: 33221100 77665544 bbaa9988 ffeeddcc  ..\"3DUfw........");

            
            	ut_assert_nextline("00000010: 00000010                             ....");

            
            	ut_assert_console_end();

            
            	unmap_sysmem(buf);


            	/* 64-bit */

            
            	console_record_reset();

            
            	print_hex_dump("", DUMP_PREFIX_ADDRESS, 16, 8, buf, 0x18, true);

            
            	ut_assert_nextline("00000000: 7766554433221100 ffeeddccbbaa9988  ..\"3DUfw........");

            
            	ut_assert_nextline("00000010: 0000000000000010                   ........");

            
            	ut_assert_console_end();

            
            	unmap_sysmem(buf);


            	/* ASCII */

            
            	console_record_reset();

            
            	buf[1] = 31;

            
            	buf[2] = 32;

            
            	buf[3] = 33;

            
            	for (i = 0; i < 4; i++)

            
            		buf[4 + i] = 126 + i;

            
            	buf[8] = 255;

            
            	print_hex_dump("", DUMP_PREFIX_ADDRESS, 0, 1, buf, 10, true);

            
            	ut_assert_nextline("00000000: 00 1f 20 21 7e 7f 80 81 ff 99                    .. !~.....");

            
            	ut_assert_console_end();

            
            	unmap_sysmem(buf);


            	return 0;

            
            }

            
            PRINT_TEST(print_do_hex_dump, UT_TESTF_CONSOLE_REC);


            int do_ut_print(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])

            
            {

            
            	struct unit_test *tests = UNIT_TEST_SUITE_START(print_test);

            
            	const int n_ents = UNIT_TEST_SUITE_COUNT(print_test);


            	return cmd_ut_category("print", "print_", tests, n_ents, argc, argv);

            
            }
	// SPDX-License-Identifier: GPL-2.0+
	/*
	* Copyright (c) 2012, The Chromium Authors
	*/

	#include <common.h>
	#include <command.h>
	#include <efi_api.h>
	#include <display_options.h>
	#include <log.h>
	#include <mapmem.h>
	#include <version.h>
	#include <test/suites.h>
	#include <test/test.h>
	#include <test/ut.h>

	#define BUF_SIZE 0x100

	#define FAKE_BUILD_TAG "jenkins-u-boot-denx_uboot_dm-master-build-aarch64" \
	"and a lot more text to come"

	/* Declare a new print test */
	#define PRINT_TEST(_name, _flags) UNIT_TEST(_name, _flags, print_test)

	#if CONFIG_IS_ENABLED(LIB_UUID)
	/* Test printing GUIDs */
	static int print_guid(struct unit_test_state *uts)
	{
	unsigned char guid[16] = {
	1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16
	};
	char str[40];

	sprintf(str, "%pUb", guid);
	ut_assertok(strcmp("01020304-0506-0708-090a-0b0c0d0e0f10", str));
	sprintf(str, "%pUB", guid);
	ut_assertok(strcmp("01020304-0506-0708-090A-0B0C0D0E0F10", str));
	sprintf(str, "%pUl", guid);
	ut_assertok(strcmp("04030201-0605-0807-090a-0b0c0d0e0f10", str));
	sprintf(str, "%pUL", guid);
	ut_assertok(strcmp("04030201-0605-0807-090A-0B0C0D0E0F10", str));

	return 0;
	}
	PRINT_TEST(print_guid, 0);
	#endif

	#if CONFIG_IS_ENABLED(EFI_LOADER) && !defined(API_BUILD)
	/* Test efi_loader specific printing */
	static int print_efi_ut(struct unit_test_state *uts)
	{
	char str[10];
	u8 buf[sizeof(struct efi_device_path_sd_mmc_path) +
	sizeof(struct efi_device_path)];
	u8 *pos = buf;
	struct efi_device_path *dp_end;
	struct efi_device_path_sd_mmc_path *dp_sd =
	(struct efi_device_path_sd_mmc_path *)pos;

	/* Create a device path for an SD card */
	dp_sd->dp.type = DEVICE_PATH_TYPE_MESSAGING_DEVICE;
	dp_sd->dp.sub_type = DEVICE_PATH_SUB_TYPE_MSG_SD;
	dp_sd->dp.length = sizeof(struct efi_device_path_sd_mmc_path);
	dp_sd->slot_number = 3;
	pos += sizeof(struct efi_device_path_sd_mmc_path);
	/* Append end node */
	dp_end = (struct efi_device_path *)pos;
	dp_end->type = DEVICE_PATH_TYPE_END;
	dp_end->sub_type = DEVICE_PATH_SUB_TYPE_END;
	dp_end->length = sizeof(struct efi_device_path);

	snprintf(str, sizeof(str), "_%pD_", buf);
	ut_assertok(strcmp("_/SD(3)_", str));

	/* NULL device path */
	snprintf(str, sizeof(str), "_%pD_", NULL);
	ut_assertok(strcmp("_<NULL>_", str));

	return 0;
	}
	PRINT_TEST(print_efi_ut, 0);
	#endif

	static int print_printf(struct unit_test_state *uts)
	{
	char big_str[400];
	int big_str_len;
	char str[10], *s;
	int len;

	snprintf(str, sizeof(str), "testing");
	ut_assertok(strcmp("testing", str));

	snprintf(str, sizeof(str), "testing but too long");
	ut_assertok(strcmp("testing b", str));

	snprintf(str, 1, "testing none");
	ut_assertok(strcmp("", str));

	*str = 'x';
	snprintf(str, 0, "testing none");
	ut_asserteq('x', *str);

	sprintf(big_str, "_%ls_", L"foo");
	ut_assertok(strcmp("_foo_", big_str));

	/* Test the banner function */
	s = display_options_get_banner(true, str, sizeof(str));
	ut_asserteq_ptr(str, s);
	ut_assertok(strcmp("\n\nU-Boo\n\n", s));

	/* Assert that we do not overwrite memory before the buffer */
	str[0] = '`';
	s = display_options_get_banner(true, str + 1, 1);
	ut_asserteq_ptr(str + 1, s);
	ut_assertok(strcmp("`", str));

	str[0] = '~';
	s = display_options_get_banner(true, str + 1, 2);
	ut_asserteq_ptr(str + 1, s);
	ut_assertok(strcmp("~\n", str));

	/* The last two characters are set to \n\n for all buffer sizes > 2 */
	s = display_options_get_banner(false, str, sizeof(str));
	ut_asserteq_ptr(str, s);
	ut_assertok(strcmp("U-Boot \n\n", s));

	/* Give it enough space for some of the version */
	big_str_len = strlen(version_string) - 5;
	s = display_options_get_banner_priv(false, FAKE_BUILD_TAG, big_str,
	big_str_len);
	ut_asserteq_ptr(big_str, s);
	ut_assertok(strncmp(version_string, s, big_str_len - 3));
	ut_assertok(strcmp("\n\n", s + big_str_len - 3));

	/* Give it enough space for the version and some of the build tag */
	big_str_len = strlen(version_string) + 9 + 20;
	s = display_options_get_banner_priv(false, FAKE_BUILD_TAG, big_str,
	big_str_len);
	ut_asserteq_ptr(big_str, s);
	len = strlen(version_string);
	ut_assertok(strncmp(version_string, s, len));
	ut_assertok(strncmp(", Build: ", s + len, 9));
	ut_assertok(strncmp(FAKE_BUILD_TAG, s + 9 + len, 12));
	ut_assertok(strcmp("\n\n", s + big_str_len - 3));

	return 0;
	}
	PRINT_TEST(print_printf, 0);

	static int print_display_buffer(struct unit_test_state *uts)
	{
	u8 *buf;
	int i;

	buf = map_sysmem(0, BUF_SIZE);
	memset(buf, '\0', BUF_SIZE);
	for (i = 0; i < 0x11; i++)
	buf[i] = i * 0x11;

	/* bytes */
	console_record_reset();
	print_buffer(0, buf, 1, 0x12, 0);
	ut_assert_nextline("00000000: 00 11 22 33 44 55 66 77 88 99 aa bb cc dd ee ff ..\"3DUfw........");
	ut_assert_nextline("00000010: 10 00 ..");
	ut_assert_console_end();

	/* line length */
	console_record_reset();
	print_buffer(0, buf, 1, 0x12, 8);
	ut_assert_nextline("00000000: 00 11 22 33 44 55 66 77 ..\"3DUfw");
	ut_assert_nextline("00000008: 88 99 aa bb cc dd ee ff ........");
	ut_assert_nextline("00000010: 10 00 ..");
	ut_assert_console_end();

	/* long line */
	console_record_reset();
	buf[0x41] = 0x41;
	print_buffer(0, buf, 1, 0x42, 0x40);
	ut_assert_nextline("00000000: 00 11 22 33 44 55 66 77 88 99 aa bb cc dd ee ff 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ..\"3DUfw........................................................");
	ut_assert_nextline("00000040: 00 41 .A");
	ut_assert_console_end();

	/* address */
	console_record_reset();
	print_buffer(0x12345678, buf, 1, 0x12, 0);
	ut_assert_nextline("12345678: 00 11 22 33 44 55 66 77 88 99 aa bb cc dd ee ff ..\"3DUfw........");
	ut_assert_nextline("12345688: 10 00 ..");
	ut_assert_console_end();

	/* 16-bit */
	console_record_reset();
	print_buffer(0, buf, 2, 9, 0);
	ut_assert_nextline("00000000: 1100 3322 5544 7766 9988 bbaa ddcc ffee ..\"3DUfw........");
	ut_assert_nextline("00000010: 0010 ..");
	ut_assert_console_end();

	/* 32-bit */
	console_record_reset();
	print_buffer(0, buf, 4, 5, 0);
	ut_assert_nextline("00000000: 33221100 77665544 bbaa9988 ffeeddcc ..\"3DUfw........");
	ut_assert_nextline("00000010: 00000010 ....");
	ut_assert_console_end();

	/* 64-bit */
	console_record_reset();
	print_buffer(0, buf, 8, 3, 0);
	ut_assert_nextline("00000000: 7766554433221100 ffeeddccbbaa9988 ..\"3DUfw........");
	ut_assert_nextline("00000010: 0000000000000010 ........");
	ut_assert_console_end();

	/* ASCII */
	console_record_reset();
	buf[1] = 31;
	buf[2] = 32;
	buf[3] = 33;
	for (i = 0; i < 4; i++)
	buf[4 + i] = 126 + i;
	buf[8] = 255;
	print_buffer(0, buf, 1, 10, 0);
	ut_assert_nextline("00000000: 00 1f 20 21 7e 7f 80 81 ff 99 .. !~.....");
	ut_assert_console_end();

	unmap_sysmem(buf);

	return 0;
	}
	PRINT_TEST(print_display_buffer, UT_TESTF_CONSOLE_REC);

	static int print_hexdump_line(struct unit_test_state *uts)
	{
	char *linebuf;
	u8 *buf;
	int i;

	buf = map_sysmem(0, BUF_SIZE);
	memset(buf, '\0', BUF_SIZE);
	for (i = 0; i < 0x11; i++)
	buf[i] = i * 0x11;

	/* Check buffer size calculations */
	linebuf = map_sysmem(0x400, BUF_SIZE);
	memset(linebuf, '\xff', BUF_SIZE);
	ut_asserteq(-ENOSPC, hexdump_line(0, buf, 1, 0x10, 0, linebuf, 75));
	ut_asserteq(-1, linebuf[0]);
	ut_asserteq(0x10, hexdump_line(0, buf, 1, 0x10, 0, linebuf, 76));
	ut_asserteq(0, linebuf[75]);
	ut_asserteq(-1, linebuf[76]);

	unmap_sysmem(buf);

	return 0;
	}
	PRINT_TEST(print_hexdump_line, UT_TESTF_CONSOLE_REC);

	static int print_do_hex_dump(struct unit_test_state *uts)
	{
	u8 *buf;
	int i;

	buf = map_sysmem(0, BUF_SIZE);
	memset(buf, '\0', BUF_SIZE);
	for (i = 0; i < 0x11; i++)
	buf[i] = i * 0x11;

	/* bytes */
	console_record_reset();
	print_hex_dump_bytes("", DUMP_PREFIX_ADDRESS, buf, 0x12);
	ut_assert_nextline("00000000: 00 11 22 33 44 55 66 77 88 99 aa bb cc dd ee ff ..\"3DUfw........");
	ut_assert_nextline("00000010: 10 00 ..");
	ut_assert_console_end();

	/* line length */
	console_record_reset();
	print_hex_dump("", DUMP_PREFIX_ADDRESS, 8, 1, buf, 0x12, true);
	ut_assert_nextline("00000000: 00 11 22 33 44 55 66 77 ..\"3DUfw");
	ut_assert_nextline("00000008: 88 99 aa bb cc dd ee ff ........");
	ut_assert_nextline("00000010: 10 00 ..");
	ut_assert_console_end();
	unmap_sysmem(buf);

	/* long line */
	console_record_reset();
	buf[0x41] = 0x41;
	print_hex_dump("", DUMP_PREFIX_ADDRESS, 0x40, 1, buf, 0x42, true);
	ut_assert_nextline("00000000: 00 11 22 33 44 55 66 77 88 99 aa bb cc dd ee ff 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ..\"3DUfw........................................................");
	ut_assert_nextline("00000040: 00 41 .A");
	ut_assert_console_end();

	/* 16-bit */
	console_record_reset();
	print_hex_dump("", DUMP_PREFIX_ADDRESS, 0, 2, buf, 0x12, true);
	ut_assert_nextline("00000000: 1100 3322 5544 7766 9988 bbaa ddcc ffee ..\"3DUfw........");
	ut_assert_nextline("00000010: 0010 ..");
	ut_assert_console_end();
	unmap_sysmem(buf);

	/* 32-bit */
	console_record_reset();
	print_hex_dump("", DUMP_PREFIX_ADDRESS, 0, 4, buf, 0x14, true);
	ut_assert_nextline("00000000: 33221100 77665544 bbaa9988 ffeeddcc ..\"3DUfw........");
	ut_assert_nextline("00000010: 00000010 ....");
	ut_assert_console_end();
	unmap_sysmem(buf);

	/* 64-bit */
	console_record_reset();
	print_hex_dump("", DUMP_PREFIX_ADDRESS, 16, 8, buf, 0x18, true);
	ut_assert_nextline("00000000: 7766554433221100 ffeeddccbbaa9988 ..\"3DUfw........");
	ut_assert_nextline("00000010: 0000000000000010 ........");
	ut_assert_console_end();
	unmap_sysmem(buf);

	/* ASCII */
	console_record_reset();
	buf[1] = 31;
	buf[2] = 32;
	buf[3] = 33;
	for (i = 0; i < 4; i++)
	buf[4 + i] = 126 + i;
	buf[8] = 255;
	print_hex_dump("", DUMP_PREFIX_ADDRESS, 0, 1, buf, 10, true);
	ut_assert_nextline("00000000: 00 1f 20 21 7e 7f 80 81 ff 99 .. !~.....");
	ut_assert_console_end();
	unmap_sysmem(buf);

	return 0;
	}
	PRINT_TEST(print_do_hex_dump, UT_TESTF_CONSOLE_REC);

	int do_ut_print(struct cmd_tbl cmdtp, int flag, int argc, char const argv[])
	{
	struct unit_test *tests = UNIT_TEST_SUITE_START(print_test);
	const int n_ents = UNIT_TEST_SUITE_COUNT(print_test);

	return cmd_ut_category("print", "print_", tests, n_ents, argc, argv);
	}