1 /* 2 * Copyright (c) 2012, The Chromium Authors 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #define DEBUG 8 9 #include <common.h> 10 #if defined(CONFIG_EFI_LOADER) && \ 11 !defined(CONFIG_SPL_BUILD) && !defined(API_BUILD) 12 #include <efi_api.h> 13 #endif 14 #include <display_options.h> 15 #include <version.h> 16 17 #define FAKE_BUILD_TAG "jenkins-u-boot-denx_uboot_dm-master-build-aarch64" \ 18 "and a lot more text to come" 19 20 /* Test efi_loader specific printing */ 21 static void efi_ut_print(void) 22 { 23 #if defined(CONFIG_EFI_LOADER) && \ 24 !defined(CONFIG_SPL_BUILD) && !defined(API_BUILD) 25 char str[10]; 26 u8 buf[sizeof(struct efi_device_path_sd_mmc_path) + 27 sizeof(struct efi_device_path)]; 28 u8 *pos = buf; 29 struct efi_device_path *dp_end; 30 struct efi_device_path_sd_mmc_path *dp_sd = 31 (struct efi_device_path_sd_mmc_path *)pos; 32 33 /* Create a device path for an SD card */ 34 dp_sd->dp.type = DEVICE_PATH_TYPE_MESSAGING_DEVICE; 35 dp_sd->dp.sub_type = DEVICE_PATH_SUB_TYPE_MSG_SD; 36 dp_sd->dp.length = sizeof(struct efi_device_path_sd_mmc_path); 37 dp_sd->slot_number = 3; 38 pos += sizeof(struct efi_device_path_sd_mmc_path); 39 /* Append end node */ 40 dp_end = (struct efi_device_path *)pos; 41 dp_end->type = DEVICE_PATH_TYPE_END; 42 dp_end->sub_type = DEVICE_PATH_SUB_TYPE_END; 43 dp_end->length = sizeof(struct efi_device_path); 44 45 snprintf(str, sizeof(str), "_%pD_", buf); 46 assert(!strcmp("_/SD(3)_", str)); 47 #endif 48 } 49 50 static int do_ut_print(cmd_tbl_t *cmdtp, int flag, int argc, 51 char *const argv[]) 52 { 53 char big_str[400]; 54 int big_str_len; 55 char str[10], *s; 56 int len; 57 58 printf("%s: Testing print\n", __func__); 59 60 snprintf(str, sizeof(str), "testing"); 61 assert(!strcmp("testing", str)); 62 63 snprintf(str, sizeof(str), "testing but too long"); 64 assert(!strcmp("testing b", str)); 65 66 snprintf(str, 1, "testing none"); 67 assert(!strcmp("", str)); 68 69 *str = 'x'; 70 snprintf(str, 0, "testing none"); 71 assert(*str == 'x'); 72 73 sprintf(big_str, "_%ls_", L"foo"); 74 assert(!strcmp("_foo_", big_str)); 75 76 /* Test the banner function */ 77 s = display_options_get_banner(true, str, sizeof(str)); 78 assert(s == str); 79 assert(!strcmp("\n\nU-Boo\n\n", s)); 80 81 s = display_options_get_banner(true, str, 1); 82 assert(s == str); 83 assert(!strcmp("", s)); 84 85 s = display_options_get_banner(true, str, 2); 86 assert(s == str); 87 assert(!strcmp("\n", s)); 88 89 s = display_options_get_banner(false, str, sizeof(str)); 90 assert(s == str); 91 assert(!strcmp("U-Boot \n\n", s)); 92 93 /* Give it enough space for some of the version */ 94 big_str_len = strlen(version_string) - 5; 95 s = display_options_get_banner_priv(false, FAKE_BUILD_TAG, big_str, 96 big_str_len); 97 assert(s == big_str); 98 assert(!strncmp(version_string, s, big_str_len - 3)); 99 assert(!strcmp("\n\n", s + big_str_len - 3)); 100 101 /* Give it enough space for the version and some of the build tag */ 102 big_str_len = strlen(version_string) + 9 + 20; 103 s = display_options_get_banner_priv(false, FAKE_BUILD_TAG, big_str, 104 big_str_len); 105 assert(s == big_str); 106 len = strlen(version_string); 107 assert(!strncmp(version_string, s, len)); 108 assert(!strncmp(", Build: ", s + len, 9)); 109 assert(!strncmp(FAKE_BUILD_TAG, s + 9 + len, 12)); 110 assert(!strcmp("\n\n", s + big_str_len - 3)); 111 112 /* Test efi_loader specific printing */ 113 efi_ut_print(); 114 115 printf("%s: Everything went swimmingly\n", __func__); 116 return 0; 117 } 118 119 U_BOOT_CMD( 120 ut_print, 1, 1, do_ut_print, 121 "Very basic test of printf(), etc.", 122 "" 123 ); 124