1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * Copyright (c) 2012, The Chromium Authors 4 */ 5 6 #define DEBUG 7 8 #include <common.h> 9 #if defined(CONFIG_EFI_LOADER) && \ 10 !defined(CONFIG_SPL_BUILD) && !defined(API_BUILD) 11 #include <efi_api.h> 12 #endif 13 #include <display_options.h> 14 #include <version.h> 15 16 #define FAKE_BUILD_TAG "jenkins-u-boot-denx_uboot_dm-master-build-aarch64" \ 17 "and a lot more text to come" 18 19 /* Test efi_loader specific printing */ 20 static void efi_ut_print(void) 21 { 22 #if defined(CONFIG_EFI_LOADER) && \ 23 !defined(CONFIG_SPL_BUILD) && !defined(API_BUILD) 24 char str[10]; 25 u8 buf[sizeof(struct efi_device_path_sd_mmc_path) + 26 sizeof(struct efi_device_path)]; 27 u8 *pos = buf; 28 struct efi_device_path *dp_end; 29 struct efi_device_path_sd_mmc_path *dp_sd = 30 (struct efi_device_path_sd_mmc_path *)pos; 31 32 /* Create a device path for an SD card */ 33 dp_sd->dp.type = DEVICE_PATH_TYPE_MESSAGING_DEVICE; 34 dp_sd->dp.sub_type = DEVICE_PATH_SUB_TYPE_MSG_SD; 35 dp_sd->dp.length = sizeof(struct efi_device_path_sd_mmc_path); 36 dp_sd->slot_number = 3; 37 pos += sizeof(struct efi_device_path_sd_mmc_path); 38 /* Append end node */ 39 dp_end = (struct efi_device_path *)pos; 40 dp_end->type = DEVICE_PATH_TYPE_END; 41 dp_end->sub_type = DEVICE_PATH_SUB_TYPE_END; 42 dp_end->length = sizeof(struct efi_device_path); 43 44 snprintf(str, sizeof(str), "_%pD_", buf); 45 assert(!strcmp("_/SD(3)_", str)); 46 47 /* NULL device path */ 48 snprintf(str, sizeof(str), "_%pD_", NULL); 49 assert(!strcmp("_<NULL>_", str)); 50 #endif 51 } 52 53 static int do_ut_print(cmd_tbl_t *cmdtp, int flag, int argc, 54 char *const argv[]) 55 { 56 char big_str[400]; 57 int big_str_len; 58 char str[10], *s; 59 int len; 60 61 printf("%s: Testing print\n", __func__); 62 63 snprintf(str, sizeof(str), "testing"); 64 assert(!strcmp("testing", str)); 65 66 snprintf(str, sizeof(str), "testing but too long"); 67 assert(!strcmp("testing b", str)); 68 69 snprintf(str, 1, "testing none"); 70 assert(!strcmp("", str)); 71 72 *str = 'x'; 73 snprintf(str, 0, "testing none"); 74 assert(*str == 'x'); 75 76 sprintf(big_str, "_%ls_", L"foo"); 77 assert(!strcmp("_foo_", big_str)); 78 79 /* Test the banner function */ 80 s = display_options_get_banner(true, str, sizeof(str)); 81 assert(s == str); 82 assert(!strcmp("\n\nU-Boo\n\n", s)); 83 84 s = display_options_get_banner(true, str, 1); 85 assert(s == str); 86 assert(!strcmp("", s)); 87 88 s = display_options_get_banner(true, str, 2); 89 assert(s == str); 90 assert(!strcmp("\n", s)); 91 92 s = display_options_get_banner(false, str, sizeof(str)); 93 assert(s == str); 94 assert(!strcmp("U-Boot \n\n", s)); 95 96 /* Give it enough space for some of the version */ 97 big_str_len = strlen(version_string) - 5; 98 s = display_options_get_banner_priv(false, FAKE_BUILD_TAG, big_str, 99 big_str_len); 100 assert(s == big_str); 101 assert(!strncmp(version_string, s, big_str_len - 3)); 102 assert(!strcmp("\n\n", s + big_str_len - 3)); 103 104 /* Give it enough space for the version and some of the build tag */ 105 big_str_len = strlen(version_string) + 9 + 20; 106 s = display_options_get_banner_priv(false, FAKE_BUILD_TAG, big_str, 107 big_str_len); 108 assert(s == big_str); 109 len = strlen(version_string); 110 assert(!strncmp(version_string, s, len)); 111 assert(!strncmp(", Build: ", s + len, 9)); 112 assert(!strncmp(FAKE_BUILD_TAG, s + 9 + len, 12)); 113 assert(!strcmp("\n\n", s + big_str_len - 3)); 114 115 /* Test efi_loader specific printing */ 116 efi_ut_print(); 117 118 printf("%s: Everything went swimmingly\n", __func__); 119 return 0; 120 } 121 122 U_BOOT_CMD( 123 ut_print, 1, 1, do_ut_print, 124 "Very basic test of printf(), etc.", 125 "" 126 ); 127
