1// SPDX-License-Identifier: GPL-2.0+ 2/* 3 * Logging support 4 * 5 * Copyright (c) 2017 Google, Inc 6 * Written by Simon Glass <sjg@chromium.org> 7 */ 8 9#include <common.h> 10#include <log.h> 11#include <asm/global_data.h> 12 13DECLARE_GLOBAL_DATA_PTR; 14 15static int log_console_emit(struct log_device *ldev, struct log_rec *rec) 16{ 17 int fmt = gd->log_fmt; 18 bool add_space = false; 19 20 /* 21 * The output format is designed to give someone a fighting chance of 22 * figuring out which field is which: 23 * - level is in CAPS 24 * - cat is lower case and ends with comma 25 * - file normally has a .c extension and ends with a colon 26 * - line is integer and ends with a - 27 * - function is an identifier and ends with () 28 * - message has a space before it unless it is on its own 29 */ 30 if (!(rec->flags & LOGRECF_CONT) && fmt != BIT(LOGF_MSG)) { 31 add_space = true; 32 if (fmt & BIT(LOGF_LEVEL)) 33 printf("%s.", log_get_level_name(rec->level)); 34 if (fmt & BIT(LOGF_CAT)) 35 printf("%s,", log_get_cat_name(rec->cat)); 36 if (fmt & BIT(LOGF_FILE)) 37 printf("%s:", rec->file); 38 if (fmt & BIT(LOGF_LINE)) 39 printf("%d-", rec->line); 40 if (fmt & BIT(LOGF_FUNC)) { 41 if (CONFIG_IS_ENABLED(USE_TINY_PRINTF)) { 42 printf("%s()", rec->func); 43 } else { 44 printf("%*s()", CONFIG_LOGF_FUNC_PAD, 45 rec->func); 46 } 47 } 48 } 49 if (fmt & BIT(LOGF_MSG)) 50 printf("%s%s", add_space ? " " : "", rec->msg); 51 52 return 0; 53} 54 55LOG_DRIVER(console) = { 56 .name = "console", 57 .emit = log_console_emit, 58 .flags = LOGDF_ENABLE, 59}; 60