uboot 打开log 的 方法

uboot 版本

commit f919c3a889f0ec7d63a48b5d0ed064386b0980bd (HEAD -> v2024.10, tag: v2024.10)
Author: Tom Rini <trini@konsulko.com>
Date:   Mon Oct 7 08:54:35 2024 -0600

    Prepare v2024.10

    Signed-off-by: Tom Rini <trini@konsulko.com>
 

开启的选项：
CONFIG_DEBUG_UART=y
 

 git diff include/log.h
diff --git a/include/log.h b/include/log.h
index fc0d598447..908f9c015f 100644
--- a/include/log.h
+++ b/include/log.h
@@ -184,6 +184,7 @@ int _log_buffer(enum log_category_t cat, enum log_level_t level,
 #define log_io(_fmt...)                log(LOG_CATEGORY, LOGL_DEBUG_IO, ##_fmt)
 #define log_cont(_fmt...)      log(LOGC_CONT, LOGL_CONT, ##_fmt)

+#define LOG_DEBUG
 #ifdef LOG_DEBUG
 #define _LOG_DEBUG     LOGL_FORCE_DEBUG
 #ifndef DEBUG



没有开启log时：
No serial driver found
resetting ...
reset not supported yet
### ERROR ### Please RESET the board ###
 

开启log打印之后
spl_early_init
size=30, ptr=30, limit=4000: 801dc000
common/malloc_simple.c:26-alloc_simple() size=30, ptr=60, limit=4000: common/malloc_simple.c:47-malloc_simple() 801dc030
common/malloc_simple.c:26-alloc_simple() size=98, ptr=f8, limit=4000: common/malloc_simple.c:47-malloc_simple() 801dc060
drivers/core/lists.c:216-lists_bind_fdt() bind node chosen
drivers/core/lists.c:221-lists_bind_fdt() Device 'chosen' has no compatible string
common/malloc_simple.c:26-alloc_simple() size=30, ptr=128, limit=4000: common/malloc_simple.c:47-malloc_simple() 801dc0f8
No serial driver found
resetting ...
reset not supported yet
### ERROR ### Please RESET the board ###