dm: core: Prepare for updating the device tree with ofnode

[platform/kernel/u-boot.git] / common / log.c

diff --git a/common/log.c b/common/log.c
index ea407c6..57b71ed 100644 (file)
--- a/common/log.c
+++ b/common/log.c
@@ -7,6 +7,7 @@
  */
 
 #include <common.h>
+#include <display_options.h>
 #include <log.h>
 #include <malloc.h>
 #include <asm/global_data.h>
@@ -28,6 +29,7 @@ static const char *const log_cat_name[] = {
        "devres",
        "acpi",
        "boot",
+       "event",
 };
 
 _Static_assert(ARRAY_SIZE(log_cat_name) == LOGC_COUNT - LOGC_NONE,
@@ -147,7 +149,7 @@ bool log_has_file(const char *file_list, const char *file)
  *
  * @ldev: Log device to check
  * @rec: Log record to check
- * @return true if @rec is not blocked by the filters in @ldev, false if it is
+ * Return: true if @rec is not blocked by the filters in @ldev, false if it is
  */
 static bool log_passes_filters(struct log_device *ldev, struct log_rec *rec)
 {
@@ -284,6 +286,36 @@ int _log(enum log_category_t cat, enum log_level_t level, const char *file,
        return 0;
 }
 
+#define MAX_LINE_LENGTH_BYTES          64
+#define DEFAULT_LINE_LENGTH_BYTES      16
+
+int _log_buffer(enum log_category_t cat, enum log_level_t level,
+               const char *file, int line, const char *func, ulong addr,
+               const void *data, uint width, uint count, uint linelen)
+{
+       if (linelen * width > MAX_LINE_LENGTH_BYTES)
+               linelen = MAX_LINE_LENGTH_BYTES / width;
+       if (linelen < 1)
+               linelen = DEFAULT_LINE_LENGTH_BYTES / width;
+
+       while (count) {
+               uint thislinelen;
+               char buf[HEXDUMP_MAX_BUF_LENGTH(width * linelen)];
+
+               thislinelen = hexdump_line(addr, data, width, count, linelen,
+                                          buf, sizeof(buf));
+               assert(thislinelen >= 0);
+               _log(cat, level, file, line, func, "%s\n", buf);
+
+               /* update references */
+               data += thislinelen * width;
+               addr += thislinelen * width;
+               count -= thislinelen;
+       }
+
+       return 0;
+}
+
 int log_add_filter_flags(const char *drv_name, enum log_category_t cat_list[],
                         enum log_level_t level, const char *file_list,
                         int flags)
@@ -360,7 +392,7 @@ int log_remove_filter(const char *drv_name, int filter_num)
  * log_find_device_by_drv() - Find a device by its driver
  *
  * @drv: Log driver
- * @return Device associated with that driver, or NULL if not found
+ * Return: Device associated with that driver, or NULL if not found
  */
 static struct log_device *log_find_device_by_drv(struct log_driver *drv)
 {