diff --git a/common/board_f.c b/common/board_f.c
index 02965b0..a973b95 100644
--- a/common/board_f.c
+++ b/common/board_f.c
@@ -223,17 +223,6 @@
 	return 0;
 }
 
-ulong get_effective_memsize(void)
-{
-#ifndef	CONFIG_VERY_BIG_RAM
-	return gd->ram_size;
-#else
-	/* limit stack to what we can reasonable map */
-	return ((gd->ram_size > CONFIG_MAX_MEM_MAPPED) ?
-		CONFIG_MAX_MEM_MAPPED : gd->ram_size);
-#endif
-}
-
 void __dram_init_banksize(void)
 {
 #if defined(CONFIG_NR_DRAM_BANKS) && defined(CONFIG_SYS_SDRAM_BASE)
diff --git a/common/cmd_log.c b/common/cmd_log.c
index 8164bdf..38d0f5e 100644
--- a/common/cmd_log.c
+++ b/common/cmd_log.c
@@ -52,7 +52,7 @@
 
 unsigned long __logbuffer_base(void)
 {
-	return CONFIG_SYS_SDRAM_BASE + gd->ram_size - LOGBUFF_LEN;
+	return CONFIG_SYS_SDRAM_BASE + get_effective_memsize() - LOGBUFF_LEN;
 }
 unsigned long logbuffer_base(void)
 __attribute__((weak, alias("__logbuffer_base")));
diff --git a/common/memsize.c b/common/memsize.c
index 73b92c8..589400d 100644
--- a/common/memsize.c
+++ b/common/memsize.c
@@ -5,7 +5,10 @@
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
-#include <config.h>
+#include <common.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
 #ifdef __PPC__
 /*
  * At least on G2 PowerPC cores, sequential accesses to non-existent
@@ -76,3 +79,14 @@
 
 	return (maxsize);
 }
+
+phys_size_t __weak get_effective_memsize(void)
+{
+#ifndef CONFIG_VERY_BIG_RAM
+	return gd->ram_size;
+#else
+	/* limit stack to what we can reasonable map */
+	return ((gd->ram_size > CONFIG_MAX_MEM_MAPPED) ?
+		CONFIG_MAX_MEM_MAPPED : gd->ram_size);
+#endif
+}