Index: boot/arch/arm32/src/mm.c
===================================================================
--- boot/arch/arm32/src/mm.c	(revision 1a2a6e7fe539dc0c3c10afeaf20a054d6132d99a)
+++ boot/arch/arm32/src/mm.c	(revision 93d8022e9ee8dcf2dc81eb3c64004042947f578c)
@@ -143,5 +143,5 @@
 	pte->should_be_zero_1 = 0;
 	pte->access_permission_0 = PTE_AP_USER_NO_KERNEL_RW;
-#ifdef PROCESSOR_ARCH_armv7_a
+#if defined(PROCESSOR_ARCH_armv6) || defined(PROCESSOR_ARCH_armv7_a)
 	/*
 	 * Keeps this setting in sync with memory type attributes in:
@@ -152,7 +152,7 @@
 	pte->tex = section_cacheable(frame) ? 5 : 0;
 	pte->cacheable = section_cacheable(frame) ? 0 : 0;
-	pte->bufferable = section_cacheable(frame) ? 1 : 0;
+	pte->bufferable = section_cacheable(frame) ? 1 : 1;
 #else
-	pte->bufferable = 1;
+	pte->bufferable = section_cacheable(frame);
 	pte->cacheable = section_cacheable(frame);
 	pte->tex = 0;