---

yaml --- r: 113789 b: refs/heads/master c: 58c35bd h: refs/heads/master i: 113787: 4a5d3ce v: v3
git-mirror · Oct 13, 2008 · df4d5ce · df4d5ce
1 parent 1e45500
commit df4d5ce
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Showing 3 changed files with 16 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 3094c981f2d567f0a442687ced24a5340aa10b6c
+refs/heads/master: 58c35bd31f8b577e03d904c214b55b3d91369a85
diff --git a/trunk/arch/blackfin/include/asm/cplbinit.h b/trunk/arch/blackfin/include/asm/cplbinit.h
@@ -92,4 +92,18 @@ extern unsigned long reserved_mem_icache_on;
 
 extern void generate_cplb_tables(void);
 
+static inline int bfin_addr_dcachable(unsigned long addr)
+{
+#ifdef CONFIG_BFIN_DCACHE
+	if (addr < (_ramend - DMA_UNCACHED_REGION))
+		return 1;
+#endif
+
+	if (reserved_mem_dcache_on &&
+		addr >= _ramend && addr < physical_mem_end)
+		return 1;
+
+	return 0;
+}
+
 #endif
diff --git a/trunk/arch/blackfin/kernel/setup.c b/trunk/arch/blackfin/kernel/setup.c
@@ -42,6 +42,7 @@ EXPORT_SYMBOL(memory_start);
 EXPORT_SYMBOL(memory_end);
 EXPORT_SYMBOL(physical_mem_end);
 EXPORT_SYMBOL(_ramend);
+EXPORT_SYMBOL(reserved_mem_dcache_on);
 
 #ifdef CONFIG_MTD_UCLINUX
 unsigned long memory_mtd_end, memory_mtd_start, mtd_size;