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-rw-r--r--arch/ia64/include/asm/cacheflush.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/ia64/include/asm/cacheflush.h b/arch/ia64/include/asm/cacheflush.h
new file mode 100644
index 000000000..708c0fa5d
--- /dev/null
+++ b/arch/ia64/include/asm/cacheflush.h
@@ -0,0 +1,33 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_IA64_CACHEFLUSH_H
+#define _ASM_IA64_CACHEFLUSH_H
+
+/*
+ * Copyright (C) 2002 Hewlett-Packard Co
+ * David Mosberger-Tang <davidm@hpl.hp.com>
+ */
+
+#include <linux/page-flags.h>
+#include <linux/bitops.h>
+
+#include <asm/page.h>
+
+#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
+#define flush_dcache_page(page) \
+do { \
+ clear_bit(PG_arch_1, &(page)->flags); \
+} while (0)
+
+extern void flush_icache_range(unsigned long start, unsigned long end);
+#define flush_icache_range flush_icache_range
+extern void clflush_cache_range(void *addr, int size);
+
+#define flush_icache_user_page(vma, page, user_addr, len) \
+do { \
+ unsigned long _addr = (unsigned long) page_address(page) + ((user_addr) & ~PAGE_MASK); \
+ flush_icache_range(_addr, _addr + (len)); \
+} while (0)
+
+#include <asm-generic/cacheflush.h>
+
+#endif /* _ASM_IA64_CACHEFLUSH_H */