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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /arch/openrisc/include/asm/cache.h
parentInitial commit. (diff)
downloadlinux-upstream.tar.xz
linux-upstream.zip
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/openrisc/include/asm/cache.h')
-rw-r--r--arch/openrisc/include/asm/cache.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/openrisc/include/asm/cache.h b/arch/openrisc/include/asm/cache.h
new file mode 100644
index 000000000..fbc3f8cae
--- /dev/null
+++ b/arch/openrisc/include/asm/cache.h
@@ -0,0 +1,27 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * OpenRISC Linux
+ *
+ * Linux architectural port borrowing liberally from similar works of
+ * others. All original copyrights apply as per the original source
+ * declaration.
+ *
+ * OpenRISC implementation:
+ * Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com>
+ * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
+ * et al.
+ */
+
+#ifndef __ASM_OPENRISC_CACHE_H
+#define __ASM_OPENRISC_CACHE_H
+
+/* FIXME: How can we replace these with values from the CPU...
+ * they shouldn't be hard-coded!
+ */
+
+#define __ro_after_init __read_mostly
+
+#define L1_CACHE_BYTES 16
+#define L1_CACHE_SHIFT 4
+
+#endif /* __ASM_OPENRISC_CACHE_H */