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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /arch/mips/mm/tlb-funcs.S
parentInitial commit. (diff)
downloadlinux-upstream/4.19.249.tar.xz
linux-upstream/4.19.249.zip
Adding upstream version 4.19.249.upstream/4.19.249upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/mips/mm/tlb-funcs.S')
-rw-r--r--arch/mips/mm/tlb-funcs.S40
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/mips/mm/tlb-funcs.S b/arch/mips/mm/tlb-funcs.S
new file mode 100644
index 000000000..00fef578c
--- /dev/null
+++ b/arch/mips/mm/tlb-funcs.S
@@ -0,0 +1,40 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Micro-assembler generated tlb handler functions.
+ *
+ * Copyright (C) 2013 Broadcom Corporation.
+ *
+ * Based on mm/page-funcs.c
+ * Copyright (C) 2012 MIPS Technologies, Inc.
+ * Copyright (C) 2012 Ralf Baechle <ralf@linux-mips.org>
+ */
+#include <asm/asm.h>
+#include <asm/export.h>
+#include <asm/regdef.h>
+
+#define FASTPATH_SIZE 128
+
+LEAF(tlbmiss_handler_setup_pgd)
+1: j 1b /* Dummy, will be replaced. */
+ .space 64
+END(tlbmiss_handler_setup_pgd)
+EXPORT(tlbmiss_handler_setup_pgd_end)
+EXPORT_SYMBOL_GPL(tlbmiss_handler_setup_pgd)
+
+LEAF(handle_tlbm)
+ .space FASTPATH_SIZE * 4
+END(handle_tlbm)
+EXPORT(handle_tlbm_end)
+
+LEAF(handle_tlbs)
+ .space FASTPATH_SIZE * 4
+END(handle_tlbs)
+EXPORT(handle_tlbs_end)
+
+LEAF(handle_tlbl)
+ .space FASTPATH_SIZE * 4
+END(handle_tlbl)
+EXPORT(handle_tlbl_end)