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-rw-r--r--arch/mips/include/asm/tlbex.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/mips/include/asm/tlbex.h b/arch/mips/include/asm/tlbex.h
new file mode 100644
index 0000000000..6d97e23f30
--- /dev/null
+++ b/arch/mips/include/asm/tlbex.h
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_TLBEX_H
+#define __ASM_TLBEX_H
+
+#include <asm/uasm.h>
+
+/*
+ * Write random or indexed TLB entry, and care about the hazards from
+ * the preceding mtc0 and for the following eret.
+ */
+enum tlb_write_entry {
+ tlb_random,
+ tlb_indexed
+};
+
+extern int pgd_reg;
+
+void build_get_pmde64(u32 **p, struct uasm_label **l, struct uasm_reloc **r,
+ unsigned int tmp, unsigned int ptr);
+void build_get_pgde32(u32 **p, unsigned int tmp, unsigned int ptr);
+void build_get_ptep(u32 **p, unsigned int tmp, unsigned int ptr);
+void build_update_entries(u32 **p, unsigned int tmp, unsigned int ptep);
+void build_tlb_write_entry(u32 **p, struct uasm_label **l,
+ struct uasm_reloc **r,
+ enum tlb_write_entry wmode);
+
+extern void handle_tlbl(void);
+extern char handle_tlbl_end[];
+
+extern void handle_tlbs(void);
+extern char handle_tlbs_end[];
+
+extern void handle_tlbm(void);
+extern char handle_tlbm_end[];
+
+#endif /* __ASM_TLBEX_H */