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-rw-r--r--arch/riscv/include/asm/mmu.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/riscv/include/asm/mmu.h b/arch/riscv/include/asm/mmu.h
new file mode 100644
index 000000000..0099dc116
--- /dev/null
+++ b/arch/riscv/include/asm/mmu.h
@@ -0,0 +1,29 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2012 Regents of the University of California
+ */
+
+
+#ifndef _ASM_RISCV_MMU_H
+#define _ASM_RISCV_MMU_H
+
+#ifndef __ASSEMBLY__
+
+typedef struct {
+#ifndef CONFIG_MMU
+ unsigned long end_brk;
+#else
+ atomic_long_t id;
+#endif
+ void *vdso;
+#ifdef CONFIG_SMP
+ /* A local icache flush is needed before user execution can resume. */
+ cpumask_t icache_stale_mask;
+#endif
+} mm_context_t;
+
+void __init create_pgd_mapping(pgd_t *pgdp, uintptr_t va, phys_addr_t pa,
+ phys_addr_t sz, pgprot_t prot);
+#endif /* __ASSEMBLY__ */
+
+#endif /* _ASM_RISCV_MMU_H */