initial risc-v exampleHEADmaster

1 files changed, 33 insertions, 0 deletions

diff --git a/riscv/include/asm/mmu.h b/riscv/include/asm/mmu.h
new file mode 100644
index 0000000..355504b
--- /dev/null
+++ b/riscv/include/asm/mmu.h
@@ -0,0 +1,33 @@
+/* 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
+#ifdef CONFIG_BINFMT_ELF_FDPIC
+	unsigned long exec_fdpic_loadmap;
+	unsigned long interp_fdpic_loadmap;
+#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 */