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authorPasha <pasha@member.fsf.org>2024-02-20 18:55:36 +0000
committerPasha <pasha@member.fsf.org>2024-02-20 18:55:36 +0000
commit6fca8abef7e6d7be1a9e6d93dd0f2b7fbc5b28e5 (patch)
tree9f5ccbaa6ec19ff5a42d9b3cde01f739e1d7c77d /riscv/include/asm/mmu.h
parent5e0b8d508ed51004bd836384293be00950ee62c9 (diff)
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initial risc-v exampleHEADmaster
Diffstat (limited to 'riscv/include/asm/mmu.h')
-rw-r--r--riscv/include/asm/mmu.h33
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 */