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-rw-r--r--include/asm-arm/memory.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/asm-arm/memory.h b/include/asm-arm/memory.h
index bee10fcf7e8..a547ee598c6 100644
--- a/include/asm-arm/memory.h
+++ b/include/asm-arm/memory.h
@@ -68,6 +68,13 @@
#error Top of user space clashes with start of module space
#endif
+/*
+ * The XIP kernel gets mapped at the bottom of the module vm area.
+ * Since we use sections to map it, this macro replaces the physical address
+ * with its virtual address while keeping offset from the base section.
+ */
+#define XIP_VIRT_ADDR(physaddr) (MODULE_START + ((physaddr) & 0x000fffff))
+
#ifndef __ASSEMBLY__
/*