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-rw-r--r--arch/riscv/include/asm/cache.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/riscv/include/asm/cache.h b/arch/riscv/include/asm/cache.h
index bfd523e8f0b2..9b58b104559e 100644
--- a/arch/riscv/include/asm/cache.h
+++ b/arch/riscv/include/asm/cache.h
@@ -11,4 +11,12 @@
#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT)
+/*
+ * RISC-V requires the stack pointer to be 16-byte aligned, so ensure that
+ * the flat loader aligns it accordingly.
+ */
+#ifndef CONFIG_MMU
+#define ARCH_SLAB_MINALIGN 16
+#endif
+
#endif /* _ASM_RISCV_CACHE_H */