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-rw-r--r--hw/riscv/boot.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/hw/riscv/boot.c b/hw/riscv/boot.c
index 83586aef41..10a601b4dc 100644
--- a/hw/riscv/boot.c
+++ b/hw/riscv/boot.c
@@ -194,11 +194,11 @@ uint32_t riscv_load_fdt(hwaddr dram_base, uint64_t mem_size, void *fdt)
     /*
      * We should put fdt as far as possible to avoid kernel/initrd overwriting
      * its content. But it should be addressable by 32 bit system as well.
-     * Thus, put it at an aligned address that less than fdt size from end of
-     * dram or 4GB whichever is lesser.
+     * Thus, put it at an 16MB aligned address that less than fdt size from the
+     * end of dram or 3GB whichever is lesser.
      */
-    temp = MIN(dram_end, 4096 * MiB);
-    fdt_addr = QEMU_ALIGN_DOWN(temp - fdtsize, 2 * MiB);
+    temp = MIN(dram_end, 3072 * MiB);
+    fdt_addr = QEMU_ALIGN_DOWN(temp - fdtsize, 16 * MiB);
 
     fdt_pack(fdt);
     /* copy in the device tree */