When the system reboots, the rng-seed that the FDT has should be
re-randomized, so that the new boot gets a new seed. Since the FDT is in
the ROM region at this point, we add a hook right after the ROM has been
added, so that we have a pointer to that copy of the FDT.
Cc: Palmer Dabbelt <palmer@dabbelt.com>
Cc: Alistair Francis <alistair.francis@wdc.com>
Cc: Bin Meng <bin.meng@windriver.com>
Cc: qemu-riscv@nongnu.org
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-id:
20221025004327.568476-6-Jason@zx2c4.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
#include "sysemu/device_tree.h"
#include "sysemu/qtest.h"
#include "sysemu/kvm.h"
+#include "sysemu/reset.h"
#include <libfdt.h>
rom_add_blob_fixed_as("fdt", fdt, fdtsize, fdt_addr,
&address_space_memory);
+ qemu_register_reset_nosnapshotload(qemu_fdt_randomize_seeds,
+ rom_ptr_for_as(&address_space_memory, fdt_addr, fdtsize));
return fdt_addr;
}