diff options
Diffstat (limited to 'hw/riscv')
-rw-r--r-- | hw/riscv/virt.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c index bc424dd..f2ce566 100644 --- a/hw/riscv/virt.c +++ b/hw/riscv/virt.c @@ -21,6 +21,7 @@ #include "qemu/osdep.h" #include "qemu/units.h" #include "qemu/error-report.h" +#include "qemu/guest-random.h" #include "qapi/error.h" #include "hw/boards.h" #include "hw/loader.h" @@ -998,6 +999,7 @@ static void create_fdt(RISCVVirtState *s, const MemMapEntry *memmap, MachineState *mc = MACHINE(s); uint32_t phandle = 1, irq_mmio_phandle = 1, msi_pcie_phandle = 1; uint32_t irq_pcie_phandle = 1, irq_virtio_phandle = 1; + uint8_t rng_seed[32]; if (mc->dtb) { mc->fdt = load_device_tree(mc->dtb, &s->fdt_size); @@ -1046,6 +1048,10 @@ update_bootargs: if (cmdline && *cmdline) { qemu_fdt_setprop_string(mc->fdt, "/chosen", "bootargs", cmdline); } + + /* Pass seed to RNG */ + qemu_guest_getrandom_nofail(rng_seed, sizeof(rng_seed)); + qemu_fdt_setprop(mc->fdt, "/chosen", "rng-seed", rng_seed, sizeof(rng_seed)); } static inline DeviceState *gpex_pcie_init(MemoryRegion *sys_mem, |