The EFI_RNG_PROTOCOL is needed for Linux' KASLR.

QEMU can provide a virtio-rng device to emulate a hardware random number
generator which is supported by our virtio_rng driver.

Enabling CONFIG_DM_RNG will enable CONFIG_VIRTIO_RNG and
CONFIG_EFI_RNG_PROTOCOL by default too.

Signed-off-by: Heinrich Schuchardt <heinrich.schucha...@canonical.com>
---
 board/emulation/qemu-riscv/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/board/emulation/qemu-riscv/Kconfig 
b/board/emulation/qemu-riscv/Kconfig
index 6114e1b812..21d6160f01 100644
--- a/board/emulation/qemu-riscv/Kconfig
+++ b/board/emulation/qemu-riscv/Kconfig
@@ -53,6 +53,7 @@ config BOARD_SPECIFIC_OPTIONS # dummy
        imply NVME
        imply PCI
        imply PCIE_ECAM_GENERIC
+       imply DM_RNG
        imply SCSI
        imply DM_SCSI
        imply SYS_NS16550
-- 
2.40.1

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