From 33c37d9784168ac75be91e890329712d9a849539 Mon Sep 17 00:00:00 2001 From: Sughosh Ganu Date: Sun, 29 Dec 2019 00:01:06 +0530 Subject: efi_rng_protocol: Install the efi_rng_protocol on the root node Install the EFI_RNG_PROTOCOL implementation for it's subsequent use by the kernel for features like kaslr. Signed-off-by: Sughosh Ganu Reviewed-by: Heinrich Schuchardt --- lib/efi_loader/efi_rng.c | 2 ++ lib/efi_loader/efi_root_node.c | 4 ++++ 2 files changed, 6 insertions(+) (limited to 'lib') diff --git a/lib/efi_loader/efi_rng.c b/lib/efi_loader/efi_rng.c index 47aaa6adca8..432c9862046 100644 --- a/lib/efi_loader/efi_rng.c +++ b/lib/efi_loader/efi_rng.c @@ -11,6 +11,8 @@ DECLARE_GLOBAL_DATA_PTR; +const efi_guid_t efi_guid_rng_protocol = EFI_RNG_PROTOCOL_GUID; + __weak efi_status_t platform_get_rng_device(struct udevice **dev) { int ret; diff --git a/lib/efi_loader/efi_root_node.c b/lib/efi_loader/efi_root_node.c index f68b0fdc610..76d18fb1a4a 100644 --- a/lib/efi_loader/efi_root_node.c +++ b/lib/efi_loader/efi_root_node.c @@ -80,6 +80,10 @@ efi_status_t efi_root_node_register(void) /* HII configuration routing protocol */ &efi_guid_hii_config_routing_protocol, (void *)&efi_hii_config_routing, +#endif +#if CONFIG_IS_ENABLED(EFI_RNG_PROTOCOL) + &efi_guid_rng_protocol, + (void *)&efi_rng_protocol, #endif NULL)); efi_root->type = EFI_OBJECT_TYPE_U_BOOT_FIRMWARE; -- cgit v1.2.3