diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/efi_loader/efi_disk.c | 17 | ||||
| -rw-r--r-- | lib/efi_loader/efi_setup.c | 8 |
2 files changed, 25 insertions, 0 deletions
diff --git a/lib/efi_loader/efi_disk.c b/lib/efi_loader/efi_disk.c index f269abf135..5feeb52ccb 100644 --- a/lib/efi_loader/efi_disk.c +++ b/lib/efi_loader/efi_disk.c @@ -760,3 +760,20 @@ efi_status_t efi_disk_init(void) return EFI_SUCCESS; } + +/** + * efi_disks_register() - ensure all block devices are available in UEFI + * + * The function probes all block devices. As we store UEFI variables on the + * EFI system partition this function has to be called before enabling + * variable services. + */ +efi_status_t efi_disks_register(void) +{ + struct udevice *dev; + + uclass_foreach_dev_probe(UCLASS_BLK, dev) { + } + + return EFI_SUCCESS; +} diff --git a/lib/efi_loader/efi_setup.c b/lib/efi_loader/efi_setup.c index 751beda590..45a9a1d500 100644 --- a/lib/efi_loader/efi_setup.c +++ b/lib/efi_loader/efi_setup.c @@ -246,6 +246,14 @@ efi_status_t efi_init_obj_list(void) /* Set up console modes */ efi_setup_console_size(); + /* + * Probe block devices to find the ESP. + * efi_disks_register() must be called before efi_init_variables(). + */ + ret = efi_disks_register(); + if (ret != EFI_SUCCESS) + goto out; + /* Initialize variable services */ ret = efi_init_variables(); if (ret != EFI_SUCCESS) |