Enable the bootflow based on this bootmeth if the BootOrder EFI variable is set.
Signed-off-by: Mark Kettenis kettenis@openbsd.org --- boot/bootmeth_efi_mgr.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/boot/bootmeth_efi_mgr.c b/boot/bootmeth_efi_mgr.c index e9d973429f..db650861ff 100644 --- a/boot/bootmeth_efi_mgr.c +++ b/boot/bootmeth_efi_mgr.c @@ -14,6 +14,8 @@ #include <bootmeth.h> #include <command.h> #include <dm.h> +#include <efi_loader.h> +#include <efi_variable.h>
/** * struct efi_mgr_priv - private info for the efi-mgr driver @@ -46,13 +48,21 @@ static int efi_mgr_check(struct udevice *dev, struct bootflow_iter *iter) static int efi_mgr_read_bootflow(struct udevice *dev, struct bootflow *bflow) { struct efi_mgr_priv *priv = dev_get_priv(dev); + efi_uintn_t size; + u16 *bootorder;
if (priv->fake_dev) { bflow->state = BOOTFLOWST_READY; return 0; }
- /* To be implemented */ + /* Enable this method if the "BootOrder" UEFI exists. */ + bootorder = efi_get_var(u"BootOrder", &efi_global_variable_guid, + &size); + if (bootorder) { + bflow->state = BOOTFLOWST_READY; + return 0; + }
return -EINVAL; }