to spin up.
* grub-core/disk/ata.c (grub_atapi_identify): Use GRUB_ATA_TOUT_DEV_INIT
if dev->present is 1. Reset dev->present on failure.
(grub_ata_device_initialize): Set dev->present to 1.
* include/grub/ata.h (GRUB_ATA_TOUT_DEV_INIT): New value.
(grub_ata_device): New member 'present'.