efibootmgr: add option to set device where EFI-patition is at

useful when it's not /dev/sda

Closes: #5781 [via git-merge-pr]

srcpkgs/efibootmgr/files/efibootmgr-kernel-hook.confd

@@ -4,3 +4,5 @@ MODIFY_EFI_ENTRIES=0
 # MODIFY_EFI_ENTRIES=1
 # Kernel command-line options.  Example:
 # OPTIONS="root=/dev/sda3"
+# Disk where EFI Partition is.  Default is /dev/sda
+# DISK="/dev/sda"

srcpkgs/efibootmgr/files/kernel.d/efibootmgr.post-install

@@ -14,6 +14,11 @@ fi
 
 OPTIONS="${OPTIONS} initrd=/initramfs-${VERSION}.img"
 
+args=""
+if ["x${DISK}" != x]; then
+	args="-d $DISK"
+fi
+
 # get major version, e.g. "4.8" for "linux4.8"
 major_version=$(echo $PKGNAME | cut -c 6-)
 
@@ -31,7 +36,7 @@ if [ "$existing_entry" != "" ]; then
 fi
 
 # create the new entry
-efibootmgr -qc -L "Void Linux with kernel ${major_version}" -l /vmlinuz-${VERSION} -u "${OPTIONS}"
+efibootmgr -qc $args -L "Void Linux with kernel ${major_version}" -l /vmlinuz-${VERSION} -u "${OPTIONS}"
 
 # restore the boot order
 efibootmgr -qo $bootorder

srcpkgs/efibootmgr/template

@@ -1,7 +1,7 @@
 # Template file for 'efibootmgr'
 pkgname=efibootmgr
 version=14
-revision=1
+revision=2
 hostmakedepends="pkg-config"
 makedepends="libefivar-devel zlib-devel pciutils-devel"
 short_desc="Tool to modify UEFI Firmware Boot Manager Variables"