Notebook:

Disk /dev/nvme0n1: 238.47 GiB, 256060514304 bytes, 500118192 sectors
Disk model: PM961 NVMe SAMSUNG 256GB
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: 4DE6CEA6-A2E2-4B76-901A-5F37D0F01930

Device             Start       End   Sectors   Size Type
/dev/nvme0n1p1      2048 498989710 498987663 237.9G Linux filesystem
/dev/nvme0n1p2 498991104 500118158   1127055 550.3M Linux filesystem


findmnt -n -o SOURCE -T "/efi"
/dev/nvme0n1p2


Desktop:

Disk /dev/sda: 111.8 GiB, 120040980480 bytes, 234455040 sectors
Disk model: SanDisk SSD PLUS
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: 8AD62584-7DB2-44EB-B242-AD51AF754FDA

Device         Start       End   Sectors   Size Type
/dev/sda1       2048 233326558 233324511 111.3G Linux filesystem
/dev/sda2  233326592 234455006   1128415   551M Linux filesystem

findmnt -n -o SOURCE -T "/efi"
/dev/sda2

efibootmgr -v

BootCurrent: 0005
Timeout: 1 seconds
BootOrder: 0000,0005
Boot0000* secure-boot-linux	HD(1,GPT,549fd196-00f9-4c4e-bbc9-8a0d3642975a,0x800,0xde83fdf)/File(\EFI\arch\secure-boot-linux.efi)
Boot0005* secure-boot-linux-debug HD(2,GPT,24350f02-4a7f-4cce-a2f6-bf114a9971b2,0xde84800,0x1137df)/File(\EFI\arch\secure-boot-linux.efi)