Program Type

Value	Name	Device	Files	Remarks
1	LV0 / level 0	PS3		load by lv0ldr, auth by lv0ldr
2	LV1 / level 1	PS3		load by lv0, auth by lv1ldr
3	LV2 / level 2	PS3		load by lv1, auth by lv2ldr
4	APP / Application	PS3		load by lv1, auth by appldr
5	ISO / Isolated SPU Module	PS3		load by lv1, auth by isoldr
6	LDR / Secure Loader	PS3		load by lv0(for lv1ldr)/lv1(for appldr, isoldr, lv2ldr), auth by metldr
7	KERNEL / Kernel PRX	PS3, PSVita	PSVita kernel modules (.skprx)	load by lv1, auth by appldr
8	NPDRM / NPDRM Application	PS3, PSVita	NPDRM SELF and PSVita SDK fSELF (eboot.bin, .suprx)	load by lv1, auth by appldr
9	BOOT	PSVita	kernel_boot_loader.self
0xB	SECURE / Secure Module	PSVita	os0:sm/*.self and slb2:kprx_auth_sm.self
0xD	USER / System Usermode Module	PSVita	system usermode modules (.self, eboot.bin, .suprx)
0xE	unknown	PSVita		seen in applier_sm.self -> Maybe DIFF.