Revision as of 10:23, 27 October 2020

SAMU IPL, codenamed as 80000001, is the main loader of the Secure Kernel (80010001)
The header contained in it contains the following information:

Header Info

Offset	Size	Description	Notes
0x0	4	Magic	5E D7 9A 0B
0x4	4	Header Size	Little Endian (0x280)
0x8	4	Entry Point	Little Endian (0x100)
0xC	4	Payload Size	Little Endian
0x10	0x10	Padding	Zeroes
0x20	0x20	SHA256 of the decrypted payload
0x40	0x100	Padding	Ascii Zeroes
0x140	0x40	Metadata
0x180	0x100	RSA Signature
0x280	Offset at 0xC	Payload
0x280 + (Offset at 0xC)	0x100	Footer RSA Signature

@@ Line 18: / Line 18: @@
 |-
 | 0x20 || 0x20 || SHA256 of the decrypted payload ||
+|-
+| 0x40 || 0x100 || Padding || Ascii Zeroes
+|-
+| 0x140 || 0x40 || Metadata ||
+|-
+| 0x180 || 0x100 || RSA Signature ||
+|-
+| 0x280 || Offset at 0xC || Payload ||
+|-
+| 0x280 + (Offset at 0xC) || 0x100 || Footer RSA Signature ||
 |-
 |}