Added IDPS-patcher to GRUB env scripts

resources/boot/grub/env-176.cfg

@@ -1,3 +1,5 @@
+source (memdisk)/boot/grub/env-common.cfg
+
 ### OPTIONAL
 
 # Enable bootverbose flag
@@ -7,7 +9,6 @@
 # corresponding `mov` instruction.
 write_dword 0x260443C 0x800 0x800
 
-
 ### REQUIRED
 
 # Enable cn_mute flag

resources/boot/grub/env-common.cfg

@@ -0,0 +1,54 @@
+### IDPS
+
+# Unknown
+# ====================
+write_dword 0x9B498 0x0
+
+# Product Code: Unknown
+# ====================
+# Used by `sceSblAIMgrIs*` functions. Seems to be always 0x01.
+write_byte 0x9B49C 0x01
+
+# Product Code: Target ID
+# =======================
+# These values are stored in big-endian format.
+# Used by `sceSblAIMgrIs*` functions.
+# Values:
+# - 0x80  Diag (TEST)
+# - 0x81  DevKit (TOOL)
+# - 0x82  TestKit (DEX)
+# - 0x83  Retail (CEX:J1)
+# - 0x84  Retail (CEX:UC2)
+# - 0x85  Retail (CEX:CEL)
+# - 0x86  Retail (CEX:KR2)
+# - 0x87  Retail (CEX:CEK)
+# - 0x88  Retail (CEX:MX2)
+# - 0x89  Retail (CEX:AU3)
+# - 0x8A  Retail (CEX:E12)
+# - 0x8B  Retail (CEX:TW1)
+# - 0x8C  Retail (CEX:RU3)
+# - 0x8D  Retail (CEX:CN9)
+# - 0x8E  Retail (CEX:HK5)
+# - 0x8F  Retail (CEX:BR2)
+# - 0x90  Retail (CEX:?)
+# - 0x91  Retail (CEX:?)
+write_byte 0x9B49D 0x82
+
+# Product Subcode
+# ===============
+write_byte 0x9B49E 0x00
+write_byte 0x9B49F 0x00
+
+# Chasis Check
+# ============
+write_byte 0x9B4A0 0x00
+write_byte 0x9B4A1 0x00
+
+# Identifier
+# ==========
+write_byte 0x9B4A0 0x11
+write_byte 0x9B4A1 0x22
+write_byte 0x9B4A2 0x33
+write_byte 0x9B4A3 0x44
+write_byte 0x9B4A4 0x55
+write_byte 0x9B4A5 0x66