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• SceDeci4pSDeci2p
  DECI4P System DECI2P. SceDeci4pSDeci2p seems to be a compatibility layer for DECI2P which
  1,007 bytes (128 words) - 20:57, 1 May 2023
• Applications
  <attribute spawn_by="system" platform="cex,dex,tool" media="memcard,memcard_patch"> ...tems that games cannot. Therefore a usermode exploit is more valuable in a system application like [[ScePspEmu]], [[PSM]], [[CMA]] or even better [[SceShell]
  6 KB (969 words) - 16:52, 10 October 2022
• SceUlobjDbg
  ...|| Non-secure || User || 0x49F67FCF. Present in [[SceFiber]] module since System Software version 1.800.071.
  885 bytes (95 words) - 16:52, 30 March 2024
• Memory System
  This page documents Kermit memory system internals. Any device connected to the memory system, such as ARM cores, DMA controllers, LPDDR2...
  9 KB (1,367 words) - 17:27, 25 November 2023
• Robin
  ...are image is stored in wlanbt_robin_img_ax.skprx starting at offset 305 on System Software version 3.600.011.
  1 KB (215 words) - 22:30, 17 January 2024
• Barkley
  Barkley is the PS Vita Motion Sensor. It is also referred as "Motion" in the System Software SDK. It is still unknown if Barkley is only the gyroscope or the f
  1 KB (176 words) - 19:02, 8 January 2024
• Boot Sequence
  ...s the per-console [[SLSK]] personalization layer that was added during the System Software installation. After that, it decrypts the factory-encrypted [[SLSK ....enp in and again decrypts the per-console layer that was added during the System Software installation, and the factory layer. At this point the cmep proces
  12 KB (1,757 words) - 08:24, 9 August 2023
• Kprx auth sm
  ...art a fSELF with an unsupported program-authority-id eventually causes the system to throw error code 0x800f0616.
  1 KB (173 words) - 21:57, 1 May 2023
• SceFiber
  ...Non-secure || User || 0x49F67FCF. Present in [[SceUlobjDbg]] module before System Software version 1.800.071.
  2 KB (212 words) - 11:52, 31 March 2024
• SceSblSsSmComm
  Calling a function without satisfying the conditions freezes the system. ...up to and including System Software version 1.692.000, then removed since System Software version 1.800.071 for security reasons.
  9 KB (1,030 words) - 15:37, 27 August 2023
• Secure Block
  The Secure Block, abbreviated as SBL, is a part of the PS Vita System Software running on the [[CMeP]] processor. The Secure Block runs the [[Sec
  2 KB (200 words) - 19:40, 29 March 2023
• Syscalls
  ...ast syscalls. If a syscall is not imported by any running processes on the system, it is not callable regardless of if it is exported by the [[Kernel]].
  4 KB (680 words) - 04:12, 1 May 2023
• SceEnumWakeUp
  ...dule is usually loaded by the [[SceSysStateMgr#System_Configuration_script|System Configuration script]] when the console starts because of USB enumeration.
  2 KB (235 words) - 21:00, 1 May 2023
• Dbgp protocol
  [[SceDeci4pDbgp]] registers a single protocol for the whole system. [[SceDeci4pSDbgp]] registers a protocol for each CPU of the system (<code>SDBGPx</code> = CPU <code>x</code>).
  11 KB (1,472 words) - 21:59, 1 November 2023
• Molecule
  ...actors that made it a slow process), work began in parallel to reverse the system software and find vulnerabilities that would grant code execution in kernel ...ately, Sony used the source code of UVLoader to secure the system in later System Software updates and make usermode code loading a much harder reality.
  5 KB (815 words) - 23:37, 16 July 2023
• Kernel Boot Loader
  The Kernel Boot Loader is (likely) the third stage bootloader of the PS Vita system. It is <code>kernel_boot_loader.self</code> in the [[Boot Sequence#Boot Par ...The L2 cache is also setup at this point. After this point, the low-level system is finished initializing.
  6 KB (918 words) - 04:43, 1 May 2023
• SceSamantha
  Only present in early System Software versions (for example 0.940). This module is certainly for prototy
  3 KB (362 words) - 00:12, 1 April 2024
• Certified File
  * system software package (e.g. .pkg, .spkg_hdr.X) | 3 || SPKG || signed-package || Used for [[PKG_files#Firmware_Packages|System Software Packages]]
  15 KB (1,467 words) - 22:09, 1 May 2023
• SceDeci4pSDbgp
  DECI4P System Debug Process.
  2 KB (221 words) - 15:18, 1 November 2023
• SceUsbMass
  The definitions in this section are based on offsets of System Software version 3.600.011.
  3 KB (299 words) - 21:38, 1 May 2023
• Codenames
  * [[Abby]]: Battery Fuel Gauge (System-Side Impedance Track™ Fuel Gauge With Integrated LDO). SCE's temporary co
  1 KB (193 words) - 21:36, 17 January 2024
• EMMC
  | 0x4 || fat16 || 0xB000000 || 0x10000000 || vs0: || Shell vsh, System app/libraries. | 0x4 || fat16 || 0xB000000 || 0x10000000 || vs0: || Shell vsh, System app/libraries.
  6 KB (793 words) - 01:13, 23 February 2024
• SceExfatfs
  SceExfatfs handles FAT12/UVFAT12/FAT16/FAT32/exFAT file system parsing. It also supports TFAT32 or TexFAT which are transaction safe equiv
  2 KB (294 words) - 10:49, 12 November 2023
• Security
  If something needs to be decrypted from a user/system application ([[PVF]], SELF or [[PUP]] for example), first the request is pa ...dules initialization), it is possible to revoke just about anything on the system. Any hack that can happen before the revoke list is loaded would likely cou
  6 KB (1,004 words) - 08:27, 4 August 2023
• System Software
  ;System ;System
  36 KB (5,184 words) - 10:38, 14 January 2024
• Kernel
  The Core UID is 15-bits so in theory the system can create to 0x8000 (32768) objects ...makes use of stack canaries to detect stack buffer overflows and halts the system when an overflow is detected.
  14 KB (1,710 words) - 17:03, 27 July 2023
• Venezia
  ...g Engine / Zen-Inspired Architecture) is a Toshiba original multi-core sub-system which has multiple sets of ...e. But literally there is no secure_kernel, so a full resume fails and the system does not work properly.
  7 KB (930 words) - 15:16, 10 November 2023
• Suspend
  When the system is suspended, it enters a low power state where the main application proces To suspend the system, PS Vita saves the current context into a buffer and sends it to [[Syscon]]
  12 KB (1,871 words) - 04:36, 19 June 2022
• Updater
  ...components in user, kernel, and secure kernel work together to update the system. All the relevant libraries are documented in this one page because they wo Once the system restarts into update mode, the updater runs. Normally, it runs in GUI mode
  12 KB (1,734 words) - 06:42, 22 January 2023
• TrustZone
  ...application processor and the CMeP security processor. In addition, since System Software version 2.10, kernel process exceptions invoke a TrustZone call to ...ecure World. The DRAM region <code>0x40000000</code> for 2MB (3MB prior to System Software version 3.50) can only be accessed in Secure World. This is where
  6 KB (860 words) - 00:18, 19 January 2024
• Hardware Timers
  The PSVita system embeds 8 Word timers (<code>SceWT0</code> to <code>SceWT7</code>) and 6 Lon | <code>GT</code> || 0xE20B0000 || ? || Never used by the operating system
  7 KB (928 words) - 19:48, 22 February 2024
• SceNetPs
  SceNetPs module is stored in file bootfs:net_ps.elf and since System Software version 3.61 also in os0:kd/net_ps_dev.skprx. net_ps_dev.skprx was introduced in System Software 3.61 to patch HENkaku kernel exploit. net_ps_dev.skprx exists only
  11 KB (1,445 words) - 21:21, 1 May 2023
• PUP
  | 0x10 || 0x8 || Update Version (System Firmware Version or Ernie Update Version). For Bic, Abby, it is <source lan ...er level. Before System Software version 1.692.000, always set to 0. Since System Software version 1.692.000, always set to 1 in os0 and slb2 SPKGs. Since FW
  11 KB (1,779 words) - 17:40, 6 January 2024
• SceVeneziaWrapper
  '''For the equivalent of this module on System Software versions more recent than 1.692.000, see [[SceCodecEngineWrapper]]
  5 KB (469 words) - 01:16, 9 August 2023
• Error codes
  | unknown || 0x800F0B33 || C1-7080-5 || Required system flags or inhibited system flags.
  10 KB (1,570 words) - 15:30, 26 November 2023
• SceDeci4pDfMgr
  // Also used in sceSDfMgrOpenForKernel in System Software version 3.20
  4 KB (489 words) - 23:33, 19 May 2023
• SceRegistryMgr
  * XXXXXXXX is system software version *0x20: SYSTEM
  21 KB (2,474 words) - 16:04, 22 July 2023
• Grover
  ==== System initialization ==== stage2 starts by "bringing up the system": initializing a lot of hardware registers, turning off unneeded parts of t
  12 KB (1,872 words) - 18:32, 8 January 2024
• Title Updates
  [[Category:System]]
  4 KB (586 words) - 19:27, 3 April 2018
• SceSysStateMgr
  This module initializes part of the kernel, then loads and parses System Configuration script which is responsible for loading the rest of the kerne = System Configuration script =
  23 KB (3,187 words) - 21:33, 1 May 2023
• NID
  | Most PSP libraries before some PSP System Software version around 3.50 * In PS Vita System Software version 0.990, [[SceSqliteVsh]] and [[SceSqlite]] modules shared t
  13 KB (1,826 words) - 23:42, 31 March 2024
• Modules
  | 0x20000 || 0x20000 || ?System module? | 0xFFFFFFFFFFFFFFFF || 0x2800000000000001 || Dummy system process authid (pid: 0x10015)
  37 KB (4,005 words) - 15:48, 8 December 2023
• PSVIMG
  When [[CMA]] is used to backup system, game, or savedata from the PS Vita to a PC or PS3, the following algorithm
  3 KB (510 words) - 08:13, 17 July 2023
• KBL Param
  ...t is used in many functions to check for features that are enabled for the system. The strategy in this buffer is to compute once for all the information tha | rowspan="2" | Skip System Update version check on CEX (but still there Manufacturing mode checks).
  33 KB (4,849 words) - 19:57, 30 March 2024
• Memory Card
  ...) and put into clone Memory Cards. However they can be blacklisted in next System Software update.
  4 KB (742 words) - 08:27, 15 August 2023
• SceVideoExport
  Embedded Memory with Playback and Recording (EMPR) is the name of a system that supports copyright protection, developed by Sony Corporation.
  5 KB (599 words) - 21:40, 1 May 2023
• Ernie Secure
  | 1 || 1 || System Software version info. || ?SceSblUpdateMgr when updating any component? | 2 || 1 || Processor version info. (Current System Software version, Syscon version, unknown processor, CP version) || ?SceSbl
  9 KB (1,287 words) - 21:59, 10 January 2024
• Bugs
  ...y vulnerabilities, but it could create system instability. However, if the system has so many (let us assume more than 3000) syscalls loaded, it may be alrea This affects at least [[SceNetPs]] malloc and system malloc internal/external.
  23 KB (3,419 words) - 11:41, 8 February 2024
• ScePaf
  ...EX ones as it has an additional library: [[#ScePafAutoTestTty]]. Some TOOL system apps import this library and crash on CEX/DEX systems because of that missi //ScePafToplevel_907BA948, fills pafSystemParam with system-specific info to prepare for top level init
  15 KB (1,685 words) - 23:47, 28 March 2024
• Main Processor
  ...1, c0, #0 || SCTLR || [[SKBL]]/[[SceDriverTzs]]/[[NSKBL]]/[[SceSysmem]] || System Control Register ...-A9 MPCore Technical Reference Manual] which is specific to the multi-core system the Vita uses. The main information of use are descriptors for the private
  14 KB (1,837 words) - 07:18, 13 January 2024

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