vitasdk
Documentation of the vitasdk
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User
Kernel » System Memory Library

Exports for User. More...

Data Structures

struct  SceKernelAllocMemBlockOpt
 
struct  SceKernelFreeMemorySizeInfo
 
struct  SceKernelMemBlockInfo
 

Enumerations

enum  SceKernelMemoryAccessType { SCE_KERNEL_MEMORY_ACCESS_X = 0x01 , SCE_KERNEL_MEMORY_ACCESS_W = 0x02 , SCE_KERNEL_MEMORY_ACCESS_R = 0x04 }
 
enum  SceKernelMemoryType { SCE_KERNEL_MEMORY_TYPE_NORMAL_NC = 0x80 , SCE_KERNEL_MEMORY_TYPE_NORMAL = 0xD0 }
 

Functions

 VITASDK_BUILD_ASSERT_EQ (0x40, SceKernelAllocMemBlockOpt)
 
 VITASDK_BUILD_ASSERT_EQ (0x10, SceKernelFreeMemorySizeInfo)
 
 VITASDK_BUILD_ASSERT_EQ (0x18, SceKernelMemBlockInfo)
 
SceUID sceKernelAllocMemBlock (const char *name, SceKernelMemBlockType type, SceSize size, SceKernelAllocMemBlockOpt *opt)
 Allocates a new memory block.
 
int sceKernelFreeMemBlock (SceUID uid)
 Frees new memory block.
 
int sceKernelGetMemBlockBase (SceUID uid, void **base)
 Gets the base address of a memory block.
 
SceUID sceKernelFindMemBlockByAddr (const void *addr, SceSize size)
 
int sceKernelGetMemBlockInfoByAddr (void *base, SceKernelMemBlockInfo *info)
 
int sceKernelGetMemBlockInfoByRange (void *base, SceSize size, SceKernelMemBlockInfo *info)
 
SceUID sceKernelAllocMemBlockForVM (const char *name, SceSize size)
 
int sceKernelSyncVMDomain (SceUID uid, void *data, SceSize size)
 
int sceKernelOpenVMDomain (void)
 
int sceKernelCloseVMDomain (void)
 
int sceKernelOpenMemBlock (const char *name, int flags)
 
int sceKernelCloseMemBlock (SceUID uid)
 
int sceKernelGetModelForCDialog (void)
 Get the model number of the device.
 
int sceKernelGetModel (void)
 Get the model number of the device.
 
int sceKernelGetFreeMemorySize (SceKernelFreeMemorySizeInfo *info)
 Get free memory size in bytes.
 
int sceKernelIsPSVitaTV (void)
 

Variables

SceSize SceKernelAllocMemBlockOpt::size
 
SceUInt32 SceKernelAllocMemBlockOpt::attr
 
SceSize SceKernelAllocMemBlockOpt::alignment
 
SceUInt32 SceKernelAllocMemBlockOpt::uidBaseBlock
 
const char * SceKernelAllocMemBlockOpt::strBaseBlockName
 
int SceKernelAllocMemBlockOpt::flags
 
int SceKernelAllocMemBlockOpt::reserved [10]
 Unknown flags 0x10 or 0x30 for sceKernelOpenMemBlock.
 
int SceKernelFreeMemorySizeInfo::size
 sizeof(SceKernelFreeMemorySizeInfo)
 
int SceKernelFreeMemorySizeInfo::size_user
 Free memory size for *_USER_RW memory.
 
int SceKernelFreeMemorySizeInfo::size_cdram
 Free memory size for USER_CDRAM_RW memory.
 
int SceKernelFreeMemorySizeInfo::size_phycont
 Free memory size for USER_MAIN_PHYCONT_*_RW memory.
 
SceSize SceKernelMemBlockInfo::size
 
void * SceKernelMemBlockInfo::mappedBase
 
SceSize SceKernelMemBlockInfo::mappedSize
 
int SceKernelMemBlockInfo::memoryType
 
SceUInt32 SceKernelMemBlockInfo::access
 
SceKernelMemBlockType SceKernelMemBlockInfo::type
 

Detailed Description

Exports for User.

Using this library in your project

Include the header file in your project:

#include <psp2/kernel/sysmem.h>


Link the library to the executable:

SceSysmem_stub


Data Structure Documentation

◆ SceKernelAllocMemBlockOpt

struct SceKernelAllocMemBlockOpt
Data Fields
SceSize size
SceUInt32 attr
SceSize alignment
SceUInt32 uidBaseBlock
const char * strBaseBlockName
int flags
int reserved[10] Unknown flags 0x10 or 0x30 for sceKernelOpenMemBlock.

◆ SceKernelFreeMemorySizeInfo

struct SceKernelFreeMemorySizeInfo
Data Fields
int size sizeof(SceKernelFreeMemorySizeInfo)
int size_user Free memory size for *_USER_RW memory.
int size_cdram Free memory size for USER_CDRAM_RW memory.
int size_phycont Free memory size for USER_MAIN_PHYCONT_*_RW memory.

◆ SceKernelMemBlockInfo

struct SceKernelMemBlockInfo
Data Fields
SceSize size
void * mappedBase
SceSize mappedSize
int memoryType
SceUInt32 access
SceKernelMemBlockType type

Enumeration Type Documentation

◆ SceKernelMemoryAccessType

enum SceKernelMemoryAccessType
Enumerator
SCE_KERNEL_MEMORY_ACCESS_X 
SCE_KERNEL_MEMORY_ACCESS_W 
SCE_KERNEL_MEMORY_ACCESS_R 

◆ SceKernelMemoryType

enum SceKernelMemoryType
Enumerator
SCE_KERNEL_MEMORY_TYPE_NORMAL_NC 
SCE_KERNEL_MEMORY_TYPE_NORMAL 

Function Documentation

◆ VITASDK_BUILD_ASSERT_EQ() [1/3]

VITASDK_BUILD_ASSERT_EQ ( 0x40  ,
SceKernelAllocMemBlockOpt   
)

◆ VITASDK_BUILD_ASSERT_EQ() [2/3]

VITASDK_BUILD_ASSERT_EQ ( 0x10  ,
SceKernelFreeMemorySizeInfo   
)

◆ VITASDK_BUILD_ASSERT_EQ() [3/3]

VITASDK_BUILD_ASSERT_EQ ( 0x18  ,
SceKernelMemBlockInfo   
)

◆ sceKernelAllocMemBlock()

SceUID sceKernelAllocMemBlock ( const char *  name,
SceKernelMemBlockType  type,
SceSize  size,
SceKernelAllocMemBlockOpt *  opt 
)

Allocates a new memory block.

Parameters
[in]name- Name for the memory block
[in]type- Type of the memory to allocate. Use SCE_KERNEL_MEMBLOCK_TYPE_USER_*.
[in]size- Size of the memory to allocate
[in]opt- Memory block options?
Returns
SceUID of the memory block on success, < 0 on error.

◆ sceKernelFreeMemBlock()

int sceKernelFreeMemBlock ( SceUID  uid)

Frees new memory block.

Parameters
[in]uid- SceUID of the memory block to free
Returns
0 on success, < 0 on error.

◆ sceKernelGetMemBlockBase()

int sceKernelGetMemBlockBase ( SceUID  uid,
void **  base 
)

Gets the base address of a memory block.

Parameters
[in]uid- SceUID of the memory block to free
[out]base- Base address of the memory block identified by SceUID
Returns
0 on success, < 0 on error.

◆ sceKernelFindMemBlockByAddr()

SceUID sceKernelFindMemBlockByAddr ( const void *  addr,
SceSize  size 
)

◆ sceKernelGetMemBlockInfoByAddr()

int sceKernelGetMemBlockInfoByAddr ( void *  base,
SceKernelMemBlockInfo *  info 
)

◆ sceKernelGetMemBlockInfoByRange()

int sceKernelGetMemBlockInfoByRange ( void *  base,
SceSize  size,
SceKernelMemBlockInfo *  info 
)

◆ sceKernelAllocMemBlockForVM()

SceUID sceKernelAllocMemBlockForVM ( const char *  name,
SceSize  size 
)

◆ sceKernelSyncVMDomain()

int sceKernelSyncVMDomain ( SceUID  uid,
void *  data,
SceSize  size 
)

◆ sceKernelOpenVMDomain()

int sceKernelOpenVMDomain ( void  )

◆ sceKernelCloseVMDomain()

int sceKernelCloseVMDomain ( void  )

◆ sceKernelOpenMemBlock()

int sceKernelOpenMemBlock ( const char *  name,
int  flags 
)

◆ sceKernelCloseMemBlock()

int sceKernelCloseMemBlock ( SceUID  uid)

◆ sceKernelGetModelForCDialog()

int sceKernelGetModelForCDialog ( void  )

Get the model number of the device.

Returns
A value from SCE_KERNEL_MODEL

◆ sceKernelGetModel()

int sceKernelGetModel ( void  )

Get the model number of the device.

Returns
A value from SCE_KERNEL_MODEL

◆ sceKernelGetFreeMemorySize()

int sceKernelGetFreeMemorySize ( SceKernelFreeMemorySizeInfo *  info)

Get free memory size in bytes.

Parameters
[out]info- Returned free memory size for different kind of memory block types
Returns
0 on success, < 0 on error.

◆ sceKernelIsPSVitaTV()

int sceKernelIsPSVitaTV ( void  )

Variable Documentation

◆ size [1/3]

SceSize SceKernelAllocMemBlockOpt::size

◆ attr

SceUInt32 SceKernelAllocMemBlockOpt::attr

◆ alignment

SceSize SceKernelAllocMemBlockOpt::alignment

◆ uidBaseBlock

SceUInt32 SceKernelAllocMemBlockOpt::uidBaseBlock

◆ strBaseBlockName

const char* SceKernelAllocMemBlockOpt::strBaseBlockName

◆ flags

int SceKernelAllocMemBlockOpt::flags

◆ reserved

int SceKernelAllocMemBlockOpt::reserved[10]

Unknown flags 0x10 or 0x30 for sceKernelOpenMemBlock.

◆ size [2/3]

int SceKernelFreeMemorySizeInfo::size

sizeof(SceKernelFreeMemorySizeInfo)

◆ size_user

int SceKernelFreeMemorySizeInfo::size_user

Free memory size for *_USER_RW memory.

◆ size_cdram

int SceKernelFreeMemorySizeInfo::size_cdram

Free memory size for USER_CDRAM_RW memory.

◆ size_phycont

int SceKernelFreeMemorySizeInfo::size_phycont

Free memory size for USER_MAIN_PHYCONT_*_RW memory.

◆ size [3/3]

SceSize SceKernelMemBlockInfo::size

◆ mappedBase

void* SceKernelMemBlockInfo::mappedBase

◆ mappedSize

SceSize SceKernelMemBlockInfo::mappedSize

◆ memoryType

int SceKernelMemBlockInfo::memoryType

◆ access

SceUInt32 SceKernelMemBlockInfo::access

◆ type

SceKernelMemBlockType SceKernelMemBlockInfo::type