Difference between revisions of "SceKernelDmacMgr"

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(→‎SceDmacmgrForDriver: Add SceDmacmgrForDriver_DCBA0B59)
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A big function. TO RE.
 
A big function. TO RE.
 +
 +
=== SceDmacmgrForDriver_1EDD385C ===
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{| class="wikitable"
 +
|-
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! Version !! NID
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|-
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| 0.940 || 0x1EDD385C
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|}
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 +
Returns SCE_KERNEL_ERROR_NOT_IMPLEMENTED.
  
 
=== SceDmacmgrForDriver_DCBA0B59 ===
 
=== SceDmacmgrForDriver_DCBA0B59 ===

Latest revision as of 22:59, 14 May 2022

Direct memory access control Manager

Module

Version World Privilege
1.69-3.60 Non-secure Kernel

Libraries

Known NIDs

Version Name World Visibility NID
0.990-3.60 SceDmacmgrForDriver Non-secure Kernel 0xEB4E3738
0.990 SceDmacmgr Non-secure User not present
3.60 SceDmacmgr Non-secure User 0xA9E5B2F0

Data segment layout

Address Size Description
0x0000 0x04 void* SceDmacmgrDmac0Reg membase
0x0004 0x04 void* SceDmacmgrDmac1Reg membase
0x0008 0x04 void* SceDmacmgrDmac2Reg membase
0x000C 0x04 void* SceDmacmgrDmac3Reg membase
0x0010 0x04 void* SceDmacmgrDmac4Reg membase
0x0014 0x04 void* SceDmacmgrDmac5Reg membase
0x0018 0x04 void* SceDmacmgrDmac6Reg membase
0x001C 0x1284

Types

typedef SceInt32 SceDmaOpId;

// Using internally
typedef struct SceDmaOpAlloc { // size is 0x60 on FW 0.990
	uint unk_0;
	uint unk_4;
	uint magic; // 0x81005001
	SceUID evfId;
	uint unk_10;
	uint16_t unk_14; // 1
	uint16_t unk_16;
	uint maybe_callback_1;
	uint stat;
	char unk_20[0x14];
	int curchain;
	uint unk_38; // 0
	uint unk_3C;
	const char opname[0x20];
} SceDmaOpAlloc;

typedef struct SceKernelDmaOp { // Size is 0x40-bytes on 3.60
	int data_0x00;
	int data_0x04;
	int data_0x08;
	int data_0x0C;
	void *data_0x10;
	int data_0x14;
	int data_0x18;
	int data_0x1C;
	int data_0x20;
	int data_0x24;
	void *data_0x28;
	int cpu_intr;
	uintptr_t data_0x30;
	SceUID evfid;
	SceUInt16 data_0x38;
	SceUInt16 data_0x3A;
	char *name;
} SceKernelDmaOp;

SceDmacmgrForDriver

sceKernelDmaOpSetupChainForDriver

Version NID
0.990-3.60 0x167079FC
int sceKernelDmaOpSetupChainForDriver(uint32_t opid, void *pTag, int *a3, uint32_t flag);

sceKernelDmaOpQuitForDriver

Version NID
0.990-3.60 0x03052D0D
int sceKernelDmaOpQuitForDriver(int opid);

sceKernelDmaOpAllocForDriver

Version NID
0.990-3.60 0x7CD5088A

Usages:

Module Name
SceSblSsMgr SceSblDmac5Common, Dmac5Test_Direct
SceDisplay SceDisplay
SceAudio SceSrcMix%d%d
SceCodecEngineWrapper SceVeneziaDmacMemcpy%02u, SceHwd0DmacMemcpy%02u

Allocate 0x60 bytes of heap.

Return opid = (uint)dma_op_heap_addr >> 1 | 1;

SceDmaOpId sceKernelDmaOpAllocForDriver(const char *name);

sceKernelDmaOpAssignForDriver

Version NID
0.990-3.60 0xFCE4171A

Executes Dmac5 command.

int sceKernelDmaOpAssignForDriver(SceDmaOpId opid, SceUInt32 unk1, SceUInt32 unk2);

sceKernelDmaOpFreeForDriver

Version NID
0.990-3.60 0xADFF1186
int sceKernelDmaOpFreeForDriver(int opid);

sceKernelDmaOpConcatenateForDriver

Version NID
0.990-3.60 0xA4454DEA

sceKernelDmaOpEnQueueForDriver

Version NID
0.990-3.60 0x543F54CF
int sceKernelDmaOpEnQueueForDriver(int opid);

sceKernelDmaOpDeQueueForDriver

Version NID
0.990-3.60 0x7433F70F

sceKernelDmaOpSetCallbackForDriver

Version NID
0.990-3.60 0xCF627CFD
int sceKernelDmaOpSetCallbackForDriver(int opid, int a2, int a3);

sceKernelDmaOpSyncForDriver

Version NID
0.990-3.60 0x397A917C
int sceKernelDmaOpSyncForDriver(int opid, SceUInt32 op_sync_mode, SceUInt32 timeout, SceInt32 *result);

sceKernelDmacMemcpyForDriver

Version NID
0.990-3.60 0x00896B11

Synchronous memcpy, wrapper around SceKernelDmacMgr#sceKernelDmacMemcpyAsyncForDriver.

SceInt32 sceKernelDmacMemcpyForDriver(void* dst, void* src, SceSize size);

sceKernelDmacMemsetForDriver

Version NID
0.990-3.60 0x4BAC049B

sceKernelDmaOpSetupDirectForDriver

Version NID
0.990-3.60 0x01A599E0
typedef struct SceDmaOpKey {
	char data[0x4C];
} SceDmaOpKey;

int sceKernelDmaOpSetupDirectForDriver(int opid, SceDmaOpKey *a2, int a3);

sceKernelDmacMemcpyAsyncForDriver

Version NID
0.990 0x6E81B8BF
3.60 not present

sceKernelDmacMemsetAsyncForDriver

Version NID
0.990 0x6FD7F708
3.60 not present

SceDmacmgrForDriver_BCBB5E85

Version NID
0.990-3.60 0xBCBB5E85

A big function. TO RE.

SceDmacmgrForDriver_1EDD385C

Version NID
0.940 0x1EDD385C

Returns SCE_KERNEL_ERROR_NOT_IMPLEMENTED.

SceDmacmgrForDriver_DCBA0B59

Version NID
0.940 0xDCBA0B59

Returns SCE_KERNEL_ERROR_NOT_IMPLEMENTED.

SceDmacmgrForDriver_893FCB80

Version NID
0.990-3.60 0x893FCB80

On FW 0.990 simply returns SCE_KERNEL_ERROR_NOT_IMPLEMENTED.

SceDmacmgr

This library doesn't exist on FW 0.990.

sceDmacMemcpy

Version NID
3.60 0x9B2FF739

sceDmacMemset

Version NID
3.60 0xA4C33F11