Difference between revisions of "SceKernelDmacMgr"
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| + | Direct memory access control Manager | ||
| + | |||
== Module == | == Module == | ||
| Line 107: | Line 109: | ||
uint16_t unk_16; | uint16_t unk_16; | ||
uint maybe_callback_1; | uint maybe_callback_1; | ||
| − | uint | + | uint stat; |
char unk_20[0x14]; | char unk_20[0x14]; | ||
| − | int | + | int curchain; |
uint unk_38; // 0 | uint unk_38; // 0 | ||
uint unk_3C; | uint unk_3C; | ||
| − | const char | + | const char opname[0x20]; |
} SceDmaOpAlloc; | } SceDmaOpAlloc; | ||
Revision as of 13:38, 26 December 2019
Direct memory access control Manager
Module
Known NIDs
| Version | Name | World | Privilege | NID |
|---|---|---|---|---|
| 1.69 | SceKernelDmacMgr | Non-secure | Kernel | 0x67E3D2D2 |
| 3.60 | SceKernelDmacMgr | Non-secure | Kernel | 0xF926C804 |
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 |
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;
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;
int sceKernelDmaOpAllocForDriver(const char* name);sceKernelDmaOpAssignForDriver
| Version | NID |
|---|---|
| 0.990-3.60 | 0xFCE4171A |
Executes Dmac5 command.
int sceKernelDmaOpAssignForDriver(int opid, int unk1, int 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 |
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_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 |