SceKernelDmacMgr

sceKernelDmaOpAllocForDriver
Usages:

Allocate 0x60 bytes of heap.

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

sceKernelDmaOpAssignForDriver
Executes Dmac5 command.

SceDmacmgrForDriver_BCBB5E85
A big function. TO RE.

SceDmacmgrForDriver_893FCB80
On FW 0.990 simply returns SCE_KERNEL_ERROR_NOT_IMPLEMENTED.

SceDmacmgr
This library doesn't exist on FW 0.990.