Module_DMAManager

Module: DMAManager

Status summary

Component	Section	32-bit	64-bit	Claimant	Source	Repo summary
DMAManager	ROM modules					not built in repo, not tested in repo

Development status

Completeness

Functionality	SWIs	Services	TOTAL
0.00%	0.00%	0.00%	0.00%

Summary

DMAManager arbitrates IOMD DMA channels for podules, floppy, parallel, sound and network transfers. Clients register logical channels and queue/suspend/terminate transfers; it claims device interrupt vectors and pauses unsafe memory transfers across the PagesUnsafe/PagesSafe protocol.

Relationships

Discovered features

• Has services
• Has services fast
• Has swis
• Is hardware specific
• Uses messagetrans

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Provides

Functionality

In 32bit	In 64 bit	Interface
🔲	🔲	Hardware driver

Commands

None

SWIs

In 32bit	In 64 bit	Interface
🔲	🔲	DMA_RegisterChannel (&46140)
🔲	🔲	DMA_DeregisterChannel (&46141)
🔲	🔲	DMA_QueueTransfer (&46142)
🔲	🔲	DMA_TerminateTransfer (&46143)
🔲	🔲	DMA_SuspendTransfer (&46144)
🔲	🔲	DMA_ResumeTransfer (&46145)
🔲	🔲	DMA_ExamineTransfer (&46146)

Services

In 32bit	In 64 bit	Interface
🔲	🔲	Service_PagesSafe
🔲	🔲	Service_PagesUnsafe
🔲	🔲	Service_Reset

Vectors

None

Events

None

UpCalls

None

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Issues calls to

Services

None

Vectors

None

Events

None

UpCalls

None

Modules

• MessageTrans