view TaskManager/kernel/schedule/DmaManager.h @ 647:7c9ded1ea750

MailManager rewrite. not yet worked.
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Sat, 21 Nov 2009 16:18:47 +0900
parents 42c94f85c779
children 3b6290c05f9f
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#ifndef INCLUDED_DMA_MANAGER
#define INCLUDED_DMA_MANAGER

#include "base.h"
#include "ListData.h"
#include "types.h"

enum dma_tag {
    DMA_READ  = 25,
    DMA_WRITE = 27,
//    DMA_READ_IN_LIST  = 29,
//    DMA_READ_OUT_LIST = 30,
    DMA_READ_TASKLIST = 31,
};

class DmaManager {
public:
    virtual ~DmaManager() {};

    BASE_NEW_DELETE(DmaManager);

    // API for DMA transfer
    virtual void dma_load(void *buf, memaddr addr, uint32 size, uint32 mask) {}
    virtual void dma_store(void *buf,memaddr addr, uint32 size, uint32 mask) {}
    virtual void dma_wait(uint32 mask) {}
    virtual void show_dma_wait(int cpu) {}

    // API for SPU inbound/outbound mailbox
    virtual void mail_write(memaddr data) {}
    virtual memaddr mail_read() { return 0; }
    
    // API for MFC list DMA transfer
    virtual void dma_loadList(ListDataPtr list, void *,uint32 mask) {}
    virtual void dma_storeList(ListDataPtr, void *buff, uint32 mask) {}
};

#endif