src/spu/internal/dma/imoc_dma-wait_spu.c

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#include <string.h>
#include <stdint.h>
#include <free_align.h>
#include <spu_mfcio.h>

#include <moc.h>
#include <internal/spu/imoc_dma_spu.h>

int IMOC_wait_dma(imoc_dma_request* request)
    {
    mfc_write_tag_mask(1 << request->tag_id);
    mfc_read_tag_status_all();
    if (request->remainder != 0) // check if buffer was used and copy back data from there to target
        {
        memcpy(request->target + request->size, request->buffer,
                request->remainder);
        free(request->buffer);
        }
    mfc_tag_release(request->tag_id);
    return MOC_SUCCESS;
    }

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