Changeset c6ae4c2 in mainline for uspace/lib/nic/include/nic.h


Ignore:
Timestamp:
2011-12-16T21:12:52Z (12 years ago)
Author:
Martin Decky <martin@…>
Branches:
lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
Children:
c8751452
Parents:
e2718e1
Message:

implement basic DMA memory mapping routines
no persistent locking (pinning) of the DMA memory is currently implemented (this can be dangerous)
no unmapping is implemented
special allocations (< 16 MB, < 4 GB) are not supported yet

File:
1 edited

Legend:

Unmodified
Added
Removed

  • uspace/lib/nic/include/nic.h

    re2718e1 rc6ae4c2  
    275275
    276276/* Packet DMA lock */
    277 extern void *nic_dma_lock_packet(packet_t *);
    278 extern int nic_dma_unlock_packet(packet_t *);
     277extern int nic_dma_lock_packet(packet_t *, size_t, void **);
     278extern int nic_dma_unlock_packet(packet_t *, size_t);
    279279
    280280#endif // __NIC_H__
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