Changes between Version 2 and Version 3 of iob_driver


Ignore:
Timestamp:
Oct 8, 2014, 6:25:39 PM (10 years ago)
Author:
alain
Comment:

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  • iob_driver

    v2 v3  
    55The [source:soft/giet_vm/giet_drivers/iob_driver.c iob_driver.c] and [source:soft/giet_vm/giet_drivers/iob_driver.h iob_driver.h] files define the IOB driver.
    66
    7 This ''vci_io_bridge'' component is a bridge allowing software to send configuration requests to external peripherals, and allowing external peripherals with a DMA capability to directly access the L3 cache (or external memory without passing through the L2 caches. This ''vci_io_bridge'' implement an IOMMU using a dedicated IOMMU page table.
     7This ''vci_io_bridge'' component is a bridge allowing software to send configuration requests to external peripherals, and allowing external peripherals with a DMA capability to directly access the internal L3 caches (or external memory) without passing through the internal L2 caches. This ''vci_io_bridge'' implement an IOMMU using a dedicated IOMMU page table.
    88
    99This component should be implemented in the cluster specified by the (X_IO / Y_IO) variables in the hard_config.h file, and