Changes between Version 51 and Version 52 of VirtualMemory


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Timestamp:
Jul 31, 2013, 12:00:52 PM (11 years ago)
Author:
joannou
Comment:

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  • VirtualMemory

    v51 v52  
    103103 * The L  bit is set by the hardware, when the page is accessed by a local processor or coprocessor, after a TLB miss, and when it is not already set.
    104104 * The R  bit is set by the hardware, when the page is accessed by a remote processor or coprocessor, after a TLB miss, and when it is not already set.
    105 These page table updates use atomic access (LL/SC).
     105These page table updates use atomic access (CAS).
    106106
    107107The PPN2 value (28 bits) must be concatened with the page offset (12 bits) to build the 40 bits physical address.