5.19 The following table shows the contents of a four-entry TLB. Entry-ID Valid VA Page Modified Protection PA Page 140

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5 19 The Following Table Shows The Contents Of A Four Entry Tlb Entry Id Valid Va Page Modified Protection Pa Page 140 1 (25.87 KiB) Viewed 53 times

5.19 The following table shows the contents of a four-entry TLB. Entry-ID Valid VA Page Modified Protection PA Page 140 40 200 280 RW 31 1 0 1 2 3 4 1 O 1 0 RW RX RO 30 34 32 1 1 5.19.1 (5) <$5.7> Under what scenarios would entry 3's valid bit be set to zero? 5.19.2 (5) <$5.7> What happens when an instruction writes to VA page 30? When would a software managed TLB be faster than a hardware managed TLB? 5.19.3 [5] <$5.7> What happens when an instruction writes to VA page 2007