jens
5ed37017b5
Committed on the Free edition of March Hare Software CVSNT Server. Upgrade to CVS Suite for more features and support: http://march-hare.com/cvsnt/ git-svn-id: http://moon:8086/svn/vhdl/trunk@298 cc03376c-175c-47c8-b038-4cd826a8556b
18 lines
621 B
Plaintext
18 lines
621 B
Plaintext
2008-10-26
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- Area-Optimierung: DIV und MUL verwenden gleiche Ressourcen
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- Area-Optimierung: MUL32x32 primitive für Virtex-4
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- shifter: log shifter besser als built-in sll, srl, sra? Nein (2008-10-27)
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- External COP 1..3 interface
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- FPU (COP1)
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- MMU
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2008-10-27
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- Area vs. speed : Pipeline-stall statt forwarding
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- Caches: - Lock-up free cache (refill critical word first then un-lock CPU) (geringer Effekt, zu kompliziert => geringere Zuverlässigkeit)
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- 1,2,4-way assoziative
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- 2nd-Level cache in System
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- Write-back policy
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2008-11-15
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- Bus exceptions IBE DBE (BUI/Cache restart notwendig)
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