Nec Network Controller uPD98502 Manual de usuario descargar pdf (Pagina 17)

Preliminary User’s Manual S15543EJ1V0UM

LIST OF FIGURES (2/5)

Figure No. Title Page

2-29 Supervisor Mode Address Space ................................................................................................................108

2-30 Kernel Mode Address Space .......................................................................................................................111

2-31

PD98502 Physical Address Space ............................................................................................................116

2-32 CP0 Registers and TLB ...............................................................................................................................117

2-33 Format of a TLB Entry .................................................................................................................................118

2-34 Index Register..............................................................................................................................................119

2-35 Random Register.........................................................................................................................................119

2-36 EntryLo0 and EntryLo1 Registers................................................................................................................120

2-37 Page Mask Register ....................................................................................................................................121

2-38 Positions Indicated by Wired Register .........................................................................................................122

2-39 Wired Register.............................................................................................................................................122

2-40 EntryHi Register...........................................................................................................................................123

2-41 PRId Register ..............................................................................................................................................123

2-42 Config Register Format................................................................................................................................124

2-43 LLAddr Register...........................................................................................................................................125

2-44 TagLo Register ............................................................................................................................................125

2-45 TagHi Register.............................................................................................................................................125

2-46 TLB Address Translation .............................................................................................................................127

2-47 Context Register Format..............................................................................................................................131

2-48 BadVAddr Register Format..........................................................................................................................132

2-49 Count Register Format ................................................................................................................................132

2-50 Compare Register Format ...........................................................................................................................133

2-51 Status Register Format................................................................................................................................134

2-52 Status Register Diagnostic Status Field.......................................................................................................135

2-53 Cause Register Format................................................................................................................................136

2-54 EPC Register Format...................................................................................................................................138

2-55 WatchLo Register Format............................................................................................................................139

2-56 WatchHi Register Format ............................................................................................................................139

2-57 XContext Register Format ...........................................................................................................................140

2-58 Parity Error Register Format........................................................................................................................140

2-59 Cache Error Register Format.......................................................................................................................141

2-60 ErrorEPC Register Format...........................................................................................................................141

2-61 Common Exception Handling ......................................................................................................................159

2-62 TLB/XTLB Refill Exception Handling ...........................................................................................................161

2-63 Cold Reset Exception Handling ...................................................................................................................163

2-64 Soft Reset and NMI Exception Handling......................................................................................................164

2-65 Logical Hierarchy of Memory .......................................................................................................................168

2-66 Cache Support.............................................................................................................................................169

2-67 Instruction Cache Line Format.....................................................................................................................170

2-68 Data Cache Line Format..............................................................................................................................170

2-69 Cache Data and Tag Organization ..............................................................................................................171

2-70 Data Cache State Diagram..........................................................................................................................173

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Nec Network Controller uPD98502 Manual de usuario Pagina 17

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