HD6417706 RENESAS [Renesas Technology Corp], HD6417706 Datasheet - Page 33

• Manufacturer Part Number: HD6417706
• Description: Renesas 32-Bit RISC Microcomputer Super RISC engine Family/SH7700 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Figures
Section 1 Overview
Figure 1.1 SH7706 Block Diagram ................................................................................................3
Figure 1.2 Pin Assignment (FP-176C)............................................................................................4
Figure 1.3 Pin Assignment (TBP-208A).........................................................................................5
Section 2 CPU
Figure 2.1 Register Configuration ................................................................................................14
Figure 2.2 General Registers.........................................................................................................15
Figure 2.3 System Registers .........................................................................................................16
Figure 2.4 Control Registers .........................................................................................................17
Figure 2.5 Data Format in Memory ..............................................................................................21
Figure 2.6 Processor State Transitions..........................................................................................49
Section 3 Memory Management Unit (MMU)
Figure 3.1 MMU Functions ..........................................................................................................52
Figure 3.2 Virtual Address Space Mapping..................................................................................54
Figure 3.3 Overall Configuration of the TLB ...............................................................................59
Figure 3.4 Virtual Address and TLB Structure.............................................................................60
Figure 3.5 TLB Indexing (IX = 1) ................................................................................................61
Figure 3.6 TLB Indexing (IX = 0) ................................................................................................61
Figure 3.7 Objects of Address Comparison ..................................................................................63
Figure 3.8 Operation of LDTLB Instruction.................................................................................66
Figure 3.9 Synonym Problem .......................................................................................................68
Figure 3.10 MMU Exception Generation Flowchart ....................................................................73
Figure 3.11 MMU Exception Signals in Instruction Fetch ...........................................................74
Figure 3.12 MMU Exception Signals in Data Access ..................................................................75
Figure 3.13 Specifying Address and Data for Memory-Mapped TLB Access .............................77
Section 4 Exception Processing
Figure 4.1 Vector Addresses.........................................................................................................82
Figure 4.2 Example of Acceptance Order of General Exceptions ................................................84
Section 5 Cache
Figure 5.1 Cache Structure ...........................................................................................................99
Figure 5.2 Cache Search Scheme (Normal Mode)......................................................................105
Figure 5.3 Write-Back Buffer Configuration..............................................................................106
Figure 5.4 Specifying Address and Data for Memory-Mapped Cache Access...........................109
Section 6 Interrupt Controller (INTC)
Figure 6.1 INTC Block Diagram ................................................................................................112
Figure 6.2 Example of IRL Interrupt Connection.......................................................................115
Figure 6.3 Interrupt Operation Flowchart ...................................................................................130
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