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MOTOROLA
M68060 USER’S MANUAL
xxiii
LIST OF TABLES
1-1 Data Formats.................................................................................................... 1-14
1-2 Effective Addressing Modes............................................................................. 1-15
1-3 Instruction Set Summary .................................................................................. 1-16
1-4 Notational Conventions .................................................................................... 1-21
2-1 Signal Index........................................................................................................ 2-1
2-2 Transfer-Type Encoding..................................................................................... 2-4
2-3 Normal and MOVE16 Access TMx Encoding..................................................... 2-5
2-4 Alternate Access TMx Encoding ........................................................................ 2-5
2-5 SIZx Encoding .................................................................................................... 2-6
2-6 Data Bus Byte Select Signals............................................................................. 2-7
2-7 PSTx Encoding................................................................................................. 2-14
2-8 Signal Summary ............................................................................................... 2-17
4-1 Updating U-Bit and M-Bit for Page Descriptors................................................ 4-20
4-2 SFC and DFC Values....................................................................................... 4-20
5-1 TLNx Encoding................................................................................................. 5-11
5-2 Instruction Cache Line State Transitions.......................................................... 5-15
5-3 Data Cache Line State Transitions................................................................... 5-18
6-1 RND Encoding.................................................................................................... 6-4
6-2 PREC Encoding ................................................................................................. 6-4
6-3 MC68060 FPU Data Formats and Data Types .................................................. 6-7
6-4 Single-Precision Real Format Summary ............................................................ 6-8
6-5 Double-Precision Real Format Summary........................................................... 6-9
6-6 Extended-Precision Real Format Summary ..................................................... 6-10
6-7 Packed Decimal Real Format Summary .......................................................... 6-11
6-8 Floating-Point Condition Code Encoding ......................................................... 6-16
6-9 Floating-Point Conditional Tests ...................................................................... 6-18
6-10 Floating-Point Exception Vectors ..................................................................... 6-19
6-11 Unimplemented Instructions............................................................................. 6-20
6-12 Possible Operand Errors Exceptions ............................................................... 6-27
6-13 Overflow Rounding Mode Values..................................................................... 6-29
6-14 Underflow Rounding Mode Values................................................................... 6-31
6-15 Possible Divide-by-Zero Exceptions................................................................. 6-33
6-16 Rounding Mode Values .................................................................................... 6-34
7-1 Data Bus Requirements for Read and Write Cycles .......................................... 7-7
7-2 Summary of Access Types vs. Bus Signal Encoding......................................... 7-9
7-3 Memory Alignment Influence on Noncachable and
Writethrough Bus Cycles.................................................................................. 7-12
7-4 Interrupt Acknowledge Termination Summary ................................................. 7-34
7-5 Termination Result Summary........................................................................... 7-46
7-6 MC68040-Arbitration Protocol Transition Conditions ....................................... 7-55
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