mc68ec060 Freescale Semiconductor, Inc, mc68ec060 Datasheet - Page 14

• Manufacturer Part Number: mc68ec060
• Description: Mc68060 Superscalar 68k Microprocessor Including The Lc060 And Ec060
• Manufacturer: Freescale Semiconductor, Inc

10.1.3
10.1.4
10.1.5
10.1.6
10.2
10.3
10.3.1
10.3.2
10.3.3
10.3.4
10.4
10.5
10.6
10.7
10.8
10.9
10.10
10.11
10.12
10.13
10.14
10.15
10.16
11.1
11.1.1
11.1.2
11.1.2.1
11.1.2.1.1
11.1.2.1.2
11.1.2.1.3
11.1.2.1.4
11.1.2.1.5
11.1.2.2
11.1.2.2.1
11.1.2.2.2
11.1.2.2.3
11.1.2.2.4
11.1.2.3
11.1.2.4
11.1.2.5
11.1.3
xvi
Table of Contents
Timing Assumptions ................................................................................. 10-10
Cache and ATC Performance Degradation Times ................................... 10-12
Effective Address Calculation Times ........................................................ 10-14
Move Instruction Execution Times............................................................ 10-14
Standard Instruction Execution Times ...................................................... 10-16
Immediate Instruction Execution Times.................................................... 10-17
Single-Operand Instruction Execution Times ........................................... 10-18
Shift/Rotate Execution Times ................................................................... 10-19
Bit Manipulation and Bit Field Execution Times........................................ 10-19
Branch Instruction Execution Times ......................................................... 10-21
LEA, PEA, and MOVEM Execution Times................................................ 10-22
Multiprecision Instruction Execution Times............................................... 10-22
Status Register, MOVES, and Miscellaneous
Instruction Execution Times...................................................................... 10-22
FPU Instruction Execution Times ............................................................. 10-24
Exception Processing Times .................................................................... 10-26
Guidelines for Porting Software to the MC68060 ....................................... 11-1
Dispatch Test 3: Allowable Effective Addressing Mode in the sOEP ....... 10-8
Dispatch Test 4: Allowable Operand Data Memory Reference ................ 10-8
Dispatch Test 5: No Register Conflicts on sOEP.AGU Resources .......... 10-8
Dispatch Test 6: No Register Conflicts on sOEP.IEE Resources ............ 10-9
Instruction ATC Miss .............................................................................. 10-12
Data ATC Miss ....................................................................................... 10-13
Instruction Cache Miss ........................................................................... 10-13
Data Cache Miss .................................................................................... 10-13
User Code ................................................................................................ 11-1
Supervisor Code....................................................................................... 11-1
Precise Vs. Imprecise Exception Mode .................................................... 11-6
Initialization Code (Reset Exception Handler) ........................................ 11-2
Virtual Memory Software ........................................................................ 11-3
Context Switch Interrupt Handlers.......................................................... 11-5
Trace Handlers ....................................................................................... 11-5
I/O Device Driver Software ..................................................................... 11-5
Processor Configuration Register (PCR) (MOVEC of PCR). ............... 11-2
Default Transparent Translation Register (MOVEC of TCR) ............... 11-2
MC68060 Software Package (M68060SP). ......................................... 11-2
Resource Checking (Access Error Handler) ........................................ 11-3
Translation Control Register (MOVEC of TCR).................................... 11-3
Descriptors in Cacheable Copyback Pages Prohibited........................ 11-4
Page and Descriptor Faults (Access Error Handler). ........................... 11-4
PTEST, MOVEC of MMUSR, and PLPA.............................................. 11-4
Cache Control Register (CACR) (MOVEC of CACR).......................... 11-3
Applications Information
M68060 USER’S MANUAL
Section 11
MOTOROLA