Motorola PowerQUICC II MPC8280 Series Reference Manual page 131

USER MODEL
General-Purpose
Registers (32-Bit)
GPR0
GPR1
GPR31
Floating-Point
Registers (64-Bit)
FPR0
FPR1
FPR31
Condition Register
CR
Floating-Point Status
and Control Register
FPSCR
XER
XER
SPR 1
Link Register
LR
SPR 8
Count Register
CTR
SPR 9
Time Base Facility
(For Reading)
TBL SPR268
TBU SPR269
1
These implementation-specific registers may not be supported by other PowerPC processors or processor cores.
Figure 2-2. MPC8280 Programming Model—Registers
MOTOROLA
Freescale Semiconductor, Inc.
SUPERVISOR MODEL
Hardware
Implementation
Registers
1
HID0 SPR 1008
1
HID1 SPR 1009
1
HID2 SPR 1011
Memory Management Registers
Instruction BAT
Registers
IBAT0U SPR 528
IBAT0L SPR 529
IBAT1U SPR 530
IBAT1L SPR 531
IBAT2U SPR 532
IBAT2L SPR 533
IBAT3U SPR 534
IBAT3L SPR 535
1
IBAT4U
SPR 560
1
IBAT4L SPR 561
1
IBAT5U SPR 562
1
IBAT5L
SPR 563
1
IBAT6U SPR 564
1
IBAT6L SPR 565
1
SPR 566
IBAT7U
1
IBAT7L SPR 567
Exception Handling Registers
SPRGs
SPRG0 SPR 272
SPRG1 SPR 273
SPRG2 SPR 274
SPRG3 SPR 275
1
SPRG4 SPR 276
1
SPRG5 SPR 277
1
SPRG6 SPR 278
1
SPRG7 SPR 279
Critical Interrupt
1
Registers
CSRR0 SPR 58
CSRR1 SPR 59
Chapter 2. G2_LE Core
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Configuration Registers
Machine State
Register
MSR
Memory Base Address
Register
2
MBAR
SPR 311
Data BAT Registers
DBAT0U SPR 536
DBAT0L SPR 537
DBAT1U SPR 538
DBAT1L SPR 539
DBAT2U SPR 540
DBAT2L SPR 541
DBAT3U SPR 542
DBAT3L SPR 543
1
DBAT4U SPR 568
1
DBAT4L SPR 569
1
DBAT5U SPR 570
1
DBAT5L SPR 571
1
DBAT6U SPR 572
1
DBAT6L SPR 573
1
DBAT7U SPR 574
1
DBAT7L SPR 575
DSISR
DSISR SPR 18
Save and Restore
Registers
SRR0 SPR 26
SRR1 SPR 27
Data Address Register Data Address Register
DAR DAR
SPR 19 SPR 19
Breakpoint Registers
Instruction/Data
Address Breakpoint
1
Register
1
IABR SPR 1010
1
IABR2 SPR 1018
1
DABR SPR 1013
1
DABR2 SPR 317
Programming Model
System/Processor
Version Register
1
SVR SPR 286
PVR SPR 287
Software Table
1
Search Registers
DMISS SPR 976
DCMP SPR 977
HASH1 SPR 978
HASH2 SPR 979
IMISS SPR 980
ICMP SPR 981
RPA SPR 982
SDR1
SDR1 SPR 25
Segment Registers
SR0
SR1
SR15
Miscellaneous
Registers
Decrementer
DEC SPR 22
External Address
Register (Optional)
EAR SPR 282
Time Base Facility
(For Writing)
TBL SPR 284
TBU SPR 285
Instruction/Data Address
1
Breakpoint Control
SPR 309
IBCR
DBCR SPR 310
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