
Memory-Mapped Register Summary
MOTOROLA
MC68322 USER’S MANUAL
C-3
C.1 MC68322 MASK REGISTER
The MC68322 mask (322MSK) register reflects the revision number of the MC68322 chip.
C.2 TEST REGISTER
The test register contains fields that should not be read or written.
RGP Bus Activity
This field indicates the current bus activity while the RGP is processing a display list.
GDMA
INT.
REG.
ENABLE
00FFF740 XXXXXXXX XXXXX000
BSY FLL TCR CMP ILA
00FFF742 XXXXXXXX XXX00000
INT.LEVEL
00FFF744 XXXXXXXX XXXXX000
PDMA
INT.
REG.
ENABLE
00FFF750 XXXXXXXX XXXXX000
BSY FLL TCR CMP ILA
00FFF752 XXXXXXXX XXX00000
INT.LEVEL
00FFF754 XXXXXXXX XXXXX000
PIER
ENABLE
00FFF760 XXXXX000 00000000
IVD CRD DRD IHL INH AFL AFH STL STH SNL SNH
00FFF762 XXXXX000 00000000
INT.LEVEL
00FFF764 XXXXXXXX XXXXX000
EXIR0
ENB2 ENB0
00FFF770 XXXXXXXX XXXXXX00
STS2 REQ2 STS0 REQ0
00FFF772 XXXXXXXX XXXX0000
INT.LEVEL
00FFF774 XXXXXXXX XXXXX000
MODE2
MODE0
00FFF776 XXXXXXXX XXXX0000
SEN2 SEN0
00FFF778 XXXXXXXX XXXXXX00
EXIR1
ENB3 ENB1
00FFF780 XXXXXXXX XXXXXX00
STS3 REQ3 STS1 REQ1
00FFF782 XXXXXXXX XXXX0000
INT.LEVEL
00FFF784 XXXXXXXX XXXXX000
MODE3
MODE1
00FFF786 XXXXXXXX XXXX0000
SEN3 SEN1
00FFF788 XXXXXXXX XXXXXX00
SIER
ENABLE
00FFF790 XXXXXXX0 00000000
EIA CIA
EVENT
00FFF792 XXXXXXX0 00000000
SET
00FFF794 XXXXXXXX X0000000
MSRR
GDR PDR RGP PVC
00FFF7A0 XXXXXXXX XXXX0000
RSR
0000
HIGHWORD
00FFF800 00000000
00000000
LOWWORD
0
00FFF802 00000000
00000000
RDR
0000
HIGHWORD
00FFF804 00000000
00000000
LOWWORD
0
00FFF806 00000000
00000000
MMAR
BASE ADDRESS
00FFF900 XXXXXXXX XXXX0000
322MSK
REV
00FFF902 00000000
00000000
DMASP
SPD
00FFF904 00000000
00000000
TEST
REG.
RGP BUS ACTIVITY
00FFFA00 00000000
00000000
DMA IPL MD
00FFFA02 XXXXXXXX XXXXX000
PDMA
GDMA
TMR
PCOM
RGP
PVC
00FFFA04 00000000
00000000
SFT
EX1 EX0
PPI
00FFFA06 XXX00000
00000000
Table C-1. Memory-Mapped Register Set (Continued)
REG
MEMORY MAP
ADDRESS
VALUE AT RESET
15 14 13 12 11 10
9876543210
HIGH BYTE LOW BYTE
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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