mpc823rg Freescale Semiconductor, Inc, mpc823rg Datasheet - Page 261

• Manufacturer Part Number: mpc823rg
• Description: Mpc823 Powerquicc Integrated Communications Processor For Portable Systems
• Manufacturer: Freescale Semiconductor, Inc

Memory Management Unit
PS—Page Size
ASID—Address Space ID
This field represents the data TLB entry to be compared with the CASID field in the
M_CASID register.
SH—Shared Page
SPV—Subpage Validity
000 = 4K.
001 = 16K.
011 = 512K.
111 = 8M.
010 = Reserved.
100 = Reserved.
101 = Reserved.
110 = Reserved.
0 = This entry matches only if the ASID field in the data TLB entry matches the value
1 = ASID comparison is disabled for the entry.
Bit 28:
0 = Subpage 0 (address[20:21]=00) is not valid.
1 = Subpage 0 (address[20:21]=00) is valid.
Bit 29:
0 = Subpage 1 (address[20:21]=01) is not valid.
1 = Subpage 1 (address[20:21]=01) is valid.
Bit 30:
0 = Subpage 2 (address[20:21]=10) is not valid.
1 = Subpage 2 (address[20:21]=10) is valid.
Bit 31:
0 = Subpage 3 (address[20:21]=11) is not valid.
1 = Subpage 3 (address[20:21]=11) is valid.
of the M_CASID register.
Freescale Semiconductor, Inc.
For More Information On This Product,
MPC823 REFERENCE MANUAL
Go to: www.freescale.com
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