mpc823rg Freescale Semiconductor, Inc, mpc823rg Datasheet - Page 252

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

When read, this bit returns MD_EPN[10:19] when MD_CTR
when MD_CTR
PS—Page Size
When written, this field has the following settings and is set to 0 on a data TLB miss. When
this field is read, it returns a zero.
When read, this field returns MD_EPN[10:19] when MD_CTR
when MD_CTR
WT—Writethrough
When written, this bit has the following settings and is set to 1 on a data TLB miss. When
this bit is read, it returns a zero.
V—Valid
When written, this bit has the following settings and is set to 1 on a data TLB miss. When
this bit is read, it returns a zero.
00 = Small (4K or 16K).
01 = 512K.
11 = 8M.
10 = Reserved.
0 = Copyback data cache policy page entry.
1 = Writethrough data cache policy page entry.
0 = Entry is invalid.
1 = Entry is valid.
TWAM
TWAM
= 0.
= 0.
Freescale Semiconductor, Inc.
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MPC823 REFERENCE MANUAL
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TWAM
TWAM
= 1 and MD_EPN[12:21]
= 1 and MD_EPN[12:21]
Memory Management Unit
11-35