Freescale Semiconductor MPC5553 - Page 134

MPC5553/MPC5554 Microcontroller Reference Manual, Rev. 5
Freescale Semiconductor 3-19
The MAS4 register is shown in Figure 3-11.
MAS4 fields are defined in Table 3-7.
The MAS6 register is shown in Figure 3-12.
MAS6 fields are defined in Table 3-8.
Default WIMGE values
01 2 3 4 1314 1516 1920 2324 26272829 3031
Field — TLBSELD — TIDSELD — TSIZED — WD ID MD GD ED
Reset Undefined on Power Up  Unchanged on Reset
R/W R/W
SPR SPR 628
Figure 3-11. MMU Assist Register 4 (MAS4)
Table 3-7. MAS4—Hardware Replacement Assist Configuration Register
Bits Name Description
0–1 — Reserved, should be cleared.
2–3 TLBSELD Default TLB selected
01 TLB1 (ignored by the e200z6, should be written to 01 for future compatibility)
4–13 — Reserved, should be cleared.
14–15 TIDSELD Default PID# to load TID from
00 PID0
01 Reserved, do not use
10 Reserved, do not use
11 TIDZ (0x00)) (Use all zeros, the globally shared value)
16–19 — Reserved, should be cleared.
17–23 TSIZED Default TSIZE value
24–26 — Reserved, should be cleared.
27–31 DWIMGE Default WIMGE values
0781516 3031
Field — SPID — SAS
Reset Undefined on Power Up  Unchanged on Reset
R/W R/W
SPR SPR 630
Figure 3-12. MMU Assist Register 6 (MAS6))