Freescale Semiconductor /MK22D5 /FMC /PFB0CR

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Interpret as PFB0CR

31 2827 2423 2019 1615 1211 87 43 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 (0)B0SEBE 0 (0)B0IPE 0 (0)B0DPE 0 (0)B0ICE 0 (0)B0DCE 0 (000)CRC0 (00)B0MW 0 (0)S_B_INV 0 (0)CINV_WAY 0 (0)CLCK_WAY 0B0RWSC

CLCK_WAY=0, CRC=000, B0DPE=0, B0IPE=0, CINV_WAY=0, S_B_INV=0, B0MW=00, B0DCE=0, B0ICE=0, B0SEBE=0

Description

Flash Bank 0 Control Register

Fields

B0SEBE

Bank 0 Single Entry Buffer Enable

0 (0): Single entry buffer is disabled.

1 (1): Single entry buffer is enabled.

B0IPE

Bank 0 Instruction Prefetch Enable

0 (0): Do not prefetch in response to instruction fetches.

1 (1): Enable prefetches in response to instruction fetches.

B0DPE

Bank 0 Data Prefetch Enable

0 (0): Do not prefetch in response to data references.

1 (1): Enable prefetches in response to data references.

B0ICE

Bank 0 Instruction Cache Enable

0 (0): Do not cache instruction fetches.

1 (1): Cache instruction fetches.

B0DCE

Bank 0 Data Cache Enable

0 (0): Do not cache data references.

1 (1): Cache data references.

CRC

Cache Replacement Control

0 (000): LRU replacement algorithm per set across all four ways

2 (010): Independent LRU with ways [0-1] for ifetches, [2-3] for data

3 (011): Independent LRU with ways [0-2] for ifetches, [3] for data

B0MW

Bank 0 Memory Width

0 (00): 32 bits

1 (01): 64 bits

S_B_INV

Invalidate Prefetch Speculation Buffer

0 (0): Speculation buffer and single entry buffer are not affected.

1 (1): Invalidate (clear) speculation buffer and single entry buffer.

CINV_WAY

Cache Invalidate Way x

0 (0): No cache way invalidation for the corresponding cache

1 (1): Invalidate cache way for the corresponding cache: clear the tag, data, and vld bits of ways selected

CLCK_WAY

Cache Lock Way x

0 (0): Cache way is unlocked and may be displaced

1 (1): Cache way is locked and its contents are not displaced

B0RWSC

Bank 0 Read Wait State Control

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