Technical Reference Manual
002-29852 Rev. *B
4.13.3.2 CM4_FPB_REMAP
Description:
FlashPatch Remap register
Address:
0xE0002004
Offset:
0x4
Retention:
Retained
IsDeepSleep:
No
Comment:
The FP_REMAP register characteristics are:
Purpose: Indicates whether the implementation supports flash patch remap, and if it does,
holds the SRAM address for remap.
Usage constraints: There are no usage constraints.
Configurations: Always implemented.
Attributes: See Table C1-23 on Arm TRM page C1-816.
Default:
0x0
Bit-field Table
Bits
7
6
5
4
3
2
1
0
Name
None [4:0]
Bits
15
14
13
12
11
10
9
8
Name
REMAP [15:8]
Bits
23
22
21
20
19
18
17
16
Name
REMAP [23:16]
Bits
31
30
29
28
27
26
25
24
Name
RMPSPT [31:30]
None
[29:29]
REMAP [28:24]
Bit-fields
Bits Name
SW
HW
Default or
Enum
Description
5:28
REMAP
RW
R
0
If the FPB supports flash patch remap, this field:
- Holds bits[28:5] of the base address in SRAM to
which the FPB remaps the address.
- Has an UNKNOWN value on reset.
If the FPB only supports breakpoint functionality this
field is UNK/SBZP.
30:31 RMPSPT
RW
R
0
Indicates whether the FPB unit supports flash patch
remap:
0 Remapping not supported. The FPB only supports
breakpoint functionality.
1 Hard-wired remap to SRAM region.
These bits are read only.
370
2022-04-18
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