Silicon Labs /EFR32MG22C224F512IM40 /CRYPTOACC_S_PKCTRL /COMMAND

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Interpret as COMMAND

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 0OPERATION0 (GFP)FIELD 0SIZE0 (NONE)SELCURVE 0 (EDWARDS)EDWARDS 0 (MEM0)BUFSEL 0 (NATIVE)SWAPBYTES 0 (FLAGA)FLAGA 0 (FLAGB)FLAGB 0 (FALSE)CALCR2

SWAPBYTES=NATIVE, CALCR2=FALSE, FIELD=GFP, SELCURVE=NONE, BUFSEL=MEM0

Description

No Description

Fields

OPERATION

Type of Operation

FIELD

Field

0 (GFP): Field is GF(p)

1 (GF2M): Field is GF(2^m)

SIZE

Size of Operands in data memory

SELCURVE

Select Curve

0 (NONE): No acceleration

1 (P256): P256

4 (P192): P192

EDWARDS

Edwards Curve Enable

BUFSEL

Buffer Select

0 (MEM0): use data in data memory 0

SWAPBYTES

Swap bytes

0 (NATIVE): Native format (little endian)

1 (SWAPPED): Byte swapped (big endian)

FLAGA

Flag A

FLAGB

Flag B

CALCR2

Calculate R2

0 (FALSE): don’t recalculate R² mod N

1 (TRUE): re-calculate R² mod N

Links

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