5802-DS01-R datasheet(33/50 Pages) BOARDCOM

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Production Specification

■ BCM5802

07/03/02

B roa dcom Co rpo rat ion

Document

5802-DS03-405-R

Memory Structures

Page 25

Table 11:

RSA Public Key Command Context

Table 12:

RSA Private Key Command Context

MSB

LSB

Operation Type

RSA Public Key Operation (0x03)

Total Command Context Structure Length

Modulus N Length

Exponent E Length

Modulus N - RSA keying material, (512, 768, 1024 bits, lowest word of key)

Modulus N - RSA keying material, (512, 768, 1024 bits, 2nd lowest word of key)

……

Modulus N - RSA keying material, (512, 768, 1024 bits, highest word of key)

Exponent E - RSA keying material, (lowest word of key)

Exponent E - RSA keying material, (2nd lowest word of key)

……

Exponent E - RSA keying material, (highest word of key)

MSB

LSB

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9

Operation Type

RSA Private Key Operation with CRT (0x04)

Total Command Context Structure Length

Prime p Length

Prime q Length

Prime p - RSA keying material, (256, 384, 512 bits, lowest word of parameter)

Prime p - RSA keying material, (256, 384, 512 bits, 2nd lowest word of parameter)

……

Prime p - RSA keying material, (256, 384, 512 bits, highest word of parameter)

Prime q - RSA keying material, (256, 384, 512 bits, lowest word of parameter)

Prime q - RSA keying material, (256, 384, 512 bits, 2nd lowest word of parameter)

……

Prime q - RSA keying material, (256, 384, 512 bits, highest word of parameter)

CRT Private Exponent dp - RSA keying material, (256, 384, 512 bits, lowest word of parameter)

CRT Private Exponent dp - RSA keying material, (256, 384, 512 bits, 2nd lowest word of parameter)

……

CRT Private Exponent dp - RSA keying material, (256, 384, 512 bits, highest word of parameter)

CRT Private Exponent dq - RSA keying material, (256, 384, 512 bits, lowest word of parameter)

CRT Private Exponent dq - RSA keying material, (256, 384, 512 bits, 2nd lowest word of parameter)

……

CRT Private Exponent dq - RSA keying material, (256, 384, 512 bits, highest word of parameter)

CRT Coefficient pinv - RSA keying material, (256, 384, 512 bits, lowest word of parameter)

CRT Coefficient pinv - RSA keying material, (256, 384, 512 bits, 2nd lowest word of parameter)

……

CRT Coefficient pinv - RSA keying material, (256, 384, 512 bits, highest word of parameter)

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