K60P100M100SF2RM Datasheet, PDF (790/1809 Pages) Freescale Semiconductor, Inc – K60 Sub-Family Reference Manual

Memory Map/Register Definition
33.3.4 RNGB Status Register (RNG_SR)
The RNGBSR is a read-only register which reflects the internal status of the RNGB.
Address: RNG_SR is 400A_0000h base + Ch offset = 400A_000Ch
Bit 31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
R
STATPF
ST_PF
0
ERR
W
Reset 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Bit 15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
R
FIFO_SIZE
FIFO_LVL
0
RS SLP
1
W
Reset 0
1
0
1
0
0
0
0
0
0
0
0
1
1
0
1
RNG_SR field descriptions
Field
31–24
STATPF
Statistics test pass fail.
Description
Indicates pass or fail status of the various statistics tests on the last seed generated.
• Bit 31 - Long run test (>34)
• Bit 30 - Length 6+ run test
• Bit 29 - Length 5 run test
• Bit 28 - Length 4 run test
• Bit 27 - Length 3 run test
• Bit 26 - Length 2 run test
• Bit 25 - Length 1 run test
• Bit 24 - Monobit test
23–21
ST_PF
0 Pass.
1 Fail.
Self Test Pass Fail.
Indicates Pass or Fail status of the TRNG, PRNG, and RESEED self tests,
• Bit 23 - TRNG self test pass/fail
• Bit 22 - PRNG self test pass/fail
• Bit 21 - RESEED self test pass/fail
20–17
Reserved
0 Pass.
1 Fail.
This read-only field is reserved and always has the value zero.
Table continues on the next page...
K60 Sub-Family Reference Manual, Rev. 6, Nov 2011
790
Freescale Semiconductor, Inc.