Samsung S3C6400X User Manual page 359

SECURITY SUB-SYSTEM
SEED_DATA_01 ~ SEED_DATA_10
Register
SEED_DATA_01 0x7D30_0008
SEED_DATA_02 0x7D30_000C
SEED_DATA_03 0x7D30_0010
SEED_DATA_04 0x7D30_0014
SEED_DATA_05 0x7D30_0018
SEED_DATA_06 0x7D30_001C
SEED_DATA_07 0x7D30_0020
SEED_DATA_08 0x7D30_0024
SEED_DATA_09 0x7D30_0028
SEED_DATA_10 0x7D30_002C
SEED_DATA Bit
SEED_DATA [31:0] PRNG seed data ( HASH_CONTROL[5] == 1'b1)
HASH_STATUS
Register
HASH_STATUS 0x7D30_0030
HASH_STATUS
Reserved
BUFFER_IN_ENABLE
HASH_engine_ready
Random_Number_Ready
32bit_ready
HASH_output_ready
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
13-22
Specifications and information herein are subject to change without notice.
Address R/W
R/W PRNG seed data 1 ([31:0])
R/W PRNG seed data 2 [63:32]
R/W PRNG seed data 3 [95:64]
R/W PRNG seed data 4 [127:96]
R/W PRNG seed data 5 [159:128]
R/W PRNG seed data 6 [191:160]
R/W PRNG seed data 7 [223:192]
R/W PRNG seed data 8 [255:224]
R/W PRNG seed data 9 [287:256]
R/W PRNG seed data 10[319:288]
Address R/W
R Hash status
Bit
[31:5] Reserved
1 : Buffer Input Enable (Buffer is empty)
[4]
0 : Buffer Input Not Enable (Buffer is full)
Ready to receive next 64 bytes of input data (will be
[3]
cleared by software after checking)
Random number ready (will be cleared by hardware
[2]
after '1' is read)
Used only in test
[1]
Next 32-bit is ready to be processed (will be cleared by
hardware after '1' is read)
160 bits of the hash calculation is finished and ready to
[0]
be used (will be cleared by hardware after '1' is read)
S3C6400X RISC MICROPROCESSOR
Description
Description
Description
Description
Reset Value
0x0000_0000
0x0000_0000
0x0000_0000
0x0000_0000
0x0000_0000
0x0000_0000
0x0000_0000
0x0000_0000
0x0000_0000
0x0000_0000
Initial State
0x0000_0000
Reset Value
0x0000_0010
Initial State
0x0000_00
1b
0b
0b
0b
0b