Samsung S5PC100, User Manual

Page: 1831 / 1863

S5PC100 USER’S MANUAL (REV1.0) SECURITY KEY
11.4-5
4 REGISTER DESCRIPTION
Register Address Type Description Reset Value
ROOTKEY0 0xF500_0000 R Root Key 0 Register 0xXXXX_XXXX
ROOTKEY1 0xF500_0004 R Root Key 1 Register 0xXXXX_XXXX
ROOTKEY2 0xF500_0008 R Root Key 2 Register 0xXXXX_XXXX
ROOTKEY3 0xF500_000C R Root Key 3 Register 0xXXXX_XXXX
SECKEY0 0xF500_0018 R Secure Boot Key 0 Register 0xXXXX_XXXX
SECKEY1 0xF500_001C R Secure Boot Key 1 Register 0xXXXX_XXXX
SECKEY2 0xF500_0020 R Secure Boot Key 2 Register 0xXXXX_XXXX
SECKEY3 0xF500_0024 R Secure Boot Key 3 Register 0xXXXX_XXXX
SECKEY4 0xF500_0028 R Secure Boot Key 4 Register 0xXXXX_XXXX
SPARE_EFUSE_AREA 0xF500_0038 R SPARE E-fuse Area Register 0x0000_07FF
NOTES:
1. Although the reset value of registers is 0xXXXX_XXXX, as power on sequence is progressing, the e-fuse values are
loaded to the registers. Hence, SW cannot read register reset value itself, but it can only read the loaded current e-fuse
values.
2. The initial value of all e-fuse bit is ‘0’.
4.1 ROOT KEY 0 REGISTER (ROOTKEY0, R, ADDRESS = 0XF500_0000)
ROOTKEY0 Bit Description Reset Value
RootKey0 [31:0] Root Key [31:0] 0xXXXX_XXXX
4.2 ROOT KEY 1 REGISTER (ROOTKEY1, R, ADDRESS = 0XF500_0004)
ROOTKEY1 Bit Description Reset Value
RootKey1 [31:0] Root Key [63:32] 0xXXXX_XXXX
4.3 ROOT KEY 2 REGISTER (ROOTKEY2, R, ADDRESS = 0XF500_0008)
ROOTKEY2 Bit Description Reset Value
RootKey2 [31:0] Root Key [95:64] 0xXXXX_XXXX
4.4 ROOT KEY 3 REGISTER (ROOTKEY3, R, ADDRESS = 0XF500_000C)
ROOTKEY3 Bit Description Reset Value
RootKey3 [31:0] Root Key [127:96] 0xXXXX_XXXX