Z2_Cr - Texas Instruments TMS320F28004x Technical Reference Manual

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2.14.1.7.8 Z2_CR Register (Offset = 19h) [reset = 8h]
Z2_CR is shown in
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Zone 2 CSM Control Register
15 14
FORCESEC
R=0/W-0h
7 6
RESERVED ARMED
R-0h R-0h
Bit Field
15 FORCESEC
14-8 RESERVED
7 RESERVED
6 ARMED
5 UNSECURE
4 ALLONE
3 ALLZERO
2-0 RESERVED
SPRUI33 – November 4 2015 – Revised January 2017
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Figure 2-119 and described in
Table.
Figure 2-119. Z2_CR Register
13 12
5 4
UNSECURE ALLONE
R-0h R-0h
Table 2-128. Z2_CR Register Field Descriptions
Type Reset
R=0/W 0h
R=0 0h
R 0h
R 0h
R 0h
R 0h
R 1h
R 0h
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Table 2-128.
11 10
RESERVED
R=0-0h
3 2
ALLZERO
R-1h
Description
A write '1' to this fields resets the state of zone. If zone is unlocked,
it'll lock(secure) the zone and also resets all the bits in this register.
Reserved
Reserved
0 : Dummy read to CSM Password locations in USER OTP has not
been performed.
1 : Dummy read to CSM Password locations in USER OTP has been
performed.
Indiacates the state of Zone.
0 : Zone is in lock(secure) state.
1 : Zone is in unlock(unsecure) state.
Indicates the state of CSM passwords.
0 : Zone CSM Passwords are not all ones.
1 : Zone CSM Passwords are all ones and device is permanently
blocked.
Indicates the state of CSM passowrds.
0 : CSM Passwords are not all zeros.
1 : CSM Passwords are all zero and device is permanently locked.
Reserved
Registers
9 8
1 0
RESERVED
R-0h
261
System Control