18.13.12 Security Client Register

This register can only be written if the WPEN bit is cleared in the Write Protection Mode Register.

Name: MATRIX_SSRx
Offset: 0x0200 + x*0x04 [x=0..14]
Reset: 0x00000000
Property: Read/Write

Bit 3130292827262524 
          
Access  
Reset  
Bit 2322212019181716 
 WRNSECH7WRNSECH6WRNSECH5WRNSECH4WRNSECH3WRNSECH2WRNSECH1WRNSECH0 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 
Bit 15141312111098 
 RDNSECH7RDNSECH6RDNSECH5RDNSECH4RDNSECH3RDNSECH2RDNSECH1RDNSECH0 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 
Bit 76543210 
 LANSECH7LANSECH6LANSECH5LANSECH4LANSECH3LANSECH2LANSECH1LANSECH0 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 

Bits 16, 17, 18, 19, 20, 21, 22, 23 – WRNSECHx Write Non-secured for HSELx Security Region

Securable Area access rights:

WRNSECHx / RDNSECHx Non-secure Access Secure Access
00 Denied Read/Write
01 Read Read/Write
10 Write Read/Write
11 Read/Write Read/Write
ValueDescription
0

The HSELx system bus client security region is split into one write secured and one write non-secured area, according to LANSECHx and MATRIX_SASSR.SASPLITx. That is, the so-defined secure high or low area is secured for Write access.

1

The HSELx system bus client security region is non-secured for Write access.

Bits 8, 9, 10, 11, 12, 13, 14, 15 – RDNSECHx Read Non-secured for HSELx Security Region

ValueDescription
0

The HSELx system bus client security region is split into one read secured and one read non-secured area, according to LANSECHx and MATRIX_SASSR.SASPLITx. That is, the so-defined secure high or low area is secured for Read access.

1

The HSELx system bus client security region is non-secure for Read access.

Bits 0, 1, 2, 3, 4, 5, 6, 7 – LANSECHx Low Area Non-secure in HSELx Security Region

ValueDescription
0

The security of the HSELx system bus client area lying below the corresponding MATRIX_SASSR.SASPLITx boundary is configured according to RDNSECHx and WRNSECHx. The entire remaining HSELx upper address space is configured as Non-secure access.

1

The HSELx system bus client address area lying below the corresponding MATRIX_SASSR.SASPLITx boundary is configured as Non-secure access, and the entire remaining upper address space according to RDNSECHx and WRNSECHx.