13.11.13 MATRIX Security Client Register x

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..9]
Reset:	0x00000000
Property:	Read/Write


Bit	31	30	29	28	27	26	25	24
	DSSOA7	DSSOA6	DSSOA5	DSSOA4	DSSOA3	DSSOA2	DSSOA1	DSSOA0
Access	R/W	R/W	R/W	R/W	R/W	R/W	R/W	R/W
Reset	0	0	0	0	0	0	0	0


Bit	23	22	21	20	19	18	17	16
	WRNSECH7	WRNSECH6	WRNSECH5	WRNSECH4	WRNSECH3	WRNSECH2	WRNSECH1	WRNSECH0
Access	R/W	R/W	R/W	R/W	R/W	R/W	R/W	R/W
Reset	0	0	0	0	0	0	0	0


Bit	15	14	13	12	11	10	9	8
	RDNSECH7	RDNSECH6	RDNSECH5	RDNSECH4	RDNSECH3	RDNSECH2	RDNSECH1	RDNSECH0
Access	R/W	R/W	R/W	R/W	R/W	R/W	R/W	R/W
Reset	0	0	0	0	0	0	0	0


Bit	7	6	5	4	3	2	1	0
	LANSECH7	LANSECH6	LANSECH5	LANSECH4	LANSECH3	LANSECH2	LANSECH1	LANSECH0
Access	R/W	R/W	R/W	R/W	R/W	R/W	R/W	R/W
Reset	0	0	0	0	0	0	0	0

Bits 24, 25, 26, 27, 28, 29, 30, 31 – DSSOAx Downward Security Split Offset Address for HSELx Security Region

Value	Description
0	For the HSELx client security region, the security area split MATRIX_SASSR / SASPLITx defines the size of the client security area starting from the base address of the client security region and up.
1	For the HSELx client security region, the security area split MATRIX_SASSR / SASPLITx defines the size of the client security area starting from the end address of the client security region and down.

Bits 16, 17, 18, 19, 20, 21, 22, 23 – WRNSECHx Write Not Secured for HSELx Security Region

Securable Area access rights:


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

Value	Description
0	The HSELx client security region is split into one Write Secured and one Write Not Secured area, according to LANSECHx and MATRIX_SASSR / SASPLITx. That is, the so defined securable high or low area is Secured for Write access.
1	The HSELx client security region is Not Secured for Write access.

Bits 8, 9, 10, 11, 12, 13, 14, 15 – RDNSECHx Read Not Secured for HSELx Security Region

Value	Description
0	The HSELx client security region is split into one Read Secured and one Read Not Secured area, according to LANSECHx and MATRIX_SASSR / SASPLITx. That is, the so defined securable high or low area is Secured for Read access.
1	The HSELx client security region is Not Secured for Read access.

Bits 0, 1, 2, 3, 4, 5, 6, 7 – LANSECHx Low Area Not Secured in HSELx Security Region

Value	Description
0	The security of the HSELx client area laying below the corresponding MATRIX_SASSR / SASPLITx boundary is configured according to RDNSECHx and WRNSECHx. The whole remaining HSELx upper address space is configured as Not Secured access.
1	The HSELx client address area laying below the corresponding MATRIX_SASSR / SASPLITx boundary is configured as Not Secured access, and the whole remaining upper address space according to RDNSECHx and WRNSECHx.

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