Texas Instruments OMAP36 Series, Technical Reference Manual

Page: 2107 / 3738

Public Version
www.ti.com
L4 Interconnects
Bits Field Name Description Type Reset
31:24 Reserved Read returns 0. R 0x00
23:0 BASE Sets the base address of this region relative to its segment base. R See Table 9-238
to Table 9-241
Table 9-235. Register Call Summary for Register L4_AP_REGION_l_L
L4 Interconnects
• L4 Firewall Address and Protection Registers Setting : [0]
• Operational Modes Configuration : [1]
• L4 Address Protection (AP) : [2] [3]
Table 9-236. L4_AP_REGION_l_H
Address Offset 0x304 + (0x08*l) Index l = 0 to 99 for CORE_AP,
l = 0 to 42 for PER_AP,
l = 0 to 25 for EMU_AP,
l = 0 to 18 for WKUP_AP,
Physical Address Please refer to Table 9-214
Description Define the size, protection group^and segment ID of the region
Type RW
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Reserved SEGMENT_ID Reserved SIZE
ENABLE
Reserved
PROT_GROUP_ID
BYTE_DATA_WIDTH_EXP
Bits Field Name Description Type Reset
31:28 Reserved Read returns 0 R 0x0
27:24 SEGMENT_ID Identifies the segment to which the region is part of. R See
Table 9-
238 to
Table 9-
241
23 Reserved Read returns 0. R 0
22:20 PROT_GROUP_ID The protection group containing this region. RW See
Table 9-
238 to
Table 9-
241
19:17 BYTE_DATA_ The target OCP data byte width is 2^(BYTE_DATA_WIDTH_EXP) R See
WIDTH_EXP bytes. The value of this field is derived from the target OCP data_wdth Table 9-
parameter. 238 to
Table 9-
241
16:6 Reserved Read returns 0. R 0x0
5:1 SIZE Define the size of the region in bytes. 2^SIZE equals the region. R See
Table 9-
238 to
Table 9-
241
2107 SWPU177N – December 2009 – Revised November 2010 Interconnect
Copyright © 2009–2010, Texas Instruments Incorporated