
123
PAE Registers
DesignWare ARC AXC003 CPU Card User Guide
Version 6323-018
Synopsys, Inc.
May 2017
9.5 PAE Registers
PAE: PAE Register
Address offset:
0x1060
Reset value:
0x5500_0000
Table 16 PAE Register
Legend: * reset value
Bit
Name
Access Value Description
0
PAE_0
RW
Physical address extension bits. These bits can be used to remap
the 1
st
256MByte of IOC DMA traffic into the extended PAE region
of the memory map
0*
no PAE offset
1
PAE offset = 4GByte
2
PAE_1
RW
0*
Physical address extension bits for 2
nd
256MByte
1)
4
PAE_2
RW
0*
Physical address extension bits for 3
rd
256MByte
1)
6
PAE_3
RW
0*
Physical address extension bits for 4
th
256MByte
1)
8
PAE_4
RW
0*
Physical address extension bits for 5
th
256MByte
1)
10
PAE_5
RW
0*
Physical address extension bits for 6
th
256MByte
1)
12
PAE_6
RW
0*
Physical address extension bits for 7
th
256MByte
1)
14
PAE_7
RW
0*
Physical address extension bits for 8
th
256MByte
1)
16
PAE_8
RW
0*
Physical address extension bits for 9
th
256MByte
1)
18
PAE_9
RW
0*
Physical address extension bits for 10
th
256MByte
1)
20
PAE_10
RW
0*
Physical address extension bits for 11
th
256MByte
1)
22
PAE_11
RW
0*
Physical address extension bits for 12
th
256MByte
1)
24
PAE_12
RW
1*
Physical address extension bits for 13
th
256MByte
1)
26
PAE_13
RW
1*
Physical address extension bits for 14
th
256MByte
1)
28
PAE_14
RW
1*
Physical address extension bits for 15
th
256MByte
1)
30
PAE_15
RW
1*
Physical address extension bits for 16
th
256MByte
1)
1) Same encoding as PAE_0
PAE_UPDATE: PAE Update Register
Address offset:
0x1074
Reset value:
0x0000_0000