Publication No. 500-9300527837-000 Rev. A.0
FPGA Registers 73
6.43 COM Port Modem Configuration Register (0x6A3)
6.44 SATA Port Availability Register (0x6A4)
Availability of SATA ports 1 and 2 is build option dependent.
NOTE
Even when a port is not available due to a build option, it may still be visible to software.
6.45 USB2.0 Port Availability Register (0x6A5)
Availability of USB2.0 ports 2 and 3 is build option dependent.
Bits
Description
Default
7 to 2
Reserved
000000
b
1
COM2 modem configuration:
Modem signal support is not available.
0 =Full modem line support is not available
0
0
COM1 modem configuration:
Modem signal support is not available.
0 =Full modem line support is not available
0
Bits
Description
Default
7 to 3
SATA ports 7 to 3 availability:
SATA ports 7 to 3 are not available.
0 = SATA port is not available
00000
b
2
SATA port 2 availability:
0 = SATA port 2 is not available
1 = SATA port 2 is available
N/A
1
SATA port 1 availability:
0 = SATA port 1 is not available
1 = SATA port 1 is available
N/A
0
SATA port 0 availability:
SATA port 0 is always available.
1 = SATA port is available
1
Bits
Description
Default
7 to 4
USB2.0 ports 7 to 4 availability:
USB2.0 ports 7 to 4 are not available.
0 = USB2.0 port is not available
0x0
3
USB2.0 port 3 availability:
0 = USB2.0 port 3 is not available
1 = USB2.0 port 3 is available
N/A
2
USB2.0 port 2 availability:
0 = USB2.0 port 2 is not available
1 = USB2.0 port 2 is available
N/A
1 and 0
USB2.0 ports 1 and 0 availability:
USB2.0 ports 1 and 0 are always available.
1 = USB2.0 port is available
11
b