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Hardware/Software Interface
20G025A00 E3

2017-04-20 Page 60
5.3 SATA SGPIO FPGA
Table 32. SMBus/IC2 – SATA SGPIO FPGA – address map
Table 33. SMBus/IC2 – SATA SGPIO FPGA – SATA0 to SATA7 Register (
0x00
to
0x07
)
Table 34. SMBus/IC2 – SATA SGPIO FPGA – Control Register (
0xFE
)
Address Offset Register
0x00
SATA0 Register (SATA drive 0)
0x01
SATA1 Register (SATA drive 1)
0x02
SATA2 Register (SATA drive 2)
0x03
SATA3 Register (SATA drive 3)
0x04
SATA4 Register (SATA drive 4)
0x05
SATA5 Register (SATA drive 5)
0x06
SATA6 Register (SATA drive 6)
0x07
SATA7 Register (SATA drive 7)
0xFE
Control Register
0xFF
Handle State Register
Bit 7 6 5 4 3 2 1 0
Name
LED_ACT LED_LOC LED_HOT -
Access
R R/W R/W -
Reset
0 0 0 00000
Bit Field Description
7 LED_ACT Activity LED of respective SATA drive

0: LED off

1: LED on
6 LED_LOC Locate LED of respective SATA drive

0: LED off

1: LED on
5 LED_HOT Hot-plug LED of respective SATA drive

0: LED off

1: LED on
4:0 Reserved
Bit 7 6 5 4 3 2 1 0
Name
SATA_
DETECT
SMBALERT
_EN
SMBALERT -
Access
R/W R/W R/W -
Reset
1 0 0 00000