XRS10L620 Datasheet, PDF (11/49 Pages) Exar Corporation – PCI-X to 2-SATA/1-PATA Host Controller

XRS10L620 Rev 1.00
z 5.3.7 Hardware configuration jumper setting :
( All pins are pulled high or low in chip, 1 = pull high; 0 = pull low)
Pin Name Pin# Default
Description
RA1,RA0 35,3 1,1 PCI Device ID numbers :
3
1,1 = ‘000D’H
1,0 = ‘000E’H
0,1 = ‘000F’H
RA2
32
DCS0#/RA11, 43
0,0 = ‘000D’H, reserved for internal test
1 ^{0 = Enable staggered spin-up operation}
PCI-reset will not issue COMRESET to all SATA channels.
HDDs spin- up are initiated by software
1= Disable staggered spin-up operation.
PCI-reset will issue COMRESET to all SATA channels and spin
up all SATA HDDs
1 PCI SubClass number :
1= 00H (SCSI)
0= 04H(RAID)
DCS1#/RA10 42
1 Reserved for internal test.
1= fix phase
DSA1/RA13 48
1 Lowest address bit of I2C master (SEMB), high 6 bit = 101000B
DSA2/RA9 45
1 Both SATA channels TX driver initial level
0 = 500mV mode for Gen1i during initialization
1 = 550mV mode for Gen1m during initialization
Other TX levels of each channel can be programmed by software
DSA0/RA8 46
1 1= forced Gen1 speed for SATA channel 0
0=Normal speed negotiation, for internal test only
RCS#
30
1 1= forced Gen1 speed for SATA channel 1
0=Normal speed negotiation, for internal test only
RWE#
37
1 ^{1 = SATA0 is Host mode (default)}
DACK#/RA14 50
1 ^{1 = SATA1 is Host mode (default)}
10
1/20/2009