EW31244SL7QV Datasheet, PDF (185/252 Pages) Intel Corporation – Intel® 31244 PCI-X to Serial ATA Controller

Intel^® 31244 PCI-X to Serial ATA Controller
Programming Interface
Table 113.
Table 113 shows the SATA port registers. Each SATA port consumes 512 bytes of address space.
The Common Port Registers consume 512 bytes. All four SATA ports and the Common Port
Registers occupy 4 Kbytes of address space. The SATA port registers are defined in Section 5.10.8,
“SU PCI DPA Mode Common SATA Port Registers” on page 194 through Section 5.10.12, “SU
PCI DPA Mode Superset Registers” on page 220.
SATA Port Registers Mapping in PCI DPA Mode (Sheet 1 of 7)
Register Name
SU PCI DPA Interrupt Pending Register - SUPDIPR
SU PCI DPA Interrupt Mask Register - SUPDIMR
Reserved.
SU PCI DPA Data Port Register - SUPDDR
SU PCI DPA Error Register - SUPDER
SU PCI DPA Features Register - SUPDFR
SU PCI DPA Sector Count Register - SUPDSCR
SU PCI DPA Sector Number Register - SUPDSNR
SU PCI DPA Cylinder Low Register - SUPDCLR
SU PCI DPA Cylinder High Register - SUPDCHR
SU PCI DPA Device/Head Register - SUPDDHR
SU PCI DPA Status Register - SUPDSR
Offset
000H
004H
008H - 1FFH
Port 0 - 200H
Port 1 - 400H
Port 2 - 600H
Port 3 - 800H
Port 0 - 204H
Port 1 - 404H
Port 2 - 604H
Port 3 - 804H
Port 0 - 206H
Port 1 - 406H
Port 2 - 606H
Port 3 - 806H
Port 0 - 208H
Port 1 - 408H
Port 2 - 608H
Port 3 - 808H
Port 0 - 20CH
Port 1 - 40CH
Port 2 - 60CH
Port 3 - 80CH
Port 0 - 210H
Port 1 - 410H
Port 2 - 610H
Port 3 - 810H
Port 0 - 214H
Port 1 - 414H
Port 2 - 614H
Port 3 - 814H
Port 0 - 218H
Port 1 - 418H
Port 2 - 618H
Port 3 - 818H
Port 0 - 21CH
Port 1 - 41CH
Port 2 - 61CH
Port 3 - 81CH
Developer’s Manual
April 2004
185