cExpress-BL
Page 43
Hex Range
Device
3F0-3F7 Available
3F8-3FF
Serial port 1
4D0
Master PIC Edge/Level Trigger register
4D1
Slave PIC Edge/Level Trigger register
CF8-CFB
PCI configuration address register (32 bit I/O only)
CF9
Reset Control register (8 bit I/O)
CFC-CFF
PCI configuration data register
F040
Smbus base address for SB.
1C00
GPIO Base Address for SB
1800
PM (ACPI) Base Address for SB
1860
Alias for ICH TCO base address.
0A00~0AFF
Reserved for SIO functions base address (ex: PME /GPIO etc)