s5935qrc Applied Micro Circuits Corporation (AMCC), s5935qrc Datasheet - Page 52

• Manufacturer Part Number: s5935qrc
• Description: Pci Product
• Manufacturer: Applied Micro Circuits Corporation (AMCC)

S5935 – PCI Product
Table 27. Read Response (I/O Assigned) to an All-Ones write Operation to a Base Address Register
1. BADR5 register is not implemented and will return all 0’s.
2. Base Address Register 0 (at offset) 10h powers up as FFFFFFC1h. This default assignment allows usage without an external boot memory.
52
00000000h
FFFFFFFDh
FFFFFFF9h
FFFFFFF1h
FFFFFFE1h
FFFFFFC1h
FFFFFF81h
FFFFFF01h
Should an EPROM or nvRAM be used, the base address can be boot loaded to become a memory space (FFFFFFC0h or FFFFFFC2h).
DS1527
Response
none - disabled
4 bytes (1 DWORDs)
8 bytes (2 DWORDs)
16 bytes (4 DWORDs)
32 bytes (8 DWORDs)
64 bytes (16 DWORDs)
128 bytes (32 DWORDs)
256 bytes (64 DWORDs)
Size in bytes
00000000h or BIOS missing
FFFFFFFDh
FFFFFFF9h
FFFFFFF1h
FFFFFFE1h
FFFFFFC1h
FFFFFF81h
FFFFFF01h
2
[EPROM boot value]
Revision 1.02 – June 27, 2006
AMCC Confidential and Proprietary
1
Data Book