3.1.6.1.5. Storing Option Bits
The PFL II IP core requires you to allocate space in the flash memory device for option
bits. The option bits sector contains information about the start address for each page,
the .pof version used for flash programming, and the Page-Valid bits. You must
specify the options bits sector address in the flash memory device when converting
the .sof files to a .pof and creating a PFL II design.
Table 12. Option Bits Sector Format
Offset address 0x80 stores the .pof version required for programming flash memory. This .pof version
applies to all eight pages of the configuration data. The PFL II IP core requires the .pof version to perform a
successful FPGA configuration process.
Sector Offset Value
0x00–0x03
Page 0 start address
0x04–0x07
Page 0 end address
0x08–0x0B
Page 1 start address
0x0C–0x0F
Page 1 end address
0x10–0x13
Page 2 start address
0x14–0x17
Page 2 end address
0x18–0x1B
Page 3 start address
0x1C–0x1F
Page 3 end address
0x20–0x23
Page 4 start address
0x24–0x27
Page 4 end address
0x28–0x2B
Page 5 start address
0x2C–0x2F
Page 5 end address
0x30–0x33
Page 6 start address
0x34–0x37
Page 6 end address
0x38–0x3B
Page 7 start address
0x3C–0x3F
Page 7 end address
0x40–0x7F
Reserved
0x80
(11)
.pof version
0x81-0xFF
Reserved
The Intel Quartus Prime Convert Programming File tool generates the information for
the .pof version when you convert the .sof files to .pof files.
The value for the .pof version for Intel Stratix 10 is 0x05.
Caution: Do not overwrite any information in the option bits sector to prevent the PFL II IP core
from malfunctioning, and always store the option bits in unused addresses in the flash
memory device.
(11)
.pof version occupies only one byte in the option bits sector.
3. Intel Stratix 10 Configuration Schemes
UG-S10CONFIG | 2018.11.02
Intel Stratix 10 Configuration User Guide
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