# flashrom -p internal -r backup.bin
flashrom v0.9.6.1-r1563 on Linux 3.5.0-17-generic (i686)
flashrom is free software, get the source code at http://www.flashrom.org

Calibrating delay loop... OK.
Found chipset "NVIDIA CK804". Enabling flash write... OK.
Found SST flash chip "SST49LF004A/B" (512 kB, FWH) at physical address 0xfff80000.
Reading flash... done.

# flashrom -p internal -w A8NE1013.Rom 
flashrom v0.9.6.1-r1563 on Linux 3.5.0-17-generic (i686)
flashrom is free software, get the source code at http://www.flashrom.org

Calibrating delay loop... OK.
Found chipset "NVIDIA CK804". Enabling flash write... OK.
Found SST flash chip "SST49LF004A/B" (512 kB, FWH) at physical address 0xfff80000.
Flash image seems to be a legacy BIOS. Disabling coreboot-related checks.
Reading old flash chip contents... done.
Erasing and writing flash chip... Erase/write done.
Verifying flash... VERIFIED.