This page describes how to run coreboot on the Rotundu compute board from OpenCellular.
+---------------------+------------+ | Type | Value | +=====================+============+ | Socketed flash | no | +---------------------+------------+ | Model | W25Q128 | +---------------------+------------+ | Size | 16 MiB | +---------------------+------------+ | In circuit flashing | yes | +---------------------+------------+ | Package | SOIC-8 | +---------------------+------------+ | Write protection | No | +---------------------+------------+ | Dual BIOS feature | No | +---------------------+------------+ | Internal flashing | yes | +---------------------+------------+
The SPI flash can be accessed using flashrom.
The GBCv1 board does have a pinheader to flash the SOIC-8 in circuit. Directly connecting a Pomona test-clip on the flash is also possible.
Closeup view of SOIC-8 flash IC
SPI header
SPI header pinout
Dediprog compatible pinout.
+------------------+--------------------------------------------------+ | SoC | Intel Baytrail | +------------------+--------------------------------------------------+ | Coprocessor | Intel ME | +------------------+--------------------------------------------------+