RayeR SPIPGM support in flashrom

A few days ago I added flashrom support for the RayeR SPIPGM hardware by Martin Rehak. It is basically one capacitor and a few resistors attached to a classic parallel port cable, and you can use it to reflash SPI chips. Many recent mainboards from MSI, Gigabyte, VIA and other vendors have either removable SPI flash chips or a JSPI/JSPI1/SPI header where you can attach RayeR’s programmer to perform a BIOS recovery. See http://rayer.ic.cz/elektro/spipgm.htm for schematics and instructions.

If you want to test it, compile flashrom version 0.9.2-r1093 or later. RayeR support is enabled by default. To invoke the RayeR driver, run

flashrom -p rayer_spi

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