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Diffstat (limited to 'Documentation/mainboard')
| -rw-r--r-- | Documentation/mainboard/hp/z220_sff.md | 70 | ||||
| -rw-r--r-- | Documentation/mainboard/index.md | 1 |
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diff --git a/Documentation/mainboard/hp/z220_sff.md b/Documentation/mainboard/hp/z220_sff.md new file mode 100644 index 0000000000..0dfa653937 --- /dev/null +++ b/Documentation/mainboard/hp/z220_sff.md @@ -0,0 +1,70 @@ +# HP Z220 SFF Workstation + +This page describes how to run coreboot on the [HP Z220 SFF Workstation] desktop +from [HP]. + +## TODO + +The following things are still missing from this coreboot port: + +- Extended HWM reporting +- Advanced LED control +- Advanced power configuration in S3 + +## Flashing coreboot + +```eval_rst ++---------------------+-------------+ +| Type | Value | ++=====================+=============+ +| Socketed flash | no | ++---------------------+-------------+ +| Model | N25Q128..3E | ++---------------------+-------------+ +| Size | 16 MiB | ++---------------------+-------------+ +| In circuit flashing | yes | ++---------------------+-------------+ +| Package | SOIC-16 | ++---------------------+-------------+ +| Write protection | No | ++---------------------+-------------+ +| Dual BIOS feature | No | ++---------------------+-------------+ +| Internal flashing | yes | ++---------------------+-------------+ +``` + +### Internal programming + +The SPI flash can be accessed using [flashrom]. + +### External programming + +External programming with an SPI adapter and [flashrom] does work, but it powers the +whole southbridge complex. You need to supply enough current through the programming adapter. + +If you want to use a SOIC pomona test clip, you have to cut the 2nd DRAM DIMM holder, +as otherwise there's not enough space near the flash. + +## Technology + +```eval_rst ++------------------+--------------------------------------------------+ +| Northbridge | :doc:`../../northbridge/intel/sandybridge/index` | ++------------------+--------------------------------------------------+ +| Southbridge | bd82x6x | ++------------------+--------------------------------------------------+ +| CPU | model_206ax | ++------------------+--------------------------------------------------+ +| SuperIO | :doc:`../../superio/nuvoton/npcd378` | ++------------------+--------------------------------------------------+ +| EC | | ++------------------+--------------------------------------------------+ +| Coprocessor | Intel ME | ++------------------+--------------------------------------------------+ +``` + +[HP Z220 SFF Workstation]: https://support.hp.com/za-en/document/c03386950 +[HP]: https://www.hp.com/ +[flashrom]: https://flashrom.org/Flashrom diff --git a/Documentation/mainboard/index.md b/Documentation/mainboard/index.md index f63ef763fb..03af2c338c 100644 --- a/Documentation/mainboard/index.md +++ b/Documentation/mainboard/index.md @@ -54,6 +54,7 @@ The boards in this section are not real mainboards, but emulators. ## HP - [Compaq 8200 Elite SFF](hp/compaq_8200_sff.md) +- [Z220 Workstation SFF](hp/z220_sff.md) ### EliteBook series |