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| author | Bill XIE <persmule@hardenedlinux.org> | 2021-06-25 21:29:24 +0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2021-07-01 09:42:34 +0000 |
| commit | 3b1a9944aa58f781a7a6e9c86ed9bde56fa8074e (patch) | |
| tree | 7d9c5a7f07b7e6186be826eecd6024f7a568029c /Documentation/mainboard/asus/p8c_ws.md | |
| parent | 7b459208043b0b0e0b6e3a5d9495b883b961fd00 (diff) | |
mb/asus/p8x7x-series: Add P8C WS as a variant of P8X7X series
Mainboard information can be found in the included documentation.
Signed-off-by: Bill XIE <persmule@hardenedlinux.org>
Change-Id: Idb696193e5a67c42adf45e54d455d2dff7681ca7
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55850
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Diffstat (limited to 'Documentation/mainboard/asus/p8c_ws.md')
| -rw-r--r-- | Documentation/mainboard/asus/p8c_ws.md | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/Documentation/mainboard/asus/p8c_ws.md b/Documentation/mainboard/asus/p8c_ws.md new file mode 100644 index 0000000000..a9aa58974f --- /dev/null +++ b/Documentation/mainboard/asus/p8c_ws.md @@ -0,0 +1,94 @@ +# ASUS P8C WS + +This page describes how to run coreboot on the [ASUS P8H77-V]. + +## Flashing coreboot + +```eval_rst ++---------------------+----------------+ +| Type | Value | ++=====================+================+ +| Socketed flash | yes | ++---------------------+----------------+ +| Model | W25Q64FVA1Q | ++---------------------+----------------+ +| Size | 8 MiB | ++---------------------+----------------+ +| Package | DIP-8 | ++---------------------+----------------+ +| Write protection | no | ++---------------------+----------------+ +| Dual BIOS feature | no | ++---------------------+----------------+ +| Internal flashing | yes | ++---------------------+----------------+ +``` + +The flash IC is located beside the SATA ports (circled): + + +### How to flash + +Unlike ordinary desktop boards, the BIOS version 3202 of ASUS P8C WS does not +apply any write protection, so the main SPI flash can be accessed using +[flashrom], and the whole flash is writable. + +The following command may be used to flash coreboot. (To do so, linux kernel +should be started with `iomem=relaxed`) + +``` +# flashrom -p internal -w coreboot.rom +``` + +The flash chip is a socketed DIP-8 SPI flash, so it's also easy to remove and +flash externally. + +## Working +- Intel Xeon E3-1225 V2 with 4 M391B1G73BH0-YK0 UDIMMs, ECC confirmed active +- PS/2 keyboard with SeaBIOS 1.14.0 and Debian GNU/Linux with kernel 5.10.40 +- Both Onboard NIC +- S3 Suspend to RAM +- USB2 on rear and front panel connectors +- USB3 +- Integrated SATA +- CPU Temp sensors (tested PSensor on GNU/Linux) +- LPC TPM on TPM-header (tested tpm-tools with TPM 1.2 Infineon SLB9635TT12) +- Native raminit +- Integrated graphics with libgfxinit (both analog and digital output from DVI-I) +- Nvidia Quadro 600 in all PCIe-16x slots +- Compex WLM200NX (Qualcomm Atheros AR9220) in PCI slot +- Onboard IEEE1394 controller under PCI bus +- Debug output from serial port + +## Untested + +- EHCI debugging +- S/PDIF audio +- PS/2 mouse +- LPT port + +## Technology + +```eval_rst ++------------------+--------------------------------------------------+ +| Northbridge | :doc:`../../northbridge/intel/sandybridge/index` | ++------------------+--------------------------------------------------+ +| Southbridge | bd82x6x | ++------------------+--------------------------------------------------+ +| CPU | model_206ax | ++------------------+--------------------------------------------------+ +| Super I/O | Nuvoton NCT6776F | ++------------------+--------------------------------------------------+ +| EC | None | ++------------------+--------------------------------------------------+ +| Coprocessor | Intel Management Engine | ++------------------+--------------------------------------------------+ +``` + +## Extra resources + +- [Flash chip datasheet][W25Q64FVA1Q] + +[ASUS P8C WS]: https://www.asus.com/supportonly/p8c_ws/helpdesk_knowledge/ +[W25Q64FVA1Q]: https://www.winbond.com/resource-files/w25q64fv%20revs%2007182017.pdf +[flashrom]: https://flashrom.org/Flashrom |