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diff --git a/Documentation/mainboard/asus/p8h77-v.jpg b/Documentation/mainboard/asus/p8h77-v.jpg Binary files differnew file mode 100644 index 0000000000..44f3e14560 --- /dev/null +++ b/Documentation/mainboard/asus/p8h77-v.jpg diff --git a/Documentation/mainboard/asus/p8h77-v.md b/Documentation/mainboard/asus/p8h77-v.md new file mode 100644 index 0000000000..97b84ea7d0 --- /dev/null +++ b/Documentation/mainboard/asus/p8h77-v.md @@ -0,0 +1,81 @@ +# ASUS P8Z77-V + +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 | yes | ++---------------------+----------------+ +| Dual BIOS feature | no | ++---------------------+----------------+ +| Internal flashing | no | ++---------------------+----------------+ +``` + +The flash IC is located beside the SATA ports (circled): + + +### How to flash + +The main SPI flash cannot be written because the vendor firmware disables BIOSWE +and enables BLE/SMM_BWP flags in BIOS_CNTL for their latest BIOSes. An external +programmer is required. You must flash standalone, flashing in-circuit doesn't +work. The flash chip is socketed, so it's easy to remove and reflash. + +## Working + +- PS/2 keyboard with SeaBIOS 1.14.0 and Debian GNU/Linux with kernel 5.10.28 +- Integrated Ethernet NIC +- S3 Suspend to RAM +- USB2 on rear and front panel connectors +- USB3 +- Integrated SATA +- CPU Temp sensors (tested PSensor on GNU/Linux) +- Native raminit +- Integrated graphics with libgfxinit (VGA/DVI-D/HDMI tested and working) +- PCIe in PCIe-16x slots +- Debug output from serial port + +## Untested + +- EHCI debugging +- S/PDIF audio +- PS/2 mouse + +## Technology + +```eval_rst ++------------------+--------------------------------------------------+ +| Northbridge | :doc:`../../northbridge/intel/sandybridge/index` | ++------------------+--------------------------------------------------+ +| Southbridge | bd82x6x | ++------------------+--------------------------------------------------+ +| CPU | model_206ax | ++------------------+--------------------------------------------------+ +| Super I/O | Nuvoton NCT6779D | ++------------------+--------------------------------------------------+ +| EC | None | ++------------------+--------------------------------------------------+ +| Coprocessor | Intel Management Engine | ++------------------+--------------------------------------------------+ +``` + +## Extra resources + +- [Flash chip datasheet][W25Q64FVA1Q] + +[ASUS P8H77-V]: https://www.asus.com/supportonly/p8h77v/helpdesk_knowledge/ +[W25Q64FVA1Q]: https://www.winbond.com/resource-files/w25q64fv%20revs%2007182017.pdf +[flashrom]: https://flashrom.org/Flashrom |
