[S] Change in coreboot[main]: Documentation: Update Protectli fw6b documentations

[Felix Singer (Code Review)]

Felix Singer has submitted this change. ( https://review.coreboot.org/c/coreboot/+/63016?usp=email )

Change subject: Documentation: Update Protectli fw6b documentations
......................................................................

Documentation: Update Protectli fw6b documentations

Update documentations:
- ME cleaner has been tested on the fw6b.
- More observations on the stock firmware is documented.
- Compatible boards are listed along with the original manufacturer.

Signed-off-by: Xue Yao 
Change-Id: I4938d81d57fc8172fefcc00222806fff0735d503
Reviewed-on: https://review.coreboot.org/c/coreboot/+/63016
Reviewed-by: Martin L Roth 
Tested-by: build bot (Jenkins) 
Reviewed-by: Felix Singer 
---
M Documentation/mainboard/protectli/fw6.md
1 file changed, 24 insertions(+), 3 deletions(-)

Approvals:
  Felix Singer: Looks good to me, approved
  build bot (Jenkins): Verified
  Martin L Roth: Looks good to me, approved

diff --git a/Documentation/mainboard/protectli/fw6.md b/Documentation/mainboard/protectli/fw6.md
index 6448486..309ca3a 100644
--- a/Documentation/mainboard/protectli/fw6.md
+++ b/Documentation/mainboard/protectli/fw6.md
@@ -4,6 +4,14 @@

![](fw6.jpg)

+## Stock firmware
+
+The stock firmware contains only the firmware descriptor, BIOS and
+Management Engine. The EC firmware is not present on the SPI chip.
+
+Using ifdtool, a full layout can be obtained along with the ME and FD
+flash regions.
+
 ## Required proprietary blobs

To build a minimal working coreboot image some blobs are required (assuming
@@ -39,6 +47,9 @@
 supporting the chipset is flashrom v1.1. Firmware an be easily flashed
 with internal programmer (either BIOS region or full image).

+The stock firmware can be dumped using [flashrom] or downloaded from
+Protectli's official [website].
+
 ### External programming

The system has an internal flash chip which is a 8 MiB soldered SOIC-8 chip.
@@ -59,7 +70,7 @@
 - Sometimes FSPMemoryInit return errors or hangs (especially with 2 DIMMs
   connected). A workaround is to power cycle the board (even a few times) or
   temporarily disconnect DIMM when platform is powered off.
-- When using libgfxinit and SeaBIOS bootsplash, the red color is dim
+- When using libgfxinit and SeaBIOS bootsplash, the red color is dim.

## Untested

@@ -67,7 +78,6 @@
 the cables or not being populated on the board case.

- Internal USB 2.0 headers
-- Boot with cleaned ME

## Working

@@ -83,7 +93,9 @@
 - SeaBIOS payload (version rel-1.12.1)
 - Mini PCIe debug card connected to mSATA (mSATA slot has LPC signals routed)
 - Reset switch
-- Booting Debian, Ubuntu, FreeBSD
+- Booting Debian, Ubuntu, FreeBSD, Proxmox
+- PCIe passthrough for NICs and iGPU
+- Boot with cleaned ME

## Technology

@@ -132,6 +144,15 @@
 +------------------+--------------------------------------------------+
 ```

+## Other compatible boards
+
+As Protectli licenses and uses [Yanling] appliances with no modifications
+to the actual hardware, any compatible [Yanling] appliances would work.
+Specifically, look for hardware with the same CPU and NIC and coreboot
+should be able to compile and boot with no modifications required.
+
 [Protectli FW6]: https://protectli.com/vault-6-port/
+[website]: https://protectli.com/kb/coreboot-on-the-vault/
 [MX25L6406E]: https://www.macronix.com/Lists/Datasheet/Attachments/7370/MX25L6406E,%203V,%...
 [flashrom]: https://flashrom.org/Flashrom
+[Yanling]: http://www.ylgkdn.cn/