From 96d8e4317835ed490a3999f173c50a2c0a36314a Mon Sep 17 00:00:00 2001 From: Patrick Rudolph Date: Thu, 11 Jul 2019 16:21:15 +0200 Subject: Documentation: Add FSP bugs MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit As Intel doesn't even document known bugs add a list of FSP bugs here. Change-Id: I07819b83fb0c9437fc237472dfe943f78738347a Signed-off-by: Patrick Rudolph Reviewed-on: https://review.coreboot.org/c/coreboot/+/34239 Reviewed-by: Kyösti Mälkki Reviewed-by: Paul Menzel Reviewed-by: Martin Roth Tested-by: build bot (Jenkins) --- Documentation/soc/intel/fsp/index.md | 43 ++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/Documentation/soc/intel/fsp/index.md b/Documentation/soc/intel/fsp/index.md index d7f44c6deee2..6269445ff36f 100644 --- a/Documentation/soc/intel/fsp/index.md +++ b/Documentation/soc/intel/fsp/index.md @@ -2,6 +2,39 @@ This section contains documentation about Intel-FSP in public domain. +## Bugs +As Intel doesn't even list known bugs, they are collected here until +those are fixed. If possible a workaround is described here as well. + +### BroadwellDEFsp + +* IA32_FEATURE_CONTROL MSR is locked in FSP-M + * Release MR2 + * Writing the MSR is required in ramstage for Intel TXT + * Workaround: none + * Issue on public tracker: [Issue 10] + +* FSP-S asserts if the thermal PCI device 00:1f.6 is disabled + * Release MR2 + * FSP expects the PCI device to be enabled + * FSP expects BARs to be properly assigned + * Workaround: Don't disable this PCI device + * Issue on public tracker: [Issue 13] + +### KabylakeFsp +* MfgId and ModulePartNum in the DIMM_INFO struct are empty + * Release 3.7.1 + * Those values are typically consumed by SMBIOS type 17 + * Workaround: none + * Issue on public tracker: [Issue 22] + +### BraswellFsp +* Internal UART can't be disabled using PcdEnableHsuart* + * Release MR2 + * Workaround: Disable internal UART manually after calling FSP + * Issue on public tracker: [Issue 10] + + ## Open Source Intel FSP specification * [About Intel FSP](https://firmware.intel.com/learn/fsp/about-intel-fsp) @@ -15,3 +48,13 @@ This section contains documentation about Intel-FSP in public domain. ## Additional Features in FSP 2.1 specification - [PPI](ppi/ppi.md) + +## Official bugtracker + +- [IntelFSP/FSP](https://github.com/IntelFsp/FSP/issues) + +[Issue 10]: https://github.com/IntelFsp/FSP/issues/10 +[Issue 13]: https://github.com/IntelFsp/FSP/issues/13 +[Issue 15]: https://github.com/IntelFsp/FSP/issues/15 +[Issue 22]: https://github.com/IntelFsp/FSP/issues/22 + -- cgit v1.2.3