From 6d182768a602fb6aaa56d4b5584356c9c17fe6ff Mon Sep 17 00:00:00 2001 From: Sebastian 'Swift Geek' Grzywna Date: Sun, 24 Jun 2018 08:13:13 +0200 Subject: FAQ entry for grub cryptomount errors --- www/faq.md | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'www') diff --git a/www/faq.md b/www/faq.md index 547fea6d..64958de8 100644 --- a/www/faq.md +++ b/www/faq.md @@ -140,6 +140,15 @@ around this by running the following command: You can find *cbfstool* in the \_util archive with the libreboot release that you are using. +What are the ata/ahci errors I see in libreboot's GRUB? +----------------------------------------------------------------------- + +You can safely ignore those errors, they exist because we can't quiet down +cryptomount command from `for` loop in libreboot's +[grub.cfg](https://notabug.org/libreboot/libreboot/src/r20160907/resources/grub/config/menuentries/common.cfg#L66) +It could be fixed in upstream grub by contributing patch that would add +quiet flag to it. + Hardware compatibility ====================== -- cgit v1.2.3-70-g09d2 From 0566efc6478aec54b9371c613afafae4b359fb0c Mon Sep 17 00:00:00 2001 From: Sebastian 'Swift Geek' Grzywna Date: Sun, 24 Jun 2018 08:49:38 +0200 Subject: Add FAQ entry for expanding knowledge about electronics --- www/faq.md | 37 ++++++++++++++++++++++++++++++++----- 1 file changed, 32 insertions(+), 5 deletions(-) (limited to 'www') diff --git a/www/faq.md b/www/faq.md index 64958de8..ccbee214 100644 --- a/www/faq.md +++ b/www/faq.md @@ -145,7 +145,7 @@ What are the ata/ahci errors I see in libreboot's GRUB? You can safely ignore those errors, they exist because we can't quiet down cryptomount command from `for` loop in libreboot's -[grub.cfg](https://notabug.org/libreboot/libreboot/src/r20160907/resources/grub/config/menuentries/common.cfg#L66) +[grub.cfg](https://notabug.org/libreboot/libreboot/src/r20160907/resources/grub/config/menuentries/common.cfg#L66). It could be fixed in upstream grub by contributing patch that would add quiet flag to it. @@ -909,10 +909,8 @@ connect SATA HDDs via USB. Libreboot documents how to install several distributions with full disk encryption. You can adapt these for use with USB drives: -- [Full disk encryption with - Debian](../docs/gnulinux/encrypted_debian.md) -- [Full disk encryption with - Parabola](../docs/gnulinux/encrypted_parabola.md) +- [Full disk encryption with Debian](../docs/gnulinux/encrypted_debian.md) +- [Full disk encryption with Parabola](../docs/gnulinux/encrypted_parabola.md) The current theory (unproven) is that this will at least prevent malicious drives from wrongly manipulating data being read from or @@ -1043,3 +1041,32 @@ Are other operating systems compatible? Unknown. Probably not. +Where can I learn more about electronics +========================================== + +* Basics of soldering and rework by PACE + Both series of videos are mandatory regardless of your soldering skill. + * [Basic Soldering](https://www.youtube.com/watch?v=vIT4ra6Mo0s&list=PL926EC0F1F93C1837) + * [Rework and Repair](https://www.youtube.com/watch?v=HKX-GBe_lUI&list=PL958FF32927823D12) +* [edX course on basics of electronics](https://www.edx.org/course/circuits-electronics-1-basic-circuit-mitx-6-002-1x-0) + In most countries contents of this course is covered during + middle and high school. It will also serve well to refresh your memory + if you haven't used that knowledge ever since. +* Impedance intro + * [Similiarities of Wave Behavior](https://www.youtube.com/watch?v=DovunOxlY1k) + * [Reflections in tranmission line](https://www.youtube.com/watch?v=y8GMH7vMAsQ) + * Stubs: + * [Wikipedia article on stubs](https://en.wikipedia.org/wiki/Stub_(electronics)) + * [Polar Instruments article on stubs](http://www.polarinstruments.com/support/si/AP8166.html) + With external SPI flashing we only care about unintended PCB stubs +* Other YouTube channels with useful content about electronics + * [EEVblog](https://www.youtube.com/channel/UC2DjFE7Xf11URZqWBigcVOQ) + * [Louis Rossmann](https://www.youtube.com/channel/UCl2mFZoRqjw_ELax4Yisf6w) + * [mikeselectricstuff](https://www.youtube.com/channel/UCcs0ZkP_as4PpHDhFcmCHyA) + * [bigclive](https://www.youtube.com/channel/UCtM5z2gkrGRuWd0JQMx76qA) + * [ElectroBOOM](https://www.youtube.com/channel/UCJ0-OtVpF0wOKEqT2Z1HEtA) + * [Jeri Ellsworth](https://www.youtube.com/user/jeriellsworth/playlists) +* Boardview files can be open with [OpenBoardview](https://github.com/OpenBoardView/OpenBoardView), +which is free software under MIT license. + +Use of youtube-dl with mpv would be recommended for youtube links -- cgit v1.2.3-70-g09d2