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Diffstat (limited to 'docs/hardware/c201.md')
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1 files changed, 9 insertions, 21 deletions
diff --git a/docs/hardware/c201.md b/docs/hardware/c201.md index 82b68fc9..8dba1f85 100644 --- a/docs/hardware/c201.md +++ b/docs/hardware/c201.md @@ -1,5 +1,6 @@ --- title: ASUS Chromebook C201 +x-toc-enable: true ... This is a Chromebook, using the Rockchip RK3288 SoC. It uses an ARM CPU, @@ -16,18 +17,7 @@ confirmed to work.** Flashing instructions can be found at [../install/\#flashrom](../install/#flashrom) -- [Google's intent with CrOS devices](#googlesintent) -- [Considerations about ChromeOS and free operating systems](#os) -- [Caution: Video acceleration requires a non-free blob, software - rendering can be used instead.](#videoblobs) -- [Caution: WiFi requires a non-free blob, a USB dongle can be used - instead.](#wifiblobs) -- [EC firmware is free software!](#ec) -- [No microcode!](#microcode) -- [Depthcharge payload](#depthcharge) -- [Flash chip write protection: the screw](#thescrew) - -Google's intent with CrOS devices {#googlesintent} +Google's intent with CrOS devices ================================== CrOS (Chromium OS/Chrome OS) devices, such as Chromebooks, were not @@ -56,7 +46,7 @@ are supported in libreboot. Those laptops are supported, in spite of Apple and Lenovo, companies which are actually *hostile* to the free software movement. -Considerations about ChromeOS and free operating systems {#os} +Considerations about ChromeOS and free operating systems ======================================================== This laptop comes preinstalled (from the factory) with Google ChromeOS. @@ -73,7 +63,7 @@ install Debian. TODO: instructions for Devuan -Caution: Video acceleration requires a non-free blob, software rendering can be used instead. {#videoblobs} +Caution: Video acceleration requires a non-free blob, software rendering can be used instead. ============================================================================================= The Tamil driver source code for the onboard Mali T GPU is not released. @@ -92,7 +82,7 @@ The Tamil developer wrote this blog post, which sheds light on the story: [http://libv.livejournal.com/27461.html,http://libv.livejournal.com/27461.html](http://libv.livejournal.com/27461.html). -Caution: WiFi requires a non-free blob, a USB dongle can be used instead. {#wifiblobs} +Caution: WiFi requires a non-free blob, a USB dongle can be used instead. ========================================================================= These laptops have non-removeable (soldered on) WiFi chips, which @@ -117,7 +107,7 @@ These wifi dongles use the AR9271 (atheros) chipset, supported by the free *ath9k\_htc* driver in the Linux kernel. They work in *linux-libre* too. -EC firmware is free software! {#ec} +EC firmware is free software! ============================= It's free software. Google provides the source. Build scripts will be @@ -132,7 +122,7 @@ when using one of these laptops. The libreboot FAQ briefly describes what an *EC* is: [../../faq.md#firmware-ec](../../faq.md#firmware-ec) -No microcode! {#microcode} +No microcode! ============= Unlike x86 (e.g. Intel/AMD) CPUs, ARM CPUs do not use microcode, not @@ -146,14 +136,14 @@ present), which are proprietary software. On ARM CPUs, the instruction set is implemented in circuitry, without microcode. -Depthcharge payload {#depthcharge} +Depthcharge payload =================== These systems do not use the GRUB payload. Instead, they use a payload called depthcharge, which is common on CrOS devices. This is free software, maintained by Google. -Flash chip write protection: the screw {#thescrew} +Flash chip write protection: the screw ====================================== It's next to the flash chip. Unscrew it, and the flash chip is @@ -178,8 +168,6 @@ is such a stupidly simple idea, which all designs should implement. Copyright © 2015 Leah Rowe <info@minifree.org>\ - - Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License Version 1.3 or any later version published by the Free Software Foundation |