Group: Hardware/Restrictions/anti-freedom/Intel Management Engine/HP Elitebook 2570p
From LibrePlanet
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== Introduction == | == Introduction == | ||
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This laptop cannot even boot without nonfree software. | This laptop cannot even boot without nonfree software. | ||
− | However doing tests on it to understand better the Management Engine and | + | However doing tests on it to understand better the Management Engine and the laptop lack of freedom is still interesting. |
As for now: | As for now: | ||
− | * That laptop requires a signed and nonfree Management Engine firmware | + | * That laptop requires a signed and nonfree Management Engine firmware. |
− | * It also requires a nonfree | + | * It also requires a nonfree Embedded Controller (EC) firmware that has to be part of the Coreboot image. |
* It still needs to be tested without CPU microcode. | * It still needs to be tested without CPU microcode. | ||
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+ | == Hardware == | ||
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+ | This laptop uses the Ivybridge microarchitecture. | ||
== Tests == | == Tests == |
Revision as of 11:19, 28 February 2020
Introduction
This laptop cannot even boot without nonfree software.
However doing tests on it to understand better the Management Engine and the laptop lack of freedom is still interesting.
As for now:
- That laptop requires a signed and nonfree Management Engine firmware.
- It also requires a nonfree Embedded Controller (EC) firmware that has to be part of the Coreboot image.
- It still needs to be tested without CPU microcode.
Hardware
This laptop uses the Ivybridge microarchitecture.
Tests
Test | Results | Comments |
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Keep ROMP + BUP ME partitions |
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FPTR, ROMP and BUP partitions were removed |
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Removed completely the ME partition like for GM45 (1, 0xffff for region 2 base) |
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