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Bug #82
closedCAR fails on LGA775 pentium 4-like CPUs
Start date:
10/22/2016
Due date:
% Done:
90%
Estimated time:
Affected versions:
Needs backport to:
Affected hardware:
Affected OS:
Description
CAR (cache as ram) does not work on LGA775 pentium 4-like CPUs.
CPUs tested:
Updated by Arthur Heymans about 8 years ago
(browser did funny stuff)
CPUs tested:
pentium 4 630
celeron d 347
on latest git: 8e6417413
Updated by Kyösti Mälkki about 8 years ago
- Status changed from New to Resolved
- Assignee set to Kyösti Mälkki
- % Done changed from 0 to 90
Not a cache-as-ram issue.
P4 NetBurst does not implement MSR 0xcd used in udelay() with UDELAY_LAPIC=y. Also the board this was tested on required super-io GPIOs to replicate BSEL lines between CPU and MCH.
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