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Bug #14011

open

bhyve should emulate movb %al

Added by Patrick Mooney 11 months ago. Updated 9 months ago.

Status:
In Progress
Priority:
Normal
Category:
bhyve
Start date:
Due date:
% Done:

0%

Estimated time:
Difficulty:
Medium
Tags:
Gerrit CR:

Description

While testing unrelated firmware bits under bhyve, jclulow hit an instruction emulation exit on movb 0xfed40000,%al. It's true that our emulation lacks handling for both opcode a0 (movb <addr>, %al) and a2 (movb %al, <addr). We should add those for the sake of completeness.


Related issues

Related to illumos gate - Bug #14567: bhyve mishandles Moffs emulationNew

Actions
Actions #1

Updated by Electric Monk 9 months ago

  • Gerrit CR set to 1647
Actions #2

Updated by Patrick Mooney 4 months ago

  • Related to Bug #14567: bhyve mishandles Moffs emulation added
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