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[Qemu-devel] Re: Commit 9c9bb6c89d4 breaks code execution from flash
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From: |
Jan Kiszka |
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Subject: |
[Qemu-devel] Re: Commit 9c9bb6c89d4 breaks code execution from flash |
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Date: |
Fri, 23 Apr 2010 09:23:49 +0200 |
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User-agent: |
Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 |
Michael Walle wrote:
> Hi Jan,
>
> your commit "Optimize consecutive CFI02 writes by remapping memory lazily"
> breaks the code execution from flash.
>
> If you write to the flash, the flash will switch into I/O mode. Now if code
> is
> executed from this flash, a cpu_abort will be raised ("Trying to execute code
> outside RAM or ROM").
>
Hmm, guess I didn't test execute-in-place back then. Do you happen to
have a test case for this scenario? I'll look into this.
Jan
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