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From: Fabien Chouteau <chouteau@adacore.com>
To: Paul Brook <paul@codesourcery.com>
Cc: peter.maydell@linaro.org, qemu-devel@nongnu.org, afaerber@suse.de
Subject: Re: [Qemu-devel] [PATCH 4/4] target-arm: always set endian bits in big-endian mode
Date: Mon, 04 Mar 2013 11:30:25 +0100	[thread overview]
Message-ID: <513477C1.5080505@adacore.com> (raw)
In-Reply-To: <201303012058.26277.paul@codesourcery.com>

On 03/01/2013 09:58 PM, Paul Brook wrote:
>> +#ifdef TARGET_WORDS_BIGENDIAN
>> +    if (arm_feature(env, ARM_FEATURE_V6)
>> +        || arm_feature(env, ARM_FEATURE_V7)) {
>> +        /* IE and EE bits stay set for big-endian */
>> +        env->cp15.c1_sys |= (1 << 31) | (1 << 25);
>> +    }
>> +#endif
> 
> This is wrong for all the CPUs QEMU crrently supports. SCTLR.IE is defined to 
> be zero.
> 

Again I'd like to have more information. Why is it wrong to set IE when
we are in big-endian?

Thanks,

-- 
Fabien Chouteau

  reply	other threads:[~2013-03-04 10:30 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-01 17:21 [Qemu-devel] [PATCH 0/4] ARM: Misc ARM big-endian bug fixes Fabien Chouteau
2013-03-01 17:21 ` [Qemu-devel] [PATCH 1/4] QAPI: Add ARMEB target-type Fabien Chouteau
2013-03-01 17:21 ` [Qemu-devel] [PATCH 2/4] Add default config for armeb-softmmu Fabien Chouteau
2013-03-01 17:21 ` [Qemu-devel] [PATCH 3/4] target-arm: Fix VFP register byte order in GDB remote Fabien Chouteau
2013-03-01 20:51   ` Paul Brook
2013-03-04 10:03     ` Fabien Chouteau
2013-03-04 13:30       ` Paul Brook
2013-03-04 17:31         ` Fabien Chouteau
     [not found]           ` <201303042334.02147.paul@codesourcery.com>
2013-03-05 10:59             ` Fabien Chouteau
2013-03-01 17:21 ` [Qemu-devel] [PATCH 4/4] target-arm: always set endian bits in big-endian mode Fabien Chouteau
2013-03-01 20:58   ` Paul Brook
2013-03-04 10:30     ` Fabien Chouteau [this message]
2013-03-04 13:24       ` Paul Brook
2013-03-05 10:56         ` Fabien Chouteau
2013-03-05 12:33           ` Peter Maydell
2013-03-05 15:07             ` Fabien Chouteau
2013-03-05 23:08               ` Peter Maydell
2013-03-06 17:39                 ` Fabien Chouteau

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