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From: Chen Gang S <gang.chen@sunrus.com.cn>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: QEMU Trivial <qemu-trivial@nongnu.org>,
	Riku Voipio <riku.voipio@iki.fi>,
	Michael Tokarev <mjt@tls.msk.ru>,
	qemu-devel <qemu-devel@nongnu.org>
Subject: Re: [Qemu-trivial] [Qemu-devel] [PATCH] linux-user/syscall.c: Let all lock_user_struct() and unlock_user_struct() paired with each other
Date: Thu, 29 Jan 2015 09:37:55 +0800	[thread overview]
Message-ID: <54C98EF3.3070405@sunrus.com.cn> (raw)
In-Reply-To: <CAFEAcA-GviCfmB3vZVFRNXK7BDHoKON7ZCE9-=bE0SrYCQj9gg@mail.gmail.com>

On 1/29/15 06:36, Peter Maydell wrote:
> On 28 January 2015 at 22:09, Chen Gang S <gang.chen@sunrus.com.cn> wrote:
>>  - Is what I said above really correct (e.g. is linux-user really mainly
>>    for cpu emulation)?.
> 
> Not really. linux-user is mainly for running single Linux binaries.
> It has a secondary use for running gcc test binaries which think
> they are "bare metal" but actually use some kind of semihosting API.
> (You should check whether tile has one of those.)
> 
> As well as linux-user mode, QEMU has system emulation mode, where
> we emulate a complete machine.
> 
> Both modes need CPU emulation.
> 

OK, thanks.

For coding and test, is linux-user a good starting position for me? (I
guess it is).


Thanks.
-- 
Chen Gang

Open, share, and attitude like air, water, and life which God blessed


WARNING: multiple messages have this Message-ID (diff)
From: Chen Gang S <gang.chen@sunrus.com.cn>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: QEMU Trivial <qemu-trivial@nongnu.org>,
	Riku Voipio <riku.voipio@iki.fi>,
	Michael Tokarev <mjt@tls.msk.ru>,
	qemu-devel <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] [PATCH] linux-user/syscall.c: Let all lock_user_struct() and unlock_user_struct() paired with each other
Date: Thu, 29 Jan 2015 09:37:55 +0800	[thread overview]
Message-ID: <54C98EF3.3070405@sunrus.com.cn> (raw)
In-Reply-To: <CAFEAcA-GviCfmB3vZVFRNXK7BDHoKON7ZCE9-=bE0SrYCQj9gg@mail.gmail.com>

On 1/29/15 06:36, Peter Maydell wrote:
> On 28 January 2015 at 22:09, Chen Gang S <gang.chen@sunrus.com.cn> wrote:
>>  - Is what I said above really correct (e.g. is linux-user really mainly
>>    for cpu emulation)?.
> 
> Not really. linux-user is mainly for running single Linux binaries.
> It has a secondary use for running gcc test binaries which think
> they are "bare metal" but actually use some kind of semihosting API.
> (You should check whether tile has one of those.)
> 
> As well as linux-user mode, QEMU has system emulation mode, where
> we emulate a complete machine.
> 
> Both modes need CPU emulation.
> 

OK, thanks.

For coding and test, is linux-user a good starting position for me? (I
guess it is).


Thanks.
-- 
Chen Gang

Open, share, and attitude like air, water, and life which God blessed

  reply	other threads:[~2015-01-29  1:30 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-25 12:06 [Qemu-trivial] [PATCH] linux-user/syscall.c: Let all lock_user_struct() and unlock_user_struct() paired with each other Chen Gang S
2015-01-25 12:06 ` [Qemu-devel] " Chen Gang S
2015-01-25 12:49 ` [Qemu-trivial] " Peter Maydell
2015-01-25 12:49   ` [Qemu-devel] " Peter Maydell
2015-01-25 21:59   ` [Qemu-trivial] " Chen Gang S
2015-01-25 21:59     ` [Qemu-devel] " Chen Gang S
2015-01-25 22:10     ` [Qemu-trivial] " Peter Maydell
2015-01-25 22:10       ` [Qemu-devel] " Peter Maydell
2015-01-26 14:59       ` [Qemu-trivial] " Chen Gang S
2015-01-26 14:59         ` [Qemu-devel] " Chen Gang S
2015-01-26 15:01         ` [Qemu-trivial] " Peter Maydell
2015-01-26 15:01           ` [Qemu-devel] " Peter Maydell
2015-01-26 23:02           ` [Qemu-trivial] " Chen Gang S
2015-01-26 23:02             ` [Qemu-devel] " Chen Gang S
2015-01-28 14:27           ` [Qemu-trivial] " Riku Voipio
2015-01-28 14:27             ` [Qemu-devel] " Riku Voipio
2015-01-28 22:09             ` [Qemu-trivial] " Chen Gang S
2015-01-28 22:09               ` [Qemu-devel] " Chen Gang S
2015-01-28 22:36               ` [Qemu-trivial] " Peter Maydell
2015-01-28 22:36                 ` Peter Maydell
2015-01-29  1:37                 ` Chen Gang S [this message]
2015-01-29  1:37                   ` Chen Gang S
2015-02-04 23:03                   ` [Qemu-trivial] " Chen Gang S
2015-02-04 23:03                     ` Chen Gang S

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