From: "Rémi Denis-Courmont" <remi@remlab.net>
To: qemu-arm@nongnu.org, qemu-devel@nongnu.org
Subject: Re: [Qemu-arm] [Qemu-devel] [PATCH 1/3] target/arm: fix AArch64 virtual address space size
Date: Sat, 26 Jan 2019 08:46:30 +0200 [thread overview]
Message-ID: <2184988.RNmFpAbUkI@basile.remlab.net> (raw)
In-Reply-To: <1738864.GFcTaivyIR@basile.remlab.net>
Le lauantaina 26. tammikuuta 2019, 8.36.00 EET Rémi Denis-Courmont a écrit :
> I believe that TARGET_PHYS_ADDR_SPACE_BITS could be reduced to 56 bits.
> Anything less would presumably break handling of the address "sign" bit 55.
Err, sorry. That is already 48 bits and that is the correct value of course.
There is no sign bit in physical address space.
--
レミ・デニ-クールモン
http://www.remlab.net/
WARNING: multiple messages have this Message-ID (diff)
From: "Rémi Denis-Courmont" <remi@remlab.net>
To: qemu-arm@nongnu.org, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [Qemu-arm] [PATCH 1/3] target/arm: fix AArch64 virtual address space size
Date: Sat, 26 Jan 2019 08:46:30 +0200 [thread overview]
Message-ID: <2184988.RNmFpAbUkI@basile.remlab.net> (raw)
In-Reply-To: <1738864.GFcTaivyIR@basile.remlab.net>
Le lauantaina 26. tammikuuta 2019, 8.36.00 EET Rémi Denis-Courmont a écrit :
> I believe that TARGET_PHYS_ADDR_SPACE_BITS could be reduced to 56 bits.
> Anything less would presumably break handling of the address "sign" bit 55.
Err, sorry. That is already 48 bits and that is the correct value of course.
There is no sign bit in physical address space.
--
レミ・デニ-クールモン
http://www.remlab.net/
next prev parent reply other threads:[~2019-01-26 6:47 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-25 21:48 [Qemu-arm] [PATCH 0/3] target/arm: fix PAuth in user mode Rémi Denis-Courmont
2019-01-25 21:48 ` [Qemu-devel] " Rémi Denis-Courmont
2019-01-25 21:49 ` [Qemu-arm] [PATCH 1/3] target/arm: fix AArch64 virtual address space size Rémi Denis-Courmont
2019-01-25 21:49 ` [Qemu-devel] " Rémi Denis-Courmont
2019-01-25 23:29 ` [Qemu-arm] " Richard Henderson
2019-01-25 23:29 ` Richard Henderson
2019-01-26 6:36 ` [Qemu-arm] " Rémi Denis-Courmont
2019-01-26 6:36 ` [Qemu-devel] [Qemu-arm] " Rémi Denis-Courmont
2019-01-26 6:46 ` Rémi Denis-Courmont [this message]
2019-01-26 6:46 ` Rémi Denis-Courmont
2019-01-26 20:00 ` [Qemu-arm] [Qemu-devel] " Richard Henderson
2019-01-26 20:00 ` [Qemu-devel] [Qemu-arm] " Richard Henderson
2019-01-25 21:49 ` [Qemu-devel] [PATCH 2/3] target/arm: actually enable PAuth in user mode Rémi Denis-Courmont
2019-01-25 23:34 ` [Qemu-arm] " Richard Henderson
2019-01-25 23:34 ` Richard Henderson
2019-01-25 21:49 ` [Qemu-arm] [PATCH 3/3] target/arm: fix decoding of B{,L}RA{A,B} Rémi Denis-Courmont
2019-01-25 21:49 ` [Qemu-devel] " Rémi Denis-Courmont
2019-01-25 23:40 ` [Qemu-arm] [Qemu-devel] [PATCH 3/3] target/arm: fix decoding of B{, L}RA{A, B} Richard Henderson
2019-01-25 23:40 ` Richard Henderson
2019-01-27 19:06 ` [Qemu-arm] " Richard Henderson
2019-01-27 19:06 ` Richard Henderson
2019-01-26 6:52 ` [Qemu-arm] [PATCHv2 1/3] target/arm: fix AArch64 virtual address space size Rémi Denis-Courmont
2019-01-26 6:52 ` [Qemu-devel] " Rémi Denis-Courmont
2019-01-27 18:47 ` Richard Henderson
2019-01-26 6:52 ` [Qemu-arm] [PATCHv2 2/3] target/arm: actually enable PAuth in user mode Rémi Denis-Courmont
2019-01-26 6:52 ` [Qemu-devel] " Rémi Denis-Courmont
2019-01-27 18:48 ` [Qemu-arm] " Richard Henderson
2019-01-27 18:48 ` Richard Henderson
2019-02-01 15:27 ` [Qemu-arm] [PATCH 0/3] target/arm: fix " Peter Maydell
2019-02-01 15:27 ` [Qemu-devel] " Peter Maydell
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