From: Ian Campbell <ian.campbell@citrix.com>
To: Julien Grall <julien.grall@citrix.com>, xen-devel@lists.xenproject.org
Cc: stefano.stabellini@eu.citrix.com
Subject: Re: [PATCH 8/9] xen/arm: vgic-v3: Don't implement write-only register read as zero
Date: Mon, 16 Nov 2015 13:37:25 +0000 [thread overview]
Message-ID: <1447681045.27871.97.camel@citrix.com> (raw)
In-Reply-To: <1447415672-31633-9-git-send-email-julien.grall@citrix.com>
On Fri, 2015-11-13 at 11:54 +0000, Julien Grall wrote:
> A read to a write only register is unknown. Use a memorable value to
> differentiate from an actual RAZ register.
Shame it's the same memorable value as every other memorable value in the
world ;-)
> Signed-off-by: Julien Grall <julien.grall@citrix.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
next prev parent reply other threads:[~2015-11-16 13:37 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-13 11:54 [PATCH 0/9] xen/arm: Bunch of fixes for the vGIC emulation Julien Grall
2015-11-13 11:54 ` [PATCH 1/9] xen/arm: vgic-v3: Use the correct offset GICR_IGRPMODR0 Julien Grall
2015-11-16 13:20 ` Ian Campbell
2015-11-13 11:54 ` [PATCH 2/9] xen/arm: vgic-v3: Only emulate identification registers requested by the spec Julien Grall
2015-11-16 13:27 ` Ian Campbell
2015-11-18 16:46 ` Julien Grall
2015-11-13 11:54 ` [PATCH 3/9] xen/arm: vgic: Properly emulate the full register Julien Grall
2015-11-16 13:29 ` Ian Campbell
2015-11-13 11:54 ` [PATCH 4/9] xen/arm: vgic-v3: Remove GICR_MOVALLR and GICR_MOVLPIR Julien Grall
2015-11-16 13:33 ` Ian Campbell
2015-11-18 16:58 ` Julien Grall
2015-11-13 11:54 ` [PATCH 5/9] xen/arm: vgic: Re-order the register emulations to match the memory map Julien Grall
2015-11-16 13:35 ` Ian Campbell
2015-11-13 11:54 ` [PATCH 6/9] xen/arm: vgic-v3: Emulate read to GICD_ICACTIVER<n> Julien Grall
2015-11-16 13:36 ` Ian Campbell
2015-11-13 11:54 ` [PATCH 7/9] xen/arm: vgic-v3: Remove spurious return in GICR_INVALLR Julien Grall
2015-11-16 13:36 ` Ian Campbell
2015-11-13 11:54 ` [PATCH 8/9] xen/arm: vgic-v3: Don't implement write-only register read as zero Julien Grall
2015-11-16 13:37 ` Ian Campbell [this message]
2015-11-13 11:54 ` [PATCH 9/9] xen/arm: vgic-v3: Make clear that GICD_*SPI_* registers are reserved Julien Grall
2015-11-16 13:39 ` Ian Campbell
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