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From: Alexander Graf <agraf@suse.de>
To: Aravinda Prasad <aravinda@linux.vnet.ibm.com>,
	aik@au1.ibm.com, qemu-ppc@nongnu.org, qemu-devel@nongnu.org
Cc: benh@au1.ibm.com, paulus@samba.org
Subject: Re: [Qemu-devel] [Qemu-ppc] [PATCH v2 1/4] target-ppc: Extend rtas-blob
Date: Fri, 05 Sep 2014 09:42:20 +0200	[thread overview]
Message-ID: <5409695C.3020401@suse.de> (raw)
In-Reply-To: <20140904111328.20476.51234.stgit@aravindap>



On 04.09.14 13:13, Aravinda Prasad wrote:
> Extend rtas-blob to accommodate error log. Error log
> structure is saved in rtas space upon a machine check
> exception.
> 
> Signed-off-by: Aravinda Prasad <aravinda@linux.vnet.ibm.com>
> ---
>  hw/ppc/spapr.c |    4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
> index 4b20e36..4a7c0ae 100644
> --- a/hw/ppc/spapr.c
> +++ b/hw/ppc/spapr.c
> @@ -1409,6 +1409,10 @@ static void ppc_spapr_init(MachineState *machine)
>  
>      filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "spapr-rtas.bin");
>      spapr->rtas_size = get_image_size(filename);
> +
> +    /* Resize blob to accommodate error log at a page aligned address */
> +    spapr->rtas_size = TARGET_PAGE_ALIGN(spapr->rtas_size) + TARGET_PAGE_SIZE;

I think it's clearer if you do

#define RTAS_ERROR_LOG_SIZE 4096

and add this to the aligned size instead.


Alex

  reply	other threads:[~2014-09-05  7:42 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-04 11:13 [Qemu-devel] [PATCH v2 0/4] target-ppc: Add FWNMI support in qemu for powerKVM guests Aravinda Prasad
2014-09-04 11:13 ` [Qemu-devel] [PATCH v2 1/4] target-ppc: Extend rtas-blob Aravinda Prasad
2014-09-05  7:42   ` Alexander Graf [this message]
2014-09-05  7:56     ` [Qemu-devel] [Qemu-ppc] " Aravinda Prasad
2014-09-04 11:13 ` [Qemu-devel] [PATCH v2 2/4] target-ppc: Register and handle HCALL to receive updated RTAS region Aravinda Prasad
2014-09-04 11:13 ` [Qemu-devel] [PATCH v2 3/4] target-ppc: Build error log Aravinda Prasad
2014-09-05  2:14   ` Alexey Kardashevskiy
2014-09-05  8:07     ` Aravinda Prasad
2014-09-05  8:04   ` [Qemu-devel] [Qemu-ppc] " Alexander Graf
2014-09-05  8:28     ` Aravinda Prasad
2014-09-05  8:39       ` Alexander Graf
2014-09-11  1:23       ` Alexey Kardashevskiy
2014-09-04 11:13 ` [Qemu-devel] [PATCH v2 4/4] target-ppc: Handle ibm, nmi-register RTAS call Aravinda Prasad

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