Re: [Qemu-devel] [PATCH v2 1/6] atapi: Allow GESN after media change

[Kevin Wolf <kwolf@redhat.com>]

Am 12.04.2011 11:27, schrieb Amit Shah:
> After a media change, the only commands allowed from the guest were
> REQUEST_SENSE and INQUIRY.  The guest may also issue
> GET_EVENT_STATUS_NOTIFICATION commands to get media
> changed notification.
> 
> Signed-off-by: Amit Shah <amit.shah@redhat.com>
> ---
>  hw/ide/core.c |   19 +++++++++++++------
>  1 files changed, 13 insertions(+), 6 deletions(-)
> 
> diff --git a/hw/ide/core.c b/hw/ide/core.c
> index c11d457..f839ef3 100644
> --- a/hw/ide/core.c
> +++ b/hw/ide/core.c
> @@ -1102,13 +1102,20 @@ static void ide_atapi_cmd(IDEState *s)
>          printf("\n");
>      }
>  #endif
> -    /* If there's a UNIT_ATTENTION condition pending, only
> -       REQUEST_SENSE and INQUIRY commands are allowed to complete. */
> +    /*
> +     * If there's a UNIT_ATTENTION condition pending, only
> +     * REQUEST_SENSE, INQUIRY and GET_EVENT_STATUS_NOTIFICATION
> +     * commands are allowed to complete.  MMC-5, section 4.1.6.1 lists
> +     * only these commands being allowed to complete, with other
> +     * commands getting a CHECK condition response unless a higher
> +     * priority status, defined by the drive here, is pending.
> +     */

GET CONFIGURATION is allowed as well. That would be an unrelated fix,
though, so we can do it on top.

Kevin