Re: [Qemu-devel] [PATCH RFC 09/11] ide: ide_bridge_do_transfer is treated as PIO transfer

[Hannes Reinecke <hare@suse.de>]

On 08/18/2015 01:42 AM, Alexander Bezzubikov wrote:
> Signed-off-by: Alexander Bezzubikov <abezzubikov@ispras.ru>
> ---
>  hw/ide/bridge.c | 2 +-
>  hw/ide/bridge.h | 1 +
>  hw/ide/core.c   | 4 +++-
>  3 files changed, 5 insertions(+), 2 deletions(-)
> 
> diff --git a/hw/ide/bridge.c b/hw/ide/bridge.c
> index 3a534de..4a5251b 100644
> --- a/hw/ide/bridge.c
> +++ b/hw/ide/bridge.c
> @@ -1,6 +1,6 @@
>  #include "hw/ide/bridge.h"
>  
> -static void ide_bridge_do_transfer(IDEState *s)
> +void ide_bridge_do_transfer(IDEState *s)
>  {
>      SCSIDiskReq *r = DO_UPCAST(SCSIDiskReq, req, s->cur_req);
>  
> diff --git a/hw/ide/bridge.h b/hw/ide/bridge.h
> index dca5d73..59f2f25 100644
> --- a/hw/ide/bridge.h
> +++ b/hw/ide/bridge.h
> @@ -5,5 +5,6 @@
>  
>  void ide_bridge_start_transfer(SCSIRequest *req, uint32_t len);
>  void ide_bridge_complete(SCSIRequest *req, uint32_t status, size_t resid);
> +void ide_bridge_do_transfer(IDEState *s);
>  
>  #endif
> diff --git a/hw/ide/core.c b/hw/ide/core.c
> index d017d4e..99b955b 100644
> --- a/hw/ide/core.c
> +++ b/hw/ide/core.c
> @@ -34,6 +34,7 @@
>  #include "sysemu/block-backend.h"
>  
>  #include <hw/ide/internal.h>
> +#include "hw/ide/bridge.h"
>  
>  /* These values were based on a Seagate ST3500418AS but have been modified
>     to make more sense in QEMU */
> @@ -2002,7 +2003,8 @@ static bool ide_is_pio_out(IDEState *s)
>      } else if (s->end_transfer_func == ide_sector_read ||
>                 s->end_transfer_func == ide_transfer_stop ||
>                 s->end_transfer_func == ide_atapi_cmd_reply_end ||
> -               s->end_transfer_func == ide_dummy_transfer_stop) {
> +               s->end_transfer_func == ide_dummy_transfer_stop ||
> +               s->end_transfer_func == ide_bridge_do_transfer) {
>          return true;
>      }
>  
> 
Patch is okay, but could benefit from a more detailed description.

Cheers,

Hannes
-- 
Dr. Hannes Reinecke		      zSeries & Storage
hare@suse.de			      +49 911 74053 688
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