On Tue, 5 Sep 2017 13:16:42 +0200
Halil Pasic <pa...@linux.vnet.ibm.com> wrote:
> Replace direct access which implicitly assumes no IDA
> or MIDA with the new ccw data stream interface which should
> cope with these transparently in the future.
>
> Signed-off-by: Halil Pasic <pa...@linux.vnet.ibm.com>
> ---
> hw/s390x/css.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/hw/s390x/css.c b/hw/s390x/css.c
> index 87d913f81c..c1bc9944e6 100644
> --- a/hw/s390x/css.c
> +++ b/hw/s390x/css.c
> @@ -890,6 +890,7 @@ static int css_interpret_ccw(SubchDev *sch, hwaddr
> ccw_addr,
> }
>
> /* Look at the command. */
> + ccw_dstream_init(&sch->cds, &ccw, &(sch->orb));
> switch (ccw.cmd_code) {
> case CCW_CMD_NOOP:
> /* Nothing to do. */
> @@ -903,7 +904,7 @@ static int css_interpret_ccw(SubchDev *sch, hwaddr
> ccw_addr,
> }
> }
> len = MIN(ccw.count, sizeof(sch->sense_data));
> - cpu_physical_memory_write(ccw.cda, sch->sense_data, len);
> + ccw_dstream_write_buf(&sch->cds, sch->sense_data, len);
> sch->curr_status.scsw.count = ccw.count - len;
ccw_dstream_residual_count()?
> memset(sch->sense_data, 0, sizeof(sch->sense_data));
> ret = 0;
> @@ -930,7 +931,7 @@ static int css_interpret_ccw(SubchDev *sch, hwaddr
> ccw_addr,
> } else {
> sense_id.reserved = 0;
> }
> - cpu_physical_memory_write(ccw.cda, &sense_id, len);
> + ccw_dstream_write_buf(&sch->cds, &sense_id, len);
> sch->curr_status.scsw.count = ccw.count - len;
dito
> ret = 0;
> break;
