diff options
| author | Cornelia Huck <cornelia.huck@de.ibm.com> | 2014-09-05 09:33:17 +0200 |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2014-09-23 14:10:17 +0200 |
| commit | a327c9215d8a9b5935ea807aaa9b65ccd23ec615 (patch) | |
| tree | e4802dc2dd9398caf7b68a8b390d972d62206d4d /target-s390x/ioinst.h | |
| parent | 450749141ef90841f8731fc41e28c364bf768759 (diff) | |
s390x/css: support format-0 ccws
Add support for format-0 ccws in channel programs. As a format-1 ccw
contains the same information as format-0 ccws, only supporting larger
addresses, simply convert every ccw to format-1 as we walk the chain.
Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'target-s390x/ioinst.h')
| -rw-r--r-- | target-s390x/ioinst.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/target-s390x/ioinst.h b/target-s390x/ioinst.h index 5bbc67d15e..29f6423df4 100644 --- a/target-s390x/ioinst.h +++ b/target-s390x/ioinst.h @@ -156,6 +156,16 @@ typedef struct ORB { #define ORB_CTRL1_MASK_ORBX 0x01 #define ORB_CTRL1_MASK_INVALID 0x3e +/* channel command word (type 0) */ +typedef struct CCW0 { + uint8_t cmd_code; + uint8_t cda0; + uint16_t cda1; + uint8_t flags; + uint8_t reserved; + uint16_t count; +} QEMU_PACKED CCW0; + /* channel command word (type 1) */ typedef struct CCW1 { uint8_t cmd_code; |