diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/s390/cio/io_sch.h | 54 | ||||
-rw-r--r-- | drivers/s390/cio/orb.h | 67 |
2 files changed, 68 insertions, 53 deletions
diff --git a/drivers/s390/cio/io_sch.h b/drivers/s390/cio/io_sch.h index d024d2c21897..20e7a1b127ce 100644 --- a/drivers/s390/cio/io_sch.h +++ b/drivers/s390/cio/io_sch.h @@ -5,59 +5,7 @@ #include <asm/schid.h> #include <asm/ccwdev.h> #include "css.h" - -/* - * command-mode operation request block - */ -struct cmd_orb { - u32 intparm; /* interruption parameter */ - u32 key : 4; /* flags, like key, suspend control, etc. */ - u32 spnd : 1; /* suspend control */ - u32 res1 : 1; /* reserved */ - u32 mod : 1; /* modification control */ - u32 sync : 1; /* synchronize control */ - u32 fmt : 1; /* format control */ - u32 pfch : 1; /* prefetch control */ - u32 isic : 1; /* initial-status-interruption control */ - u32 alcc : 1; /* address-limit-checking control */ - u32 ssic : 1; /* suppress-suspended-interr. control */ - u32 res2 : 1; /* reserved */ - u32 c64 : 1; /* IDAW/QDIO 64 bit control */ - u32 i2k : 1; /* IDAW 2/4kB block size control */ - u32 lpm : 8; /* logical path mask */ - u32 ils : 1; /* incorrect length */ - u32 zero : 6; /* reserved zeros */ - u32 orbx : 1; /* ORB extension control */ - u32 cpa; /* channel program address */ -} __attribute__ ((packed, aligned(4))); - -/* - * transport-mode operation request block - */ -struct tm_orb { - u32 intparm; - u32 key:4; - u32 :9; - u32 b:1; - u32 :2; - u32 lpm:8; - u32 :7; - u32 x:1; - u32 tcw; - u32 prio:8; - u32 :8; - u32 rsvpgm:8; - u32 :8; - u32 :32; - u32 :32; - u32 :32; - u32 :32; -} __attribute__ ((packed, aligned(4))); - -union orb { - struct cmd_orb cmd; - struct tm_orb tm; -} __attribute__ ((packed, aligned(4))); +#include "orb.h" struct io_subchannel_private { union orb orb; /* operation request block */ diff --git a/drivers/s390/cio/orb.h b/drivers/s390/cio/orb.h new file mode 100644 index 000000000000..45a9865c2b36 --- /dev/null +++ b/drivers/s390/cio/orb.h @@ -0,0 +1,67 @@ +/* + * Orb related data structures. + * + * Copyright IBM Corp. 2007, 2011 + * + * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com> + * Peter Oberparleiter <peter.oberparleiter@de.ibm.com> + * Sebastian Ott <sebott@linux.vnet.ibm.com> + */ + +#ifndef S390_ORB_H +#define S390_ORB_H + +/* + * Command-mode operation request block + */ +struct cmd_orb { + u32 intparm; /* interruption parameter */ + u32 key:4; /* flags, like key, suspend control, etc. */ + u32 spnd:1; /* suspend control */ + u32 res1:1; /* reserved */ + u32 mod:1; /* modification control */ + u32 sync:1; /* synchronize control */ + u32 fmt:1; /* format control */ + u32 pfch:1; /* prefetch control */ + u32 isic:1; /* initial-status-interruption control */ + u32 alcc:1; /* address-limit-checking control */ + u32 ssic:1; /* suppress-suspended-interr. control */ + u32 res2:1; /* reserved */ + u32 c64:1; /* IDAW/QDIO 64 bit control */ + u32 i2k:1; /* IDAW 2/4kB block size control */ + u32 lpm:8; /* logical path mask */ + u32 ils:1; /* incorrect length */ + u32 zero:6; /* reserved zeros */ + u32 orbx:1; /* ORB extension control */ + u32 cpa; /* channel program address */ +} __packed __aligned(4); + +/* + * Transport-mode operation request block + */ +struct tm_orb { + u32 intparm; + u32 key:4; + u32:9; + u32 b:1; + u32:2; + u32 lpm:8; + u32:7; + u32 x:1; + u32 tcw; + u32 prio:8; + u32:8; + u32 rsvpgm:8; + u32:8; + u32:32; + u32:32; + u32:32; + u32:32; +} __packed __aligned(4); + +union orb { + struct cmd_orb cmd; + struct tm_orb tm; +} __packed __aligned(4); + +#endif /* S390_ORB_H */ |