From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- drivers/s390/cio/orb.h | 92 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 92 insertions(+) create mode 100644 drivers/s390/cio/orb.h (limited to 'drivers/s390/cio/orb.h') diff --git a/drivers/s390/cio/orb.h b/drivers/s390/cio/orb.h new file mode 100644 index 000000000..a2d3778b2 --- /dev/null +++ b/drivers/s390/cio/orb.h @@ -0,0 +1,92 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Orb related data structures. + * + * Copyright IBM Corp. 2007, 2011 + * + * Author(s): Cornelia Huck + * Peter Oberparleiter + * Sebastian Ott + */ + +#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); + +/* + * eadm operation request block + */ +struct eadm_orb { + u32 intparm; + u32 key:4; + u32:4; + u32 compat1:1; + u32 compat2:1; + u32:21; + u32 x:1; + u32 aob; + u32 css_prio:8; + u32:8; + u32 scm_prio:8; + u32:8; + u32:29; + u32 fmt:3; + u32:32; + u32:32; + u32:32; +} __packed __aligned(4); + +union orb { + struct cmd_orb cmd; + struct tm_orb tm; + struct eadm_orb eadm; +} __packed __aligned(4); + +#endif /* S390_ORB_H */ -- cgit v1.2.3