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9e6f9f851c
Move the data definition for the orb union to a separate header file. Also apply the curent codingstyle. Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
68 lines
1.5 KiB
C
68 lines
1.5 KiB
C
/*
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* Orb related data structures.
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*
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* Copyright IBM Corp. 2007, 2011
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*
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* Author(s): Cornelia Huck <cornelia.huck@de.ibm.com>
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* Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
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* Sebastian Ott <sebott@linux.vnet.ibm.com>
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*/
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#ifndef S390_ORB_H
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#define S390_ORB_H
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/*
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* Command-mode operation request block
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*/
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struct cmd_orb {
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u32 intparm; /* interruption parameter */
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u32 key:4; /* flags, like key, suspend control, etc. */
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u32 spnd:1; /* suspend control */
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u32 res1:1; /* reserved */
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u32 mod:1; /* modification control */
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u32 sync:1; /* synchronize control */
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u32 fmt:1; /* format control */
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u32 pfch:1; /* prefetch control */
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u32 isic:1; /* initial-status-interruption control */
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u32 alcc:1; /* address-limit-checking control */
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u32 ssic:1; /* suppress-suspended-interr. control */
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u32 res2:1; /* reserved */
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u32 c64:1; /* IDAW/QDIO 64 bit control */
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u32 i2k:1; /* IDAW 2/4kB block size control */
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u32 lpm:8; /* logical path mask */
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u32 ils:1; /* incorrect length */
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u32 zero:6; /* reserved zeros */
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u32 orbx:1; /* ORB extension control */
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u32 cpa; /* channel program address */
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} __packed __aligned(4);
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/*
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* Transport-mode operation request block
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*/
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struct tm_orb {
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u32 intparm;
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u32 key:4;
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u32:9;
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u32 b:1;
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u32:2;
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u32 lpm:8;
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u32:7;
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u32 x:1;
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u32 tcw;
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u32 prio:8;
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u32:8;
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u32 rsvpgm:8;
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u32:8;
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u32:32;
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u32:32;
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u32:32;
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u32:32;
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} __packed __aligned(4);
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union orb {
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struct cmd_orb cmd;
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struct tm_orb tm;
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} __packed __aligned(4);
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#endif /* S390_ORB_H */
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