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29 lines
1.5 KiB
C
29 lines
1.5 KiB
C
/* VMD250.H (c) Copyright Harold Grovesteen, 2009-2012 */
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/* z/VM 5.4 DIAGNOSE code X'250' */
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/* */
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/* Released under "The Q Public License Version 1" */
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/* (http://www.hercules-390.org/herclic.html) as modifications to */
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/* Hercules. */
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#if !defined(__VMD250_H__)
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#define __VMD250_H__
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/*-------------------------------------------------------------------*/
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/* DIAGNOSE X'250' Block I/O - Device Environment */
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/*-------------------------------------------------------------------*/
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struct VMBIOENV {
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DEVBLK *dev; /* Device block pointer of device */
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S32 blksiz; /* Block size being used by the guest */
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S64 offset; /* Guest provided offset */
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S64 begblk; /* BIO established beginning block number */
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S64 endblk; /* BIO established ending block number */
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int isCKD; /* Count-Key-Data device */
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int isRO; /* Device is read-only */
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int blkphys; /* Block to physical relationship */
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/* For FBA: physical sectors per block */
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/* For CKD: physical blocks per track */
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BYTE sense[32]; /* Save area for any pending sense data */
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};
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#endif /* !defined(__VMD250_H__) */
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