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Find scsi id accorind refnum and vice-versa

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Laurent Vivier 2007-10-08 12:38:22 +00:00
parent 52a797f3eb
commit 636b4d0868
1 changed files with 11 additions and 1 deletions
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12
second/driver.h
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@ -1,7 +1,17 @@
/*
*
* (c) 2005 Laurent Vivier <Laurent@lvivier.info>
* (c) 2005-2007 Laurent Vivier <Laurent@lvivier.info>
*
*/
static inline int refnum_to_scsi_id(signed short refnum)
{
return (~refnum) - 32;
}
static inline signed short scsi_id_to_refnum(int scsi_id)
{
return ~((signed short)scsi_id + 32);
}
extern void turn_off_interrupts();