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add a PCI_HDRTYPE_TYPE() macro, to get the 'type' portion of the

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headertype register (i.e., not including the 'multifunction' bit).
This commit is contained in:
cgd 1998-05-18 17:17:04 +00:00
parent 2102dd3e20
commit 27b21a3a47
1 changed files with 3 additions and 1 deletions
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4
sys/dev/pci/pcireg.h
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@ -1,4 +1,4 @@
/* $NetBSD: pcireg.h,v 1.14 1998/04/14 21:22:44 thorpej Exp $ */
/* $NetBSD: pcireg.h,v 1.15 1998/05/18 17:17:04 cgd Exp $ */
/*
* Copyright (c) 1995, 1996 Christopher G. Demetriou. All rights reserved.
@ -230,6 +230,8 @@ typedef u_int8_t pci_revision_t;
#define PCI_HDRTYPE(bhlcr) \
(((bhlcr) >> PCI_HDRTYPE_SHIFT) & PCI_HDRTYPE_MASK)
#define PCI_HDRTYPE_TYPE(bhlcr) \
(PCI_HDRTYPE(bhlcr) & 0x7f)
#define PCI_HDRTYPE_MULTIFN(bhlcr) \
((PCI_HDRTYPE(bhlcr) & 0x80) != 0)