pci_bios_present(D3hpci)
pci_bios_present --
determine details of the PCI system platform
Synopsis
#include <sys/types.h>
#include <sys/hpci.h>
#include <sys/hpci_bios.h>
#include <sys/ddi.h>
int pci_bios_present(rm_key_t hpci, uchar_t *maxbus,
ushort_t *bus_rev, uchar_t * conf_cycle_type);
Description
pci_bios_present( )
Arguments
hpci-
resource manager
key for this instance
of the hot plug controller.
maxbus-
outarg corresponding to the maximum PCI bus number
on the system.
bus_rev-
bus version. valid values are
PCI_REV_2_0 and PCI_REV_2_1.
conf_cycle_type-
Values in this field are as defined in the
PCI BIOS Specification,
Revision 2.1, August 26, 1994.
Return values
This function returns values
as per corresponding 2.1 PCI BIOS calls.
Usage
Context and synchronization
Blockable
context
Hardware applicability
All
Version applicability
hpci:
1
References
``Hotplug devices'' in HDK Technical Reference
``PCI'' in HDK Technical Reference
PCI Special Interest Group,
PCI BIOS Specification,
Revision 2.1, August 26, 1994.
19 June 2005
© 2005 The SCO Group, Inc. All rights reserved.
OpenServer 6 and UnixWare (SVR5) HDK - June 2005