Marius Strobl 55aaf894e8 Make the PCI code aware of PCI domains (aka PCI segments) so we can ... support machines having multiple independently numbered PCI domains and don't support reenumeration without ambiguity amongst the devices as seen by the OS and represented by PCI location strings. This includes introducing a function pci_find_dbsf(9) which works like pci_find_bsf(9) but additionally takes a domain number argument and limiting pci_find_bsf(9) to only search devices in domain 0 (the only domain in single-domain systems). Bge(4) and ofw_pcibus(4) are changed to use pci_find_dbsf(9) instead of pci_find_bsf(9) in order to no longer report false positives when searching for siblings and dupe devices in the same domain respectively. Along with this change the sole host-PCI bridge driver converted to actually make use of PCI domain support is uninorth(4), the others continue to use domain 0 only for now and need to be converted as appropriate later on. Note that this means that the format of the location strings as used by pciconf(8) has been changed and that consumers of <sys/pciio.h> potentially need to be recompiled. Suggested by: jhb Reviewed by: grehan, jhb, marcel Approved by: re (kensmith), jhb (PCI maintainer hat)		2007-09-30 11:05:18 +00:00
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eisa_pci.c
fixup_pci.c	Workaround a hang on some nForce2 systems that can happen if the CPU goes	2006-05-24 14:08:31 +00:00
hostb_pci.c	Move the hostb driver out of the i386 and amd64 PCI code (where it was	2005-12-20 21:09:45 +00:00
ignore_pci.c
isa_pci.c	Don't save and restore the ELCR register across suspend and resume for	2005-09-29 15:00:09 +00:00
pci_if.m	Revamp the MSI/MSI-X code a bit to achieve two main goals:	2007-05-02 17:50:36 +00:00
pci_pci.c	Make the PCI code aware of PCI domains (aka PCI segments) so we can	2007-09-30 11:05:18 +00:00
pci_private.h	Make the PCI code aware of PCI domains (aka PCI segments) so we can	2007-09-30 11:05:18 +00:00
pci_user.c	Make the PCI code aware of PCI domains (aka PCI segments) so we can	2007-09-30 11:05:18 +00:00
pci.c	Make the PCI code aware of PCI domains (aka PCI segments) so we can	2007-09-30 11:05:18 +00:00
pcib_if.m	Revamp the MSI/MSI-X code a bit to achieve two main goals:	2007-05-02 17:50:36 +00:00
pcib_private.h	Make the PCI code aware of PCI domains (aka PCI segments) so we can	2007-09-30 11:05:18 +00:00
pcireg.h	- Fix a small bit slip in PCIM_PCAP_D[0-2]PME defines.	2007-09-19 13:05:58 +00:00
pcivar.h	Make the PCI code aware of PCI domains (aka PCI segments) so we can	2007-09-30 11:05:18 +00:00
vga_pci.c	Don't add an agp child in vgapci's attach routine if the PCIY_AGP	2006-02-01 15:45:29 +00:00