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History log of /src/sys/arch/mips/alchemy/dev/aupci.c
RevisionDateAuthorComments
 1.22  29-Sep-2022  skrll Remove unnecessary include of <sys/malloc.h>.
 1.21  29-Sep-2022  skrll Trailing whitespace
 1.20  07-Aug-2021  thorpej Merge thorpej-cfargs2.
 1.19  24-Apr-2021  thorpej branches: 1.19.8;
Merge thorpej-cfargs branch:

Simplify and make extensible the config_search() / config_found() /
config_attach() interfaces: rather than having different variants for
which arguments you want pass along, just have a single call that
takes a variadic list of tag-value arguments.

Adjust all call sites:
- Simplify wherever possible; don't pass along arguments that aren't
actually needed.
- Don't be explicit about what interface attribute is attaching if
the device only has one. (More simplification.)
- Add a config_probe() function to be used in indirect configuiration
situations, making is visibly easier to see when indirect config is
in play, and allowing for future change in semantics. (As of now,
this is just a wrapper around config_match(), but that is an
implementation detail.)

Remove unnecessary or redundant interface attributes where they're not
needed.

There are currently 5 "cfargs" defined:
- CFARG_SUBMATCH (submatch function for direct config)
- CFARG_SEARCH (search function for indirect config)
- CFARG_IATTR (interface attribte)
- CFARG_LOCATORS (locators array)
- CFARG_DEVHANDLE (devhandle_t - wraps OFW, ACPI, etc. handles)

...and a sentinel value CFARG_EOL.

Add some extra sanity checking to ensure that interface attributes
aren't ambiguous.

Use CFARG_DEVHANDLE in MI FDT, OFW, and ACPI code, and macppc and shark
ports to associate those device handles with device_t instance. This
will trickle trough to more places over time (need back-end for pre-OFW
Sun OBP; any others?).
 1.18  07-Jul-2020  thorpej branches: 1.18.4;
Overhaul the interface to pci_configure_bus():
- Don't expose how PCI bus configuration resource management is implemented.
Provide a new resource provider API:

==> pciconf_resource_init() -- Initialize a PCI configuration resources
container.
==> pciconf_resource_add() -- Add a PCI configuration resource to the
container (I/O, MEM, or prefetchable MEM). Multiple resources of
each type may be added.
==> pciconf_resource_fini() -- Tear down the PCI configurtation resources
container once the bus has been configured.

This is much easier to use than the previous method of providing an
extent map for each kind of resource, and works better for e.g. ACPI
platforms that provide potentially multiple PCI resources in tables
provided by firmware.

- Re-implement PCI configuration resource management using vmem arenas,
rather than extent maps.
 1.17  02-Oct-2015  msaitoh PCI Extended Configuration stuff written by nonaka@:
- Add PCI Extended Configuration Space support into x86.
- Check register offset of pci_conf_read() in MD part. It returns (pcireg_t)-1
if it isn't accessible.
- Decode Extended Capability in PCI Extended Configuration Space.
Currently the following extended capabilities are decoded:
- Advanced Error Reporting
- Virtual Channel
- Device Serial Number
- Power Budgeting
- Root Complex Link Declaration
- Root Complex Event Collector Association
- Access Control Services
- Alternative Routing-ID Interpretation
- Address Translation Services
- Single Root IO Virtualization
- Page Request
- TPH Requester
- Latency Tolerance Reporting
- Secondary PCI Express
- Process Address Space ID
- LN Requester
- L1 PM Substates
The following extended capabilities are not decoded yet:
- Root Complex Internal Link Control
- Multi-Function Virtual Channel
- RCRB Header
- Vendor Unique
- Configuration Access Correction
- Multiple Root IO Virtualization
- Multicast
- Resizable BAR
- Dynamic Power Allocation
- Protocol Multiplexing
- Downstream Port Containment
- Precision Time Management
- M-PCIe
- Function Reading Status Queueing
- Readiness Time Reporting
- Designated Vendor-Specific
 1.16  27-Jun-2015  matt Cleanup includes.
 1.15  29-Mar-2014  christos branches: 1.15.6;
make pci_intr_string and eisa_intr_string take a buffer and a length
instead of relying in local static storage.
 1.14  26-Mar-2014  christos kill sprintf
 1.13  27-Jan-2012  para branches: 1.13.6; 1.13.10;
converting extent(9) from malloc(9) to kmem(9)
preceding kmem-vmem-pool-uvm patch

releng@ acknowledged
 1.12  03-Jan-2012  kiyohara Use device_t instead of 'struct device *'.
Call aprint_* in auto-config time.
 1.11  01-Jul-2011  dyoung branches: 1.11.2; 1.11.6;
#include <sys/bus.h> instead of <machine/bus.h>.
 1.10  17-May-2011  dyoung PCI_FLAGS_IO_ENABLED and PCI_FLAGS_MEM_ENABLED changed their functional
role in NetBSD (drivers are no longer supposed to write these to
pa_flags) without changing name. Correct that.

Rename PCI_FLAGS_IO_ENABLED to PCI_FLAGS_IO_OKAY and
PCI_FLAGS_MEM_ENABLED to PCI_FLAGS_MEM_OKAY, thus making their names
consistent with the other PCI flags and poisoning 3rd-party driver
sources that use the flags in the old bad way.

This patch produces no binary changes in this set of PCI kernels when
they are compiled w/o 'options DIAGNOSTIC' and w/ -V MKREPRO=yes:

algor P4032 P5064 P6032
alpha GENERIC
amd64 GENERIC XEN3_DOM0
arc GENERIC
atari HADES MILAN-PCIIDE
bebox GENERIC
cats GENERIC
cobalt GENERIC
evbarm-el ADI_BRH ARMADILLO9 CP3100 GEMINI GEMINI_MASTER GEMINI_SLAVE
evbarm-el GUMSTIX HDL_G IMX31LITE INTEGRATOR IQ31244 IQ80310 IQ80321
evbarm-el IXDP425 IXM1200 KUROBOX_PRO
evbarm-el LUBBOCK MARVELL_NAS NAPPI NSLU2 SHEEVAPLUG SMDK2800 TEAMASA_NPWR
evbarm-el TEAMASA_NPWR_FC TS7200 TWINTAIL ZAO425
evbmips-el AP30 DBAU1500 DBAU1550 MALTA MERAKI MTX-1 OMSAL400 RB153 WGT624V3
evbmips64-el XLSATX
evbppc EV64260 MPC8536DS MPC8548CDS OPENBLOCKS200 OPENBLOCKS266
evbppc OPENBLOCKS266_OPT P2020RDB PMPPC RB800 WALNUT
hp700 GENERIC
i386 ALL XEN3_DOM0 XEN3_DOMU
ibmnws GENERIC
iyonix GENERIC
landisk GENERIC
macppc GENERIC
mvmeppc GENERIC
netwinder GENERIC
ofppc GENERIC
prep GENERIC
sandpoint GENERIC
sbmips-el GENERIC
sgimips GENERIC32_IP2x GENERIC32_IP3x
sparc GENERIC_SUN4U KRUPS
sparc64 GENERIC
 1.9  20-Feb-2011  matt Merge forward from matt-nb5-mips64.
 1.8  28-Feb-2007  thorpej branches: 1.8.62; 1.8.66; 1.8.72; 1.8.74;
TRUE -> true, FALSE -> false
 1.7  21-Feb-2007  thorpej Replace the Mach-derived boolean_t type with the C99 bool type. A
future commit will replace use of TRUE and FALSE with true and false.
 1.6  09-Sep-2006  simonb branches: 1.6.6;
Fix a white-space nit.
 1.5  27-Feb-2006  gdamore branches: 1.5.2; 1.5.8; 1.5.12; 1.5.14; 1.5.18; 1.5.20;
Masking for mstart was still *not* right. This time I'm fairly sure I got
it right -- OMSAL400 and MTX-1 boards should have functional PCI now.
 1.4  27-Feb-2006  gdamore Incorrect pci_mbar/pci_mwmask related calculation was causing devices to be
inaccessible on some platforms.
 1.3  16-Feb-2006  gdamore branches: 1.3.2;
Reenable PCI on DBAU1500. May still be useful for PIO devices. Comments
in the config are left intact, though.
Add a PMAP-driven bus_space for access to upper memory, instead of using
wired entries.
Convert aupci to use said bus_space -- no measured performance impact.
 1.2  13-Feb-2006  simonb If we get a master abort, reset the SPL before returning.
 1.1  09-Feb-2006  gdamore Add Au1550 PCI support (Au1500 not yet, coming shortly).
Closes PR port-evbmips/32087.
Reviewed by simonb@ (Also, earlier, matt@, and tsutsui@.)
 1.3.2.3  01-Mar-2006  yamt sync with head.
 1.3.2.2  18-Feb-2006  yamt sync with head.
 1.3.2.1  16-Feb-2006  yamt file aupci.c was added on branch yamt-uio_vmspace on 2006-02-18 15:38:41 +0000
 1.5.20.2  09-Sep-2006  rpaulo sync with head
 1.5.20.1  27-Feb-2006  rpaulo file aupci.c was added on branch rpaulo-netinet-merge-pcb on 2006-09-09 02:41:14 +0000
 1.5.18.1  18-Nov-2006  ad Sync with head.
 1.5.14.5  03-Sep-2007  yamt sync with head.
 1.5.14.4  26-Feb-2007  yamt sync with head.
 1.5.14.3  30-Dec-2006  yamt sync with head.
 1.5.14.2  21-Jun-2006  yamt sync with head.
 1.5.14.1  27-Feb-2006  yamt file aupci.c was added on branch yamt-lazymbuf on 2006-06-21 14:53:28 +0000
 1.5.12.1  13-Jul-2006  gdamore Merge from HEAD.
 1.5.8.2  22-Apr-2006  simonb Sync with head.
 1.5.8.1  27-Feb-2006  simonb file aupci.c was added on branch simonb-timecounters on 2006-04-22 11:37:41 +0000
 1.5.2.1  14-Sep-2006  yamt sync with head.
 1.6.6.2  12-Mar-2007  rmind Sync with HEAD.
 1.6.6.1  27-Feb-2007  yamt - sync with head.
- move sched_changepri back to kern_synch.c as it doesn't know PPQ anymore.
 1.8.74.1  05-Mar-2011  bouyer Sync with HEAD
 1.8.72.1  06-Jun-2011  jruoho Sync with HEAD.
 1.8.66.2  31-May-2011  rmind sync with head
 1.8.66.1  05-Mar-2011  rmind sync with head
 1.8.62.1  20-Jan-2010  matt Adjust things to the new world order.
 1.11.6.1  18-Feb-2012  mrg merge to -current.
 1.11.2.2  22-May-2014  yamt sync with head.

for a reference, the tree before this commit was tagged
as yamt-pagecache-tag8.

this commit was splitted into small chunks to avoid
a limitation of cvs. ("Protocol error: too many arguments")
 1.11.2.1  17-Apr-2012  yamt sync with head
 1.13.10.1  18-May-2014  rmind sync with head
 1.13.6.2  03-Dec-2017  jdolecek update from HEAD
 1.13.6.1  20-Aug-2014  tls Rebase to HEAD as of a few days ago.
 1.15.6.2  27-Dec-2015  skrll Sync with HEAD (as of 26th Dec)
 1.15.6.1  22-Sep-2015  skrll Sync with HEAD
 1.18.4.1  23-Mar-2021  thorpej Convert config_found_ia() call sites where the device only carries
a single interface attribute to bare config_found() calls.
 1.19.8.1  04-Aug-2021  thorpej Adapt to CFARGS().

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