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History log of /src/sys/arch/evbmips/malta/dev
RevisionDateAuthorComments
 1.17 07-Aug-2021  thorpej Merge thorpej-cfargs2.
 1.16 24-Apr-2021  thorpej branches: 1.16.8;
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?).
 1.15 02-Oct-2015  msaitoh branches: 1.15.32;
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
 1.14 07-Jun-2015  matt #include <mips/cpuregs.h>
 1.13 06-Jun-2011  matt branches: 1.13.12; 1.13.30;
CFATTACH_DECL(..., sizeof(struct device), -> CFATTACH_DECL_NEW(..., 0
struct device * -> device_t
struct cfdata * -> cfdata_t
use bool when appropriate
some constification
 1.12 17-May-2011  dyoung branches: 1.12.2;
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
 1.11 14-Mar-2009  dsl branches: 1.11.4; 1.11.6;
Change about 4500 of the K&R function definitions to ANSI ones.
There are still about 1600 left, but they have ',' or /* ... */
in the actual variable definitions - which my awk script doesn't handle.
There are also many that need () -> (void).
(The script does handle misordered arguments.)
 1.10 06-Apr-2006  simonb branches: 1.10.66; 1.10.74; 1.10.80;
Remove "return" at the end of a void function.
 1.9 11-Dec-2005  christos branches: 1.9.4; 1.9.6; 1.9.8; 1.9.10; 1.9.12;
merge ktrace-lwp.
 1.8 30-Aug-2004  drochner branches: 1.8.12;
Phase out the use of a string as first "attach args" member to control
which bustype should be attached with a specific call to config_found()
(from a "mainbus" or a bus bridge).
Do it for isa/eisa/mca and pci/agp for now. These buses all attach to
an mi interface attribute "isabus", "eisabus" etc., and the autoconf
framework now allows to specify an interface attribute on config_found()
and config_search(), which limits the search of matching config data
to these which attach to that specific attribute.
So we basically have to call config_found_ia(..., "foobus", ...) where
such a bus is attached.
As a consequence, where a "mainbus" or alike also attaches other
devices (eg CPUs) which do not attach to a specific attribute yet,
we need at least pass an attribute name (different from "foobus") so
that the foo bus is not found at these places. This made some minor
changes necessary which are not obviously related to the mentioned buses.
 1.7 15-Jul-2003  lukem __KERNEL_RCSID()
 1.6 15-Jun-2003  fvdl branches: 1.6.2;
Handle 64bit DMA addresses on PCI for platforms that can (currently only
enabled on amd64). Add a dmat64 field to various PCI attach structures,
and pass it down where needed. Implement a simple new function called
pci_dma64_available(pa) to test if 64bit DMA addresses may be used.
This returns 1 iff _PCI_HAVE_DMA64 is defined in <machine/pci_machdep.h>,
and there is more than 4G of memory.
 1.5 02-Oct-2002  thorpej Add trailing ; to CFATTACH_DECL
 1.4 01-Oct-2002  thorpej Use CFATTACH_DECL().
 1.3 27-Sep-2002  thorpej Declare all cfattach structures const.
 1.2 16-May-2002  thorpej branches: 1.2.2; 1.2.6; 1.2.8;
* Add "pcitag_t *pba_bridgetag" to pci_attach_args. This is set to
NULL for root PCI busses. For busses behind a bridge, it points to
a persistent copy of the bridge's pcitag_t. This can be very useful
for machine-dependent PCI bus enumeration code.
* Implement a machine-dependent pci_enumerate_bus() for sparc64 which
uses OFW device nodes to enumerate the bus. When a PCI bus that is
behind a bridge is attached, pci_attach_hook() allocates a new PCI
chipset tag for the new bus and sets it's "curnode" to the OFW node
of the bridge. This is used as a starting point when enumerating
that bus. Root busses get the OFW node of the host bridge (psycho).
* Garbage-collect "ofpci" and "ofppb" from the sparc64 port.
 1.1 07-Mar-2002  simonb A port to the MIPS Malta evaluation board. Currently supports the
MIPS32 4Kc CPU board, with support for the MIPS64 5Kc and the QED RM5261
CPU boards to follow.

The cs4281 audio hasn't been tested, there are some interrupt problems
with onboard the pciide, but all other on-board peripherals work.

The evbmips port will support more MIPS evaluation boards in the future.
 1.2.8.2 18-Oct-2002  nathanw Catch up to -current.
 1.2.8.1 16-May-2002  nathanw file gt.c was added on branch nathanw_sa on 2002-10-18 02:36:39 +0000
 1.2.6.3 10-Oct-2002  jdolecek sync kqueue with -current; this includes merge of gehenna-devsw branch,
merge of i386 MP branch, and part of autoconf rototil work
 1.2.6.2 23-Jun-2002  jdolecek catch up with -current on kqueue branch
 1.2.6.1 16-May-2002  jdolecek file gt.c was added on branch kqueue on 2002-06-23 17:35:59 +0000
 1.2.2.2 16-May-2002  thorpej * Add "pcitag_t *pba_bridgetag" to pci_attach_args. This is set to
NULL for root PCI busses. For busses behind a bridge, it points to
a persistent copy of the bridge's pcitag_t. This can be very useful
for machine-dependent PCI bus enumeration code.
* Implement a machine-dependent pci_enumerate_bus() for sparc64 which
uses OFW device nodes to enumerate the bus. When a PCI bus that is
behind a bridge is attached, pci_attach_hook() allocates a new PCI
chipset tag for the new bus and sets it's "curnode" to the OFW node
of the bridge. This is used as a starting point when enumerating
that bus. Root busses get the OFW node of the host bridge (psycho).
* Garbage-collect "ofpci" and "ofppb" from the sparc64 port.
 1.2.2.1 16-May-2002  thorpej file gt.c was added on branch gehenna-devsw on 2002-05-16 01:01:37 +0000
 1.6.2.4 21-Sep-2004  skrll Fix the sync with head I botched.
 1.6.2.3 18-Sep-2004  skrll Sync with HEAD.
 1.6.2.2 03-Sep-2004  skrll Sync with HEAD
 1.6.2.1 03-Aug-2004  skrll Sync with HEAD
 1.8.12.1 21-Jun-2006  yamt sync with head.
 1.9.12.1 24-May-2006  tron Merge 2006-05-24 NetBSD-current into the "peter-altq" branch.
 1.9.10.1 19-Apr-2006  elad sync with head - hopefully this will work
 1.9.8.1 11-Apr-2006  yamt sync with head
 1.9.6.1 22-Apr-2006  simonb Sync with head.
 1.9.4.1 09-Sep-2006  rpaulo sync with head
 1.10.80.1 13-May-2009  jym Sync with HEAD.

Commit is split, to avoid a "too many arguments" protocol error.
 1.10.74.1 28-Apr-2009  skrll Sync with HEAD.
 1.10.66.1 04-May-2009  yamt sync with head.
 1.11.6.1 06-Jun-2011  jruoho Sync with HEAD.
 1.11.4.2 12-Jun-2011  rmind sync with head
 1.11.4.1 31-May-2011  rmind sync with head
 1.12.2.1 23-Jun-2011  cherry Catchup with rmind-uvmplock merge.
 1.13.30.2 27-Dec-2015  skrll Sync with HEAD (as of 26th Dec)
 1.13.30.1 22-Sep-2015  skrll Sync with HEAD
 1.13.12.1 03-Dec-2017  jdolecek update from HEAD
 1.15.32.1 23-Mar-2021  thorpej Convert config_found_ia() call sites where the device only carries
a single interface attribute to bare config_found() calls.
 1.16.8.1 04-Aug-2021  thorpej Adapt to CFARGS().
 1.2 24-Dec-2005  perry Remove leading __ from __(const|inline|signed|volatile) -- it is obsolete.
 1.1 07-Mar-2002  simonb branches: 1.1.10; 1.1.12; 1.1.34;
A port to the MIPS Malta evaluation board. Currently supports the
MIPS32 4Kc CPU board, with support for the MIPS64 5Kc and the QED RM5261
CPU boards to follow.

The cs4281 audio hasn't been tested, there are some interrupt problems
with onboard the pciide, but all other on-board peripherals work.

The evbmips port will support more MIPS evaluation boards in the future.
 1.1.34.1 21-Jun-2006  yamt sync with head.
 1.1.12.2 07-Mar-2002  simonb A port to the MIPS Malta evaluation board. Currently supports the
MIPS32 4Kc CPU board, with support for the MIPS64 5Kc and the QED RM5261
CPU boards to follow.

The cs4281 audio hasn't been tested, there are some interrupt problems
with onboard the pciide, but all other on-board peripherals work.

The evbmips port will support more MIPS evaluation boards in the future.
 1.1.12.1 07-Mar-2002  simonb file gtreg.h was added on branch nathanw_sa on 2002-03-07 14:44:06 +0000
 1.1.10.2 23-Jun-2002  jdolecek catch up with -current on kqueue branch
 1.1.10.1 07-Mar-2002  jdolecek file gtreg.h was added on branch kqueue on 2002-06-23 17:35:59 +0000
 1.1 07-Mar-2002  simonb branches: 1.1.10; 1.1.12;
A port to the MIPS Malta evaluation board. Currently supports the
MIPS32 4Kc CPU board, with support for the MIPS64 5Kc and the QED RM5261
CPU boards to follow.

The cs4281 audio hasn't been tested, there are some interrupt problems
with onboard the pciide, but all other on-board peripherals work.

The evbmips port will support more MIPS evaluation boards in the future.
 1.1.12.2 07-Mar-2002  simonb A port to the MIPS Malta evaluation board. Currently supports the
MIPS32 4Kc CPU board, with support for the MIPS64 5Kc and the QED RM5261
CPU boards to follow.

The cs4281 audio hasn't been tested, there are some interrupt problems
with onboard the pciide, but all other on-board peripherals work.

The evbmips port will support more MIPS evaluation boards in the future.
 1.1.12.1 07-Mar-2002  simonb file gtvar.h was added on branch nathanw_sa on 2002-03-07 14:44:06 +0000
 1.1.10.2 23-Jun-2002  jdolecek catch up with -current on kqueue branch
 1.1.10.1 07-Mar-2002  jdolecek file gtvar.h was added on branch kqueue on 2002-06-23 17:36:00 +0000
 1.18 20-Dec-2023  thorpej Remove unnecessary <sys/malloc.h>.
 1.17 07-Aug-2021  thorpej Merge thorpej-cfargs2.
 1.16 24-Apr-2021  thorpej branches: 1.16.8;
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?).
 1.15 07-Jul-2020  thorpej branches: 1.15.4;
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.
 1.14 14-Jun-2020  chs replace EX_NOWAIT with EX_WAITOK in device attach methods.
remove checks for failures that can no longer occur.
 1.13 07-Aug-2016  skrll Fix compile for PCI_NETBSD_CONFIGURE
 1.12 06-Jun-2011  matt branches: 1.12.12; 1.12.30;
CFATTACH_DECL(..., sizeof(struct device), -> CFATTACH_DECL_NEW(..., 0
struct device * -> device_t
struct cfdata * -> cfdata_t
use bool when appropriate
some constification
 1.11 14-Mar-2009  dsl branches: 1.11.4; 1.11.10;
Change about 4500 of the K&R function definitions to ANSI ones.
There are still about 1600 left, but they have ',' or /* ... */
in the actual variable definitions - which my awk script doesn't handle.
There are also many that need () -> (void).
(The script does handle misordered arguments.)
 1.10 11-Dec-2005  christos branches: 1.10.78; 1.10.86; 1.10.92;
merge ktrace-lwp.
 1.9 26-Aug-2005  drochner s/locdesc_t/int/g
 1.8 28-Jun-2005  drochner branches: 1.8.2;
convert remaining autoconf bus "submatch" functions to use the new
signature (passing locators), and remove some which obviously don't
serve any purpose
(untested, sorry)
 1.7 15-Jul-2003  lukem __KERNEL_RCSID()
 1.6 01-Jan-2003  thorpej branches: 1.6.2;
Use aprint_normal() for cfprint routines.
 1.5 02-Oct-2002  thorpej Add trailing ; to CFATTACH_DECL
 1.4 01-Oct-2002  thorpej Use CFATTACH_DECL().
 1.3 27-Sep-2002  thorpej Declare all cfattach structures const.
 1.2 27-Sep-2002  thorpej Introduce a new routine, config_match(), which invokes the
cfattach->ca_match function in behalf of the caller. Use it
rather than invoking cfattach->ca_match directly.
 1.1 07-Mar-2002  simonb branches: 1.1.10; 1.1.12;
A port to the MIPS Malta evaluation board. Currently supports the
MIPS32 4Kc CPU board, with support for the MIPS64 5Kc and the QED RM5261
CPU boards to follow.

The cs4281 audio hasn't been tested, there are some interrupt problems
with onboard the pciide, but all other on-board peripherals work.

The evbmips port will support more MIPS evaluation boards in the future.
 1.1.12.3 03-Jan-2003  thorpej Sync with HEAD.
 1.1.12.2 18-Oct-2002  nathanw Catch up to -current.
 1.1.12.1 07-Mar-2002  nathanw file mainbus.c was added on branch nathanw_sa on 2002-10-18 02:36:39 +0000
 1.1.10.3 10-Oct-2002  jdolecek sync kqueue with -current; this includes merge of gehenna-devsw branch,
merge of i386 MP branch, and part of autoconf rototil work
 1.1.10.2 23-Jun-2002  jdolecek catch up with -current on kqueue branch
 1.1.10.1 07-Mar-2002  jdolecek file mainbus.c was added on branch kqueue on 2002-06-23 17:36:00 +0000
 1.6.2.4 10-Nov-2005  skrll Sync with HEAD. Here we go again...
 1.6.2.3 21-Sep-2004  skrll Fix the sync with head I botched.
 1.6.2.2 18-Sep-2004  skrll Sync with HEAD.
 1.6.2.1 03-Aug-2004  skrll Sync with HEAD
 1.8.2.1 21-Jun-2006  yamt sync with head.
 1.10.92.1 13-May-2009  jym Sync with HEAD.

Commit is split, to avoid a "too many arguments" protocol error.
 1.10.86.1 28-Apr-2009  skrll Sync with HEAD.
 1.10.78.1 04-May-2009  yamt sync with head.
 1.11.10.1 23-Jun-2011  cherry Catchup with rmind-uvmplock merge.
 1.11.4.1 12-Jun-2011  rmind sync with head
 1.12.30.1 05-Oct-2016  skrll Sync with HEAD
 1.12.12.1 03-Dec-2017  jdolecek update from HEAD
 1.15.4.2 22-Mar-2021  thorpej Audit CFARG_IATTR in config_found() calls, and remove it in situations
where the interface attribute is not ambiguous.
 1.15.4.1 22-Mar-2021  thorpej Mechanical conversion of config_found_sm_loc() -> config_found().
CFARG_IATTR usage needs to be audited.
 1.16.8.1 04-Aug-2021  thorpej Adapt to CFARGS().

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