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History log of /src/sys/arch/cobalt/include/pci_machdep.h
RevisionDateAuthorComments
 1.15  07-Jul-2020  thorpej 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  29-Jul-2014  skrll Convert cobalt to generic mips bus_dma.
 1.13  29-Mar-2014  christos branches: 1.13.2;
make pci_intr_string and eisa_intr_string take a buffer and a length
instead of relying in local static storage.
 1.12  27-Oct-2012  chs branches: 1.12.2;
split device_t/softc for all remaining drivers.
replace "struct device *" with "device_t".
use device_xname(), device_unit(), etc.
 1.11  04-Apr-2011  dyoung branches: 1.11.4; 1.11.14;
Neither pci_dma64_available(), pci_probe_device(), pci_mapreg_map(9),
pci_find_rom(), pci_intr_map(9), pci_enumerate_bus(), nor the match
predicate passed to pciide_compat_intr_establish() should ever modify
their pci_attach_args argument, so make their pci_attach_args arguments
const and deal with the fallout throughout the kernel.

For the most part, these changes add a 'const' where there was no
'const' before, however, some drivers and MD code used to modify
pci_attach_args. Now those drivers either copy their pci_attach_args
and modify the copy, or refrain from modifying pci_attach_args:

Xen: according to Manuel Bouyer, writing to pci_attach_args in
pci_intr_map() was a leftover from Xen 2. Probably a bug. I
stopped writing it. I have not tested this change.

siside(4): sis_hostbr_match() needlessly wrote to pci_attach_args.
Probably a bug. I use a temporary variable. I have not tested this
change.

slide(4): sl82c105_chip_map() overwrote the caller's pci_attach_args.
Probably a bug. Use a local pci_attach_args. I have not tested
this change.

viaide(4): via_sata_chip_map() and via_sata_chip_map_new() overwrote the
caller's pci_attach_args. Probably a bug. Make a local copy of the
caller's pci_attach_args and modify the copy. I have not tested
this change.

While I'm here, make pci_mapreg_submap() static.

With these changes in place, I have tested the compilation of these
kernels:

alpha GENERIC
amd64 GENERIC XEN3_DOM0
arc GENERIC
atari HADES MILAN-PCIIDE
bebox GENERIC
cats GENERIC
cobalt GENERIC
evbarm-eb NSLU2
evbarm-el ADI_BRH ARMADILLO9 CP3100 GEMINI GEMINI_MASTER GEMINI_SLAVE GUMSTIX
HDL_G IMX31LITE INTEGRATOR IQ31244 IQ80310 IQ80321 IXDP425 IXM1200
KUROBOX_PRO LUBBOCK MARVELL_NAS NAPPI SHEEVAPLUG SMDK2800 TEAMASA_NPWR
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
OPENBLOCKS266_OPT P2020RDB PMPPC RB800 WALNUT
hp700 GENERIC
i386 ALL XEN3_DOM0 XEN3_DOMU
ibmnws GENERIC
macppc GENERIC
mvmeppc GENERIC
netwinder GENERIC
ofppc GENERIC
prep GENERIC
sandpoint GENERIC
sgimips GENERIC32_IP2x
sparc GENERIC_SUN4U KRUPS
sparc64 GENERIC

As of Sun Apr 3 15:26:26 CDT 2011, I could not compile these kernels
with or without my patches in place:

### evbmips-el GDIUM

nbmake: nbmake: don't know how to make /home/dyoung/pristine-nbsd/src/sys/arch/mips/mips/softintr.c. Stop

### evbarm-el MPCSA_GENERIC
src/sys/arch/evbarm/conf/MPCSA_GENERIC:318: ds1672rtc*: unknown device `ds1672rtc'

### ia64 GENERIC

/tmp/genassym.28085/assym.c: In function 'f111':
/tmp/genassym.28085/assym.c:67: error: invalid application of 'sizeof' to incomplete type 'struct pcb'
/tmp/genassym.28085/assym.c:76: error: dereferencing pointer to incomplete type

### sgimips GENERIC32_IP3x

crmfb.o: In function `crmfb_attach':
crmfb.c:(.text+0x2304): undefined reference to `ddc_read_edid'
crmfb.c:(.text+0x2304): relocation truncated to fit: R_MIPS_26 against `ddc_read_edid'
crmfb.c:(.text+0x234c): undefined reference to `edid_parse'
crmfb.c:(.text+0x234c): relocation truncated to fit: R_MIPS_26 against `edid_parse'
crmfb.c:(.text+0x2354): undefined reference to `edid_print'
crmfb.c:(.text+0x2354): relocation truncated to fit: R_MIPS_26 against `edid_print'
 1.10  15-Apr-2006  tsutsui branches: 1.10.88; 1.10.94;
u_intNN_t -> uintNN_t
 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  25-Mar-2005  tsutsui branches: 1.8.2;
Switch cobalt port to use MI pci_configure_bus(9)
with options PCI_NETBSD_CONFIGURE.
Patch from KIYOHARA Takashi on port-cobalt.

This change makes siop(4) (and maybe all other PCI devices
using pci mem space) work on cobalt.
 1.7  28-Aug-2004  tsutsui branches: 1.7.4; 1.7.6; 1.7.10;
- Use bus_space(9) to access PCI configuration registers on GT64111.
- Remove unused pci stuff from mainbus.c.
 1.6  29-Jul-2004  drochner remove now unnecessary "pci_enumerate_bus" definitions
 1.5  15-May-2002  thorpej branches: 1.5.10;
Let machine-dependent code specify how to enumerate the bus.
Currently, everyone uses pci_enumerate_bus_generic().
 1.4  08-Jun-2001  simonb branches: 1.4.2; 1.4.8;
For ports that wire up pciide in compatibility mode, have
them define __HAVE_PCIIDE_MACHDEP_COMPAT_INTR_ESTABLISH
in pci_machdep.h and pciide_map_compat_intr() only calls
pciide_machdep_compat_intr_establish() if that preprocessor
define exists.

Ports that don't need to do this no longer need to supply a
dummy function.
 1.3  28-Dec-2000  sommerfeld branches: 1.3.2;
Change pci_intr_map to get interrupt source information from a "struct
pci_attach_args *" instead of from four separate parameters which in
all cases were extracted from the same "struct pci_attach_args".

This both simplifies the driver api, and allows for alternate PCI
interrupt mapping schemes, such as one using the tables described in
the Intel Multiprocessor Spec which describe interrupt wirings for
devices behind pci-pci bridges based on the device's location rather
the bridge's location.

Tested on alpha and i386; welcome to 1.5Q
 1.2  04-Jun-2000  cgd branches: 1.2.4;
Implement the more flexiable `evcnt' interface as discussed (briefly) on
tech-kern and now documented in evcnt(9).
 1.1  19-Mar-2000  soren branches: 1.1.2;
NetBSD/cobalt. Work-in-progress.
 1.1.2.1  22-Jun-2000  minoura Sync w/ netbsd-1-5-base.
 1.2.4.3  05-Jan-2001  bouyer Sync with HEAD
 1.2.4.2  20-Nov-2000  bouyer Update thorpej_scsipi to -current as of a month ago
A i386 GENERIC kernel compiles without the siop, ahc and bha drivers
(will be updated later). i386 IDE/ATAPI and ncr work, as well as
sparc/esp_sbus. alpha should work as well (untested yet).
siop, ahc and bha will be updated once I've updated the branch to current
-current, as well as machine-dependant code.
 1.2.4.1  04-Jun-2000  bouyer file pci_machdep.h was added on branch thorpej_scsipi on 2000-11-20 20:07:07 +0000
 1.3.2.1  21-Jun-2001  nathanw Catch up to -current.
 1.4.8.2  20-Jun-2002  nathanw Catch up to -current.
 1.4.8.1  08-Jun-2001  nathanw file pci_machdep.h was added on branch nathanw_sa on 2002-06-20 03:38:28 +0000
 1.4.2.1  23-Jun-2002  jdolecek catch up with -current on kqueue branch
 1.5.10.5  01-Apr-2005  skrll Sync with HEAD.
 1.5.10.4  21-Sep-2004  skrll Fix the sync with head I botched.
 1.5.10.3  18-Sep-2004  skrll Sync with HEAD.
 1.5.10.2  03-Sep-2004  skrll Sync with HEAD
 1.5.10.1  03-Aug-2004  skrll Sync with HEAD
 1.7.10.1  27-Mar-2005  tron Pull up revision 1.8 (requested by tsutsui in ticket #67):
Switch cobalt port to use MI pci_configure_bus(9)
with options PCI_NETBSD_CONFIGURE.
Patch from KIYOHARA Takashi on port-cobalt.
This change makes siop(4) (and maybe all other PCI devices
using pci mem space) work on cobalt.
 1.7.6.1  26-Mar-2005  yamt sync with head.
 1.7.4.1  29-Apr-2005  kent sync with -current
 1.8.2.1  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  24-May-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
 1.10.94.1  06-Jun-2011  jruoho Sync with HEAD.
 1.10.88.1  21-Apr-2011  rmind sync with head
 1.11.14.2  20-Aug-2014  tls Rebase to HEAD as of a few days ago.
 1.11.14.1  20-Nov-2012  tls Resync to 2012-11-19 00:00:00 UTC
 1.11.4.2  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")
 1.11.4.1  30-Oct-2012  yamt sync with head
 1.12.2.1  18-May-2014  rmind sync with head
 1.13.2.1  10-Aug-2014  tls Rebase.

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