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History log of /src/sys/arch/powerpc/ibm4xx/dev/dwctwo_plb.c
RevisionDateAuthorComments
 1.8  07-Aug-2021  thorpej Merge thorpej-cfargs2.
 1.7  24-Apr-2021  thorpej branches: 1.7.8;
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?).
 1.6  27-Feb-2021  rin branches: 1.6.2;
Switch to intr_establish_xname().
 1.5  23-Apr-2016  skrll branches: 1.5.30;
Merge nick-nhusb

- API / infrastructure changes to support memory management changes.
- Memory management improvements and bug fixes.
- HCDs should now be MP safe
- conversion to KERNHIST based debug
- FS/LS isoc support on ehci(4).
- conversion to kmem(9)
- Some USB 3 support - mostly from Takahiro HAYASHI (t-hash).
- interrupt transfers now get proper DMA operations
- general bug fixes
- kern/48308
- uhub status notification improvements
- umass(4) probe fix (applied to HEAD already)
- ohci(4) short transfer fix
 1.4  30-Jul-2015  skrll Use IPL_VM for dwc2_intr and mark as MP safe where possible.
 1.3  02-Sep-2014  skrll branches: 1.3.2;
Use IPL_SCHED for dwctwo(4) - no need for the KERNEL_LOCK.
 1.2  21-Nov-2013  kiyohara branches: 1.2.4; 1.2.6; 1.2.8; 1.2.10; 1.2.14;
Move the parameters for obs600 to obs600_autoconf.c. This parameters was set from u-boot.
 1.1  21-Nov-2013  kiyohara Support Synopsys DesigneWave OTG on PowerPC 405EX.
 1.2.14.1  06-Sep-2016  skrll First pass at netbsd-7 updated with USB code from HEAD
 1.2.10.3  03-Dec-2017  jdolecek update from HEAD
 1.2.10.2  20-Aug-2014  tls Rebase to HEAD as of a few days ago.
 1.2.10.1  21-Nov-2013  tls file dwctwo_plb.c was added on branch tls-maxphys on 2014-08-20 00:03:19 +0000
 1.2.8.1  05-Apr-2017  snj Pull up following revision(s) (requested by skrll in ticket #1395):
share/man/man4/axe.4: netbsd-7-nhusb
share/man/man4/axen.4: netbsd-7-nhusb
share/man/man4/cdce.4: netbsd-7-nhusb
share/man/man4/uaudio.4: netbsd-7-nhusb
share/man/man4/ucom.4: netbsd-7-nhusb
share/man/man4/uep.4: netbsd-7-nhusb
share/man/man4/urtw.4: netbsd-7-nhusb
share/man/man4/usb.4: netbsd-7-nhusb
share/man/man4/uyap.4: netbsd-7-nhusb
share/man/man4/xhci.4: netbsd-7-nhusb
share/man/man9/usbdi.9: netbsd-7-nhusb
sys/arch/amd64/conf/ALL: netbsd-7-nhusb
sys/arch/amd64/conf/GENERIC: netbsd-7-nhusb
sys/arch/amiga/dev/slhci_zbus.c: netbsd-7-nhusb
sys/arch/arm/allwinner/awin_otg.c: netbsd-7-nhusb
sys/arch/arm/allwinner/awin_usb.c: netbsd-7-nhusb
sys/arch/arm/amlogic/amlogic_dwctwo.c: netbsd-7-nhusb
sys/arch/arm/at91/at91ohci.c: netbsd-7-nhusb
sys/arch/arm/broadcom/bcm2835_dwctwo.c: netbsd-7-nhusb
sys/arch/arm/broadcom/bcm53xx_usb.c: netbsd-7-nhusb
sys/arch/arm/ep93xx/epohci.c: netbsd-7-nhusb
sys/arch/arm/gemini/obio_ehci.c: netbsd-7-nhusb
sys/arch/arm/imx/files.imx23: netbsd-7-nhusb
sys/arch/arm/imx/imxusb.c: netbsd-7-nhusb
sys/arch/arm/imx/imxusbreg.h: netbsd-7-nhusb
sys/arch/arm/omap/obio_ohci.c: netbsd-7-nhusb
sys/arch/arm/omap/omap3_ehci.c: netbsd-7-nhusb
sys/arch/arm/omap/omapl1x_ohci.c: netbsd-7-nhusb
sys/arch/arm/omap/tiotg.c: netbsd-7-nhusb
sys/arch/arm/s3c2xx0/ohci_s3c24x0.c: netbsd-7-nhusb
sys/arch/arm/samsung/exynos_usb.c: netbsd-7-nhusb
sys/arch/arm/xscale/pxa2x0_ohci.c: netbsd-7-nhusb
sys/arch/arm/zynq/zynq_usb.c: netbsd-7-nhusb
sys/arch/hpcarm/dev/nbp_slhci.c: netbsd-7-nhusb
sys/arch/hpcmips/dev/plumohci.c: netbsd-7-nhusb
sys/arch/i386/conf/ALL: netbsd-7-nhusb
sys/arch/i386/conf/GENERIC: netbsd-7-nhusb
sys/arch/i386/pci/gcscehci.c: netbsd-7-nhusb
sys/arch/luna68k/conf/GENERIC: netbsd-7-nhusb
sys/arch/mips/adm5120/dev/ahci.c: netbsd-7-nhusb
sys/arch/mips/adm5120/dev/ahcivar.h: netbsd-7-nhusb
sys/arch/mips/alchemy/dev/ohci_aubus.c: netbsd-7-nhusb
sys/arch/mips/atheros/dev/ehci_arbus.c: netbsd-7-nhusb
sys/arch/mips/atheros/dev/ohci_arbus.c: netbsd-7-nhusb
sys/arch/mips/conf/files.adm5120: netbsd-7-nhusb
sys/arch/mips/ralink/ralink_ehci.c: netbsd-7-nhusb
sys/arch/mips/ralink/ralink_ohci.c: netbsd-7-nhusb
sys/arch/mips/rmi/rmixl_ehci.c: netbsd-7-nhusb
sys/arch/mips/rmi/rmixl_ohci.c: netbsd-7-nhusb
sys/arch/playstation2/dev/ohci_sbus.c: netbsd-7-nhusb
sys/arch/powerpc/booke/dev/pq3ehci.c: netbsd-7-nhusb
sys/arch/powerpc/ibm4xx/dev/dwctwo_plb.c: netbsd-7-nhusb
sys/arch/x68k/dev/slhci_intio.c: netbsd-7-nhusb
sys/conf/files: netbsd-7-nhusb
sys/dev/cardbus/ehci_cardbus.c: netbsd-7-nhusb
sys/dev/cardbus/ohci_cardbus.c: netbsd-7-nhusb
sys/dev/cardbus/uhci_cardbus.c: netbsd-7-nhusb
sys/dev/ic/sl811hs.c: netbsd-7-nhusb
sys/dev/ic/sl811hsvar.h: netbsd-7-nhusb
sys/dev/isa/slhci_isa.c: netbsd-7-nhusb
sys/dev/marvell/ehci_mv.c: netbsd-7-nhusb
sys/dev/pci/ehci_pci.c: netbsd-7-nhusb
sys/dev/pci/ohci_pci.c: netbsd-7-nhusb
sys/dev/pci/uhci_pci.c: netbsd-7-nhusb
sys/dev/pci/xhci_pci.c: netbsd-7-nhusb
sys/dev/pcmcia/slhci_pcmcia.c: netbsd-7-nhusb
sys/dev/usb/Makefile.usbdevs: netbsd-7-nhusb
sys/dev/usb/TODO: netbsd-7-nhusb
sys/dev/usb/TODO.usbmp: netbsd-7-nhusb
sys/dev/usb/aubtfwl.c: netbsd-7-nhusb
sys/dev/usb/auvitek.c: netbsd-7-nhusb
sys/dev/usb/auvitek_audio.c: netbsd-7-nhusb
sys/dev/usb/auvitek_dtv.c: netbsd-7-nhusb
sys/dev/usb/auvitek_i2c.c: netbsd-7-nhusb
sys/dev/usb/auvitek_video.c: netbsd-7-nhusb
sys/dev/usb/auvitekvar.h: netbsd-7-nhusb
sys/dev/usb/ehci.c: netbsd-7-nhusb
sys/dev/usb/ehcireg.h: netbsd-7-nhusb
sys/dev/usb/ehcivar.h: netbsd-7-nhusb
sys/dev/usb/emdtv.c: netbsd-7-nhusb
sys/dev/usb/emdtv_dtv.c: netbsd-7-nhusb
sys/dev/usb/emdtv_ir.c: netbsd-7-nhusb
sys/dev/usb/emdtvvar.h: netbsd-7-nhusb
sys/dev/usb/ezload.c: netbsd-7-nhusb
sys/dev/usb/ezload.h: netbsd-7-nhusb
sys/dev/usb/files.usb: netbsd-7-nhusb
sys/dev/usb/hid.c: netbsd-7-nhusb
sys/dev/usb/hid.h: netbsd-7-nhusb
sys/dev/usb/if_athn_usb.c: netbsd-7-nhusb
sys/dev/usb/if_athn_usb.h: netbsd-7-nhusb
sys/dev/usb/if_atu.c: netbsd-7-nhusb
sys/dev/usb/if_atureg.h: netbsd-7-nhusb
sys/dev/usb/if_aue.c: netbsd-7-nhusb
sys/dev/usb/if_auereg.h: netbsd-7-nhusb
sys/dev/usb/if_axe.c: netbsd-7-nhusb
sys/dev/usb/if_axen.c: netbsd-7-nhusb
sys/dev/usb/if_axenreg.h: netbsd-7-nhusb
sys/dev/usb/if_axereg.h: netbsd-7-nhusb
sys/dev/usb/if_cdce.c: netbsd-7-nhusb
sys/dev/usb/if_cdcereg.h: netbsd-7-nhusb
sys/dev/usb/if_cue.c: netbsd-7-nhusb
sys/dev/usb/if_cuereg.h: netbsd-7-nhusb
sys/dev/usb/if_kue.c: netbsd-7-nhusb
sys/dev/usb/if_kuereg.h: netbsd-7-nhusb
sys/dev/usb/if_otus.c: netbsd-7-nhusb
sys/dev/usb/if_otusvar.h: netbsd-7-nhusb
sys/dev/usb/if_rum.c: netbsd-7-nhusb
sys/dev/usb/if_rumreg.h: netbsd-7-nhusb
sys/dev/usb/if_rumvar.h: netbsd-7-nhusb
sys/dev/usb/if_run.c: netbsd-7-nhusb
sys/dev/usb/if_runvar.h: netbsd-7-nhusb
sys/dev/usb/if_smsc.c: netbsd-7-nhusb
sys/dev/usb/if_smscreg.h: netbsd-7-nhusb
sys/dev/usb/if_smscvar.h: netbsd-7-nhusb
sys/dev/usb/if_udav.c: netbsd-7-nhusb
sys/dev/usb/if_udavreg.h: netbsd-7-nhusb
sys/dev/usb/if_upgt.c: netbsd-7-nhusb
sys/dev/usb/if_upgtvar.h: netbsd-7-nhusb
sys/dev/usb/if_upl.c: netbsd-7-nhusb
sys/dev/usb/if_ural.c: netbsd-7-nhusb
sys/dev/usb/if_uralreg.h: netbsd-7-nhusb
sys/dev/usb/if_uralvar.h: netbsd-7-nhusb
sys/dev/usb/if_url.c: netbsd-7-nhusb
sys/dev/usb/if_urlreg.h: netbsd-7-nhusb
sys/dev/usb/if_urndis.c: netbsd-7-nhusb
sys/dev/usb/if_urndisreg.h: netbsd-7-nhusb
sys/dev/usb/if_urtw.c: netbsd-7-nhusb
sys/dev/usb/if_urtwn.c: netbsd-7-nhusb
sys/dev/usb/if_urtwn_data.h: netbsd-7-nhusb
sys/dev/usb/if_urtwnreg.h: netbsd-7-nhusb
sys/dev/usb/if_urtwnvar.h: netbsd-7-nhusb
sys/dev/usb/if_urtwreg.h: netbsd-7-nhusb
sys/dev/usb/if_zyd.c: netbsd-7-nhusb
sys/dev/usb/if_zydreg.h: netbsd-7-nhusb
sys/dev/usb/irmce.c: netbsd-7-nhusb
sys/dev/usb/moscom.c: netbsd-7-nhusb
sys/dev/usb/motg.c: netbsd-7-nhusb
sys/dev/usb/motgvar.h: netbsd-7-nhusb
sys/dev/usb/ohci.c: netbsd-7-nhusb
sys/dev/usb/ohcireg.h: netbsd-7-nhusb
sys/dev/usb/ohcivar.h: netbsd-7-nhusb
sys/dev/usb/pseye.c: netbsd-7-nhusb
sys/dev/usb/slurm.c: netbsd-7-nhusb
sys/dev/usb/stuirda.c: netbsd-7-nhusb
sys/dev/usb/u3g.c: netbsd-7-nhusb
sys/dev/usb/uark.c: netbsd-7-nhusb
sys/dev/usb/uatp.c: netbsd-7-nhusb
sys/dev/usb/uaudio.c: netbsd-7-nhusb
sys/dev/usb/uberry.c: netbsd-7-nhusb
sys/dev/usb/ubsa.c: netbsd-7-nhusb
sys/dev/usb/ubsa_common.c: netbsd-7-nhusb
sys/dev/usb/ubsavar.h: netbsd-7-nhusb
sys/dev/usb/ubt.c: netbsd-7-nhusb
sys/dev/usb/uchcom.c: netbsd-7-nhusb
sys/dev/usb/ucom.c: netbsd-7-nhusb
sys/dev/usb/ucomvar.h: netbsd-7-nhusb
sys/dev/usb/ucycom.c: netbsd-7-nhusb
sys/dev/usb/udl.c: netbsd-7-nhusb
sys/dev/usb/udl.h: netbsd-7-nhusb
sys/dev/usb/udsbr.c: netbsd-7-nhusb
sys/dev/usb/udsir.c: netbsd-7-nhusb
sys/dev/usb/uep.c: netbsd-7-nhusb
sys/dev/usb/uftdi.c: netbsd-7-nhusb
sys/dev/usb/uftdireg.h: netbsd-7-nhusb
sys/dev/usb/ugen.c: netbsd-7-nhusb
sys/dev/usb/ugensa.c: netbsd-7-nhusb
sys/dev/usb/uhci.c: netbsd-7-nhusb
sys/dev/usb/uhcireg.h: netbsd-7-nhusb
sys/dev/usb/uhcivar.h: netbsd-7-nhusb
sys/dev/usb/uhid.c: netbsd-7-nhusb
sys/dev/usb/uhidev.c: netbsd-7-nhusb
sys/dev/usb/uhidev.h: netbsd-7-nhusb
sys/dev/usb/uhmodem.c: netbsd-7-nhusb
sys/dev/usb/uhso.c: netbsd-7-nhusb
sys/dev/usb/uhub.c: netbsd-7-nhusb
sys/dev/usb/uipad.c: netbsd-7-nhusb
sys/dev/usb/uipaq.c: netbsd-7-nhusb
sys/dev/usb/uirda.c: netbsd-7-nhusb
sys/dev/usb/uirdavar.h: netbsd-7-nhusb
sys/dev/usb/ukbd.c: netbsd-7-nhusb
sys/dev/usb/ukbdmap.c: netbsd-7-nhusb
sys/dev/usb/ukyopon.c: netbsd-7-nhusb
sys/dev/usb/ukyopon.h: netbsd-7-nhusb
sys/dev/usb/ulpt.c: netbsd-7-nhusb
sys/dev/usb/umass.c: netbsd-7-nhusb
sys/dev/usb/umass_isdata.c: netbsd-7-nhusb
sys/dev/usb/umass_isdata.h: netbsd-7-nhusb
sys/dev/usb/umass_quirks.c: netbsd-7-nhusb
sys/dev/usb/umass_quirks.h: netbsd-7-nhusb
sys/dev/usb/umass_scsipi.c: netbsd-7-nhusb
sys/dev/usb/umass_scsipi.h: netbsd-7-nhusb
sys/dev/usb/umassvar.h: netbsd-7-nhusb
sys/dev/usb/umcs.c: netbsd-7-nhusb
sys/dev/usb/umct.c: netbsd-7-nhusb
sys/dev/usb/umidi.c: netbsd-7-nhusb
sys/dev/usb/umidi_quirks.c: netbsd-7-nhusb
sys/dev/usb/umidi_quirks.h: netbsd-7-nhusb
sys/dev/usb/umodem.c: netbsd-7-nhusb
sys/dev/usb/umodem_common.c: netbsd-7-nhusb
sys/dev/usb/umodemvar.h: netbsd-7-nhusb
sys/dev/usb/ums.c: netbsd-7-nhusb
sys/dev/usb/uplcom.c: netbsd-7-nhusb
sys/dev/usb/urio.c: netbsd-7-nhusb
sys/dev/usb/urio.h: netbsd-7-nhusb
sys/dev/usb/usb.c: netbsd-7-nhusb
sys/dev/usb/usb.h: netbsd-7-nhusb
sys/dev/usb/usb_mem.c: netbsd-7-nhusb
sys/dev/usb/usb_mem.h: netbsd-7-nhusb
sys/dev/usb/usb_quirks.c: netbsd-7-nhusb
sys/dev/usb/usb_quirks.h: netbsd-7-nhusb
sys/dev/usb/usb_subr.c: netbsd-7-nhusb
sys/dev/usb/usbdevices.config: netbsd-7-nhusb
sys/dev/usb/usbdevs: netbsd-7-nhusb
sys/dev/usb/usbdevs.h: netbsd-7-nhusb
sys/dev/usb/usbdevs_data.h: netbsd-7-nhusb
sys/dev/usb/usbdi.c: netbsd-7-nhusb
sys/dev/usb/usbdi.h: netbsd-7-nhusb
sys/dev/usb/usbdi_util.c: netbsd-7-nhusb
sys/dev/usb/usbdi_util.h: netbsd-7-nhusb
sys/dev/usb/usbdivar.h: netbsd-7-nhusb
sys/dev/usb/usbhid.h: netbsd-7-nhusb
sys/dev/usb/usbhist.h: netbsd-7-nhusb
sys/dev/usb/usbroothub.c: netbsd-7-nhusb
sys/dev/usb/usbroothub.h: netbsd-7-nhusb
sys/dev/usb/usbroothub_subr.c: delete
sys/dev/usb/usbroothub_subr.h: delete
sys/dev/usb/uscanner.c: netbsd-7-nhusb
sys/dev/usb/uslsa.c: netbsd-7-nhusb
sys/dev/usb/usscanner.c: netbsd-7-nhusb
sys/dev/usb/ustir.c: netbsd-7-nhusb
sys/dev/usb/uthum.c: netbsd-7-nhusb
sys/dev/usb/utoppy.c: netbsd-7-nhusb
sys/dev/usb/uts.c: netbsd-7-nhusb
sys/dev/usb/uvideo.c: netbsd-7-nhusb
sys/dev/usb/uvisor.c: netbsd-7-nhusb
sys/dev/usb/uvscom.c: netbsd-7-nhusb
sys/dev/usb/uyap.c: netbsd-7-nhusb
sys/dev/usb/uyap_firmware.h: netbsd-7-nhusb
sys/dev/usb/uyurex.c: netbsd-7-nhusb
sys/dev/usb/x1input_rdesc.h: netbsd-7-nhusb
sys/dev/usb/xhci.c: netbsd-7-nhusb
sys/dev/usb/xhcireg.h: netbsd-7-nhusb
sys/dev/usb/xhcivar.h: netbsd-7-nhusb
sys/dev/usb/xinput_rdesc.h: netbsd-7-nhusb
sys/external/bsd/common/conf/files.linux: netbsd-7-nhusb
sys/external/bsd/common/include/linux/err.h: netbsd-7-nhusb
sys/external/bsd/common/include/linux/kernel.h: netbsd-7-nhusb
sys/external/bsd/common/include/linux/workqueue.h: netbsd-7-nhusb
sys/external/bsd/common/linux/linux_work.c: netbsd-7-nhusb
sys/external/bsd/drm2/dist/drm/radeon/atombios_encoders.c: netbsd-7-nhusb
sys/external/bsd/drm2/dist/drm/radeon/radeon_legacy_encoders.c: netbsd-7-nhusb
sys/external/bsd/drm2/drm/files.drmkms: netbsd-7-nhusb
sys/external/bsd/drm2/i915drm/files.i915drmkms: netbsd-7-nhusb
sys/external/bsd/drm2/include/linux/err.h: delete
sys/external/bsd/drm2/include/linux/workqueue.h: delete
sys/external/bsd/drm2/linux/files.drmkms_linux: netbsd-7-nhusb
sys/external/bsd/drm2/linux/linux_work.c: delete
sys/external/bsd/dwc2/dwc2.c: netbsd-7-nhusb
sys/external/bsd/dwc2/dwc2.h: netbsd-7-nhusb
sys/external/bsd/dwc2/dwc2var.h: netbsd-7-nhusb
sys/external/bsd/dwc2/dwctwo2netbsd: netbsd-7-nhusb
sys/external/bsd/dwc2/conf/files.dwc2: netbsd-7-nhusb
sys/external/bsd/dwc2/dist/dwc2_core.c: netbsd-7-nhusb
sys/external/bsd/dwc2/dist/dwc2_core.h: netbsd-7-nhusb
sys/external/bsd/dwc2/dist/dwc2_coreintr.c: netbsd-7-nhusb
sys/external/bsd/dwc2/dist/dwc2_hcd.c: netbsd-7-nhusb
sys/external/bsd/dwc2/dist/dwc2_hcd.h: netbsd-7-nhusb
sys/external/bsd/dwc2/dist/dwc2_hcdddma.c: netbsd-7-nhusb
sys/external/bsd/dwc2/dist/dwc2_hcdintr.c: netbsd-7-nhusb
sys/external/bsd/dwc2/dist/dwc2_hcdqueue.c: netbsd-7-nhusb
sys/external/bsd/dwc2/dist/dwc2_hw.h: netbsd-7-nhusb
sys/modules/drmkms_linux/Makefile: netbsd-7-nhusb
sys/modules/i915drmkms/Makefile: netbsd-7-nhusb
sys/rump/dev/lib/libugenhc/ugenhc.c: netbsd-7-nhusb
sys/rump/dev/lib/libusb/Makefile: netbsd-7-nhusb
sys/rump/dev/lib/libusb/USB.ioconf: netbsd-7-nhusb
sys/rump/dev/lib/libusb/usb_at_ugenhc.c: delete
sys/rump/dev/lib/libusb/opt/opt_usb.h: delete
sys/rump/dev/lib/libusb/opt/opt_usbverbose.h: delete
sys/sys/mbuf.h: netbsd-7-nhusb
usr.sbin/usbdevs/usbdevs.8: netbsd-7-nhusb
usr.sbin/usbdevs/usbdevs.c: netbsd-7-nhusb
Merge netbsd-7-nhusb:
- API / infrastructure changes to support memory management changes.
- Memory management improvements and bug fixes.
- HCDs should now be MP safe
- conversion to KERNHIST based debug
- FS/LS isoc support on ehci(4).
- conversion to kmem(9)
- Some USB 3 support - mostly from Takahiro HAYASHI (t-hash).
- interrupt transfers now get proper DMA operations
- general bug fixes
- kern/48308
- uhub status notification improvements
- umass(4) probe fix (applied to HEAD already)
- ohci(4) short transfer fix
- Change the SOFTINT level from NET to SERIAL for the USB softint handler.
This gives the callback a chance of running when another softint handler
at SOFTINT_NET has blocked holding a lock, e.g. softnet_lock and most of
the network stack.
- kern/49065 - ifconfig tun0 ... sequence locks up system / lockup:
softnet_lock held across usb xfr
- kern/50491 - unkillable wait in usbd_transfer while using usmsc0
on raspberry pi 2
- kern/51395 - USB Ethernet makes xhci hang
- Various improvements to slhci(4)
- Various improvements to dwc2(4)
 1.2.6.2  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")
 1.2.6.1  21-Nov-2013  yamt file dwctwo_plb.c was added on branch yamt-pagecache on 2014-05-22 11:40:04 +0000
 1.2.4.2  18-May-2014  rmind sync with head
 1.2.4.1  21-Nov-2013  rmind file dwctwo_plb.c was added on branch rmind-smpnet on 2014-05-18 17:45:22 +0000
 1.3.2.2  22-Sep-2015  skrll Sync with HEAD
 1.3.2.1  03-Dec-2014  skrll The grand renaming of structure members.

No functional change.
 1.5.30.1  03-Apr-2021  thorpej Sync with HEAD.
 1.6.2.1  21-Mar-2021  thorpej Give config_found() the same variadic arguments treatment as
config_search(). This commit only adds the CFARG_EOL sentinel
to the existing config_found() calls. Conversion of config_found_sm_loc()
and config_found_ia() call sites will be in subsequent commits.
 1.7.8.1  04-Aug-2021  thorpej Adapt to CFARGS().

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