On Fri, Mar 22, 2019 at 11:53:20AM +0000, Stuart Henderson wrote:
| This is a more general thing actually, the list of USB drivers is rather
| haphazard at the moment. List below (to fit <80 cols I've snipped i386
| which has all drivers present in any other GENERIC config, amd64 which
| is only missing umbg, and sgi with all its various different configs). 
| 
| Would it make sense to try unifying these for all/some arches? are
| there particular space constraints for some (IIRC maybe the case on sgi,
| not sure about others) or other reasons to restrict them?

One thing that could be considered is putting all USB devices into a
separate file that gets included from the various arch-specific
GENERIC config files.  That would look a bit like the below for amd64
(although the 'USB' file would then probably move to sys/conf/).

This has some obvious downsides, so this is probably not such a hot
idea.  There's some upsides too, though.  Obviously, this is above my
pay-grade - I cannot oversee the full implications.


Index: GENERIC
===================================================================
RCS file: /home/OpenBSD/cvs/src/sys/arch/amd64/conf/GENERIC,v
retrieving revision 1.467
diff -u -p -r1.467 GENERIC
--- GENERIC     22 Mar 2019 12:05:45 -0000      1.467
+++ GENERIC     22 Mar 2019 16:08:19 -0000
@@ -89,7 +89,6 @@ hvn*  at hyperv?              # Hyper-V NetVSC
 hvs*   at hyperv?              # Hyper-V StorVSC
 
 option         PCIVERBOSE
-option         USBVERBOSE
 
 pchb*  at pci?                 # PCI-Host bridges
 aapic* at pci?                 # AMD 8131 IO apic
@@ -211,120 +210,7 @@ usb*      at ehci?
 usb*   at uhci?
 usb*   at ohci?
 
-# USB devices
-uhub*  at usb?                 # USB Hubs
-uhub*  at uhub?                # USB Hubs
-urng*  at uhub?                # USB Random Number Generator
-uonerng* at uhub?              # Moonbase Otago OneRNG
-umodem*        at uhub?                # USB Modems/Serial
-ucom*  at umodem?
-uvisor*        at uhub?                # Handspring Visor
-ucom*  at uvisor?
-uvscom*        at uhub?                # SUNTAC Slipper U VS-10U serial
-ucom*  at uvscom?
-ubsa*  at uhub?                # Belkin serial adapter
-ucom*  at ubsa?
-uftdi* at uhub?                # FTDI FT8U100AX serial adapter
-ucom*  at uftdi?
-uplcom* at uhub?               # I/O DATA USB-RSAQ2 serial adapter
-ucom*  at uplcom?
-umct*  at uhub?                # MCT USB-RS232 serial adapter
-ucom*  at umct?
-uslcom*        at uhub?                # Silicon Laboratories CP210x serial
-ucom*  at uslcom?
-uscom* at uhub?                # Simple USB serial adapters
-ucom*  at uscom?
-uark*  at uhub?                # Arkmicro ARK3116 serial
-ucom*  at uark?
-moscom*        at uhub?                # MosChip MCS7703 serial
-ucom*  at moscom?
-umcs*  at uhub?                # MosChip MCS78x0 serial
-ucom*  at umcs?
-uipaq* at uhub?                # iPAQ serial adapter
-ucom*  at uipaq?
-umsm*  at uhub?                # Qualcomm MSM EVDO
-ucom*  at umsm?
-uchcom*        at uhub?                # WinChipHead CH341/340 serial
-ucom*  at uchcom?
-uticom*        at uhub?                # TI serial
-ucom*  at uticom?
-uaudio* at uhub?               # USB Audio
-audio* at uaudio?
-umidi* at uhub?                # USB MIDI
-midi*  at umidi?
-ulpt*  at uhub?                # USB Printers
-umass* at uhub?                # USB Mass Storage devices
-ubcmtp*        at uhub?                # Broadcom USB trackpad
-wsmouse* at ubcmtp? mux 0
-uhidev*        at uhub?                # Human Interface Devices
-ums*   at uhidev?              # USB mouse
-wsmouse* at ums? mux 0
-umt*   at uhidev?              # USB multitouch touchpad
-wsmouse* at umt? mux 0
-uts*   at uhub?                # USB touchscreen
-wsmouse* at uts? mux 0
-uwacom*        at uhidev?              # USB Wacom tablet
-wsmouse* at uwacom? mux 0
-ukbd*  at uhidev?              # USB keyboard
-wskbd* at ukbd? mux 1
-ucycom*        at uhidev?                      # Cypress serial
-ucom*  at ucycom?
-uslhcom* at uhidev?            # Silicon Labs CP2110 USB HID UART
-ucom*  at uslhcom?
-uhid*  at uhidev?              # USB generic HID support
-upd*   at uhidev?              # USB Power Devices sensors
-aue*   at uhub?                # ADMtek AN986 Pegasus Ethernet
-atu*   at uhub?                # Atmel AT76c50x based 802.11b
-axe*   at uhub?                # ASIX Electronics AX88172 USB Ethernet
-axen*  at uhub?                # ASIX Electronics AX88179 USB Ethernet
-cue*   at uhub?                # CATC USB-EL1201A based Ethernet
-kue*   at uhub?                # Kawasaki KL5KUSB101B based Ethernet
-smsc*  at uhub?                # SMSC LAN95xx Ethernet
-cdce*  at uhub?                # CDC Ethernet
-urndis*        at uhub?                # Remote NDIS Ethernet
-upl*   at uhub?                # Prolific PL2301/PL2302 host-to-host `network'
-ugl*   at uhub?                # Genesys Logic GL620USB-A host-to-host 
`network'
-udav*  at uhub?                # Davicom DM9601 based Ethernet
-mos*   at uhub?                # MOSCHIP MCS7730/7830 10/100 Ethernet
-mue*   at uhub?                # Microchip LAN75xx/LAN78xx Ethernet
-url*   at uhub?                # Realtek RTL8150L based adapters
-ure*   at uhub?                # Realtek RTL8152 based adapters
-wi*    at uhub?                # WaveLAN IEEE 802.11DS
-udsbr* at uhub?                # D-Link DSB-R100 radio
-radio* at udsbr?               # USB radio
-uberry*        at uhub?                # Research In Motion BlackBerry
-ugen*  at uhub?                # USB Generic driver
-uath*  at uhub?                # Atheros AR5005UG/AR5005UX
-ural*  at uhub?                # Ralink RT2500USB
-rum*   at uhub?                # Ralink RT2501USB/RT2601USB
-run*   at uhub?                # Ralink RT2700U/RT2800U/RT3000U
-otus*  at uhub?                # Atheros AR9001U
-athn*  at uhub?                # Atheros AR9002U
-zyd*   at uhub?                # Zydas ZD1211
-upgt*  at uhub?                # Conexant/Intersil PrismGT SoftMAC USB
-urtw*  at uhub?                # Realtek 8187
-rsu*   at uhub?                # Realtek RTL8188SU/RTL8191SU/RTL8192SU
-urtwn* at uhub?                # Realtek RTL8188CU/RTL8192CU
-udcf*  at uhub?                # Gude Expert mouseCLOCK
-umbg*  at uhub?                # Meinberg Funkuhren USB5131/DCF600USB
-umb*   at uhub?                # Mobile Broadband Interface Model
-uthum* at uhidev?              # TEMPerHUM sensor
-ugold* at uhidev?              # gold TEMPer sensor
-utrh*  at uhidev?              # USBRH sensor
-utwitch* at uhidev?            # YUREX BBU sensor
-uow*   at uhub?                # Maxim/Dallas DS2490 1-Wire adapter
-uoakrh*        at uhidev?              # Toradex OAK temp and rel humidity
-uoaklux* at uhidev?            # Toradex OAK LUX
-uoakv* at uhidev?              # Toradex OAK 10V sensor
-onewire* at uow?
-uvideo*        at uhub?                # USB Video
-video* at uvideo?
-utvfu* at uhub?                # Fushicai Audio-Video Grabber
-video* at utvfu?
-audio* at utvfu?
-udl*   at uhub?                # DisplayLink USB displays
-wsdisplay* at udl?
-bwfm*  at uhub?                # Broadcom FullMAC
+include "USB"
 
 puc*   at pci?                 # PCI "universal" communication device
 com*   at cardbus?
@@ -629,7 +515,6 @@ audio*      at auixp?
 audio* at auvia?
 audio* at azalia?
 #audio*        at fms?
-audio* at uaudio?
 #audio*        at maestro?
 #audio*        at esa?
 audio* at yds?
Index: USB
===================================================================
RCS file: USB
diff -N USB
--- /dev/null   1 Jan 1970 00:00:00 -0000
+++ USB 22 Mar 2019 16:07:01 -0000
@@ -0,0 +1,118 @@
+option         USBVERBOSE
+
+# USB devices
+uhub*  at usb?                 # USB Hubs
+uhub*  at uhub?                # USB Hubs
+urng*  at uhub?                # USB Random Number Generator
+uonerng* at uhub?              # Moonbase Otago OneRNG
+umodem*        at uhub?                # USB Modems/Serial
+ucom*  at umodem?
+uvisor*        at uhub?                # Handspring Visor
+ucom*  at uvisor?
+uvscom*        at uhub?                # SUNTAC Slipper U VS-10U serial
+ucom*  at uvscom?
+ubsa*  at uhub?                # Belkin serial adapter
+ucom*  at ubsa?
+uftdi* at uhub?                # FTDI FT8U100AX serial adapter
+ucom*  at uftdi?
+uplcom* at uhub?               # I/O DATA USB-RSAQ2 serial adapter
+ucom*  at uplcom?
+umct*  at uhub?                # MCT USB-RS232 serial adapter
+ucom*  at umct?
+uslcom*        at uhub?                # Silicon Laboratories CP210x serial
+ucom*  at uslcom?
+uscom* at uhub?                # Simple USB serial adapters
+ucom*  at uscom?
+uark*  at uhub?                # Arkmicro ARK3116 serial
+ucom*  at uark?
+moscom*        at uhub?                # MosChip MCS7703 serial
+ucom*  at moscom?
+umcs*  at uhub?                # MosChip MCS78x0 serial
+ucom*  at umcs?
+uipaq* at uhub?                # iPAQ serial adapter
+ucom*  at uipaq?
+umsm*  at uhub?                # Qualcomm MSM EVDO
+ucom*  at umsm?
+uchcom*        at uhub?                # WinChipHead CH341/340 serial
+ucom*  at uchcom?
+uticom*        at uhub?                # TI serial
+ucom*  at uticom?
+uaudio* at uhub?               # USB Audio
+audio* at uaudio?
+umidi* at uhub?                # USB MIDI
+midi*  at umidi?
+ulpt*  at uhub?                # USB Printers
+umass* at uhub?                # USB Mass Storage devices
+ubcmtp*        at uhub?                # Broadcom USB trackpad
+wsmouse* at ubcmtp? mux 0
+uhidev*        at uhub?                # Human Interface Devices
+ums*   at uhidev?              # USB mouse
+wsmouse* at ums? mux 0
+umt*   at uhidev?              # USB multitouch touchpad
+wsmouse* at umt? mux 0
+uts*   at uhub?                # USB touchscreen
+wsmouse* at uts? mux 0
+uwacom*        at uhidev?              # USB Wacom tablet
+wsmouse* at uwacom? mux 0
+ukbd*  at uhidev?              # USB keyboard
+wskbd* at ukbd? mux 1
+ucycom*        at uhidev?                      # Cypress serial
+ucom*  at ucycom?
+uslhcom* at uhidev?            # Silicon Labs CP2110 USB HID UART
+ucom*  at uslhcom?
+uhid*  at uhidev?              # USB generic HID support
+upd*   at uhidev?              # USB Power Devices sensors
+aue*   at uhub?                # ADMtek AN986 Pegasus Ethernet
+atu*   at uhub?                # Atmel AT76c50x based 802.11b
+axe*   at uhub?                # ASIX Electronics AX88172 USB Ethernet
+axen*  at uhub?                # ASIX Electronics AX88179 USB Ethernet
+cue*   at uhub?                # CATC USB-EL1201A based Ethernet
+kue*   at uhub?                # Kawasaki KL5KUSB101B based Ethernet
+smsc*  at uhub?                # SMSC LAN95xx Ethernet
+cdce*  at uhub?                # CDC Ethernet
+urndis*        at uhub?                # Remote NDIS Ethernet
+upl*   at uhub?                # Prolific PL2301/PL2302 host-to-host `network'
+ugl*   at uhub?                # Genesys Logic GL620USB-A host-to-host 
`network'
+udav*  at uhub?                # Davicom DM9601 based Ethernet
+mos*   at uhub?                # MOSCHIP MCS7730/7830 10/100 Ethernet
+mue*   at uhub?                # Microchip LAN75xx/LAN78xx Ethernet
+url*   at uhub?                # Realtek RTL8150L based adapters
+ure*   at uhub?                # Realtek RTL8152 based adapters
+wi*    at uhub?                # WaveLAN IEEE 802.11DS
+udsbr* at uhub?                # D-Link DSB-R100 radio
+radio* at udsbr?               # USB radio
+uberry*        at uhub?                # Research In Motion BlackBerry
+ugen*  at uhub?                # USB Generic driver
+uath*  at uhub?                # Atheros AR5005UG/AR5005UX
+ural*  at uhub?                # Ralink RT2500USB
+rum*   at uhub?                # Ralink RT2501USB/RT2601USB
+run*   at uhub?                # Ralink RT2700U/RT2800U/RT3000U
+otus*  at uhub?                # Atheros AR9001U
+athn*  at uhub?                # Atheros AR9002U
+zyd*   at uhub?                # Zydas ZD1211
+upgt*  at uhub?                # Conexant/Intersil PrismGT SoftMAC USB
+urtw*  at uhub?                # Realtek 8187
+rsu*   at uhub?                # Realtek RTL8188SU/RTL8191SU/RTL8192SU
+urtwn* at uhub?                # Realtek RTL8188CU/RTL8192CU
+udcf*  at uhub?                # Gude Expert mouseCLOCK
+umbg*  at uhub?                # Meinberg Funkuhren USB5131/DCF600USB
+umb*   at uhub?                # Mobile Broadband Interface Model
+uthum* at uhidev?              # TEMPerHUM sensor
+ugold* at uhidev?              # gold TEMPer sensor
+utrh*  at uhidev?              # USBRH sensor
+utwitch* at uhidev?            # YUREX BBU sensor
+uow*   at uhub?                # Maxim/Dallas DS2490 1-Wire adapter
+uoakrh*        at uhidev?              # Toradex OAK temp and rel humidity
+uoaklux* at uhidev?            # Toradex OAK LUX
+uoakv* at uhidev?              # Toradex OAK 10V sensor
+onewire* at uow?
+uvideo*        at uhub?                # USB Video
+video* at uvideo?
+utvfu* at uhub?                # Fushicai Audio-Video Grabber
+video* at utvfu?
+audio* at utvfu?
+udl*   at uhub?                # DisplayLink USB displays
+wsdisplay* at udl?
+bwfm*  at uhub?                # Broadcom FullMAC
+audio* at uaudio?

| ubcmtp (i386/amd64 only)
| umb (i386/amd64 only)
| 
| athn:          arm64 armv7      landisk loongson macppc octeon socppc sparc64
| atu:           arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| aue:     alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| bwfm:          arm64 armv7              loongson macppc
| cdce:    alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| cue:     alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| kue:     alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| mos:           arm64 armv7              loongson macppc octeon socppc sparc64
| moscom:        arm64 armv7      landisk loongson macppc octeon
| mue:           arm64 armv7
| otus:          arm64 armv7              loongson macppc octeon
| rsu:           arm64 armv7 hppa landisk loongson macppc octeon socppc sparc64
| uark:    alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| uath:    alpha arm64 armv7      landisk loongson macppc octeon socppc sparc64
| uaudio:  alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| uberry:        arm64 armv7              loongson macppc octeon
| ubsa:    alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| uchcom:  alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| udav:    alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| udcf:          arm64 armv7      landisk loongson macppc octeon        sparc64
| udl:           arm64 armv7 hppa landisk loongson macppc        socppc
| udsbr:   alpha arm64 armv7 hppa landisk          macppc octeon        sparc64
| uftdi:   alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| ugl:     alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| uipaq:   alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| umbg:                                            macppc octeon        sparc64
| umcs:          arm64 armv7      landisk loongson macppc octeon
| umct:    alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| umidi:   alpha arm64 armv7 hppa         loongson macppc               sparc64
| umodem:  alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| umsm:          arm64 armv7 hppa landisk loongson macppc octeon
| uonerng: alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| uow:     alpha arm64 armv7 hppa                  macppc octeon        sparc64
| upgt:          arm64 armv7              loongson macppc octeon
| upl:     alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| uplcom:  alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| ure:     alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| url:     alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| urndis:  alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| urng:    alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| urtw:          arm64 armv7              loongson macppc octeon
| urtwn:         arm64 armv7      landisk loongson macppc octeon socppc sparc64
| uscom:   alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| uslcom:  alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| uticom:        arm64 armv7                              octeon
| uts:           arm64 armv7                       macppc
| utvfu:   alpha arm64 armv7              loongson macppc octeon        sparc64
| uvideo:  alpha arm64 armv7              loongson macppc octeon        sparc64
| uvisor:  alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| uvscom:  alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| wi:      alpha arm64 armv7 hppa landisk loongson macppc octeon        sparc64
| zyd:           arm64 armv7 hppa landisk loongson macppc octeon socppc sparc64
| 

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