Re: OldWorld ROM Macintoshes

Did you install firmware-amd-graphics?

Cedar Maxwell schreef op 2025-09-10 22:49:
> On Mon, 2025-09-08 at 21:15 -0600, Stan Johnson wrote:
>> On 9/8/25 6:45 PM, Cedar Maxwell wrote:
>> > On Sun, 2025-09-07 at 13:16 -0600, Stan Johnson wrote:
>> > > On 9/5/25 6:27 PM, Cedar Maxwell wrote:
>> > > > ...
>> > > >
>> > > > Would you send your xorg.conf, etc., please?  I can only seem
>> > > > to
>> > > > get
>> > > > Xorg to launch by passing in video=ofonly.  I can't get it to
>> > > > work
>> > > > with
>> > > > fbdev either.
>> > > > ...
>> > >
>> > >
>> > > I've been testing kernels on my Wallstreet using a current Gentoo
>> > > distribution.
>> > >
>> > > I noticed this morning that mainline kernel v6.1, compiled using
>> > > the
>> > > attached .config file, works in Gentoo, but not in Debian SID.
>> > >
>> > > In Debian, I can see the X11 login screen, but the keyboard and
>> > > mouse
>> > > don't respond. In Gentoo, everything works as expected.
>> > >
>> > > In Debian SID, I'm using Xfce, sysvinit-core instead of systemd,
>> > > and
>> > > wdm
>> > > instead of lightdm.
>> > >
>> > > In Gentoo, I noticed elogind was installed; elogind was not
>> > > installed
>> > > in
>> > > Debian. Using "apt-get install elogind" to install elogind,
>> > > systemd
>> > > was
>> > > removed, as well as xserver-org and some X11-related files, so of
>> > > course
>> > > X11 doesn't work at all now, and I'll need to restore from a
>> > > backup.
>> > > Interestingly, I'm not having similar issues with PB Lombard or
>> > > Pismo.
>> > >
>> > > My BootX configuration is as follows (working X11 in 6.1.0 in
>> > > Gentoo):
>> > >       Kernel: vmlinux-6.1.0-pmac (custom kernel, no modules)
>> > >       Boot Device: /dev/sda13 (Gentoo partition)
>> > >       More kernel arguments:
>> > > video=atyfb:vmode:14,cmode:32,mclk:71
>> > >       No video driver: checked
>> > >       Options:
>> > >         Force SCSI ON: checked
>> > >         Force video settings: checked
>> > >         Use specified RAM disk: not checked
>> >
>> > Checking "No video driver" appears to pass in video=ofonly.  How is
>> > your performance with this configuration?  Mine is borderline
>> > unusable.
>> > mclk:71 makes everything green.
>> 
>> As a test, I installed the latest Debian SID on a Pismo, so I get
>> systemd and all of the badness that it has for slow, memory-
>> constrained
>> systems (my Pismo has 512 MiB memory).
>> 
>> Interestingly, I don't pass "video=aty128fs:1024x768" to the kernel
>> (via
>> yaboot) as I have in the past, yet it still works, though about twice
>> as
>> slowly as using sysvinit (or rcinit in Gentoo). So I guess it must be
>> using "video=ofonly".
> 
> In your Xorg.log it should say which "video=" option you are using.
> 
>> 
>> My intention is to copy my Debian SID and Gentoo root filesystems
>> from
>> my Pismo to my Wallstreet, but to do this I need to have at least
>> dump
>> version 0.4b49 to reliably dump and restore filesystems on powerpc.
>> So
>> I'm having to update Gentoo now on Pismo to update dump.
>> 
>> # dump --version
>> ...
>> dump 0.4b47 ...
>> 
>> I think checking "No video driver" but also specifying
>> "video=atyfb..."
>> will pass "video=atyfb..." to the kernel. Unfortunately, a kernel
>> regression seems to have broken previously working X11 on the
>> Wallstreet
>> (I haven't heard back from the developer yet). 
> 
> Maybe you or I bump the email to that developer on Friday?  7 days
> seems like a reasonable window to expect a response.
> 
>> I tried installing Debian
>> SID 08/29/2025 directly on the Wallstreet by booting into the
>> installtion vmlinux and initrd.gz, but I couldn't get it to work,
>> even
>> using a serial console. If my tests are accurate, the Wallstreet
>> should
>> eventually work with the Debian rootfs that I installed on my Pismo
>> (except for X11).
> 
> Same experience here, though I don't have any adapters to test out the
> WallStreet's serial (GeoPort?).  Is Linux actually capable of
> outputting serial data via this?  Are you using a Mini-DIN-9 to DB-9
> adapter?  Just want to confirm before I buy anything.
> 
>> 
>> On the Pismo, I had to install wdm and specify it as my display
>> manager
>> instead of lightdm in Debian SID 08/29/2025, otherwise I would only
>> get
>> a text login. It also took me a while to install everything that's
>> useful that Debian doesn't include, such as telnet, telnetd, ftp,
>> vsftpd, ifconfig, netstat, dump, etc. For now I'm leaving systemd
>> installed in Debian on the Pismo and running Debian's default kernel
>> and
>> initrd (vmlinux-6.16.3+deb14-powerpc and
>> initrd.img-6.16.3+deb14-powerpc). I'll replace systemd with sysvinit
>> and
>> try a custom kernel after I copy the Debian rootfs to the Wallstreet.
>> 
>> On the Pismo, X11 in Gentoo (with just a clock and two xterms
>> running)
>> is mostly usable and about twice as fast as using Xfce in Debian SID.
>> The same setup is also usable (but just barely) in Gentoo on the
>> Wallstreet, with kernel 6.1.
>> 
> 
> I tried xdm, wdm, lightdm, sddm, lxdm, none work.  Xorg always
> complains "No screens found".
> 
> Xorg.log with no xorg conf files:
> 
> [   155.890]
> X.Org X Server 1.21.1.18
> X Protocol Version 11, Revision 0
> [   155.892] Current Operating System: Linux wallstreet 6.1.0-9-powerpc
> #1 Debian 6.1.27-1 (2023-05-08) ppc
> [   155.892] Kernel command line: ramdisk_size=8192 root=/dev/sda8
> video=atyfb:vmode:14:cmode:32
> [   155.893] xorg-server 2:21.1.18-2 (https://www.debian.org/support)
> [   155.893] Current version of pixman: 0.44.0
> [   155.894] 	Before reporting problems, check http://wiki.x.org
> 	to make sure that you have the latest version.
> [   155.894] Markers: (--) probed, (**) from config file, (==) default
> setting,
> 	(++) from command line, (!!) notice, (II) informational,
> 	(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
> [   155.897] (==) Log file: "/var/log/Xorg.0.log", Time: Sat Sep  6
> 19:43:03 2025
> [   155.906] (==) Using system config directory
> "/usr/share/X11/xorg.conf.d"
> [   155.920] (==) No Layout section.  Using the first Screen section.
> [   155.921] (==) No screen section available. Using defaults.
> [   155.921] (**) |-->Screen "Default Screen Section" (0)
> [   155.921] (**) |   |-->Monitor "<default monitor>"
> [   155.925] (==) No monitor specified for screen "Default Screen
> Section".
> 	Using a default monitor configuration.
> [   155.925] (**) Allowing byte-swapped clients
> [   155.926] (==) Automatically adding devices
> [   155.926] (==) Automatically enabling devices
> [   155.926] (==) Automatically adding GPU devices
> [   155.926] (==) Automatically binding GPU devices
> [   155.927] (==) Max clients allowed: 256, resource mask: 0x1fffff
> [   155.963] (WW) The directory "/usr/share/fonts/X11/cyrillic" does
> not exist.
> [   155.964] 	Entry deleted from font path.
> [   155.980] (==) FontPath set to:
> 	/usr/share/fonts/X11/misc,
> 	/usr/share/fonts/X11/100dpi/:unscaled,
> 	/usr/share/fonts/X11/75dpi/:unscaled,
> 	/usr/share/fonts/X11/Type1,
> 	/usr/share/fonts/X11/100dpi,
> 	/usr/share/fonts/X11/75dpi,
> 	built-ins
> [   155.981] (==) ModulePath set to "/usr/lib/xorg/modules"
> [   155.981] (II) The server relies on udev to provide the list of
> input devices.
> 	If no devices become available, reconfigure udev or disable
> AutoAddDevices.
> [   155.983] (II) Loader magic: 0xb207a8
> [   155.984] (II) Module ABI versions:
> [   155.984] 	X.Org ANSI C Emulation: 0.4
> [   155.984] 	X.Org Video Driver: 25.2
> [   155.984] 	X.Org XInput driver : 24.4
> [   155.984] 	X.Org Server Extension : 10.0
> [   156.000] (++) using VT number 1
> 
> [   156.039] (II) systemd-logind: took control of session
> /org/freedesktop/login1/session/_35
> [   156.061] (--) PCI:*(0@0:17:0) 1002:4c50:0000:0000 rev 220, Mem @
> 0x82000000/16777216, 0xfd020000/4096, I/O @ 0x00000400/256, BIOS @
> 0x????????/131072
> [   156.067] (II) LoadModule: "glx"
> [   156.092] (II) Loading /usr/lib/xorg/modules/extensions/libglx.so
> [   156.240] (II) Module glx: vendor="X.Org Foundation"
> [   156.241] 	compiled for 1.21.1.18, module version = 1.0.0
> [   156.241] 	ABI class: X.Org Server Extension, version 10.0
> [   156.242] (==) Matched ati as autoconfigured driver 0
> [   156.242] (==) Matched modesetting as autoconfigured driver 1
> [   156.242] (==) Matched fbdev as autoconfigured driver 2
> [   156.242] (==) Assigned the driver to the xf86ConfigLayout
> [   156.242] (II) LoadModule: "ati"
> [   156.244] (II) Loading /usr/lib/xorg/modules/drivers/ati_drv.so
> [   156.253] (II) Module ati: vendor="X.Org Foundation"
> [   156.253] 	compiled for 1.21.1.9, module version = 22.0.0
> [   156.253] 	Module class: X.Org Video Driver
> [   156.253] 	ABI class: X.Org Video Driver, version 25.2
> [   156.254] (II) LoadModule: "mach64"
> [   156.255] (II) Loading /usr/lib/xorg/modules/drivers/mach64_drv.so
> [   156.273] (II) Module mach64: vendor="X.Org Foundation"
> [   156.273] 	compiled for 1.21.1.16, module version = 6.10.0
> [   156.273] 	Module class: X.Org Video Driver
> [   156.274] 	ABI class: X.Org Video Driver, version 25.2
> [   156.274] (II) LoadModule: "modesetting"
> [   156.275] (II) Loading
> /usr/lib/xorg/modules/drivers/modesetting_drv.so
> [   156.291] (II) Module modesetting: vendor="X.Org Foundation"
> [   156.291] 	compiled for 1.21.1.18, module version = 1.21.1
> [   156.292] 	Module class: X.Org Video Driver
> [   156.292] 	ABI class: X.Org Video Driver, version 25.2
> [   156.292] (II) LoadModule: "fbdev"
> [   156.294] (II) Loading /usr/lib/xorg/modules/drivers/fbdev_drv.so
> [   156.306] (II) Module fbdev: vendor="X.Org Foundation"
> [   156.307] 	compiled for 1.21.1.3, module version = 0.5.0
> [   156.307] 	Module class: X.Org Video Driver
> [   156.307] 	ABI class: X.Org Video Driver, version 25.2
> [   156.308] (II) MACH64: Driver for ATI Mach64 chipsets
> [   156.308] (II) modesetting: Driver for Modesetting Kernel Drivers:
> kms
> [   156.308] (II) FBDEV: driver for framebuffer: fbdev
> [   156.311] (WW) Falling back to old probe method for modesetting
> [   156.311] (EE) open /dev/dri/card0: No such file or directory
> [   156.314] (WW) Falling back to old probe method for fbdev
> [   156.314] (II) Loading sub module "fbdevhw"
> [   156.314] (II) LoadModule: "fbdevhw"
> [   156.317] (II) Loading /usr/lib/xorg/modules/libfbdevhw.so
> [   156.326] (II) Module fbdevhw: vendor="X.Org Foundation"
> [   156.326] 	compiled for 1.21.1.18, module version = 0.0.2
> [   156.326] 	ABI class: X.Org Video Driver, version 25.2
> [   156.330] (II) MACH64(0): Creating default Display subsection in
> Screen section
> 	"Default Screen Section" for depth/fbbpp 24/32
> [   156.330] (==) MACH64(0): Depth 24, (--) framebuffer bpp 32
> [   156.331] (==) MACH64(0): Using EXA acceleration architecture
> [   156.333] (EE) Unable to map mmio aperture. Invalid argument (22)
> [   156.333] (WW) MACH64: Mach64 in slot 0:17:0 could not be detected!
> [   156.333] (II) UnloadModule: "mach64"
> [   156.334] (EE) Screen(s) found, but none have a usable
> configuration.
> [   156.334] (EE)
> Fatal server error:
> [   156.334] (EE) no screens found(EE)
> [   156.335] (EE)
> Please consult the The X.Org Foundation support
> 	 at http://wiki.x.org
>  for help.
> [   156.337] (EE) Please also check the log file at
> "/var/log/Xorg.0.log" for additional information.
> [   156.338] (EE)
> [   156.407] (EE) Server terminated with error (1). Closing log file.
> 
> 
> Tried with this xorg.conf:
> 
> Section "Device"
>     Identifier     "Card0"
>     Driver         "fbdev"
>     Option         "fbdev" "/dev/fb0"
>     Option         "ShadowFB" "true"
> EndSection
> 
> Section "Monitor"
>     Identifier     "Monitor0"
>     HorizSync      30-70
>     VertRefresh    50-120
> EndSection
> 
> Section "Screen"
>     Identifier     "Screen0"
>     Device         "Card0"
>     Monitor        "Monitor0"
>     DefaultDepth   16
>     SubSection "Display"
>         Depth      16
>         Modes      "1024x768"
>     EndSubSection
> EndSection
> 
> Then this is my Xorg.log:
> 
> [   866.823]
> X.Org X Server 1.21.1.18
> X Protocol Version 11, Revision 0
> [   866.839] Current Operating System: Linux wallstreet 6.1.0-9-powerpc
> #1 Debian 6.1.27-1 (2023-05-08) ppc
> [   866.840] Kernel command line: ramdisk_size=8192 root=/dev/sda8
> video=atyfb:vmode:14:cmode:16
> [   866.851] xorg-server 2:21.1.18-2 (https://www.debian.org/support)
> [   866.856] Current version of pixman: 0.44.0
> [   866.866] 	Before reporting problems, check http://wiki.x.org
> 	to make sure that you have the latest version.
> [   866.867] Markers: (--) probed, (**) from config file, (==) default
> setting,
> 	(++) from command line, (!!) notice, (II) informational,
> 	(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
> [   866.890] (==) Log file: "/var/log/Xorg.0.log", Time: Sat Sep  6
> 20:08:03 2025
> [   866.898] (==) Using config file: "/etc/X11/xorg.conf"
> [   866.903] (==) Using system config directory
> "/usr/share/X11/xorg.conf.d"
> [   866.908] (==) ServerLayout "Layout0"
> [   866.909] (**) |-->Screen "Screen0" (0)
> [   866.909] (**) |   |-->Monitor "Monitor0"
> [   866.912] (**) |   |-->Device "Card0"
> [   866.913] (**) |-->Input Device "Keyboard0"
> [   866.913] (**) |-->Input Device "Mouse0"
> [   866.913] (**) Allowing byte-swapped clients
> [   866.913] (==) Automatically adding devices
> [   866.913] (==) Automatically enabling devices
> [   866.914] (==) Automatically adding GPU devices
> [   866.914] (==) Automatically binding GPU devices
> [   866.914] (==) Max clients allowed: 256, resource mask: 0x1fffff
> [   866.915] (WW) The directory "/usr/share/fonts/X11/cyrillic" does
> not exist.
> [   866.915] 	Entry deleted from font path.
> [   866.915] (==) FontPath set to:
> 	/usr/share/fonts/X11/misc,
> 	/usr/share/fonts/X11/100dpi/:unscaled,
> 	/usr/share/fonts/X11/75dpi/:unscaled,
> 	/usr/share/fonts/X11/Type1,
> 	/usr/share/fonts/X11/100dpi,
> 	/usr/share/fonts/X11/75dpi,
> 	built-ins
> [   866.916] (**) ModulePath set to "/usr/lib/xorg/modules"
> [   866.916] (WW) Hotplugging is on, devices using drivers 'kbd',
> 'mouse' or 'vmmouse' will be disabled.
> [   866.916] (WW) Disabling Keyboard0
> [   866.916] (WW) Disabling Mouse0
> [   866.916] (II) Loader magic: 0xc307a8
> [   866.917] (II) Module ABI versions:
> [   866.917] 	X.Org ANSI C Emulation: 0.4
> [   866.917] 	X.Org Video Driver: 25.2
> [   866.917] 	X.Org XInput driver : 24.4
> [   866.917] 	X.Org Server Extension : 10.0
> [   866.933] (++) using VT number 1
> 
> [   866.973] (II) systemd-logind: took control of session
> /org/freedesktop/login1/session/_31
> [   866.992] (--) PCI:*(0@0:17:0) 1002:4c50:0000:0000 rev 220, Mem @
> 0x82000000/16777216, 0xfd020000/4096, I/O @ 0x00000400/256, BIOS @
> 0x????????/131072
> [   866.993] (II) "glx" will be loaded by default.
> [   866.994] (II) LoadModule: "fbdevhw"
> [   866.997] (II) Loading /usr/lib/xorg/modules/libfbdevhw.so
> [   867.000] (II) Module fbdevhw: vendor="X.Org Foundation"
> [   867.000] 	compiled for 1.21.1.18, module version = 0.0.2
> [   867.000] 	ABI class: X.Org Video Driver, version 25.2
> [   867.001] (II) LoadModule: "dbe"
> [   867.001] (II) Module "dbe" already built-in
> [   867.001] (II) LoadModule: "extmod"
> [   867.001] (II) Module "extmod" already built-in
> [   867.002] (II) LoadModule: "glx"
> [   867.003] (II) Loading /usr/lib/xorg/modules/extensions/libglx.so
> [   867.026] (II) Module glx: vendor="X.Org Foundation"
> [   867.027] 	compiled for 1.21.1.18, module version = 1.0.0
> [   867.028] 	ABI class: X.Org Server Extension, version 10.0
> [   867.028] (II) LoadModule: "fbdev"
> [   867.030] (II) Loading /usr/lib/xorg/modules/drivers/fbdev_drv.so
> [   867.032] (II) Module fbdev: vendor="X.Org Foundation"
> [   867.032] 	compiled for 1.21.1.3, module version = 0.5.0
> [   867.033] 	Module class: X.Org Video Driver
> [   867.033] 	ABI class: X.Org Video Driver, version 25.2
> [   867.033] (II) FBDEV: driver for framebuffer: fbdev
> [   867.034] (WW) Falling back to old probe method for fbdev
> [   867.035] (II) Loading sub module "fbdevhw"
> [   867.035] (II) LoadModule: "fbdevhw"
> [   867.037] (II) Loading /usr/lib/xorg/modules/libfbdevhw.so
> [   867.037] (II) Module fbdevhw: vendor="X.Org Foundation"
> [   867.037] 	compiled for 1.21.1.18, module version = 0.0.2
> [   867.038] 	ABI class: X.Org Video Driver, version 25.2
> [   867.040] (WW) Falling back to old probe method for fbdev
> [   867.040] (II) Loading sub module "fbdevhw"
> [   867.040] (II) LoadModule: "fbdevhw"
> [   867.042] (II) Loading /usr/lib/xorg/modules/libfbdevhw.so
> [   867.042] (II) Module fbdevhw: vendor="X.Org Foundation"
> [   867.043] 	compiled for 1.21.1.18, module version = 0.0.2
> [   867.043] 	ABI class: X.Org Video Driver, version 25.2
> [   867.044] (EE) No devices detected.
> [   867.045] (EE)
> Fatal server error:
> [   867.045] (EE) no screens found(EE)
> [   867.046] (EE)
> Please consult the The X.Org Foundation support
> 	 at http://wiki.x.org
>  for help.
> [   867.046] (EE) Please also check the log file at
> "/var/log/Xorg.0.log" for additional information.
> [   867.047] (EE)
> [   867.125] (EE) Server terminated with error (1). Closing log file.
> 
> Please advise.
> 
>> >
>> > >
>> > > I'll probably end up using whatever .config file the developer
>> > > who
>> > > investigates the possible kernel regressions recommends.
>> > >
>> > > I'm not using an xorg.conf file in either Debian SID or Gentoo (I
>> > > haven't needed to use an xorg.conf file since Debian 7.8 in
>> > > Sparc64).
>> > >
>> > > For now I'll be sticking with Gentoo for these particular kernel
>> > > regression tests.