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docs/system/ppc/amigang.rst: Update for NVRAM emulation

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Add NVRAM and hint on how to make it persistent. Also update Linux
boot section which should now boot automatically with the new NVRAM
defaults so manual settings in menu may not be needed normally.

Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Message-ID: <20250304205926.87E364E6010@zero.eik.bme.hu>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
This commit is contained in:
BALATON Zoltan 2025-03-04 21:59:26 +01:00 • committed by Nicholas Piggin
parent e6521e41ba
commit 0f17ae24b5
1 changed files with 9 additions and 8 deletions
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17
docs/system/ppc/amigang.rst
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@ -21,6 +21,7 @@ Emulated devices
* VIA VT82C686B south bridge * VIA VT82C686B south bridge
* PCI VGA compatible card (guests may need other card instead) * PCI VGA compatible card (guests may need other card instead)
* PS/2 keyboard and mouse * PS/2 keyboard and mouse
* 4 KiB NVRAM (use ``-drive if=mtd,format=raw,file=nvram.bin`` to keep contents persistent)
Firmware Firmware
-------- --------
@ -54,14 +55,14 @@ To boot the system run:
-cdrom "A1 Linux Net Installer.iso" \ -cdrom "A1 Linux Net Installer.iso" \
-device ati-vga,model=rv100,romfile=VGABIOS-lgpl-latest.bin -device ati-vga,model=rv100,romfile=VGABIOS-lgpl-latest.bin
From the firmware menu that appears select ``Boot sequence`` → If a firmware menu appears, select ``Boot sequence`` → ``Amiga Multiboot Options``
``Amiga Multiboot Options`` and set ``Boot device 1`` to and set ``Boot device 1`` to ``Onboard VIA IDE CDROM``. Then hit escape until
``Onboard VIA IDE CDROM``. Then hit escape until the main screen appears again, the main screen appears again, hit escape once more and from the exit menu that
hit escape once more and from the exit menu that appears select either appears select either ``Save settings and exit`` or ``Use settings for this
``Save settings and exit`` or ``Use settings for this session only``. It may session only``. It may take a long time loading the kernel into memory but
take a long time loading the kernel into memory but eventually it boots and the eventually it boots and the installer becomes visible. The ``ati-vga`` RV100
installer becomes visible. The ``ati-vga`` RV100 emulation is not emulation is not complete yet so only frame buffer works, DRM and 3D is not
complete yet so only frame buffer works, DRM and 3D is not available. available.
Genesi/bPlan Pegasos II (``pegasos2``) Genesi/bPlan Pegasos II (``pegasos2``)
====================================== ======================================