amd-kabini-use-amdgpu.txt

Ubuntu 22.04, AMD Kabini APU - switch to amdgpu kernel driver.
1. Check current driver:
$ lspci -k | grep -A 3 -E "(VGA|3D)"
00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Kabini [Radeon HD 8400 / R3 Series]
        Subsystem: Samsung Electronics Co Ltd Kabini [Radeon HD 8400 / R3 Series]
        Kernel driver in use: radeon
        Kernel modules: radeon, amdgpu
---
if "Kernel driver in use: radeon" - you need to switch.
2. $ sudo featherpad /etc/default/grub
change
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
to
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash radeon.cik_support=0 amdgpu.cik_support=1"
3. Update grub
$ sudo grub-mkconfig -o /boot/grub/grub.cfg
4. Check if grub ok
$ cat /boot/grub/grub.cfg | grep amd
        linux   /boot/vmlinuz-5.15.0-53-generic root=UUID=44682c35-772e-4f1a-bf74-4da1aad4a4f3 ro  quiet splash radeon.cik_support=0 amdgpu.cik_support=1 $vt_handoff
                linux   /boot/vmlinuz-5.15.0-53-generic root=UUID=44682c35-772e-4f1a-bf74-4da1aad4a4f3 ro  quiet splash radeon.cik_support=0 amdgpu.cik_support=1 $vt_handoff
                echo    'Loading initial ramdisk ...'
                echo    'Loading initial ramdisk ...'
                linux   /boot/vmlinuz-5.15.0-52-generic root=UUID=44682c35-772e-4f1a-bf74-4da1aad4a4f3 ro  quiet splash radeon.cik_support=0 amdgpu.cik_support=1 $vt_handoff
                echo    'Loading initial ramdisk ...'
                echo    'Loading initial ramdisk ...'
5. Create 2 files:
$ cat /etc/modprobe.d/amdgpu.conf 
options amdgpu si_support=1
options amdgpu cik_support=1
$ cat /etc/modprobe.d/radeon.conf 
options radeon si_support=0
options radeon cik_support=0
6. Reboot
7. Check current driver:
$ lspci -k | grep -A 3 -E "(VGA|3D)"
00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Kabini [Radeon HD 8400 / R3 Series]
        Subsystem: Samsung Electronics Co Ltd Kabini [Radeon HD 8400 / R3 Series]
        Kernel driver in use: amdgpu
        Kernel modules: radeon, amdgpu
---
{
    "ICD": {
        "api_version": "1.3.230",
        "library_path": "/usr/lib/x86_64-linux-gnu/libvulkan_radeon.so"
    },
    "file_format_version": "1.0.0"
}
---
{
    "ICD": {
        "api_version": "1.1.230",
        "library_path": "/usr/lib/x86_64-linux-gnu/libvulkan_lvp.so"
    },
    "file_format_version": "1.0.0"
}
---
https://forum.xda-developers.com/t/editing-system-img-inside-super-img-and-flashing-our-modifications.4196625/
https://github.com/q4a/android-simg2img
https://github.com/q4a/lpunpack_and_lpmake