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-rw-r--r--archinstall/lib/hardware.py32
-rw-r--r--archinstall/lib/installer.py50
2 files changed, 49 insertions, 33 deletions
diff --git a/archinstall/lib/hardware.py b/archinstall/lib/hardware.py
index 85f903e1..56d3bc7b 100644
--- a/archinstall/lib/hardware.py
+++ b/archinstall/lib/hardware.py
@@ -10,6 +10,32 @@ from .networking import list_interfaces, enrich_iface_types
from .output import debug
+class CpuVendor(Enum):
+ AuthenticAMD = 'amd'
+ GenuineIntel = 'intel'
+ _Unknown = 'unknown'
+
+ @classmethod
+ def get_vendor(cls, name: str) -> 'CpuVendor':
+ if vendor := getattr(cls, name, None):
+ return vendor
+ else:
+ debug(f"Unknown CPU vendor '{name}' detected.")
+ return cls._Unknown
+
+ def _has_microcode(self) -> bool:
+ match self:
+ case CpuVendor.AuthenticAMD | CpuVendor.GenuineIntel:
+ return True
+ case _:
+ return False
+
+ def get_ucode(self) -> Optional[Path]:
+ if self._has_microcode():
+ return Path(self.value + '-ucode.img')
+ return None
+
+
class GfxPackage(Enum):
IntelMediaDriver = 'intel-media-driver'
LibvaIntelDriver = 'libva-intel-driver'
@@ -180,8 +206,10 @@ class SysInfo:
return any('intel' in x.lower() for x in SysInfo._graphics_devices())
@staticmethod
- def cpu_vendor() -> Optional[str]:
- return _sys_info.cpu_info.get('vendor_id', None)
+ def cpu_vendor() -> Optional[CpuVendor]:
+ if vendor := _sys_info.cpu_info.get('vendor_id'):
+ return CpuVendor.get_vendor(vendor)
+ return None
@staticmethod
def cpu_model() -> Optional[str]:
diff --git a/archinstall/lib/installer.py b/archinstall/lib/installer.py
index afc1184b..05eb5867 100644
--- a/archinstall/lib/installer.py
+++ b/archinstall/lib/installer.py
@@ -574,6 +574,12 @@ class Installer:
log(error.worker._trace_log.decode())
return False
+ def _get_microcode(self) -> Optional[Path]:
+ if not SysInfo.is_vm():
+ if vendor := SysInfo.cpu_vendor():
+ return vendor.get_ucode()
+ return None
+
def minimal_installation(
self,
testing: bool = False,
@@ -610,18 +616,11 @@ class Installer:
if not SysInfo.has_uefi():
self.base_packages.append('grub')
- if not SysInfo.is_vm():
- vendor = SysInfo.cpu_vendor()
- if vendor == "AuthenticAMD":
- self.base_packages.append("amd-ucode")
- if (ucode := Path(f"{self.target}/boot/amd-ucode.img")).exists():
- ucode.unlink()
- elif vendor == "GenuineIntel":
- self.base_packages.append("intel-ucode")
- if (ucode := Path(f"{self.target}/boot/intel-ucode.img")).exists():
- ucode.unlink()
- else:
- debug(f"Unknown CPU vendor '{vendor}' detected. Archinstall won't install any ucode")
+ if ucode := self._get_microcode():
+ (self.target / 'boot' / ucode).unlink(missing_ok=True)
+ self.base_packages.append(ucode.stem)
+ else:
+ debug('Archinstall will not install any ucode.')
# Determine whether to enable multilib/testing repositories before running pacstrap if testing flag is set.
# This action takes place on the host system as pacstrap copies over package repository lists.
@@ -840,17 +839,10 @@ class Installer:
microcode = []
- if not SysInfo.is_vm():
- vendor = SysInfo.cpu_vendor()
- if vendor == "AuthenticAMD":
- microcode.append('initrd /amd-ucode.img\n')
- elif vendor == "GenuineIntel":
- microcode.append('initrd /intel-ucode.img\n')
- else:
- debug(
- f"Unknown CPU vendor '{vendor}' detected.",
- "Archinstall won't add any ucode to systemd-boot config.",
- )
+ if ucode := self._get_microcode():
+ microcode.append(f'initrd /{ucode}\n')
+ else:
+ debug('Archinstall will not add any ucode to systemd-boot config.')
options = 'options ' + ' '.join(self._get_kernel_params(root_partition)) + '\n'
@@ -1065,14 +1057,10 @@ TIMEOUT=5
microcode = []
- if not SysInfo.is_vm():
- vendor = SysInfo.cpu_vendor()
- if vendor == "AuthenticAMD":
- microcode.append("initrd=\\amd-ucode.img")
- elif vendor == "GenuineIntel":
- microcode.append("initrd=\\intel-ucode.img")
- else:
- debug(f"Unknown CPU vendor '{vendor}' detected. Archinstall won't add any ucode to firmware boot entry.")
+ if ucode := self._get_microcode():
+ microcode.append(f'initrd=\\{ucode}')
+ else:
+ debug('Archinstall will not add any ucode to firmware boot entry.')
kernel_parameters = self._get_kernel_params(root_partition)