introduce PowerNV variant for grub2 class

PowerNV (bare-metal) systems only need the grub config to be present, they ignore the actual binaries, so make the install method a no-op.
rhinstaller · Jun 27, 2019 · 9e620fa · 9e620fa
1 parent e6a0466
commit 9e620fa
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diff --git a/pyanaconda/bootloader/__init__.py b/pyanaconda/bootloader/__init__.py
@@ -61,8 +61,8 @@ def get_bootloader_class(platform_class=None):
         return IPSeriesGRUB2
 
     if platform_class is platform.PowerNV:
-        from pyanaconda.bootloader.grub2 import GRUB2
-        return GRUB2
+        from pyanaconda.bootloader.grub2 import PowerNVGRUB2
+        return PowerNVGRUB2
 
     if platform_class is platform.S390:
         from pyanaconda.bootloader.zipl import ZIPL

diff --git a/pyanaconda/bootloader/grub2.py b/pyanaconda/bootloader/grub2.py
@@ -614,3 +614,14 @@ def write_defaults(self):
         #       PowerVM / POWER on qemu/kvm
         defaults.write("GRUB_DISABLE_OS_PROBER=true\n")
         defaults.close()
+
+class PowerNVGRUB2(GRUB2):
+    """PowerNV GRUBv2"""
+
+    #
+    # installation should be a no-op, just writing the config is sufficient for the
+    # firmware's bootloader (petitboot)
+    #
+
+    def install(self, args=None):
+        pass