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microd
2012 Sep 10
3
[PATCH] docs: document "ucode=" hypervisor command line option
...arkdown
@@ -785,6 +785,19 @@ Specify the per-cpu trace buffer size in
> `= unstable | skewed`
### ucode
+> `= <integer>`
+
+Specify the CPU microcode update blob module index. When positive, this
+specifies the n-th module (in the GrUB entry, zero based) to be used
+for updating CPU micrcode. When negative, counting starts at the end of
+the modules in the GrUB entry (so with the blob commonly being last,
+one could specify `ucode=-1`). Note that the value of zero is not valid
+here (entry zero, i.e. the first module, is always the Dom0 kernel
+image). Note further that use of this op...