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@@ -12,5 +12,12 @@ in the shim.h header file and provides a single entry point. On 64-bit systems
this entry point expects to be called with SysV ABI rather than MSABI, and
so calls to it should not be wrapped.
+On systems with a TPM chip enabled and supported by the system firmware,
+shim will extend various PCRs with the digests of the targets it is
+loading. A full list is in the file README.tpm .
+
To use shim, simply place a DER-encoded public certificate in a file such as
pub.cer and build with "make VENDOR_CERT_FILE=pub.cer".
+
+There are a couple of build options, and a couple of ways to customize the
+build, described in BUILDING.