tpm2_pcrlist: update selection list man page info

Add details and correct the pcr selection information in the man page. Fixes: #480 Signed-off-by: William Roberts <william.c.roberts@intel.com>
tpm2-software · Oct 26, 2017 · 4f2a454 · 4f2a454
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diff --git a/man/common/pcr.md b/man/common/pcr.md
@@ -14,4 +14,9 @@ For example:
 sha:3,4+sha256:5,6
 ```
 will select PCRs 3 and 4 from the SHA bank and PCRs 5 and 6
-from the SHA256 bank.
+from the SHA256 bank.
+
+## Note
+PCR Selections allow for up to 5 hash to pcr selection mappings.
+This is a limitaion in design in the single call to the tpm to
+get the pcr values.
diff --git a/man/tpm2_pcrlist.1.md b/man/tpm2_pcrlist.1.md
@@ -12,7 +12,9 @@
 
 # DESCRIPTION
 
-**tpm2_pcrlist**(1) Displays PCR values.
+**tpm2_pcrlist**(1) Displays PCR values. Without any options, **tpm2_pcrlist**
+outputs all pcrs and their hash banks. One can use either the **-g** or **-L**
+mutually exclusive options to filter the output.
 
 # OPTIONS
 
@@ -37,7 +39,7 @@
 
 [common tcti options](common/tcti.md)
 
-[pcr bank specifiers](common/password.md)
+[pcr bank specifiers](common/pcr.md)
 
 [supported hash algorithms](common/hash.md)