quirks: reword the requirements section in the quirks README

Change the wording from "these will fail" to "this must be followed" which is
easier to understand. And add the requirement for uppercase hex numbers as
enforced since c412924003b3154.

Related #568

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

diff --git a/quirks/README.md b/quirks/README.md
index 4ff3e81b2e07c02d7ffc809d8c03595e366dcccd..f970cbe66b8a1f6dee59981cb3790ce357ccc57f 100644 (file)
--- a/quirks/README.md
+++ b/quirks/README.md
@@ -66,15 +66,18 @@ All `Attr` tag values are specific to that attribute.
 Parser errors
 -------------
 
-The following will cause parser errors and are considered invalid data
-files:
-
-* Whitespace at the beginning of the line
-* Sections without a `Match*` entry
-* Sections with the same `Match*` entry repeated
-* Sections without at least one of `Model*` or `Attr` entries
-* A `Model` tag with a value other than `1` or `0`
-* A string property with enclosing quotes
+The following requirements must be met:
+
+* No whitespace is allowed at the beginning of the line
+* A Section must have at least one `Match*` entry
+* A Section must not repeat `Match*` entry
+* A Section must have at least one of `Model*` or `Attr*` entries
+* A `Model` tag may only have the value `1` or `0`
+* String properties must not be enclosed in quotes
+* Hex numbers must use uppercase letters (e.g. `0x12AB`)
+
+Failure to meet these requirements will cause a parser error and the quirks
+files will not be used.
 
 Debugging
 ---------