Fix minor errors in spec, add JSON specification.
diff --git a/specification/json/sections/cper-firmware.json b/specification/json/sections/cper-firmware.json
new file mode 100644
index 0000000..5c7126a
--- /dev/null
+++ b/specification/json/sections/cper-firmware.json
@@ -0,0 +1,22 @@
+{
+    "$id": "cper-json-firmware-section",
+    "$schema": "https://json-schema.org/draft/2020-12/schema",
+    "type": "object",
+    "required": ["errorRecordType", "revision", "recordID", "recordIDGUID"],
+    "additionalProperties": false,
+    "properties": {
+        "errorRecordType": {
+            "type": "object",
+            "$ref": "../common/cper-json-nvp.json"
+        },
+        "revision": {
+            "type": "integer"
+        },
+        "recordID": {
+            "type": "integer"
+        },
+        "recordIDGUID": {
+            "type": "integer"
+        }
+    }
+}
\ No newline at end of file