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erst_erange
2010 Aug 20
0
[PATCH 1/2] Implement APEI ERST feature to Xen
...st_enabled;
+
+/* ERST Error Log Address Range atrributes */
+#define ERST_RANGE_RESERVED 0x0001
+#define ERST_RANGE_NVRAM 0x0002
+#define ERST_RANGE_SLOW 0x0004
+
+/*
+ * ERST Error Log Address Range, used as buffer for reading/writing
+ * error records.
+ */
+static struct erst_erange {
+ u64 base;
+ u64 size;
+ void __iomem *vaddr;
+ u32 attr;
+} erst_erange;
+
+/*
+ * Prevent ERST interpreter to run simultaneously, because the
+ * corresponding firmware implementation may not work properly when
+ * invoked simultaneously.
+ *
+ * It is used to provide...