acpi: Adding FACS, fixing DSDT detection

Impact: Adding FACS, fixing DSDT detection

Adding FACS, fixing DSDT detection via FADT

1 files changed, 41 insertions, 0 deletions

diff --git a/com32/gplinclude/acpi/facs.h b/com32/gplinclude/acpi/facs.h
new file mode 100644
index 00000000..4435eab4
--- /dev/null
+++ b/com32/gplinclude/acpi/facs.h
@@ -0,0 +1,41 @@
+/* ----------------------------------------------------------------------- *
+ *
+ *   Copyright 2009 Erwan Velu - All Rights Reserved
+ *
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, Inc., 53 Temple Place Ste 330,
+ *   Boston MA 02111-1307, USA; either version 2 of the License, or
+ *   (at your option) any later version; incorporated herein by reference.
+ *
+ * ----------------------------------------------------------------------- */
+
+#ifndef FACS_H
+#define FACS_H
+#include <inttypes.h>
+#include <stdbool.h>
+
+#define FACS "FACS"
+
+/* Features Flags for "flags" */
+#define S4BIOS_F 1
+
+/* Features flags for global_lock */
+#define PENDING 1
+#define OWNED 1<<1
+
+typedef struct {
+    uint64_t address;
+    uint8_t signature[4+1];
+    uint8_t length;
+    uint32_t hardware_signature;
+    uint32_t firmware_waking_vector;
+    uint32_t global_lock;
+    uint32_t flags;
+    uint64_t x_firmware_waking_vector;
+    uint8_t version;
+    bool valid;
+} s_facs;
+
+void parse_facs(s_facs *facs);
+#endif