From 82e814024416fac7949a1e158a4532a5a1ed546f Mon Sep 17 00:00:00 2001
From: John Hodge <tpg@mutabah.net>
Date: Sat, 5 Oct 2013 17:24:54 +0800
Subject: [PATCH] Modules/UDI - Adding PCI and MEI headers

---
 .../Modules/Interfaces/UDI/include/udi/mei.h  | 91 +++++++++++++++++++
 .../Modules/Interfaces/UDI/include/udi_pci.h  | 24 +++++
 2 files changed, 115 insertions(+)
 create mode 100644 KernelLand/Modules/Interfaces/UDI/include/udi/mei.h
 create mode 100644 KernelLand/Modules/Interfaces/UDI/include/udi_pci.h

diff --git a/KernelLand/Modules/Interfaces/UDI/include/udi/mei.h b/KernelLand/Modules/Interfaces/UDI/include/udi/mei.h
new file mode 100644
index 00000000..ef764054
--- /dev/null
+++ b/KernelLand/Modules/Interfaces/UDI/include/udi/mei.h
@@ -0,0 +1,91 @@
+/*
+ * Acess2 UDI Layer
+ * - By John Hodge (thePowersGang)
+ *
+ * include/udi/mei.h
+ * - Metalanguage-to-Environment Interface
+ */
+#ifndef _UDI__MEI_H_
+#define _UDI__MEI_H_
+
+typedef const struct udi_mei_init_s	udi_mei_init_t;
+typedef const struct udi_mei_ops_vec_template_s	udi_mei_ops_vec_template_t;
+typedef const struct uid_mei_op_template_s	uid_mei_op_template_t;
+
+typedef udi_ubit8_t udi_mei_enumeration_rank_func_t(udi_ubit32_t attr_device_match, void **attr_value_list);
+typedef void udi_mei_direct_stub_t(udi_op_t *op, udi_cb_t *gcb, va_list arglist);
+typedef void udi_mei_backend_stub_t(udi_op_t *op, udi_cb_t *gcb, void *marshal_space);
+
+struct udi_mei_init_s
+{
+	udi_mei_ops_vec_template_t	*ops_vec_template_list;
+	udi_mei_enumeration_rank_func_t	*mei_enumeration_rank;
+};
+
+struct udi_mei_ops_vec_template_s
+{
+	udi_index_t	meta_ops_num;
+	udi_ubit8_t	relationship;
+	const udi_mei_op_template_t	*op_template_list;
+};
+// Flags for `relationship`
+#define UDI_MEI_REL_INITIATOR	(1U<<0)
+#define UDI_MEI_REL_BIND	(1U<<1)
+#define UDI_MEI_REL_EXTERNAL	(1U<<2)
+#define UDI_MEI_REL_INTERNAL	(1U<<3)
+#define UDI_MEI_REL_SINGLE	(1U<<4)
+
+struct uid_mei_op_template_s
+{
+	const char	*op_name;
+	udi_ubit8_t	op_category;
+	udi_ubit8_t	op_flags;
+	udi_index_t	meta_cb_num;
+	udi_index_t	completion_ops_num;
+	udi_index_t	completion_vec_idx;
+	udi_index_t	exception_ops_num;
+	udi_index_t	exception_vec_idx;
+	udi_mei_direct_stub_t	*direct_stub;
+	udi_mei_backend_stub_t	*backend_stub;
+	udi_layout_t	*visible_layout;
+	udi_layout_t	*marshal_layout;
+};
+/* Values for op_category */
+#define UDI_MEI_OPCAT_REQ	1
+#define UDI_MEI_OPCAT_ACK	2
+#define UDI_MEI_OPCAT_NAK	3
+#define UDI_MEI_OPCAT_IND	4
+#define UDI_MEI_OPCAT_RES	5
+#define UDI_MEI_OPCAT_RDY	6
+/* Values for op_flags */
+#define UDI_MEI_OP_ABORTABLE	(1U<<0)
+#define UDI_MEI_OP_RECOVERABLE	(1U<<1)
+#define UDI_MEI_OP_STATE_CHANGE	(1U<<2)
+/* Maximum Sizes For Control Block Layouts */
+#define UDI_MEI_MAX_VISIBLE_SIZE	2000
+#define UDI_MEI_MAX_MARSHAL_SIZE	4000
+
+#define _UDI_MEI_FIRST(lst, ...)	lst
+#define _UDI_MEI_OTHER(lst, ...)	__VA_ARGS__
+#define _UDI_MEI_VARG(type,name,vatype) \
+	type name = UDI_VA_ARG(arglist, type, vatype);
+#define _UDI_MEI_VARGS0()
+#define _UDI_MEI_VARGS1(args,argt,argva) \
+	_UDI_MEI_VARG(_UDI_MEI_FIRST(argt), _UDI_MEI_FIRST(args),_UDI_MEI_FIRST(argva))
+#define _UDI_MEI_VARGS2(args,argt,argva) \
+	_UDI_MEI_VARG(_UDI_MEI_FIRST(argt), _UDI_MEI_FIRST(args),_UDI_MEI_FIRST(argva)) \
+	_UDI_MEI_VARGS1( _UDI_MEI_OTHER(argt), _UDI_MEI_OTHER(args), _UDI_MEI_OTHER(argva) )
+	
+#define UDI_MEI_STUBS(op_name, cb_type, argc, args, arg_types, arg_va_list, meta_ops_num, vec_idx) \
+	void op_name(cb_type *cb, _UDI_ARG_LIST_##argc args ) {\
+		udi_mei_call(UDI_GCB(cb), &udi_mei_info, meta_ops_num, vec_idx, args);\
+	}\
+	void op_name##_direct(udi_op_t *op, udi_cb_t *gcb, va_lis arglist) {\
+		_UDI_MEI_VARGS##argc(args ,## arg_types ,## arg_va_list)\
+		(*(op_name##_op_t)op)(UDI_MCB(gcb, cb_type) ,## args);\
+	}\
+	void op_name##_backend(udi_op_t *op, udi_cb_t *gcb, void *marshal_space) {\
+	}
+
+#endif
+
diff --git a/KernelLand/Modules/Interfaces/UDI/include/udi_pci.h b/KernelLand/Modules/Interfaces/UDI/include/udi_pci.h
new file mode 100644
index 00000000..f65c6fd5
--- /dev/null
+++ b/KernelLand/Modules/Interfaces/UDI/include/udi_pci.h
@@ -0,0 +1,24 @@
+/*
+ * Acess2 UDI Layer
+ * - By John Hodge (thePowersGang)
+ *
+ * include/udi_pci.h
+ * - PCI Bus Binding
+ */
+#ifndef _UDI_PCI_H_
+#define _UDI_PCI_H_
+
+#ifndef _UDI_PHYSIO_H_
+# error "udi_pci.h requires udi_physio.h"
+#endif
+
+#define UDI_PCI_CONFIG_SPACE	255
+#define UDI_PCI_BAR_0	0
+#define UDI_PCI_BAR_1	1
+#define UDI_PCI_BAR_2	2
+#define UDI_PCI_BAR_3	3
+#define UDI_PCI_BAR_4	4
+#define UDI_PCI_BAR_5	5
+
+#endif
+
-- 
2.20.1