ACPI: interpreter update to 20030418

- Fix for big-endian arcitectures

7 files changed, 229 insertions, 119 deletions

diff --git a/include/acpi/acconfig.h b/include/acpi/acconfig.h
index 2a8c7f85d2f7..f7532f979c7f 100644
--- a/include/acpi/acconfig.h
+++ b/include/acpi/acconfig.h
@@ -47,7 +47,7 @@
 
 /******************************************************************************
  *
- * Compile-time options
+ * Configuration options
  *
  *****************************************************************************/
 
@@ -62,21 +62,9 @@
  *
  */
 
-
-/******************************************************************************
- *
- * Subsystem Constants
- *
- *****************************************************************************/
-
-
 /* Version string */
 
-#define ACPI_CA_VERSION                 0x20030328
-
-/* Version of ACPI supported */
-
-#define ACPI_CA_SUPPORT_LEVEL           2
+#define ACPI_CA_VERSION                 0x20030418
 
 /* Maximum objects in the various object caches */
 
@@ -86,6 +74,23 @@
 #define ACPI_MAX_OBJECT_CACHE_DEPTH     64          /* Interpreter operand objects */
 #define ACPI_MAX_WALK_CACHE_DEPTH       4           /* Objects for parse tree walks */
 
+/*
+ * Should the subystem abort the loading of an ACPI table if the
+ * table checksum is incorrect?
+ */
+#define ACPI_CHECKSUM_ABORT             FALSE
+
+
+/******************************************************************************
+ *
+ * Subsystem Constants
+ *
+ *****************************************************************************/
+
+/* Version of ACPI supported */
+
+#define ACPI_CA_SUPPORT_LEVEL           2
+
 /* String size constants */
 
 #define ACPI_MAX_STRING_LENGTH          512
@@ -106,20 +111,6 @@
 
 /******************************************************************************
  *
- * Configuration of subsystem behavior
- *
- *****************************************************************************/
-
-
-/*
- * Should the subystem abort the loading of an ACPI table if the
- * table checksum is incorrect?
- */
-#define ACPI_CHECKSUM_ABORT             FALSE
-
-
-/******************************************************************************
- *
  * ACPI Specification constants (Do not change unless the specification changes)
  *
  *****************************************************************************/
@@ -196,7 +187,6 @@
  *
  *****************************************************************************/
 
-
 #define ACPI_DEBUGGER_MAX_ARGS          8  /* Must be max method args + 1 */
 
 #define ACPI_DEBUGGER_COMMAND_PROMPT    '-'
diff --git a/include/acpi/acinterp.h b/include/acpi/acinterp.h
index 502bd03e2452..59ea7c88eb5d 100644
--- a/include/acpi/acinterp.h
+++ b/include/acpi/acinterp.h
@@ -164,15 +164,17 @@ void
 acpi_ex_get_buffer_datum(
 	acpi_integer                    *datum,
 	void                            *buffer,
+	u32                             buffer_length,
 	u32                             byte_granularity,
-	u32                             offset);
+	u32                             buffer_offset);
 
 void
 acpi_ex_set_buffer_datum (
 	acpi_integer                    merged_datum,
 	void                            *buffer,
+	u32                             buffer_length,
 	u32                             byte_granularity,
-	u32                             offset);
+	u32                             buffer_offset);
 
 acpi_status
 acpi_ex_read_data_from_field (
diff --git a/include/acpi/aclocal.h b/include/acpi/aclocal.h
index 911283ffed90..fffbddc8f532 100644
--- a/include/acpi/aclocal.h
+++ b/include/acpi/aclocal.h
@@ -196,7 +196,7 @@ struct acpi_namespace_node
 
 
 	union acpi_operand_object           *object;        /* Pointer to attached ACPI object (optional) */
-	struct acpi_namespace_node          *child;         /* first child */
+	struct acpi_namespace_node          *child;         /* First child */
 	struct acpi_namespace_node          *peer;          /* Next peer*/
 	u16                                 reference_count; /* Current count of references and children */
 	u8                                  flags;
@@ -476,10 +476,10 @@ struct acpi_scope_state
 struct acpi_pscope_state
 {
 	ACPI_STATE_COMMON
-	union acpi_parse_object             *op;                    /* current op being parsed */
-	u8                                  *arg_end;               /* current argument end */
-	u8                                  *pkg_end;               /* current package end */
-	u32                                 arg_list;               /* next argument to parse */
+	union acpi_parse_object             *op;                    /* Current op being parsed */
+	u8                                  *arg_end;               /* Current argument end */
+	u8                                  *pkg_end;               /* Current package end */
+	u32                                 arg_list;               /* Next argument to parse */
 	u32                                 arg_count;              /* Number of fixed arguments */
 };
 
@@ -585,11 +585,8 @@ struct acpi_opcode_info
 
 union acpi_parse_value
 {
-	acpi_integer                        integer;        /* integer constant (Up to 64 bits) */
+	acpi_integer                        integer;        /* Integer constant (Up to 64 bits) */
 	struct uint64_struct                integer64;      /* Structure overlay for 2 32-bit Dwords */
-	u32                                 integer32;      /* integer constant, 32 bits only */
-	u16                                 integer16;      /* integer constant, 16 bits only */
-	u8                                  integer8;       /* integer constant, 8 bits only */
 	u32                                 size;           /* bytelist or field size */
 	char                                *string;        /* NULL terminated string */
 	u8                                  *buffer;        /* buffer or string */
@@ -602,15 +599,15 @@ union acpi_parse_value
 	u8                                  data_type;      /* To differentiate various internal objs */\
 	u8                                  flags;          /* Type of Op */\
 	u16                                 aml_opcode;     /* AML opcode */\
-	u32                                 aml_offset;     /* offset of declaration in AML */\
-	union acpi_parse_object             *parent;        /* parent op */\
-	union acpi_parse_object             *next;          /* next op */\
+	u32                                 aml_offset;     /* Offset of declaration in AML */\
+	union acpi_parse_object             *parent;        /* Parent op */\
+	union acpi_parse_object             *next;          /* Next op */\
 	ACPI_DISASM_ONLY_MEMBERS (\
 	u8                                  disasm_flags;   /* Used during AML disassembly */\
 	u8                                  disasm_opcode;  /* Subtype used for disassembly */\
-	char                                aml_op_name[16]) /* op name (debug only) */\
+	char                                aml_op_name[16]) /* Op name (debug only) */\
 			   /* NON-DEBUG members below: */\
-	struct acpi_namespace_node          *node;          /* for use by interpreter */\
+	struct acpi_namespace_node          *node;          /* For use by interpreter */\
 	union acpi_parse_value              value;          /* Value or args associated with the opcode */\
 
 
@@ -691,14 +688,14 @@ union acpi_parse_object
 struct acpi_parse_state
 {
 	u32                                 aml_size;
-	u8                                  *aml_start;     /* first AML byte */
-	u8                                  *aml;           /* next AML byte */
+	u8                                  *aml_start;     /* First AML byte */
+	u8                                  *aml;           /* Next AML byte */
 	u8                                  *aml_end;       /* (last + 1) AML byte */
-	u8                                  *pkg_start;     /* current package begin */
-	u8                                  *pkg_end;       /* current package end */
-	union acpi_parse_object             *start_op;      /* root of parse tree */
+	u8                                  *pkg_start;     /* Current package begin */
+	u8                                  *pkg_end;       /* Current package end */
+	union acpi_parse_object             *start_op;      /* Root of parse tree */
 	struct acpi_namespace_node          *start_node;
-	union acpi_generic_state            *scope;         /* current scope */
+	union acpi_generic_state            *scope;         /* Current scope */
 	union acpi_parse_object             *start_scope;
 };
 
diff --git a/include/acpi/acmacros.h b/include/acpi/acmacros.h
index 09a34a479859..7b0f65b84394 100644
--- a/include/acpi/acmacros.h
+++ b/include/acpi/acmacros.h
@@ -116,7 +116,7 @@
 #define ACPI_CAST_INDIRECT_PTR(t, p)    ((t **)(void *)(p))
 
 #if ACPI_MACHINE_WIDTH == 16
-#define ACPI_STORE_POINTER(d,s)         ACPI_MOVE_UNALIGNED32_TO_32(d,s)
+#define ACPI_STORE_POINTER(d,s)         ACPI_MOVE_32_TO_32(d,s)
 #define ACPI_PHYSADDR_TO_PTR(i)         (void *)(i)
 #define ACPI_PTR_TO_PHYSADDR(i)         (u32) (char *)(i)
 #else
@@ -130,41 +130,169 @@
  * Otherwise, we have to move one byte at a time.
  */
 
-#ifdef _HW_ALIGNMENT_SUPPORT
+#ifdef ACPI_BIG_ENDIAN
+/*
+ * Macros for big-endian machines
+ */
+
+/* This macro sets a buffer index, starting from the end of the buffer */
+
+#define ACPI_BUFFER_INDEX(buf_len,buf_offset,byte_gran) ((buf_len) - (((buf_offset)+1) * (byte_gran)))
+
+/* These macros reverse the bytes during the move, converting little-endian to big endian */
+
+	 /* Big Endian      <==        Little Endian */
+	 /*  Hi...Lo                     Lo...Hi     */
+/* 16-bit source, 16/32/64 destination */
+
+#define ACPI_MOVE_16_TO_16(d,s)         {((  u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[1];\
+			  ((  u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[0];}
+
+#define ACPI_MOVE_16_TO_32(d,s)         {(*(u32 *)(void *)(d))=0;\
+					  ((u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[1];\
+					  ((u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[0];}
+
+#define ACPI_MOVE_16_TO_64(d,s)         {(*(u64 *)(void *)(d))=0;\
+							   ((u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[1];\
+							   ((u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[0];}
+
+/* 32-bit source, 16/32/64 destination */
+
+#define ACPI_MOVE_32_TO_16(d,s)         ACPI_MOVE_16_TO_16(d,s)    /* Truncate to 16 */
+
+#define ACPI_MOVE_32_TO_32(d,s)         {((  u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[3];\
+									  ((  u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[2];\
+									  ((  u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[1];\
+									  ((  u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[0];}
+
+#define ACPI_MOVE_32_TO_64(d,s)         {(*(u64 *)(void *)(d))=0;\
+										   ((u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[3];\
+										   ((u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[2];\
+										   ((u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[1];\
+										   ((u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[0];}
+
+/* 64-bit source, 16/32/64 destination */
+
+#define ACPI_MOVE_64_TO_16(d,s)         ACPI_MOVE_16_TO_16(d,s)    /* Truncate to 16 */
+
+#define ACPI_MOVE_64_TO_32(d,s)         ACPI_MOVE_32_TO_32(d,s)    /* Truncate to 32 */
+
+#define ACPI_MOVE_64_TO_64(d,s)         {((  u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[7];\
+										 ((  u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[6];\
+										 ((  u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[5];\
+										 ((  u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[4];\
+										 ((  u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[3];\
+										 ((  u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[2];\
+										 ((  u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[1];\
+										 ((  u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[0];}
+#else
+/*
+ * Macros for little-endian machines
+ */
+
+/* This macro sets a buffer index, starting from the beginning of the buffer */
+
+#define ACPI_BUFFER_INDEX(buf_len,buf_offset,byte_gran) (buf_offset)
+
+#ifdef ACPI_MISALIGNED_TRANSFERS
+
+/* The hardware supports unaligned transfers, just do the little-endian move */
+
+#if ACPI_MACHINE_WIDTH == 16
+
+/* No 64-bit integers */
+/* 16-bit source, 16/32/64 destination */
+
+#define ACPI_MOVE_16_TO_16(d,s)         *(u16 *)(void *)(d) = *(u16 *)(void *)(s)
+#define ACPI_MOVE_16_TO_32(d,s)         *(u32 *)(void *)(d) = *(u16 *)(void *)(s)
+#define ACPI_MOVE_16_TO_64(d,s)         ACPI_MOVE_16_TO_32(d,s)
+
+/* 32-bit source, 16/32/64 destination */
+
+#define ACPI_MOVE_32_TO_16(d,s)         ACPI_MOVE_16_TO_16(d,s)    /* Truncate to 16 */
+#define ACPI_MOVE_32_TO_32(d,s)         *(u32 *)(void *)(d) = *(u32 *)(void *)(s)
+#define ACPI_MOVE_32_TO_64(d,s)         ACPI_MOVE_32_TO_32(d,s)
 
-/* The hardware supports unaligned transfers, just do the move */
+/* 64-bit source, 16/32/64 destination */
 
-#define ACPI_MOVE_UNALIGNED16_TO_16(d,s)    *(u16 *)(void *)(d) = *(u16 *)(void *)(s)
-#define ACPI_MOVE_UNALIGNED32_TO_32(d,s)    *(u32 *)(void *)(d) = *(u32 *)(void *)(s)
-#define ACPI_MOVE_UNALIGNED16_TO_32(d,s)    *(u32 *)(void *)(d) = *(u16 *)(void *)(s)
-#define ACPI_MOVE_UNALIGNED64_TO_64(d,s)    *(u64 *)(void *)(d) = *(u64 *)(void *)(s)
+#define ACPI_MOVE_64_TO_16(d,s)         ACPI_MOVE_16_TO_16(d,s)    /* Truncate to 16 */
+#define ACPI_MOVE_64_TO_32(d,s)         ACPI_MOVE_32_TO_32(d,s)    /* Truncate to 32 */
+#define ACPI_MOVE_64_TO_64(d,s)         ACPI_MOVE_32_TO_32(d,s)
+
+#else
+/* 16-bit source, 16/32/64 destination */
+
+#define ACPI_MOVE_16_TO_16(d,s)         *(u16 *)(void *)(d) = *(u16 *)(void *)(s)
+#define ACPI_MOVE_16_TO_32(d,s)         *(u32 *)(void *)(d) = *(u16 *)(void *)(s)
+#define ACPI_MOVE_16_TO_64(d,s)         *(u64 *)(void *)(d) = *(u16 *)(void *)(s)
+
+/* 32-bit source, 16/32/64 destination */
+
+#define ACPI_MOVE_32_TO_16(d,s)         ACPI_MOVE_16_TO_16(d,s)    /* Truncate to 16 */
+#define ACPI_MOVE_32_TO_32(d,s)         *(u32 *)(void *)(d) = *(u32 *)(void *)(s)
+#define ACPI_MOVE_32_TO_64(d,s)         *(u64 *)(void *)(d) = *(u32 *)(void *)(s)
+
+/* 64-bit source, 16/32/64 destination */
+
+#define ACPI_MOVE_64_TO_16(d,s)         ACPI_MOVE_16_TO_16(d,s)    /* Truncate to 16 */
+#define ACPI_MOVE_64_TO_32(d,s)         ACPI_MOVE_32_TO_32(d,s)    /* Truncate to 32 */
+#define ACPI_MOVE_64_TO_64(d,s)         *(u64 *)(void *)(d) = *(u64 *)(void *)(s)
+#endif
 
 #else
 /*
  * The hardware does not support unaligned transfers.  We must move the
  * data one byte at a time.  These macros work whether the source or
- * the destination (or both) is/are unaligned.
+ * the destination (or both) is/are unaligned.  (Little-endian move)
  */
 
-#define ACPI_MOVE_UNALIGNED16_TO_16(d,s)    {((u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\
-	  ((u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];}
+/* 16-bit source, 16/32/64 destination */
+
+#define ACPI_MOVE_16_TO_16(d,s)         {((  u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\
+										 ((  u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];}
+
+#define ACPI_MOVE_16_TO_32(d,s)         {(*(u32 *)(void *)(d)) = 0; ACPI_MOVE_16_TO_16(d,s);}
+#define ACPI_MOVE_16_TO_64(d,s)         {(*(u64 *)(void *)(d)) = 0; ACPI_MOVE_16_TO_16(d,s);}
+
+/* 32-bit source, 16/32/64 destination */
+
+#define ACPI_MOVE_32_TO_16(d,s)         ACPI_MOVE_16_TO_16(d,s)    /* Truncate to 16 */
+
+#define ACPI_MOVE_32_TO_32(d,s)         {((  u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\
+										 ((  u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];\
+										 ((  u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[2];\
+										 ((  u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[3];}
+
+#define ACPI_MOVE_32_TO_64(d,s)         {(*(u64 *)(void *)(d)) = 0; ACPI_MOVE_32_TO_32(d,s);}
+
+/* 64-bit source, 16/32/64 destination */
 
-#define ACPI_MOVE_UNALIGNED32_TO_32(d,s)    {((u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\
-			   ((u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];\
-			   ((u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[2];\
-			   ((u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[3];}
+#define ACPI_MOVE_64_TO_16(d,s)         ACPI_MOVE_16_TO_16(d,s)    /* Truncate to 16 */
+#define ACPI_MOVE_64_TO_32(d,s)         ACPI_MOVE_32_TO_32(d,s)    /* Truncate to 32 */
+#define ACPI_MOVE_64_TO_64(d,s)         {((  u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\
+										 ((  u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];\
+										 ((  u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[2];\
+										 ((  u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[3];\
+										 ((  u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[4];\
+										 ((  u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[5];\
+										 ((  u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[6];\
+										 ((  u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[7];}
+#endif
+#endif
+
+/* Macros based on machine integer width */
+
+#if ACPI_MACHINE_WIDTH == 16
+#define ACPI_MOVE_SIZE_TO_16(d,s)       ACPI_MOVE_16_TO_16(d,s)
 
-#define ACPI_MOVE_UNALIGNED16_TO_32(d,s)    {(*(u32*)(void *)(d)) = 0; ACPI_MOVE_UNALIGNED16_TO_16(d,s);}
+#elif ACPI_MACHINE_WIDTH == 32
+#define ACPI_MOVE_SIZE_TO_16(d,s)       ACPI_MOVE_32_TO_16(d,s)
 
-#define ACPI_MOVE_UNALIGNED64_TO_64(d,s)    {((u8 *)(void *)(d))[0] = ((u8 *)(void *)(s))[0];\
-					 ((u8 *)(void *)(d))[1] = ((u8 *)(void *)(s))[1];\
-					 ((u8 *)(void *)(d))[2] = ((u8 *)(void *)(s))[2];\
-					 ((u8 *)(void *)(d))[3] = ((u8 *)(void *)(s))[3];\
-					 ((u8 *)(void *)(d))[4] = ((u8 *)(void *)(s))[4];\
-					 ((u8 *)(void *)(d))[5] = ((u8 *)(void *)(s))[5];\
-					 ((u8 *)(void *)(d))[6] = ((u8 *)(void *)(s))[6];\
-					 ((u8 *)(void *)(d))[7] = ((u8 *)(void *)(s))[7];}
+#elif ACPI_MACHINE_WIDTH == 64
+#define ACPI_MOVE_SIZE_TO_16(d,s)       ACPI_MOVE_64_TO_16(d,s)
 
+#else
+#error unknown ACPI_MACHINE_WIDTH
 #endif
 
 
@@ -232,21 +360,6 @@
 
 #if ACPI_MACHINE_WIDTH != 16
 
-#define ACPI_PCI_DEVICE_MASK            (u64) 0x0000FFFF00000000
-#define ACPI_PCI_FUNCTION_MASK          (u64) 0x00000000FFFF0000
-#define ACPI_PCI_REGISTER_MASK          (u64) 0x000000000000FFFF
-
-/*
- * Obsolete
- */
-
-/*
-#define ACPI_PCI_FUNCTION(a)            (u16) ((((u64)((u64)(a) & ACPI_PCI_FUNCTION_MASK)) >> 16))
-#define ACPI_PCI_DEVICE(a)              (u16) ((((u64)((u64)(a) & ACPI_PCI_DEVICE_MASK)) >> 32))
-#define ACPI_PCI_REGISTER(a)            (u16) (((u64)((u64)(a) & ACPI_PCI_REGISTER_MASK)))
-*/
-
-
 #define ACPI_PCI_DEVICE(a)              (u16) ((ACPI_HIDWORD ((a))) & 0x0000FFFF)
 #define ACPI_PCI_FUNCTION(a)            (u16) ((ACPI_LODWORD ((a))) >> 16)
 #define ACPI_PCI_REGISTER(a)            (u16) ((ACPI_LODWORD ((a))) & 0x0000FFFF)
@@ -337,10 +450,10 @@
  * 5) Expand address to 64 bits
  */
 #define ASL_BUILD_GAS_FROM_ENTRY(a,b,c,d)   do {a.address_space_id = (u8) d;\
-							  a.register_bit_width = (u8) ACPI_MUL_8 (b);\
-							  a.register_bit_offset = 0;\
-							  a.reserved = 0;\
-							  ACPI_STORE_ADDRESS (a.address,(acpi_physical_address) c);} while (0)
+												a.register_bit_width = (u8) ACPI_MUL_8 (b);\
+												a.register_bit_offset = 0;\
+												a.reserved = 0;\
+												ACPI_STORE_ADDRESS (a.address,(acpi_physical_address) c);} while (0)
 
 /* ACPI V1.0 entries -- address space is always I/O */
 
@@ -351,7 +464,7 @@
  * Reporting macros that are never compiled out
  */
 
-#define ACPI_PARAM_LIST(pl)                  pl
+#define ACPI_PARAM_LIST(pl)                 pl
 
 /*
  * Error reporting.  These versions add callers module and line#.  Since
@@ -362,9 +475,9 @@
 #ifdef ACPI_DEBUG_OUTPUT
 
 #define ACPI_REPORT_INFO(fp)                {acpi_ut_report_info(_THIS_MODULE,__LINE__,_COMPONENT); \
-									   acpi_os_printf ACPI_PARAM_LIST(fp);}
+												acpi_os_printf ACPI_PARAM_LIST(fp);}
 #define ACPI_REPORT_ERROR(fp)               {acpi_ut_report_error(_THIS_MODULE,__LINE__,_COMPONENT); \
-											 acpi_os_printf ACPI_PARAM_LIST(fp);}
+												acpi_os_printf ACPI_PARAM_LIST(fp);}
 #define ACPI_REPORT_WARNING(fp)             {acpi_ut_report_warning(_THIS_MODULE,__LINE__,_COMPONENT); \
 												acpi_os_printf ACPI_PARAM_LIST(fp);}
 #define ACPI_REPORT_NSERROR(s,e)            acpi_ns_report_error(_THIS_MODULE,__LINE__,_COMPONENT, s, e);
@@ -408,21 +521,21 @@
  * as a local string ("_proc_name) so that it can be also used by the function exit macros below.
  */
 
-#define ACPI_FUNCTION_NAME(a)           struct acpi_debug_print_info _dbg;     \
-										_dbg.component_id = _COMPONENT; \
-										_dbg.proc_name   = a;           \
-										_dbg.module_name = _THIS_MODULE;
-
-#define ACPI_FUNCTION_TRACE(a)          ACPI_FUNCTION_NAME(a)\
-											acpi_ut_trace(__LINE__,&_dbg)
-#define ACPI_FUNCTION_TRACE_PTR(a,b)    ACPI_FUNCTION_NAME(a)\
-											acpi_ut_trace_ptr(__LINE__,&_dbg,(void *)b)
-#define ACPI_FUNCTION_TRACE_U32(a,b)    ACPI_FUNCTION_NAME(a)\
-											acpi_ut_trace_u32(__LINE__,&_dbg,(u32)b)
-#define ACPI_FUNCTION_TRACE_STR(a,b)    ACPI_FUNCTION_NAME(a)\
-											acpi_ut_trace_str(__LINE__,&_dbg,(char *)b)
-
-#define ACPI_FUNCTION_ENTRY()           acpi_ut_track_stack_ptr()
+#define ACPI_FUNCTION_NAME(a)               struct acpi_debug_print_info _dbg; \
+												_dbg.component_id = _COMPONENT; \
+												_dbg.proc_name   = a; \
+												_dbg.module_name = _THIS_MODULE;
+
+#define ACPI_FUNCTION_TRACE(a)              ACPI_FUNCTION_NAME(a) \
+												acpi_ut_trace(__LINE__,&_dbg)
+#define ACPI_FUNCTION_TRACE_PTR(a,b)        ACPI_FUNCTION_NAME(a) \
+												acpi_ut_trace_ptr(__LINE__,&_dbg,(void *)b)
+#define ACPI_FUNCTION_TRACE_U32(a,b)        ACPI_FUNCTION_NAME(a) \
+												acpi_ut_trace_u32(__LINE__,&_dbg,(u32)b)
+#define ACPI_FUNCTION_TRACE_STR(a,b)        ACPI_FUNCTION_NAME(a) \
+												acpi_ut_trace_str(__LINE__,&_dbg,(char *)b)
+
+#define ACPI_FUNCTION_ENTRY()               acpi_ut_track_stack_ptr()
 
 /*
  * Function exit tracing.
diff --git a/include/acpi/acpiosxf.h b/include/acpi/acpiosxf.h
index 58c6d1500417..928b5f49030a 100644
--- a/include/acpi/acpiosxf.h
+++ b/include/acpi/acpiosxf.h
@@ -229,13 +229,13 @@ acpi_os_stall (
 acpi_status
 acpi_os_read_port (
 	acpi_io_address                 address,
-	void                            *value,
+	u32                             *value,
 	u32                             width);
 
 acpi_status
 acpi_os_write_port (
 	acpi_io_address                 address,
-	acpi_integer                    value,
+	u32                             value,
 	u32                             width);
 
 
@@ -246,13 +246,13 @@ acpi_os_write_port (
 acpi_status
 acpi_os_read_memory (
 	acpi_physical_address           address,
-	void                            *value,
+	u32                             *value,
 	u32                             width);
 
 acpi_status
 acpi_os_write_memory (
 	acpi_physical_address           address,
-	acpi_integer                    value,
+	u32                             value,
 	u32                             width);
 
 
diff --git a/include/acpi/actbl.h b/include/acpi/actbl.h
index 56282d0bf1fb..de509b9fd4ec 100644
--- a/include/acpi/actbl.h
+++ b/include/acpi/actbl.h
@@ -181,7 +181,15 @@ struct smart_battery_description_table
 	u32                             critical_level;
 };
 
-
+struct hpet_description_table
+{
+	struct acpi_table_header        header;
+	u32                             hardware_id;
+	u32                             base_address[3];
+	u8                              hpet_number;
+	u16                             clock_tick;
+	u8                              attributes;
+};
 #pragma pack()
 
 
diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h
index d19ff567b92f..7ffa0b226c31 100644
--- a/include/acpi/actypes.h
+++ b/include/acpi/actypes.h
@@ -154,7 +154,7 @@ typedef char                                    *acpi_physical_address;
 typedef u16                                     acpi_size;
 
 #define ALIGNED_ADDRESS_BOUNDARY        0x00000002
-#define _HW_ALIGNMENT_SUPPORT
+#define ACPI_MISALIGNED_TRANSFERS
 #define ACPI_USE_NATIVE_DIVIDE                          /* No 64-bit integers, ok to use native divide */
 #define ACPI_MAX_PTR                    ACPI_UINT16_MAX
 #define ACPI_SIZE_MAX                   ACPI_UINT16_MAX
@@ -192,7 +192,7 @@ typedef u64                                     acpi_physical_address;
 typedef u32                                     acpi_size;
 
 #define ALIGNED_ADDRESS_BOUNDARY        0x00000004
-#define _HW_ALIGNMENT_SUPPORT
+#define ACPI_MISALIGNED_TRANSFERS
 #define ACPI_MAX_PTR                    ACPI_UINT32_MAX
 #define ACPI_SIZE_MAX                   ACPI_UINT32_MAX
 
@@ -1194,7 +1194,7 @@ struct acpi_resource
 
 #define ACPI_NEXT_RESOURCE(res)             (struct acpi_resource *)((u8 *) res + res->length)
 
-#ifdef _HW_ALIGNMENT_SUPPORT
+#ifdef ACPI_MISALIGNED_TRANSFERS
 #define ACPI_ALIGN_RESOURCE_SIZE(length)    (length)
 #else
 #define ACPI_ALIGN_RESOURCE_SIZE(length)    ACPI_ROUND_UP_TO_NATIVE_WORD(length)