X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Facpi%2Futilities%2Futmisc.c;h=50133fffe42045f7b1155e2edb8edd2ca6900529;hb=460223d21d960e420775ca4d11ddaa8389af4d25;hp=4b0305174d25984990c90d90676e9da55446baea;hpb=c5fc42ac4d4d6d3e3f619290b86890cb3725d2f8;p=linux-2.6-omap-h63xx.git

diff --git a/drivers/acpi/utilities/utmisc.c b/drivers/acpi/utilities/utmisc.c
index 4b0305174d2..50133fffe42 100644
--- a/drivers/acpi/utilities/utmisc.c
+++ b/drivers/acpi/utilities/utmisc.c
@@ -5,7 +5,7 @@
  ******************************************************************************/
 
 /*
- * Copyright (C) 2000 - 2006, R. Byron Moore
+ * Copyright (C) 2000 - 2007, R. Byron Moore
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -49,6 +49,78 @@
 #define _COMPONENT          ACPI_UTILITIES
 ACPI_MODULE_NAME("utmisc")
 
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ut_validate_exception
+ *
+ * PARAMETERS:  Status       - The acpi_status code to be formatted
+ *
+ * RETURN:      A string containing the exception text. NULL if exception is
+ *              not valid.
+ *
+ * DESCRIPTION: This function validates and translates an ACPI exception into
+ *              an ASCII string.
+ *
+ ******************************************************************************/
+const char *acpi_ut_validate_exception(acpi_status status)
+{
+	acpi_status sub_status;
+	const char *exception = NULL;
+
+	ACPI_FUNCTION_ENTRY();
+
+	/*
+	 * Status is composed of two parts, a "type" and an actual code
+	 */
+	sub_status = (status & ~AE_CODE_MASK);
+
+	switch (status & AE_CODE_MASK) {
+	case AE_CODE_ENVIRONMENTAL:
+
+		if (sub_status <= AE_CODE_ENV_MAX) {
+			exception = acpi_gbl_exception_names_env[sub_status];
+		}
+		break;
+
+	case AE_CODE_PROGRAMMER:
+
+		if (sub_status <= AE_CODE_PGM_MAX) {
+			exception =
+			    acpi_gbl_exception_names_pgm[sub_status - 1];
+		}
+		break;
+
+	case AE_CODE_ACPI_TABLES:
+
+		if (sub_status <= AE_CODE_TBL_MAX) {
+			exception =
+			    acpi_gbl_exception_names_tbl[sub_status - 1];
+		}
+		break;
+
+	case AE_CODE_AML:
+
+		if (sub_status <= AE_CODE_AML_MAX) {
+			exception =
+			    acpi_gbl_exception_names_aml[sub_status - 1];
+		}
+		break;
+
+	case AE_CODE_CONTROL:
+
+		if (sub_status <= AE_CODE_CTRL_MAX) {
+			exception =
+			    acpi_gbl_exception_names_ctrl[sub_status - 1];
+		}
+		break;
+
+	default:
+		break;
+	}
+
+	return (ACPI_CAST_PTR(const char, exception));
+}
+
 /*******************************************************************************
  *
  * FUNCTION:    acpi_ut_is_aml_table
@@ -62,6 +134,7 @@ ACPI_MODULE_NAME("utmisc")
  *              data tables that do not contain AML code.
  *
  ******************************************************************************/
+
 u8 acpi_ut_is_aml_table(struct acpi_table_header *table)
 {
 
@@ -582,26 +655,25 @@ u8 acpi_ut_valid_acpi_name(u32 name)
  *
  ******************************************************************************/
 
-acpi_name acpi_ut_repair_name(acpi_name name)
+acpi_name acpi_ut_repair_name(char *name)
 {
-	char *name_ptr = ACPI_CAST_PTR(char, &name);
-	char new_name[ACPI_NAME_SIZE];
 	acpi_native_uint i;
+	char new_name[ACPI_NAME_SIZE];
 
 	for (i = 0; i < ACPI_NAME_SIZE; i++) {
-		new_name[i] = name_ptr[i];
+		new_name[i] = name[i];
 
 		/*
 		 * Replace a bad character with something printable, yet technically
 		 * still invalid. This prevents any collisions with existing "good"
 		 * names in the namespace.
 		 */
-		if (!acpi_ut_valid_acpi_char(name_ptr[i], i)) {
+		if (!acpi_ut_valid_acpi_char(name[i], i)) {
 			new_name[i] = '*';
 		}
 	}
 
-	return (*ACPI_CAST_PTR(u32, new_name));
+	return (*(u32 *) new_name);
 }
 
 /*******************************************************************************