******************************************************************************/
/*
- * 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
#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
* data tables that do not contain AML code.
*
******************************************************************************/
+
u8 acpi_ut_is_aml_table(struct acpi_table_header *table)
{
- /* Ignore tables that contain AML */
+ /* These are the only tables that contain executable AML */
- if (ACPI_COMPARE_NAME(table->signature, DSDT_SIG) ||
- ACPI_COMPARE_NAME(table->signature, PSDT_SIG) ||
- ACPI_COMPARE_NAME(table->signature, SSDT_SIG)) {
+ if (ACPI_COMPARE_NAME(table->signature, ACPI_SIG_DSDT) ||
+ ACPI_COMPARE_NAME(table->signature, ACPI_SIG_PSDT) ||
+ ACPI_COMPARE_NAME(table->signature, ACPI_SIG_SSDT)) {
return (TRUE);
}
void acpi_ut_set_integer_width(u8 revision)
{
- if (revision <= 1) {
+ if (revision < 2) {
+
+ /* 32-bit case */
+
acpi_gbl_integer_bit_width = 32;
acpi_gbl_integer_nybble_width = 8;
acpi_gbl_integer_byte_width = 4;
} else {
+ /* 64-bit case (ACPI 2.0+) */
+
acpi_gbl_integer_bit_width = 64;
acpi_gbl_integer_nybble_width = 16;
acpi_gbl_integer_byte_width = 8;
* FUNCTION: acpi_ut_valid_acpi_char
*
* PARAMETERS: Char - The character to be examined
+ * Position - Byte position (0-3)
*
* RETURN: TRUE if the character is valid, FALSE otherwise
*
*
******************************************************************************/
-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);
}
/*******************************************************************************
*
* RETURN: Status and Converted value
*
- * DESCRIPTION: Convert a string into an unsigned value.
+ * DESCRIPTION: Convert a string into an unsigned value. Performs either a
+ * 32-bit or 64-bit conversion, depending on the current mode
+ * of the interpreter.
* NOTE: Does not support Octal strings, not needed.
*
******************************************************************************/
u8 sign_of0x = 0;
u8 term = 0;
- ACPI_FUNCTION_TRACE(ut_stroul64);
+ ACPI_FUNCTION_TRACE_STR(ut_stroul64, string);
switch (base) {
case ACPI_ANY_BASE:
}
}
+ /*
+ * Perform a 32-bit or 64-bit conversion, depending upon the current
+ * execution mode of the interpreter
+ */
dividend = (mode32) ? ACPI_UINT32_MAX : ACPI_UINT64_MAX;
- /* At least one character in the string here */
-
- /* Main loop: convert the string to a 64-bit integer */
+ /* Main loop: convert the string to a 32- or 64-bit integer */
while (*string) {
if (ACPI_IS_DIGIT(*string)) {
valid_digits++;
- if (sign_of0x
- && ((valid_digits > 16)
- || ((valid_digits > 8) && mode32))) {
+ if (sign_of0x && ((valid_digits > 16)
+ || ((valid_digits > 8) && mode32))) {
/*
* This is to_integer operation case.
* No any restrictions for string-to-integer conversion,
all_done:
+ ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Converted value: %8.8X%8.8X\n",
+ ACPI_FORMAT_UINT64(return_value)));
+
*ret_integer = return_value;
return_ACPI_STATUS(AE_OK);
acpi_os_vprintf(format, args);
acpi_os_printf(" [%X]\n", ACPI_CA_VERSION);
}
+
EXPORT_SYMBOL(acpi_ut_exception);
void ACPI_INTERNAL_VAR_XFACE
{
va_list args;
- acpi_os_printf("ACPI (%s-%04d): ", module_name, line_number);
+ /*
+ * Removed module_name, line_number, and acpica version, not needed
+ * for info output
+ */
+ acpi_os_printf("ACPI: ");
va_start(args, format);
acpi_os_vprintf(format, args);
- acpi_os_printf(" [%X]\n", ACPI_CA_VERSION);
+ acpi_os_printf("\n");
}