*****************************************************************************/
/*
- * Copyright (C) 2000 - 2005, R. Byron Moore
+ * Copyright (C) 2000 - 2006, R. Byron Moore
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
#include <acpi/acpi.h>
#include <acpi/actables.h>
-
#define _COMPONENT ACPI_TABLES
- ACPI_MODULE_NAME ("tbxfroot")
+ACPI_MODULE_NAME("tbxfroot")
/* Local prototypes */
-
static acpi_status
-acpi_tb_find_rsdp (
- struct acpi_table_desc *table_info,
- u32 flags);
-
-static u8 *
-acpi_tb_scan_memory_for_rsdp (
- u8 *start_address,
- u32 length);
+acpi_tb_find_rsdp(struct acpi_table_desc *table_info, u32 flags);
+static u8 *acpi_tb_scan_memory_for_rsdp(u8 * start_address, u32 length);
/*******************************************************************************
*
*
******************************************************************************/
-acpi_status
-acpi_tb_validate_rsdp (
- struct rsdp_descriptor *rsdp)
+acpi_status acpi_tb_validate_rsdp(struct rsdp_descriptor *rsdp)
{
- ACPI_FUNCTION_ENTRY ();
-
+ ACPI_FUNCTION_ENTRY();
/*
* The signature and checksum must both be correct
*/
- if (ACPI_STRNCMP ((char *) rsdp, RSDP_SIG, sizeof (RSDP_SIG)-1) != 0) {
+ if (ACPI_STRNCMP((char *)rsdp, RSDP_SIG, sizeof(RSDP_SIG) - 1) != 0) {
+
/* Nope, BAD Signature */
return (AE_BAD_SIGNATURE);
/* Check the standard checksum */
- if (acpi_tb_generate_checksum (rsdp, ACPI_RSDP_CHECKSUM_LENGTH) != 0) {
+ if (acpi_tb_generate_checksum(rsdp, ACPI_RSDP_CHECKSUM_LENGTH) != 0) {
return (AE_BAD_CHECKSUM);
}
/* Check extended checksum if table version >= 2 */
if ((rsdp->revision >= 2) &&
- (acpi_tb_generate_checksum (rsdp, ACPI_RSDP_XCHECKSUM_LENGTH) != 0)) {
+ (acpi_tb_generate_checksum(rsdp, ACPI_RSDP_XCHECKSUM_LENGTH) !=
+ 0)) {
return (AE_BAD_CHECKSUM);
}
return (AE_OK);
}
-
/*******************************************************************************
*
* FUNCTION: acpi_tb_find_table
******************************************************************************/
acpi_status
-acpi_tb_find_table (
- char *signature,
- char *oem_id,
- char *oem_table_id,
- struct acpi_table_header **table_ptr)
+acpi_tb_find_table(char *signature,
+ char *oem_id,
+ char *oem_table_id, struct acpi_table_header ** table_ptr)
{
- acpi_status status;
- struct acpi_table_header *table;
-
-
- ACPI_FUNCTION_TRACE ("tb_find_table");
+ acpi_status status;
+ struct acpi_table_header *table;
+ ACPI_FUNCTION_TRACE("tb_find_table");
/* Validate string lengths */
- if ((ACPI_STRLEN (signature) > ACPI_NAME_SIZE) ||
- (ACPI_STRLEN (oem_id) > sizeof (table->oem_id)) ||
- (ACPI_STRLEN (oem_table_id) > sizeof (table->oem_table_id))) {
- return_ACPI_STATUS (AE_AML_STRING_LIMIT);
+ if ((ACPI_STRLEN(signature) > ACPI_NAME_SIZE) ||
+ (ACPI_STRLEN(oem_id) > sizeof(table->oem_id)) ||
+ (ACPI_STRLEN(oem_table_id) > sizeof(table->oem_table_id))) {
+ return_ACPI_STATUS(AE_AML_STRING_LIMIT);
}
- if (!ACPI_STRNCMP (signature, DSDT_SIG, ACPI_NAME_SIZE)) {
+ if (!ACPI_STRNCMP(signature, DSDT_SIG, ACPI_NAME_SIZE)) {
/*
* The DSDT pointer is contained in the FADT, not the RSDT.
* This code should suffice, because the only code that would perform
* If this becomes insufficient, the FADT will have to be found first.
*/
if (!acpi_gbl_DSDT) {
- return_ACPI_STATUS (AE_NO_ACPI_TABLES);
+ return_ACPI_STATUS(AE_NO_ACPI_TABLES);
}
table = acpi_gbl_DSDT;
- }
- else {
+ } else {
/* Find the table */
- status = acpi_get_firmware_table (signature, 1,
- ACPI_LOGICAL_ADDRESSING, &table);
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ status = acpi_get_firmware_table(signature, 1,
+ ACPI_LOGICAL_ADDRESSING,
+ &table);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
}
}
/* Check oem_id and oem_table_id */
- if ((oem_id[0] && ACPI_STRNCMP (
- oem_id, table->oem_id,
- sizeof (table->oem_id))) ||
-
- (oem_table_id[0] && ACPI_STRNCMP (
- oem_table_id, table->oem_table_id,
- sizeof (table->oem_table_id)))) {
- return_ACPI_STATUS (AE_AML_NAME_NOT_FOUND);
+ if ((oem_id[0] && ACPI_STRNCMP(oem_id, table->oem_id,
+ sizeof(table->oem_id))) ||
+ (oem_table_id[0] && ACPI_STRNCMP(oem_table_id, table->oem_table_id,
+ sizeof(table->oem_table_id)))) {
+ return_ACPI_STATUS(AE_AML_NAME_NOT_FOUND);
}
- ACPI_DEBUG_PRINT ((ACPI_DB_TABLES, "Found table [%4.4s]\n",
- table->signature));
+ ACPI_DEBUG_PRINT((ACPI_DB_TABLES, "Found table [%4.4s]\n",
+ table->signature));
*table_ptr = table;
- return_ACPI_STATUS (AE_OK);
+ return_ACPI_STATUS(AE_OK);
}
-
/*******************************************************************************
*
* FUNCTION: acpi_get_firmware_table
******************************************************************************/
acpi_status
-acpi_get_firmware_table (
- acpi_string signature,
- u32 instance,
- u32 flags,
- struct acpi_table_header **table_pointer)
+acpi_get_firmware_table(acpi_string signature,
+ u32 instance,
+ u32 flags, struct acpi_table_header **table_pointer)
{
- acpi_status status;
- struct acpi_pointer address;
- struct acpi_table_header *header = NULL;
- struct acpi_table_desc *table_info = NULL;
- struct acpi_table_desc *rsdt_info;
- u32 table_count;
- u32 i;
- u32 j;
-
-
- ACPI_FUNCTION_TRACE ("acpi_get_firmware_table");
+ acpi_status status;
+ struct acpi_pointer address;
+ struct acpi_table_header *header = NULL;
+ struct acpi_table_desc *table_info = NULL;
+ struct acpi_table_desc *rsdt_info;
+ u32 table_count;
+ u32 i;
+ u32 j;
+ ACPI_FUNCTION_TRACE("acpi_get_firmware_table");
/*
* Ensure that at least the table manager is initialized. We don't
* require that the entire ACPI subsystem is up for this interface.
* If we have a buffer, we must have a length too
*/
- if ((instance == 0) ||
- (!signature) ||
- (!table_pointer)) {
- return_ACPI_STATUS (AE_BAD_PARAMETER);
+ if ((instance == 0) || (!signature) || (!table_pointer)) {
+ return_ACPI_STATUS(AE_BAD_PARAMETER);
}
/* Ensure that we have a RSDP */
if (!acpi_gbl_RSDP) {
+
/* Get the RSDP */
- status = acpi_os_get_root_pointer (flags, &address);
- if (ACPI_FAILURE (status)) {
- ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "RSDP not found\n"));
- return_ACPI_STATUS (AE_NO_ACPI_TABLES);
+ status = acpi_os_get_root_pointer(flags, &address);
+ if (ACPI_FAILURE(status)) {
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO, "RSDP not found\n"));
+ return_ACPI_STATUS(AE_NO_ACPI_TABLES);
}
/* Map and validate the RSDP */
if ((flags & ACPI_MEMORY_MODE) == ACPI_LOGICAL_ADDRESSING) {
- status = acpi_os_map_memory (address.pointer.physical,
- sizeof (struct rsdp_descriptor), (void *) &acpi_gbl_RSDP);
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ status = acpi_os_map_memory(address.pointer.physical,
+ sizeof(struct
+ rsdp_descriptor),
+ (void *)&acpi_gbl_RSDP);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
}
- }
- else {
+ } else {
acpi_gbl_RSDP = address.pointer.logical;
}
/* The RDSP signature and checksum must both be correct */
- status = acpi_tb_validate_rsdp (acpi_gbl_RSDP);
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ status = acpi_tb_validate_rsdp(acpi_gbl_RSDP);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
}
}
/* Get the RSDT address via the RSDP */
- acpi_tb_get_rsdt_address (&address);
- ACPI_DEBUG_PRINT ((ACPI_DB_INFO,
- "RSDP located at %p, RSDT physical=%8.8X%8.8X \n",
- acpi_gbl_RSDP,
- ACPI_FORMAT_UINT64 (address.pointer.value)));
+ acpi_tb_get_rsdt_address(&address);
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+ "RSDP located at %p, RSDT physical=%8.8X%8.8X\n",
+ acpi_gbl_RSDP,
+ ACPI_FORMAT_UINT64(address.pointer.value)));
/* Insert processor_mode flags */
/* Get and validate the RSDT */
- rsdt_info = ACPI_MEM_CALLOCATE (sizeof (struct acpi_table_desc));
+ rsdt_info = ACPI_MEM_CALLOCATE(sizeof(struct acpi_table_desc));
if (!rsdt_info) {
- return_ACPI_STATUS (AE_NO_MEMORY);
+ return_ACPI_STATUS(AE_NO_MEMORY);
}
- status = acpi_tb_get_table (&address, rsdt_info);
- if (ACPI_FAILURE (status)) {
+ status = acpi_tb_get_table(&address, rsdt_info);
+ if (ACPI_FAILURE(status)) {
goto cleanup;
}
- status = acpi_tb_validate_rsdt (rsdt_info->pointer);
- if (ACPI_FAILURE (status)) {
+ status = acpi_tb_validate_rsdt(rsdt_info->pointer);
+ if (ACPI_FAILURE(status)) {
goto cleanup;
}
/* Allocate a scratch table header and table descriptor */
- header = ACPI_MEM_ALLOCATE (sizeof (struct acpi_table_header));
+ header = ACPI_MEM_ALLOCATE(sizeof(struct acpi_table_header));
if (!header) {
status = AE_NO_MEMORY;
goto cleanup;
}
- table_info = ACPI_MEM_ALLOCATE (sizeof (struct acpi_table_desc));
+ table_info = ACPI_MEM_ALLOCATE(sizeof(struct acpi_table_desc));
if (!table_info) {
status = AE_NO_MEMORY;
goto cleanup;
/* Get the number of table pointers within the RSDT */
- table_count = acpi_tb_get_table_count (acpi_gbl_RSDP, rsdt_info->pointer);
+ table_count =
+ acpi_tb_get_table_count(acpi_gbl_RSDP, rsdt_info->pointer);
address.pointer_type = acpi_gbl_table_flags | flags;
/*
* RSDT pointers are 32 bits, XSDT pointers are 64 bits
*/
if (acpi_gbl_root_table_type == ACPI_TABLE_TYPE_RSDT) {
- address.pointer.value = (ACPI_CAST_PTR (
- RSDT_DESCRIPTOR, rsdt_info->pointer))->table_offset_entry[i];
- }
- else {
- address.pointer.value = (ACPI_CAST_PTR (
- XSDT_DESCRIPTOR, rsdt_info->pointer))->table_offset_entry[i];
+ address.pointer.value =
+ (ACPI_CAST_PTR
+ (RSDT_DESCRIPTOR,
+ rsdt_info->pointer))->table_offset_entry[i];
+ } else {
+ address.pointer.value =
+ (ACPI_CAST_PTR
+ (XSDT_DESCRIPTOR,
+ rsdt_info->pointer))->table_offset_entry[i];
}
/* Get the table header */
- status = acpi_tb_get_table_header (&address, header);
- if (ACPI_FAILURE (status)) {
+ status = acpi_tb_get_table_header(&address, header);
+ if (ACPI_FAILURE(status)) {
goto cleanup;
}
/* Compare table signatures and table instance */
- if (!ACPI_STRNCMP (header->signature, signature, ACPI_NAME_SIZE)) {
+ if (!ACPI_STRNCMP(header->signature, signature, ACPI_NAME_SIZE)) {
+
/* An instance of the table was found */
j++;
if (j >= instance) {
+
/* Found the correct instance, get the entire table */
- status = acpi_tb_get_table_body (&address, header, table_info);
- if (ACPI_FAILURE (status)) {
+ status =
+ acpi_tb_get_table_body(&address, header,
+ table_info);
+ if (ACPI_FAILURE(status)) {
goto cleanup;
}
status = AE_NOT_EXIST;
-
-cleanup:
+ cleanup:
if (rsdt_info->pointer) {
- acpi_os_unmap_memory (rsdt_info->pointer,
- (acpi_size) rsdt_info->pointer->length);
+ acpi_os_unmap_memory(rsdt_info->pointer,
+ (acpi_size) rsdt_info->pointer->length);
}
- ACPI_MEM_FREE (rsdt_info);
+ ACPI_MEM_FREE(rsdt_info);
if (header) {
- ACPI_MEM_FREE (header);
+ ACPI_MEM_FREE(header);
}
if (table_info) {
- ACPI_MEM_FREE (table_info);
+ ACPI_MEM_FREE(table_info);
}
- return_ACPI_STATUS (status);
+ return_ACPI_STATUS(status);
}
-EXPORT_SYMBOL(acpi_get_firmware_table);
+EXPORT_SYMBOL(acpi_get_firmware_table);
/* TBD: Move to a new file */
*
******************************************************************************/
-acpi_status
-acpi_find_root_pointer (
- u32 flags,
- struct acpi_pointer *rsdp_address)
+acpi_status acpi_find_root_pointer(u32 flags, struct acpi_pointer *rsdp_address)
{
- struct acpi_table_desc table_info;
- acpi_status status;
-
-
- ACPI_FUNCTION_TRACE ("acpi_find_root_pointer");
+ struct acpi_table_desc table_info;
+ acpi_status status;
+ ACPI_FUNCTION_TRACE("acpi_find_root_pointer");
/* Get the RSDP */
- status = acpi_tb_find_rsdp (&table_info, flags);
- if (ACPI_FAILURE (status)) {
- ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
- "RSDP structure not found, %s Flags=%X\n",
- acpi_format_exception (status), flags));
+ status = acpi_tb_find_rsdp(&table_info, flags);
+ if (ACPI_FAILURE(status)) {
+ ACPI_EXCEPTION((AE_INFO, status,
+ "RSDP structure not found - Flags=%X", flags));
- return_ACPI_STATUS (AE_NO_ACPI_TABLES);
+ return_ACPI_STATUS(AE_NO_ACPI_TABLES);
}
rsdp_address->pointer_type = ACPI_PHYSICAL_POINTER;
rsdp_address->pointer.physical = table_info.physical_address;
- return_ACPI_STATUS (AE_OK);
+ return_ACPI_STATUS(AE_OK);
}
-
/*******************************************************************************
*
* FUNCTION: acpi_tb_scan_memory_for_rsdp
*
******************************************************************************/
-static u8 *
-acpi_tb_scan_memory_for_rsdp (
- u8 *start_address,
- u32 length)
+static u8 *acpi_tb_scan_memory_for_rsdp(u8 * start_address, u32 length)
{
- acpi_status status;
- u8 *mem_rover;
- u8 *end_address;
-
-
- ACPI_FUNCTION_TRACE ("tb_scan_memory_for_rsdp");
+ acpi_status status;
+ u8 *mem_rover;
+ u8 *end_address;
+ ACPI_FUNCTION_TRACE("tb_scan_memory_for_rsdp");
end_address = start_address + length;
/* Search from given start address for the requested length */
for (mem_rover = start_address; mem_rover < end_address;
- mem_rover += ACPI_RSDP_SCAN_STEP) {
+ mem_rover += ACPI_RSDP_SCAN_STEP) {
+
/* The RSDP signature and checksum must both be correct */
- status = acpi_tb_validate_rsdp (ACPI_CAST_PTR (struct rsdp_descriptor, mem_rover));
- if (ACPI_SUCCESS (status)) {
+ status =
+ acpi_tb_validate_rsdp(ACPI_CAST_PTR
+ (struct rsdp_descriptor, mem_rover));
+ if (ACPI_SUCCESS(status)) {
+
/* Sig and checksum valid, we have found a real RSDP */
- ACPI_DEBUG_PRINT ((ACPI_DB_INFO,
- "RSDP located at physical address %p\n", mem_rover));
- return_PTR (mem_rover);
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+ "RSDP located at physical address %p\n",
+ mem_rover));
+ return_PTR(mem_rover);
}
/* No sig match or bad checksum, keep searching */
/* Searched entire block, no RSDP was found */
- ACPI_DEBUG_PRINT ((ACPI_DB_INFO,
- "Searched entire block from %p, valid RSDP was not found\n",
- start_address));
- return_PTR (NULL);
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+ "Searched entire block from %p, valid RSDP was not found\n",
+ start_address));
+ return_PTR(NULL);
}
-
/*******************************************************************************
*
* FUNCTION: acpi_tb_find_rsdp
******************************************************************************/
static acpi_status
-acpi_tb_find_rsdp (
- struct acpi_table_desc *table_info,
- u32 flags)
+acpi_tb_find_rsdp(struct acpi_table_desc *table_info, u32 flags)
{
- u8 *table_ptr;
- u8 *mem_rover;
- u32 physical_address;
- acpi_status status;
-
-
- ACPI_FUNCTION_TRACE ("tb_find_rsdp");
+ u8 *table_ptr;
+ u8 *mem_rover;
+ u32 physical_address;
+ acpi_status status;
+ ACPI_FUNCTION_TRACE("tb_find_rsdp");
/*
* Scan supports either logical addressing or physical addressing
*/
if ((flags & ACPI_MEMORY_MODE) == ACPI_LOGICAL_ADDRESSING) {
- /* 1a) Get the location of the Extended BIOS Data Area (EBDA) */
- status = acpi_os_map_memory (
- (acpi_physical_address) ACPI_EBDA_PTR_LOCATION,
- ACPI_EBDA_PTR_LENGTH, (void *) &table_ptr);
- if (ACPI_FAILURE (status)) {
- ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
- "Could not map memory at %8.8X for length %X\n",
- ACPI_EBDA_PTR_LOCATION, ACPI_EBDA_PTR_LENGTH));
+ /* 1a) Get the location of the Extended BIOS Data Area (EBDA) */
- return_ACPI_STATUS (status);
+ status = acpi_os_map_memory((acpi_physical_address)
+ ACPI_EBDA_PTR_LOCATION,
+ ACPI_EBDA_PTR_LENGTH,
+ (void *)&table_ptr);
+ if (ACPI_FAILURE(status)) {
+ ACPI_ERROR((AE_INFO,
+ "Could not map memory at %8.8X for length %X",
+ ACPI_EBDA_PTR_LOCATION,
+ ACPI_EBDA_PTR_LENGTH));
+
+ return_ACPI_STATUS(status);
}
- ACPI_MOVE_16_TO_32 (&physical_address, table_ptr);
+ ACPI_MOVE_16_TO_32(&physical_address, table_ptr);
/* Convert segment part to physical address */
physical_address <<= 4;
- acpi_os_unmap_memory (table_ptr, ACPI_EBDA_PTR_LENGTH);
+ acpi_os_unmap_memory(table_ptr, ACPI_EBDA_PTR_LENGTH);
/* EBDA present? */
* 1b) Search EBDA paragraphs (EBDa is required to be a
* minimum of 1_k length)
*/
- status = acpi_os_map_memory (
- (acpi_physical_address) physical_address,
- ACPI_EBDA_WINDOW_SIZE, (void *) &table_ptr);
- if (ACPI_FAILURE (status)) {
- ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
- "Could not map memory at %8.8X for length %X\n",
- physical_address, ACPI_EBDA_WINDOW_SIZE));
-
- return_ACPI_STATUS (status);
+ status = acpi_os_map_memory((acpi_physical_address)
+ physical_address,
+ ACPI_EBDA_WINDOW_SIZE,
+ (void *)&table_ptr);
+ if (ACPI_FAILURE(status)) {
+ ACPI_ERROR((AE_INFO,
+ "Could not map memory at %8.8X for length %X",
+ physical_address,
+ ACPI_EBDA_WINDOW_SIZE));
+
+ return_ACPI_STATUS(status);
}
- mem_rover = acpi_tb_scan_memory_for_rsdp (table_ptr,
- ACPI_EBDA_WINDOW_SIZE);
- acpi_os_unmap_memory (table_ptr, ACPI_EBDA_WINDOW_SIZE);
+ mem_rover = acpi_tb_scan_memory_for_rsdp(table_ptr,
+ ACPI_EBDA_WINDOW_SIZE);
+ acpi_os_unmap_memory(table_ptr, ACPI_EBDA_WINDOW_SIZE);
if (mem_rover) {
+
/* Return the physical address */
- physical_address += ACPI_PTR_DIFF (mem_rover, table_ptr);
+ physical_address +=
+ ACPI_PTR_DIFF(mem_rover, table_ptr);
table_info->physical_address =
- (acpi_physical_address) physical_address;
- return_ACPI_STATUS (AE_OK);
+ (acpi_physical_address) physical_address;
+ return_ACPI_STATUS(AE_OK);
}
}
/*
* 2) Search upper memory: 16-byte boundaries in E0000h-FFFFFh
*/
- status = acpi_os_map_memory (
- (acpi_physical_address) ACPI_HI_RSDP_WINDOW_BASE,
- ACPI_HI_RSDP_WINDOW_SIZE, (void *) &table_ptr);
-
- if (ACPI_FAILURE (status)) {
- ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
- "Could not map memory at %8.8X for length %X\n",
- ACPI_HI_RSDP_WINDOW_BASE, ACPI_HI_RSDP_WINDOW_SIZE));
-
- return_ACPI_STATUS (status);
+ status = acpi_os_map_memory((acpi_physical_address)
+ ACPI_HI_RSDP_WINDOW_BASE,
+ ACPI_HI_RSDP_WINDOW_SIZE,
+ (void *)&table_ptr);
+
+ if (ACPI_FAILURE(status)) {
+ ACPI_ERROR((AE_INFO,
+ "Could not map memory at %8.8X for length %X",
+ ACPI_HI_RSDP_WINDOW_BASE,
+ ACPI_HI_RSDP_WINDOW_SIZE));
+
+ return_ACPI_STATUS(status);
}
- mem_rover = acpi_tb_scan_memory_for_rsdp (table_ptr, ACPI_HI_RSDP_WINDOW_SIZE);
- acpi_os_unmap_memory (table_ptr, ACPI_HI_RSDP_WINDOW_SIZE);
+ mem_rover =
+ acpi_tb_scan_memory_for_rsdp(table_ptr,
+ ACPI_HI_RSDP_WINDOW_SIZE);
+ acpi_os_unmap_memory(table_ptr, ACPI_HI_RSDP_WINDOW_SIZE);
if (mem_rover) {
+
/* Return the physical address */
physical_address =
- ACPI_HI_RSDP_WINDOW_BASE + ACPI_PTR_DIFF (mem_rover, table_ptr);
+ ACPI_HI_RSDP_WINDOW_BASE + ACPI_PTR_DIFF(mem_rover,
+ table_ptr);
table_info->physical_address =
- (acpi_physical_address) physical_address;
- return_ACPI_STATUS (AE_OK);
+ (acpi_physical_address) physical_address;
+ return_ACPI_STATUS(AE_OK);
}
}
else {
/* 1a) Get the location of the EBDA */
- ACPI_MOVE_16_TO_32 (&physical_address, ACPI_EBDA_PTR_LOCATION);
- physical_address <<= 4; /* Convert segment to physical address */
+ ACPI_MOVE_16_TO_32(&physical_address, ACPI_EBDA_PTR_LOCATION);
+ physical_address <<= 4; /* Convert segment to physical address */
/* EBDA present? */
* 1b) Search EBDA paragraphs (EBDa is required to be a minimum of
* 1_k length)
*/
- mem_rover = acpi_tb_scan_memory_for_rsdp (
- ACPI_PHYSADDR_TO_PTR (physical_address),
- ACPI_EBDA_WINDOW_SIZE);
+ mem_rover =
+ acpi_tb_scan_memory_for_rsdp(ACPI_PHYSADDR_TO_PTR
+ (physical_address),
+ ACPI_EBDA_WINDOW_SIZE);
if (mem_rover) {
+
/* Return the physical address */
- table_info->physical_address = ACPI_TO_INTEGER (mem_rover);
- return_ACPI_STATUS (AE_OK);
+ table_info->physical_address =
+ ACPI_TO_INTEGER(mem_rover);
+ return_ACPI_STATUS(AE_OK);
}
}
/* 2) Search upper memory: 16-byte boundaries in E0000h-FFFFFh */
- mem_rover = acpi_tb_scan_memory_for_rsdp (
- ACPI_PHYSADDR_TO_PTR (ACPI_HI_RSDP_WINDOW_BASE),
- ACPI_HI_RSDP_WINDOW_SIZE);
+ mem_rover =
+ acpi_tb_scan_memory_for_rsdp(ACPI_PHYSADDR_TO_PTR
+ (ACPI_HI_RSDP_WINDOW_BASE),
+ ACPI_HI_RSDP_WINDOW_SIZE);
if (mem_rover) {
+
/* Found it, return the physical address */
- table_info->physical_address = ACPI_TO_INTEGER (mem_rover);
- return_ACPI_STATUS (AE_OK);
+ table_info->physical_address =
+ ACPI_TO_INTEGER(mem_rover);
+ return_ACPI_STATUS(AE_OK);
}
}
/* A valid RSDP was not found */
- ACPI_REPORT_ERROR (("No valid RSDP was found\n"));
- return_ACPI_STATUS (AE_NOT_FOUND);
+ ACPI_ERROR((AE_INFO, "No valid RSDP was found"));
+ return_ACPI_STATUS(AE_NOT_FOUND);
}
#endif
-
git.samba.org / sfrench / cifs-2.6.git / blobdiff