ACPICA: misc fixes for new Table Manager:
Signed-off-by: Alexey Starikovskiy <alexey.y.starikovskiy@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
parent
f3d2e7865c
commit
c5fc42ac4d
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@ -61,7 +61,7 @@ ACPI_MODULE_NAME("tbinstal")
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*****************************************************************************/
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acpi_status acpi_tb_verify_table(struct acpi_table_desc *table_desc)
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{
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u8 checksum;
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acpi_status status;
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ACPI_FUNCTION_TRACE(tb_verify_table);
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@ -84,17 +84,9 @@ acpi_status acpi_tb_verify_table(struct acpi_table_desc *table_desc)
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/* Always calculate checksum, ignore bad checksum if requested */
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checksum = acpi_tb_checksum(ACPI_CAST_PTR(void, table_desc->pointer),
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table_desc->length);
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#if (ACPI_CHECKSUM_ABORT)
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if (checksum) {
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return_ACPI_STATUS(AE_BAD_CHECKSUM);
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}
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#endif
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return_ACPI_STATUS(AE_OK);
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status =
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acpi_tb_verify_checksum(table_desc->pointer, table_desc->length);
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return_ACPI_STATUS(status);
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}
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/*******************************************************************************
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@ -188,7 +180,7 @@ acpi_status acpi_tb_resize_root_table_list(void)
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/* allow_resize flag is a parameter to acpi_initialize_tables */
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if (!(acpi_gbl_root_table_list.flags & ACPI_TABLE_FLAGS_ALLOW_RESIZE)) {
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if (!(acpi_gbl_root_table_list.flags & ACPI_ROOT_ALLOW_RESIZE)) {
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ACPI_ERROR((AE_INFO,
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"Resize of Root Table Array is not allowed"));
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return_ACPI_STATUS(AE_SUPPORT);
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@ -212,18 +204,14 @@ acpi_status acpi_tb_resize_root_table_list(void)
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acpi_gbl_root_table_list.size *
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sizeof(struct acpi_table_desc));
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if (acpi_gbl_root_table_list.flags & ACPI_TABLE_ORIGIN_MASK ==
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ACPI_TABLE_ORIGIN_ALLOCATED) {
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if (acpi_gbl_root_table_list.flags & ACPI_ROOT_ORIGIN_ALLOCATED) {
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ACPI_FREE(acpi_gbl_root_table_list.tables);
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}
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}
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acpi_gbl_root_table_list.tables = tables;
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acpi_gbl_root_table_list.size += ACPI_ROOT_TABLE_SIZE_INCREMENT;
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acpi_gbl_root_table_list.flags = (u8) (ACPI_TABLE_ORIGIN_ALLOCATED |
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(acpi_gbl_root_table_list.
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flags &
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~ACPI_TABLE_ORIGIN_MASK));
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acpi_gbl_root_table_list.flags |= (u8) ACPI_ROOT_ORIGIN_ALLOCATED;
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return_ACPI_STATUS(AE_OK);
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}
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@ -348,8 +336,7 @@ void acpi_tb_terminate(void)
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* Delete the root table array if allocated locally. Array cannot be
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* mapped, so we don't need to check for that flag.
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*/
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if ((acpi_gbl_root_table_list.flags & ACPI_TABLE_ORIGIN_MASK) ==
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ACPI_TABLE_ORIGIN_ALLOCATED) {
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if (acpi_gbl_root_table_list.flags & ACPI_ROOT_ORIGIN_ALLOCATED) {
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ACPI_FREE(acpi_gbl_root_table_list.tables);
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}
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@ -497,7 +484,7 @@ u8 acpi_tb_is_table_loaded(acpi_native_uint table_index)
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if (table_index < acpi_gbl_root_table_list.count) {
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is_loaded = (u8)
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(acpi_gbl_root_table_list.tables[table_index].
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flags & ACPI_TABLE_FLAGS_LOADED);
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flags & ACPI_TABLE_IS_LOADED);
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}
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(void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
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@ -524,10 +511,10 @@ void acpi_tb_set_table_loaded_flag(acpi_native_uint table_index, u8 is_loaded)
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if (table_index < acpi_gbl_root_table_list.count) {
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if (is_loaded) {
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acpi_gbl_root_table_list.tables[table_index].flags |=
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ACPI_TABLE_FLAGS_LOADED;
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ACPI_TABLE_IS_LOADED;
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} else {
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acpi_gbl_root_table_list.tables[table_index].flags &=
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~ACPI_TABLE_FLAGS_LOADED;
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~ACPI_TABLE_IS_LOADED;
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}
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}
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@ -48,11 +48,52 @@
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ACPI_MODULE_NAME("tbutils")
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/* Local prototypes */
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static void acpi_tb_parse_fadt(struct acpi_table_fadt *fadt, u8 flags);
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static void acpi_tb_parse_fadt(acpi_native_uint table_index, u8 flags);
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static void acpi_tb_convert_fadt(void);
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static void
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acpi_tb_install_table(acpi_physical_address address,
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u8 flags, char *signature, acpi_native_uint table_index);
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static void inline
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acpi_tb_init_generic_address(struct acpi_generic_address *new_gas_struct,
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u8 bit_width, acpi_physical_address address);
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u8 bit_width, u64 address);
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/* Table used for conversion of FADT to common format */
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typedef struct acpi_fadt_conversion {
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u8 target;
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u8 source;
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u8 length;
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} acpi_fadt_conversion;
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static struct acpi_fadt_conversion fadt_conversion_table[] = {
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{ACPI_FADT_OFFSET(xpm1a_event_block),
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ACPI_FADT_OFFSET(pm1a_event_block),
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ACPI_FADT_OFFSET(pm1_event_length)},
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{ACPI_FADT_OFFSET(xpm1b_event_block),
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ACPI_FADT_OFFSET(pm1b_event_block),
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ACPI_FADT_OFFSET(pm1_event_length)},
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{ACPI_FADT_OFFSET(xpm1a_control_block),
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ACPI_FADT_OFFSET(pm1a_control_block),
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ACPI_FADT_OFFSET(pm1_control_length)},
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{ACPI_FADT_OFFSET(xpm1b_control_block),
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ACPI_FADT_OFFSET(pm1b_control_block),
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ACPI_FADT_OFFSET(pm1_control_length)},
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{ACPI_FADT_OFFSET(xpm2_control_block),
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ACPI_FADT_OFFSET(pm2_control_block),
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ACPI_FADT_OFFSET(pm2_control_length)},
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{ACPI_FADT_OFFSET(xpm_timer_block), ACPI_FADT_OFFSET(pm_timer_block),
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ACPI_FADT_OFFSET(pm_timer_length)},
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{ACPI_FADT_OFFSET(xgpe0_block), ACPI_FADT_OFFSET(gpe0_block),
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ACPI_FADT_OFFSET(gpe0_block_length)},
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{ACPI_FADT_OFFSET(xgpe1_block), ACPI_FADT_OFFSET(gpe1_block),
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ACPI_FADT_OFFSET(gpe1_block_length)}
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};
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#define ACPI_FADT_CONVERSION_ENTRIES (sizeof (fadt_conversion_table) / sizeof (struct acpi_fadt_conversion))
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/*******************************************************************************
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*
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@ -63,7 +104,7 @@ acpi_tb_init_generic_address(struct acpi_generic_address *new_gas_struct,
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*
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* RETURN: None
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*
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* DESCRIPTION: Print an ACPI table header
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* DESCRIPTION: Print an ACPI table header. Special cases for FACS and RSDP.
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*
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******************************************************************************/
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@ -72,12 +113,32 @@ acpi_tb_print_table_header(acpi_physical_address address,
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struct acpi_table_header *header)
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{
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if (ACPI_COMPARE_NAME(header->signature, ACPI_SIG_FACS)) {
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/* FACS only has signature and length fields of common table header */
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ACPI_INFO((AE_INFO, "%4.4s @ 0x%p/0x%04X",
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header->signature, ACPI_CAST_PTR(void, address),
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header->length));
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} else if (ACPI_COMPARE_NAME(header->signature, ACPI_SIG_RSDP)) {
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/* RSDP has no common fields */
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ACPI_INFO((AE_INFO, "RSDP @ 0x%p/0x%04X (v%3.3d %6.6s)",
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ACPI_CAST_PTR(void, address),
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(((struct acpi_table_rsdp *)header)->revision > 0) ?
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((struct acpi_table_rsdp *)header)->length : 20,
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((struct acpi_table_rsdp *)header)->revision,
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((struct acpi_table_rsdp *)header)->oem_id));
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} else {
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ACPI_INFO((AE_INFO,
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"%4.4s @ 0x%p Length 0x%04X (v%3.3d %6.6s %8.8s 0x%08X %4.4s 0x%08X)",
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"%4.4s @ 0x%p/0x%04X (v%3.3d %6.6s %8.8s 0x%08X %4.4s 0x%08X)",
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header->signature, ACPI_CAST_PTR(void, address),
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header->length, header->revision, header->oem_id,
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header->oem_table_id, header->oem_revision,
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header->asl_compiler_id, header->asl_compiler_revision));
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header->asl_compiler_id,
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header->asl_compiler_revision));
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}
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}
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/*******************************************************************************
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@ -96,7 +157,7 @@ acpi_tb_print_table_header(acpi_physical_address address,
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static void inline
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acpi_tb_init_generic_address(struct acpi_generic_address *new_gas_struct,
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u8 bit_width, acpi_physical_address address)
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u8 bit_width, u64 address)
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{
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ACPI_STORE_ADDRESS(new_gas_struct->address, address);
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@ -106,6 +167,45 @@ acpi_tb_init_generic_address(struct acpi_generic_address *new_gas_struct,
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new_gas_struct->access_width = 0;
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_tb_validate_checksum
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*
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* PARAMETERS: Table - ACPI table to verify
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* Length - Length of entire table
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*
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* RETURN: Status
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*
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* DESCRIPTION: Verifies that the table checksums to zero. Optionally returns
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* exception on bad checksum.
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*
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******************************************************************************/
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acpi_status acpi_tb_verify_checksum(struct acpi_table_header *table, u32 length)
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{
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u8 checksum;
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/* Compute the checksum on the table */
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checksum = acpi_tb_checksum(ACPI_CAST_PTR(u8, table), length);
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/* Checksum ok? (should be zero) */
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if (checksum) {
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ACPI_WARNING((AE_INFO,
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"Incorrect checksum in table [%4.4s] - %2.2X, should be %2.2X",
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table->signature, table->checksum,
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(u8) (table->checksum - checksum)));
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#if (ACPI_CHECKSUM_ABORT)
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return (AE_BAD_CHECKSUM);
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#endif
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}
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return (AE_OK);
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_tb_checksum
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@ -135,24 +235,38 @@ u8 acpi_tb_checksum(u8 * buffer, acpi_native_uint length)
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*
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* FUNCTION: acpi_tb_convert_fadt
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*
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* PARAMETERS: Fadt - FADT table to be converted
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* PARAMETERS: None, uses acpi_gbl_FADT
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*
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* RETURN: None
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*
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* DESCRIPTION: Converts a BIOS supplied ACPI 1.0 FADT to a local
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* ACPI 2.0 FADT. If the BIOS supplied a 2.0 FADT then it is simply
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* copied to the local FADT. The ACPI CA software uses this
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* local FADT. Thus a significant amount of special #ifdef
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* type codeing is saved.
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* DESCRIPTION: Converts all versions of the FADT to a common internal format.
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*
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* NOTE: acpi_gbl_FADT must be of size (struct acpi_table_fadt), and must contain
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* a copy of the actual FADT.
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*
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* ACPICA will use the "X" fields of the FADT for all addresses.
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*
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* "X" fields are optional extensions to the original V1.0 fields. Even if
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* they are present in the structure, they can be optionally not used by
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* setting them to zero. Therefore, we must selectively expand V1.0 fields
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* if the corresponding X field is zero.
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*
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* For ACPI 1.0 FADTs, all address fields are expanded to the corresponding
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* "X" fields.
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*
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* For ACPI 2.0 FADTs, any "X" fields that are NULL are filled in by
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* expanding the corresponding ACPI 1.0 field.
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*
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******************************************************************************/
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void acpi_tb_convert_fadt(struct acpi_table_fadt *fadt)
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static void acpi_tb_convert_fadt(void)
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{
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u8 pm1_register_length;
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struct acpi_generic_address *target;
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acpi_native_uint i;
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/* Expand the FACS and DSDT addresses as necessary */
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/*
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* Convert table pointers to 64-bit fields
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*/
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if (!acpi_gbl_FADT.Xfacs) {
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acpi_gbl_FADT.Xfacs = (u64) acpi_gbl_FADT.facs;
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}
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@ -162,62 +276,49 @@ void acpi_tb_convert_fadt(struct acpi_table_fadt *fadt)
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}
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/*
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* Convert the V1.0 block addresses to V2.0 GAS structures
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* Expand the V1.0 addresses to the "X" generic address structs,
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* as necessary.
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*/
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acpi_tb_init_generic_address(&acpi_gbl_FADT.xpm1a_event_block,
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acpi_gbl_FADT.pm1_event_length,
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(acpi_physical_address) acpi_gbl_FADT.
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pm1a_event_block);
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acpi_tb_init_generic_address(&acpi_gbl_FADT.xpm1b_event_block,
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acpi_gbl_FADT.pm1_event_length,
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(acpi_physical_address) acpi_gbl_FADT.
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pm1b_event_block);
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acpi_tb_init_generic_address(&acpi_gbl_FADT.xpm1a_control_block,
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acpi_gbl_FADT.pm1_control_length,
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(acpi_physical_address) acpi_gbl_FADT.
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pm1a_control_block);
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acpi_tb_init_generic_address(&acpi_gbl_FADT.xpm1b_control_block,
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acpi_gbl_FADT.pm1_control_length,
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(acpi_physical_address) acpi_gbl_FADT.
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pm1b_control_block);
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acpi_tb_init_generic_address(&acpi_gbl_FADT.xpm2_control_block,
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acpi_gbl_FADT.pm2_control_length,
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(acpi_physical_address) acpi_gbl_FADT.
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pm2_control_block);
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acpi_tb_init_generic_address(&acpi_gbl_FADT.xpm_timer_block,
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acpi_gbl_FADT.pm_timer_length,
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(acpi_physical_address) acpi_gbl_FADT.
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pm_timer_block);
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acpi_tb_init_generic_address(&acpi_gbl_FADT.xgpe0_block, 0,
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(acpi_physical_address) acpi_gbl_FADT.
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gpe0_block);
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acpi_tb_init_generic_address(&acpi_gbl_FADT.xgpe1_block, 0,
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(acpi_physical_address) acpi_gbl_FADT.
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gpe1_block);
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for (i = 0; i < ACPI_FADT_CONVERSION_ENTRIES; i++) {
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target =
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ACPI_ADD_PTR(struct acpi_generic_address, &acpi_gbl_FADT,
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fadt_conversion_table[i].target);
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if (!target->address) {
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acpi_tb_init_generic_address(target,
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*ACPI_ADD_PTR(u8,
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&acpi_gbl_FADT,
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fadt_conversion_table
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[i].length),
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*ACPI_ADD_PTR(u64,
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&acpi_gbl_FADT,
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fadt_conversion_table
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[i].source));
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}
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}
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/*
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* Create separate GAS structs for the PM1 Enable registers
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* Calculate separate GAS structs for the PM1 Enable registers.
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* These addresses do not appear (directly) in the FADT, so it is
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* useful to calculate them once, here.
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*/
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pm1_register_length = (u8) ACPI_DIV_2(acpi_gbl_FADT.pm1_event_length);
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/* PM1A is required */
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acpi_tb_init_generic_address(&acpi_gbl_xpm1a_enable,
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(u8) ACPI_DIV_2(acpi_gbl_FADT.
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pm1_event_length),
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(acpi_physical_address)
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(acpi_gbl_FADT.xpm1a_event_block.address +
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ACPI_DIV_2(acpi_gbl_FADT.
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pm1_event_length)));
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pm1_register_length,
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(u64) (acpi_gbl_FADT.xpm1a_event_block.
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address + pm1_register_length));
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/* PM1B is optional; leave null if not present */
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/*
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* PM1B is optional; leave null if not present
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*/
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if (acpi_gbl_FADT.xpm1b_event_block.address) {
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acpi_tb_init_generic_address(&acpi_gbl_xpm1b_enable,
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(u8) ACPI_DIV_2(acpi_gbl_FADT.
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pm1_event_length),
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(acpi_physical_address)
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(acpi_gbl_FADT.xpm1b_event_block.
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address +
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ACPI_DIV_2(acpi_gbl_FADT.
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pm1_event_length)));
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pm1_register_length,
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(u64) (acpi_gbl_FADT.
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xpm1b_event_block.address +
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pm1_register_length));
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}
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/* Global FADT is the new common V2.0 FADT */
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@ -227,84 +328,132 @@ void acpi_tb_convert_fadt(struct acpi_table_fadt *fadt)
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/*******************************************************************************
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*
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* FUNCTION: acpi_tb_parse_fadt
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* FUNCTION: acpi_tb_install_table
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*
|
||||
* PARAMETERS: Fadt - Pointer to FADT table
|
||||
* PARAMETERS: Address - Physical address of DSDT or FACS
|
||||
* Flags - Flags
|
||||
* Signature - Table signature, NULL if no need to
|
||||
* match
|
||||
* table_index - Index into root table array
|
||||
*
|
||||
* RETURN: none
|
||||
* RETURN: None
|
||||
*
|
||||
* DESCRIPTION: This function is called to initialise the FADT, DSDT and FACS
|
||||
* tables (FADT contains the addresses of the DSDT and FACS)
|
||||
* DESCRIPTION: Install an ACPI table into the global data structure.
|
||||
*
|
||||
******************************************************************************/
|
||||
|
||||
static void acpi_tb_parse_fadt(struct acpi_table_fadt *fadt, u8 flags)
|
||||
static void
|
||||
acpi_tb_install_table(acpi_physical_address address,
|
||||
u8 flags, char *signature, acpi_native_uint table_index)
|
||||
{
|
||||
acpi_physical_address dsdt_address =
|
||||
(acpi_physical_address) fadt->Xdsdt;
|
||||
acpi_physical_address facs_address =
|
||||
(acpi_physical_address) fadt->Xfacs;
|
||||
struct acpi_table_header *table;
|
||||
|
||||
if (!dsdt_address) {
|
||||
goto no_dsdt;
|
||||
if (!address) {
|
||||
ACPI_ERROR((AE_INFO,
|
||||
"Null physical address for ACPI table [%s]",
|
||||
signature));
|
||||
return;
|
||||
}
|
||||
|
||||
table =
|
||||
acpi_os_map_memory(dsdt_address, sizeof(struct acpi_table_header));
|
||||
/* Map just the table header */
|
||||
|
||||
table = acpi_os_map_memory(address, sizeof(struct acpi_table_header));
|
||||
if (!table) {
|
||||
goto no_dsdt;
|
||||
return;
|
||||
}
|
||||
|
||||
/* Initialize the DSDT table */
|
||||
/* If a particular signature is expected, signature must match */
|
||||
|
||||
if (signature && !ACPI_COMPARE_NAME(table->signature, signature)) {
|
||||
ACPI_ERROR((AE_INFO,
|
||||
"Invalid signature 0x%X for ACPI table [%s]",
|
||||
*ACPI_CAST_PTR(u32, table->signature), signature));
|
||||
goto unmap_and_exit;
|
||||
}
|
||||
|
||||
/* Initialize the table entry */
|
||||
|
||||
acpi_gbl_root_table_list.tables[table_index].address = address;
|
||||
acpi_gbl_root_table_list.tables[table_index].length = table->length;
|
||||
acpi_gbl_root_table_list.tables[table_index].flags = flags;
|
||||
|
||||
ACPI_MOVE_32_TO_32(&
|
||||
(acpi_gbl_root_table_list.
|
||||
tables[ACPI_TABLE_INDEX_DSDT].signature),
|
||||
ACPI_SIG_DSDT);
|
||||
(acpi_gbl_root_table_list.tables[table_index].
|
||||
signature), table->signature);
|
||||
|
||||
acpi_gbl_root_table_list.tables[ACPI_TABLE_INDEX_DSDT].address =
|
||||
dsdt_address;
|
||||
acpi_gbl_root_table_list.tables[ACPI_TABLE_INDEX_DSDT].length =
|
||||
table->length;
|
||||
acpi_gbl_root_table_list.tables[ACPI_TABLE_INDEX_DSDT].flags = flags;
|
||||
acpi_tb_print_table_header(address, table);
|
||||
|
||||
acpi_tb_print_table_header(dsdt_address, table);
|
||||
if (table_index == ACPI_TABLE_INDEX_DSDT) {
|
||||
|
||||
/* Global integer width is based upon revision of the DSDT */
|
||||
|
||||
acpi_ut_set_integer_width(table->revision);
|
||||
acpi_os_unmap_memory(table, sizeof(struct acpi_table_header));
|
||||
|
||||
no_dsdt:
|
||||
if (!facs_address) {
|
||||
return;
|
||||
}
|
||||
|
||||
unmap_and_exit:
|
||||
acpi_os_unmap_memory(table, sizeof(struct acpi_table_header));
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
*
|
||||
* FUNCTION: acpi_tb_parse_fadt
|
||||
*
|
||||
* PARAMETERS: table_index - Index for the FADT
|
||||
* Flags - Flags
|
||||
*
|
||||
* RETURN: None
|
||||
*
|
||||
* DESCRIPTION: Initialize the FADT, DSDT and FACS tables
|
||||
* (FADT contains the addresses of the DSDT and FACS)
|
||||
*
|
||||
******************************************************************************/
|
||||
|
||||
static void acpi_tb_parse_fadt(acpi_native_uint table_index, u8 flags)
|
||||
{
|
||||
u32 length;
|
||||
struct acpi_table_header *table;
|
||||
|
||||
/*
|
||||
* Special case for the FADT because of multiple versions and the fact
|
||||
* that it contains pointers to both the DSDT and FACS tables.
|
||||
*
|
||||
* Get a local copy of the FADT and convert it to a common format
|
||||
* Map entire FADT, assumed to be smaller than one page.
|
||||
*/
|
||||
length = acpi_gbl_root_table_list.tables[table_index].length;
|
||||
|
||||
table =
|
||||
acpi_os_map_memory(facs_address, sizeof(struct acpi_table_header));
|
||||
acpi_os_map_memory(acpi_gbl_root_table_list.tables[table_index].
|
||||
address, length);
|
||||
if (!table) {
|
||||
return;
|
||||
}
|
||||
|
||||
/* Initialize the FACS table */
|
||||
/*
|
||||
* Validate the FADT checksum before we copy the table. Ignore
|
||||
* checksum error as we want to try to get the DSDT and FACS.
|
||||
*/
|
||||
(void)acpi_tb_verify_checksum(table, length);
|
||||
|
||||
ACPI_MOVE_32_TO_32(&
|
||||
(acpi_gbl_root_table_list.
|
||||
tables[ACPI_TABLE_INDEX_FACS].signature),
|
||||
ACPI_SIG_FACS);
|
||||
/* Copy the entire FADT locally */
|
||||
|
||||
acpi_gbl_root_table_list.tables[ACPI_TABLE_INDEX_FACS].address =
|
||||
facs_address;
|
||||
acpi_gbl_root_table_list.tables[ACPI_TABLE_INDEX_FACS].length =
|
||||
table->length;
|
||||
acpi_gbl_root_table_list.tables[ACPI_TABLE_INDEX_FACS].flags = flags;
|
||||
ACPI_MEMSET(&acpi_gbl_FADT, sizeof(struct acpi_table_fadt), 0);
|
||||
|
||||
ACPI_INFO((AE_INFO, "%4.4s @ 0x%p",
|
||||
table->signature, ACPI_CAST_PTR(void, facs_address)));
|
||||
ACPI_MEMCPY(&acpi_gbl_FADT, table,
|
||||
ACPI_MIN(length, sizeof(struct acpi_table_fadt)));
|
||||
acpi_os_unmap_memory(table, length);
|
||||
|
||||
acpi_os_unmap_memory(table, sizeof(struct acpi_table_header));
|
||||
/* Convert local FADT to the common internal format */
|
||||
|
||||
acpi_tb_convert_fadt();
|
||||
|
||||
/* Extract the DSDT and FACS tables from the FADT */
|
||||
|
||||
acpi_tb_install_table((acpi_physical_address) acpi_gbl_FADT.Xdsdt,
|
||||
flags, ACPI_SIG_DSDT, ACPI_TABLE_INDEX_DSDT);
|
||||
|
||||
acpi_tb_install_table((acpi_physical_address) acpi_gbl_FADT.Xfacs,
|
||||
flags, ACPI_SIG_FACS, ACPI_TABLE_INDEX_FACS);
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
|
@ -325,20 +474,33 @@ static void acpi_tb_parse_fadt(struct acpi_table_fadt *fadt, u8 flags)
|
|||
*
|
||||
******************************************************************************/
|
||||
|
||||
acpi_status acpi_tb_parse_root_table(struct acpi_table_rsdp *rsdp, u8 flags)
|
||||
acpi_status
|
||||
acpi_tb_parse_root_table(acpi_physical_address rsdp_address, u8 flags)
|
||||
{
|
||||
struct acpi_table_rsdp *rsdp;
|
||||
acpi_native_uint table_entry_size;
|
||||
acpi_native_uint i;
|
||||
u32 table_count;
|
||||
struct acpi_table_header *table;
|
||||
acpi_physical_address address;
|
||||
u32 length;
|
||||
u8 *table_entry;
|
||||
acpi_native_uint i;
|
||||
acpi_native_uint pointer_size;
|
||||
u32 table_count;
|
||||
u8 checksum;
|
||||
acpi_status status;
|
||||
|
||||
ACPI_FUNCTION_TRACE(tb_parse_root_table);
|
||||
|
||||
/*
|
||||
* Map the entire RSDP and extract the address of the RSDT or XSDT
|
||||
*/
|
||||
rsdp = acpi_os_map_memory(rsdp_address, sizeof(struct acpi_table_rsdp));
|
||||
if (!rsdp) {
|
||||
return_ACPI_STATUS(AE_NO_MEMORY);
|
||||
}
|
||||
|
||||
acpi_tb_print_table_header(rsdp_address,
|
||||
ACPI_CAST_PTR(struct acpi_table_header,
|
||||
rsdp));
|
||||
|
||||
/* Differentiate between RSDT and XSDT root tables */
|
||||
|
||||
if (rsdp->revision > 1 && rsdp->xsdt_physical_address) {
|
||||
|
@ -347,22 +509,30 @@ acpi_status acpi_tb_parse_root_table(struct acpi_table_rsdp *rsdp, u8 flags)
|
|||
* XSDT if the revision is > 1 and the XSDT pointer is present, as per
|
||||
* the ACPI specification.
|
||||
*/
|
||||
address = (acpi_native_uint) rsdp->xsdt_physical_address;
|
||||
pointer_size = sizeof(u64);
|
||||
address = (acpi_physical_address) rsdp->xsdt_physical_address;
|
||||
table_entry_size = sizeof(u64);
|
||||
} else {
|
||||
/* Root table is an RSDT (32-bit physical addresses) */
|
||||
|
||||
address = (acpi_native_uint) rsdp->rsdt_physical_address;
|
||||
pointer_size = sizeof(u32);
|
||||
address = (acpi_physical_address) rsdp->rsdt_physical_address;
|
||||
table_entry_size = sizeof(u32);
|
||||
}
|
||||
|
||||
/* Map the table header to get the full table length */
|
||||
/*
|
||||
* It is not possible to map more than one entry in some environments,
|
||||
* so unmap the RSDP here before mapping other tables
|
||||
*/
|
||||
acpi_os_unmap_memory(rsdp, sizeof(struct acpi_table_rsdp));
|
||||
|
||||
/* Map the RSDT/XSDT table header to get the full table length */
|
||||
|
||||
table = acpi_os_map_memory(address, sizeof(struct acpi_table_header));
|
||||
if (!table) {
|
||||
return (AE_NO_MEMORY);
|
||||
return_ACPI_STATUS(AE_NO_MEMORY);
|
||||
}
|
||||
|
||||
acpi_tb_print_table_header(address, table);
|
||||
|
||||
/* Get the length of the full table, verify length and map entire table */
|
||||
|
||||
length = table->length;
|
||||
|
@ -371,48 +541,45 @@ acpi_status acpi_tb_parse_root_table(struct acpi_table_rsdp *rsdp, u8 flags)
|
|||
if (length < sizeof(struct acpi_table_header)) {
|
||||
ACPI_ERROR((AE_INFO, "Invalid length 0x%X in RSDT/XSDT",
|
||||
length));
|
||||
return (AE_INVALID_TABLE_LENGTH);
|
||||
return_ACPI_STATUS(AE_INVALID_TABLE_LENGTH);
|
||||
}
|
||||
|
||||
table = acpi_os_map_memory(address, length);
|
||||
if (!table) {
|
||||
return (AE_NO_MEMORY);
|
||||
return_ACPI_STATUS(AE_NO_MEMORY);
|
||||
}
|
||||
|
||||
/* Validate the root table checksum */
|
||||
|
||||
checksum = acpi_tb_checksum(ACPI_CAST_PTR(u8, table), length);
|
||||
#if (ACPI_CHECKSUM_ABORT)
|
||||
|
||||
if (checksum) {
|
||||
status = acpi_tb_verify_checksum(table, length);
|
||||
if (ACPI_FAILURE(status)) {
|
||||
acpi_os_unmap_memory(table, length);
|
||||
return (AE_BAD_CHECKSUM);
|
||||
return_ACPI_STATUS(status);
|
||||
}
|
||||
#endif
|
||||
|
||||
acpi_tb_print_table_header(address, table);
|
||||
|
||||
/* Calculate the number of tables described in the root table */
|
||||
|
||||
table_count =
|
||||
(table->length - sizeof(struct acpi_table_header)) / pointer_size;
|
||||
|
||||
/* Setup loop */
|
||||
(table->length -
|
||||
sizeof(struct acpi_table_header)) / table_entry_size;
|
||||
|
||||
/*
|
||||
* First two entries in the table array are reserved for the DSDT and FACS,
|
||||
* which are not actually present in the RSDT/XSDT - they come from the FADT
|
||||
*/
|
||||
table_entry =
|
||||
ACPI_CAST_PTR(u8, table) + sizeof(struct acpi_table_header);
|
||||
acpi_gbl_root_table_list.count = 2;
|
||||
|
||||
/*
|
||||
* Initialize the ACPI table entries
|
||||
* First two entries in the table array are reserved for the DSDT and FACS
|
||||
* Initialize the root table array from the RSDT/XSDT
|
||||
*/
|
||||
for (i = 0; i < table_count; ++i, table_entry += pointer_size) {
|
||||
|
||||
/* Ensure there is room for another table entry */
|
||||
|
||||
for (i = 0; i < table_count; i++) {
|
||||
if (acpi_gbl_root_table_list.count >=
|
||||
acpi_gbl_root_table_list.size) {
|
||||
|
||||
/* There is no more room in the root table array, attempt resize */
|
||||
|
||||
status = acpi_tb_resize_root_table_list();
|
||||
if (ACPI_FAILURE(status)) {
|
||||
ACPI_WARNING((AE_INFO,
|
||||
|
@ -425,20 +592,34 @@ acpi_status acpi_tb_parse_root_table(struct acpi_table_rsdp *rsdp, u8 flags)
|
|||
}
|
||||
}
|
||||
|
||||
/* Get the physical address (32-bit for RSDT, 64-bit for XSDT) */
|
||||
|
||||
if (pointer_size == sizeof(u32)) {
|
||||
/*
|
||||
* Get the table physical address (32-bit for RSDT, 64-bit for XSDT)
|
||||
*/
|
||||
if ((table_entry_size == sizeof(u32)) ||
|
||||
(sizeof(acpi_physical_address) == sizeof(u32))) {
|
||||
/*
|
||||
* 32-bit platform, RSDT: Move 32-bit to 32-bit
|
||||
* 32-bit platform, XSDT: Truncate 64-bit to 32-bit
|
||||
* 64-bit platform, RSDT: Expand 32-bit to 64-bit
|
||||
*
|
||||
* Note: Addresses are 32-bit aligned in both RSDT and XSDT
|
||||
*/
|
||||
acpi_gbl_root_table_list.
|
||||
tables[acpi_gbl_root_table_list.count].address =
|
||||
(acpi_physical_address) (*ACPI_CAST_PTR
|
||||
(u32, table_entry));
|
||||
} else {
|
||||
acpi_gbl_root_table_list.
|
||||
tables[acpi_gbl_root_table_list.count].address =
|
||||
(acpi_physical_address) (*ACPI_CAST_PTR
|
||||
(u64, table_entry));
|
||||
/*
|
||||
* 64-bit platform, XSDT: Move 64-bit to 64-bit
|
||||
*
|
||||
* Note: 64-bit addresses are only 32-bit aligned in the XSDT
|
||||
*/
|
||||
ACPI_MOVE_64_TO_64(&acpi_gbl_root_table_list.
|
||||
tables[acpi_gbl_root_table_list.
|
||||
count].address, table_entry);
|
||||
}
|
||||
|
||||
table_entry += table_entry_size;
|
||||
acpi_gbl_root_table_list.count++;
|
||||
}
|
||||
|
||||
|
@ -448,59 +629,20 @@ acpi_status acpi_tb_parse_root_table(struct acpi_table_rsdp *rsdp, u8 flags)
|
|||
*/
|
||||
acpi_os_unmap_memory(table, length);
|
||||
|
||||
/* Initialize all tables other than the DSDT and FACS */
|
||||
|
||||
for (i = 2; i < acpi_gbl_root_table_list.count; i++) {
|
||||
address = acpi_gbl_root_table_list.tables[i].address;
|
||||
length = sizeof(struct acpi_table_header);
|
||||
|
||||
table = acpi_os_map_memory(address, length);
|
||||
if (!table) {
|
||||
continue;
|
||||
}
|
||||
|
||||
acpi_gbl_root_table_list.tables[i].length = table->length;
|
||||
acpi_gbl_root_table_list.tables[i].flags = flags;
|
||||
|
||||
ACPI_MOVE_32_TO_32(&
|
||||
(acpi_gbl_root_table_list.tables[i].
|
||||
signature), table->signature);
|
||||
|
||||
acpi_tb_print_table_header(address, table);
|
||||
|
||||
/*
|
||||
* Special case for the FADT because of multiple versions -
|
||||
* get a local copy and convert to common format
|
||||
* Complete the initialization of the root table array by examining
|
||||
* the header of each table
|
||||
*/
|
||||
if (ACPI_COMPARE_NAME(table->signature, ACPI_SIG_FADT)) {
|
||||
acpi_os_unmap_memory(table, length);
|
||||
length = table->length;
|
||||
for (i = 2; i < acpi_gbl_root_table_list.count; i++) {
|
||||
acpi_tb_install_table(acpi_gbl_root_table_list.tables[i].
|
||||
address, flags, NULL, i);
|
||||
|
||||
table = acpi_os_map_memory(address, length);
|
||||
if (!table) {
|
||||
continue;
|
||||
}
|
||||
/* Special case for FADT - get the DSDT and FACS */
|
||||
|
||||
/* Copy the entire FADT locally */
|
||||
|
||||
ACPI_MEMCPY(&acpi_gbl_FADT, table,
|
||||
ACPI_MIN(table->length,
|
||||
sizeof(struct acpi_table_fadt)));
|
||||
|
||||
/* Small table means old revision, convert to new */
|
||||
|
||||
if (table->length < sizeof(struct acpi_table_fadt)) {
|
||||
acpi_tb_convert_fadt(ACPI_CAST_PTR
|
||||
(struct acpi_table_fadt,
|
||||
table));
|
||||
}
|
||||
|
||||
/* Unmap original FADT */
|
||||
|
||||
acpi_os_unmap_memory(table, length);
|
||||
acpi_tb_parse_fadt(&acpi_gbl_FADT, flags);
|
||||
} else {
|
||||
acpi_os_unmap_memory(table, length);
|
||||
if (ACPI_COMPARE_NAME
|
||||
(&acpi_gbl_root_table_list.tables[i].signature,
|
||||
ACPI_SIG_FADT)) {
|
||||
acpi_tb_parse_fadt(i, flags);
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
@ -82,9 +82,8 @@ acpi_status
|
|||
acpi_initialize_tables(struct acpi_table_desc *initial_table_array,
|
||||
u32 initial_table_count, u8 allow_resize)
|
||||
{
|
||||
acpi_physical_address address;
|
||||
acpi_physical_address rsdp_address;
|
||||
acpi_status status;
|
||||
struct acpi_table_rsdp *rsdp;
|
||||
|
||||
ACPI_FUNCTION_TRACE(acpi_initialize_tables);
|
||||
|
||||
|
@ -94,7 +93,7 @@ acpi_initialize_tables(struct acpi_table_desc *initial_table_array,
|
|||
*/
|
||||
if (!initial_table_array) {
|
||||
acpi_gbl_root_table_list.size = initial_table_count;
|
||||
acpi_gbl_root_table_list.flags = ACPI_TABLE_FLAGS_ALLOW_RESIZE;
|
||||
acpi_gbl_root_table_list.flags = ACPI_ROOT_ALLOW_RESIZE;
|
||||
|
||||
status = acpi_tb_resize_root_table_list();
|
||||
if (ACPI_FAILURE(status)) {
|
||||
|
@ -103,37 +102,33 @@ acpi_initialize_tables(struct acpi_table_desc *initial_table_array,
|
|||
} else {
|
||||
/* Root Table Array has been statically allocated by the host */
|
||||
|
||||
ACPI_MEMSET(initial_table_array,
|
||||
initial_table_count *
|
||||
sizeof(struct acpi_table_desc), 0);
|
||||
|
||||
acpi_gbl_root_table_list.tables = initial_table_array;
|
||||
acpi_gbl_root_table_list.size = initial_table_count;
|
||||
acpi_gbl_root_table_list.flags = ACPI_TABLE_ORIGIN_UNKNOWN;
|
||||
acpi_gbl_root_table_list.flags = ACPI_ROOT_ORIGIN_UNKNOWN;
|
||||
if (allow_resize) {
|
||||
acpi_gbl_root_table_list.flags =
|
||||
ACPI_TABLE_FLAGS_ALLOW_RESIZE;
|
||||
acpi_gbl_root_table_list.flags |=
|
||||
ACPI_ROOT_ALLOW_RESIZE;
|
||||
}
|
||||
}
|
||||
|
||||
/* Get the RSDP and map it */
|
||||
/* Get the address of the RSDP */
|
||||
|
||||
address = acpi_os_get_root_pointer();
|
||||
if (!address) {
|
||||
rsdp_address = acpi_os_get_root_pointer();
|
||||
if (!rsdp_address) {
|
||||
return_ACPI_STATUS(AE_NOT_FOUND);
|
||||
}
|
||||
|
||||
rsdp = acpi_os_map_memory(address, sizeof(struct acpi_table_rsdp));
|
||||
if (!rsdp) {
|
||||
return_ACPI_STATUS(AE_NO_MEMORY);
|
||||
}
|
||||
|
||||
ACPI_INFO((AE_INFO, "%.8s @ 0x%p",
|
||||
rsdp->signature, ACPI_CAST_PTR(void, address)));
|
||||
|
||||
/*
|
||||
* Get the root table (RSDT or XSDT) and extract all entries to the local
|
||||
* Root Table Array. This array contains the information of the RSDT/XSDT
|
||||
* in a common, more useable format.
|
||||
*/
|
||||
status = acpi_tb_parse_root_table(rsdp, ACPI_TABLE_ORIGIN_MAPPED);
|
||||
acpi_os_unmap_memory(rsdp, sizeof(struct acpi_table_rsdp));
|
||||
status =
|
||||
acpi_tb_parse_root_table(rsdp_address, ACPI_TABLE_ORIGIN_MAPPED);
|
||||
return_ACPI_STATUS(status);
|
||||
}
|
||||
|
||||
|
@ -164,8 +159,7 @@ acpi_status acpi_reallocate_root_table(void)
|
|||
* Only reallocate the root table if the host provided a static buffer
|
||||
* for the table array in the call to acpi_initialize_tables.
|
||||
*/
|
||||
if ((acpi_gbl_root_table_list.flags & ACPI_TABLE_ORIGIN_MASK) !=
|
||||
ACPI_TABLE_ORIGIN_UNKNOWN) {
|
||||
if (acpi_gbl_root_table_list.flags & ACPI_ROOT_ORIGIN_ALLOCATED) {
|
||||
return_ACPI_STATUS(AE_SUPPORT);
|
||||
}
|
||||
|
||||
|
@ -185,7 +179,7 @@ acpi_status acpi_reallocate_root_table(void)
|
|||
acpi_gbl_root_table_list.size = acpi_gbl_root_table_list.count;
|
||||
acpi_gbl_root_table_list.tables = tables;
|
||||
acpi_gbl_root_table_list.flags =
|
||||
ACPI_TABLE_ORIGIN_ALLOCATED | ACPI_TABLE_FLAGS_ALLOW_RESIZE;
|
||||
ACPI_ROOT_ORIGIN_ALLOCATED | ACPI_ROOT_ALLOW_RESIZE;
|
||||
|
||||
return_ACPI_STATUS(AE_OK);
|
||||
}
|
||||
|
@ -247,6 +241,12 @@ acpi_get_table_header(char *signature,
|
|||
acpi_native_uint i;
|
||||
acpi_native_uint j;
|
||||
|
||||
/* Parameter validation */
|
||||
|
||||
if (!signature || !out_table_header) {
|
||||
return (AE_BAD_PARAMETER);
|
||||
}
|
||||
|
||||
/*
|
||||
* Walk the root table list
|
||||
*/
|
||||
|
@ -267,7 +267,7 @@ acpi_get_table_header(char *signature,
|
|||
acpi_gbl_root_table_list.tables[i].
|
||||
flags & ACPI_TABLE_ORIGIN_MASK);
|
||||
|
||||
if (!out_table_header) {
|
||||
if (!(*out_table_header)) {
|
||||
return (AE_NO_MEMORY);
|
||||
}
|
||||
|
||||
|
@ -339,6 +339,12 @@ acpi_get_table(char *signature,
|
|||
acpi_native_uint j;
|
||||
acpi_status status;
|
||||
|
||||
/* Parameter validation */
|
||||
|
||||
if (!signature || !out_table) {
|
||||
return (AE_BAD_PARAMETER);
|
||||
}
|
||||
|
||||
/*
|
||||
* Walk the root table list
|
||||
*/
|
||||
|
@ -387,6 +393,12 @@ acpi_get_table_by_index(acpi_native_uint table_index,
|
|||
|
||||
ACPI_FUNCTION_TRACE(acpi_get_table_by_index);
|
||||
|
||||
/* Parameter validation */
|
||||
|
||||
if (!table) {
|
||||
return_ACPI_STATUS(AE_BAD_PARAMETER);
|
||||
}
|
||||
|
||||
(void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES);
|
||||
|
||||
/* Validate index */
|
||||
|
|
|
@ -996,9 +996,13 @@ acpi_ut_info(char *module_name, u32 line_number, char *format, ...)
|
|||
{
|
||||
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");
|
||||
}
|
||||
|
|
|
@ -63,7 +63,7 @@
|
|||
|
||||
/* Current ACPICA subsystem version in YYYYMMDD format */
|
||||
|
||||
#define ACPI_CA_VERSION 0x20060823
|
||||
#define ACPI_CA_VERSION 0x20060828
|
||||
|
||||
/*
|
||||
* OS name, used for the _OS object. The _OS object is essentially obsolete,
|
||||
|
|
|
@ -227,6 +227,16 @@ struct acpi_table_desc {
|
|||
u8 flags;
|
||||
};
|
||||
|
||||
/* Flags for above */
|
||||
|
||||
#define ACPI_TABLE_ORIGIN_UNKNOWN (0)
|
||||
#define ACPI_TABLE_ORIGIN_MAPPED (1)
|
||||
#define ACPI_TABLE_ORIGIN_ALLOCATED (2)
|
||||
#define ACPI_TABLE_ORIGIN_MASK (3)
|
||||
#define ACPI_TABLE_IS_LOADED (4)
|
||||
|
||||
/* One internal RSDT for table management */
|
||||
|
||||
struct acpi_internal_rsdt {
|
||||
struct acpi_table_desc *tables;
|
||||
u32 count;
|
||||
|
@ -234,14 +244,11 @@ struct acpi_internal_rsdt {
|
|||
u8 flags;
|
||||
};
|
||||
|
||||
/* Flags for both structs above */
|
||||
/* Flags for above */
|
||||
|
||||
#define ACPI_TABLE_ORIGIN_UNKNOWN (0)
|
||||
#define ACPI_TABLE_ORIGIN_MAPPED (1)
|
||||
#define ACPI_TABLE_ORIGIN_ALLOCATED (2)
|
||||
#define ACPI_TABLE_ORIGIN_MASK (3)
|
||||
#define ACPI_TABLE_FLAGS_LOADED (4)
|
||||
#define ACPI_TABLE_FLAGS_ALLOW_RESIZE (8)
|
||||
#define ACPI_ROOT_ORIGIN_UNKNOWN (0) /* ~ORIGIN_ALLOCATED */
|
||||
#define ACPI_ROOT_ORIGIN_ALLOCATED (1)
|
||||
#define ACPI_ROOT_ALLOW_RESIZE (2)
|
||||
|
||||
/* Predefined (fixed) table indexes */
|
||||
|
||||
|
|
|
@ -94,9 +94,11 @@ acpi_tb_print_table_header(acpi_physical_address address,
|
|||
|
||||
u8 acpi_tb_checksum(u8 * buffer, acpi_native_uint length);
|
||||
|
||||
void acpi_tb_convert_fadt(struct acpi_table_fadt *fadt);
|
||||
acpi_status
|
||||
acpi_tb_verify_checksum(struct acpi_table_header *table, u32 length);
|
||||
|
||||
acpi_status acpi_tb_parse_root_table(struct acpi_table_rsdp *rsdp, u8 flags);
|
||||
acpi_status
|
||||
acpi_tb_parse_root_table(acpi_physical_address rsdp_address, u8 flags);
|
||||
|
||||
void *acpi_tb_map(acpi_physical_address address, u32 length, u32 flags);
|
||||
|
||||
|
|
|
@ -199,8 +199,8 @@ struct acpi_table_fadt {
|
|||
u32 pm1b_control_block; /* Port address of Power Mgt 1b Control Reg Blk */
|
||||
u32 pm2_control_block; /* Port address of Power Mgt 2 Control Reg Blk */
|
||||
u32 pm_timer_block; /* Port address of Power Mgt Timer Ctrl Reg Blk */
|
||||
u32 gpe0_block; /* Port addr of General Purpose acpi_event 0 Reg Blk */
|
||||
u32 gpe1_block; /* Port addr of General Purpose acpi_event 1 Reg Blk */
|
||||
u32 gpe0_block; /* Port addr of General Purpose Event 0 Reg Blk */
|
||||
u32 gpe1_block; /* Port addr of General Purpose Event 1 Reg Blk */
|
||||
u8 pm1_event_length; /* Byte Length of ports at pm1_x_evt_blk */
|
||||
u8 pm1_control_length; /* Byte Length of ports at pm1_x_cnt_blk */
|
||||
u8 pm2_control_length; /* Byte Length of ports at pm2_cnt_blk */
|
||||
|
@ -226,14 +226,14 @@ struct acpi_table_fadt {
|
|||
u8 reserved4[3]; /* These three bytes must be zero */
|
||||
u64 Xfacs; /* 64-bit physical address of FACS */
|
||||
u64 Xdsdt; /* 64-bit physical address of DSDT */
|
||||
struct acpi_generic_address xpm1a_event_block; /* Extended Power Mgt 1a acpi_event Reg Blk address */
|
||||
struct acpi_generic_address xpm1b_event_block; /* Extended Power Mgt 1b acpi_event Reg Blk address */
|
||||
struct acpi_generic_address xpm1a_event_block; /* Extended Power Mgt 1a Event Reg Blk address */
|
||||
struct acpi_generic_address xpm1b_event_block; /* Extended Power Mgt 1b Event Reg Blk address */
|
||||
struct acpi_generic_address xpm1a_control_block; /* Extended Power Mgt 1a Control Reg Blk address */
|
||||
struct acpi_generic_address xpm1b_control_block; /* Extended Power Mgt 1b Control Reg Blk address */
|
||||
struct acpi_generic_address xpm2_control_block; /* Extended Power Mgt 2 Control Reg Blk address */
|
||||
struct acpi_generic_address xpm_timer_block; /* Extended Power Mgt Timer Ctrl Reg Blk address */
|
||||
struct acpi_generic_address xgpe0_block; /* Extended General Purpose acpi_event 0 Reg Blk address */
|
||||
struct acpi_generic_address xgpe1_block; /* Extended General Purpose acpi_event 1 Reg Blk address */
|
||||
struct acpi_generic_address xgpe0_block; /* Extended General Purpose Event 0 Reg Blk address */
|
||||
struct acpi_generic_address xgpe1_block; /* Extended General Purpose Event 1 Reg Blk address */
|
||||
};
|
||||
|
||||
/* FADT flags */
|
||||
|
|
Loading…
Reference in a new issue