ACPICA: Implement simplified Table Manager
The Table Manager component has been completely redesigned and reimplemented. The new design is much simpler, and reduces the overall code and data size of the kernel-resident ACPICA by approximately 5%. Also, it is now possible to obtain the ACPI tables very early during kernel initialization, even before dynamic memory management is initialized. Signed-off-by: Alexey Starikovskiy <alexey.y.starikovskiy@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
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@@ -398,7 +398,6 @@ acpi_status acpi_get_system_info(struct acpi_buffer * out_buffer)
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{
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struct acpi_system_info *info_ptr;
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acpi_status status;
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u32 i;
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ACPI_FUNCTION_TRACE(acpi_get_system_info);
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@@ -431,9 +430,7 @@ acpi_status acpi_get_system_info(struct acpi_buffer * out_buffer)
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/* Timer resolution - 24 or 32 bits */
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if (!acpi_gbl_FADT) {
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info_ptr->timer_resolution = 0;
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} else if (acpi_gbl_FADT->tmr_val_ext == 0) {
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if (acpi_gbl_FADT.flags & ACPI_FADT_32BIT_TIMER) {
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info_ptr->timer_resolution = 24;
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} else {
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info_ptr->timer_resolution = 32;
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@@ -449,13 +446,6 @@ acpi_status acpi_get_system_info(struct acpi_buffer * out_buffer)
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info_ptr->debug_layer = acpi_dbg_layer;
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info_ptr->debug_level = acpi_dbg_level;
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/* Current status of the ACPI tables, per table type */
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info_ptr->num_table_types = ACPI_TABLE_ID_MAX + 1;
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for (i = 0; i < (ACPI_TABLE_ID_MAX + 1); i++) {
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info_ptr->table_info[i].count = acpi_gbl_table_lists[i].count;
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}
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return_ACPI_STATUS(AE_OK);
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}
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