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// SPDX-License-Identifier: GPL-2.0+
/*
* Generic code used to generate ACPI tables
*
* Copyright 2019 Google LLC
*/
#include <common.h>
#include <acpi/acpi_table.h>
int acpi_get_table_revision(enum acpi_tables table)
{
switch (table) {
case ACPITAB_FADT:
return ACPI_FADT_REV_ACPI_3_0;
case ACPITAB_MADT:
return ACPI_MADT_REV_ACPI_3_0;
case ACPITAB_MCFG:
return ACPI_MCFG_REV_ACPI_3_0;
case ACPITAB_TCPA:
/* This version and the rest are open-coded */
return 2;
case ACPITAB_TPM2:
return 4;
case ACPITAB_SSDT: /* ACPI 3.0 upto 6.3: 2 */
return 2;
case ACPITAB_SRAT: /* ACPI 2.0: 1, ACPI 3.0: 2, ACPI 4.0 to 6.3: 3 */
return 1; /* TODO Should probably be upgraded to 2 */
case ACPITAB_DMAR:
return 1;
case ACPITAB_SLIT: /* ACPI 2.0 upto 6.3: 1 */
return 1;
case ACPITAB_SPMI: /* IMPI 2.0 */
return 5;
case ACPITAB_HPET: /* Currently 1. Table added in ACPI 2.0 */
return 1;
case ACPITAB_VFCT: /* ACPI 2.0/3.0/4.0: 1 */
return 1;
case ACPITAB_IVRS:
return IVRS_FORMAT_FIXED;
case ACPITAB_DBG2:
return 0;
case ACPITAB_FACS: /* ACPI 2.0/3.0: 1, ACPI 4.0 to 6.3: 2 */
return 1;
case ACPITAB_RSDT: /* ACPI 1.0 upto 6.3: 1 */
return 1;
case ACPITAB_XSDT: /* ACPI 2.0 upto 6.3: 1 */
return 1;
case ACPITAB_RSDP: /* ACPI 2.0 upto 6.3: 2 */
return 2;
case ACPITAB_HEST:
return 1;
case ACPITAB_NHLT:
return 5;
case ACPITAB_BERT:
return 1;
case ACPITAB_SPCR:
return 2;
default:
return -EINVAL;
}
}
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