include/hw/acpi/ghes.h

   1 /*
   2  * Support for generating APEI tables and recording CPER for Guests
   3  *
   4  * Copyright (c) 2020 HUAWEI TECHNOLOGIES CO., LTD.
   5  *
   6  * Author: Dongjiu Geng <gengdongjiu@huawei.com>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17
  18  * You should have received a copy of the GNU General Public License along
  19  * with this program; if not, see <http://www.gnu.org/licenses/>.
  20  */
  21
  22 #ifndef ACPI_GHES_H
  23 #define ACPI_GHES_H
  24
  25 #include "hw/acpi/bios-linker-loader.h"
  26
  27 /*
  28  * Values for Hardware Error Notification Type field
  29  */
  30 enum AcpiGhesNotifyType {
  31     /* Polled */
  32     ACPI_GHES_NOTIFY_POLLED = 0,
  33     /* External Interrupt */
  34     ACPI_GHES_NOTIFY_EXTERNAL = 1,
  35     /* Local Interrupt */
  36     ACPI_GHES_NOTIFY_LOCAL = 2,
  37     /* SCI */
  38     ACPI_GHES_NOTIFY_SCI = 3,
  39     /* NMI */
  40     ACPI_GHES_NOTIFY_NMI = 4,
  41     /* CMCI, ACPI 5.0: 18.3.2.7, Table 18-290 */
  42     ACPI_GHES_NOTIFY_CMCI = 5,
  43     /* MCE, ACPI 5.0: 18.3.2.7, Table 18-290 */
  44     ACPI_GHES_NOTIFY_MCE = 6,
  45     /* GPIO-Signal, ACPI 6.0: 18.3.2.7, Table 18-332 */
  46     ACPI_GHES_NOTIFY_GPIO = 7,
  47     /* ARMv8 SEA, ACPI 6.1: 18.3.2.9, Table 18-345 */
  48     ACPI_GHES_NOTIFY_SEA = 8,
  49     /* ARMv8 SEI, ACPI 6.1: 18.3.2.9, Table 18-345 */
  50     ACPI_GHES_NOTIFY_SEI = 9,
  51     /* External Interrupt - GSIV, ACPI 6.1: 18.3.2.9, Table 18-345 */
  52     ACPI_GHES_NOTIFY_GSIV = 10,
  53     /* Software Delegated Exception, ACPI 6.2: 18.3.2.9, Table 18-383 */
  54     ACPI_GHES_NOTIFY_SDEI = 11,
  55     /* 12 and greater are reserved */
  56     ACPI_GHES_NOTIFY_RESERVED = 12
  57 };
  58
  59 enum {
  60     ACPI_HEST_SRC_ID_SEA = 0,
  61     /* future ids go here */
  62     ACPI_HEST_SRC_ID_RESERVED,
  63 };
  64
  65 typedef struct AcpiGhesState {
  66     uint64_t ghes_addr_le;
  67 } AcpiGhesState;
  68
  69 void build_ghes_error_table(GArray *hardware_errors, BIOSLinker *linker);
  70 void acpi_build_hest(GArray *table_data, BIOSLinker *linker);
  71 void acpi_ghes_add_fw_cfg(AcpiGhesState *vms, FWCfgState *s,
  72                           GArray *hardware_errors);
  73 int acpi_ghes_record_errors(uint8_t notify, uint64_t error_physical_addr);
  74 #endif