ghes.h (2834B)
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 bool present; /* True if GHES is present at all on this board */ 68 } AcpiGhesState; 69 70 void build_ghes_error_table(GArray *hardware_errors, BIOSLinker *linker); 71 void acpi_build_hest(GArray *table_data, BIOSLinker *linker, 72 const char *oem_id, const char *oem_table_id); 73 void acpi_ghes_add_fw_cfg(AcpiGhesState *vms, FWCfgState *s, 74 GArray *hardware_errors); 75 int acpi_ghes_record_errors(uint8_t notify, uint64_t error_physical_addr); 76 77 /** 78 * acpi_ghes_present: Report whether ACPI GHES table is present 79 * 80 * Returns: true if the system has an ACPI GHES table and it is 81 * safe to call acpi_ghes_record_errors() to record a memory error. 82 */ 83 bool acpi_ghes_present(void); 84 #endif