diff options
Diffstat (limited to '')
-rw-r--r-- | include/acpi/apei.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/include/acpi/apei.h b/include/acpi/apei.h new file mode 100644 index 000000000..680f80960 --- /dev/null +++ b/include/acpi/apei.h @@ -0,0 +1,56 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * apei.h - ACPI Platform Error Interface + */ + +#ifndef ACPI_APEI_H +#define ACPI_APEI_H + +#include <linux/acpi.h> +#include <linux/cper.h> +#include <asm/ioctls.h> + +#define APEI_ERST_INVALID_RECORD_ID 0xffffffffffffffffULL + +#define APEI_ERST_CLEAR_RECORD _IOW('E', 1, u64) +#define APEI_ERST_GET_RECORD_COUNT _IOR('E', 2, u32) + +#ifdef __KERNEL__ + +enum hest_status { + HEST_ENABLED, + HEST_DISABLED, + HEST_NOT_FOUND, +}; + +extern int hest_disable; +extern int erst_disable; +#ifdef CONFIG_ACPI_APEI_GHES +extern bool ghes_disable; +#else +#define ghes_disable 1 +#endif + +#ifdef CONFIG_ACPI_APEI +void __init acpi_hest_init(void); +#else +static inline void acpi_hest_init(void) { return; } +#endif + +typedef int (*apei_hest_func_t)(struct acpi_hest_header *hest_hdr, void *data); +int apei_hest_parse(apei_hest_func_t func, void *data); + +int erst_write(const struct cper_record_header *record); +ssize_t erst_get_record_count(void); +int erst_get_record_id_begin(int *pos); +int erst_get_record_id_next(int *pos, u64 *record_id); +void erst_get_record_id_end(void); +ssize_t erst_read(u64 record_id, struct cper_record_header *record, + size_t buflen); +int erst_clear(u64 record_id); + +int arch_apei_enable_cmcff(struct acpi_hest_header *hest_hdr, void *data); +void arch_apei_report_mem_error(int sev, struct cper_sec_mem_err *mem_err); + +#endif +#endif |