2 * apei.h - ACPI Platform Error Interface
8 #include <linux/acpi.h>
9 #include <linux/cper.h>
10 #include <asm/ioctls.h>
12 #define APEI_ERST_INVALID_RECORD_ID 0xffffffffffffffffULL
14 #define APEI_ERST_CLEAR_RECORD _IOW('E', 1, u64)
15 #define APEI_ERST_GET_RECORD_COUNT _IOR('E', 2, u32)
19 extern int hest_disable;
20 extern int erst_disable;
22 #ifdef CONFIG_ACPI_APEI
23 void __init acpi_hest_init(void);
25 static inline void acpi_hest_init(void) { return; }
28 typedef int (*apei_hest_func_t)(struct acpi_hest_header *hest_hdr, void *data);
29 int apei_hest_parse(apei_hest_func_t func, void *data);
31 int erst_write(const struct cper_record_header *record);
32 ssize_t erst_get_record_count(void);
33 int erst_get_record_id_begin(int *pos);
34 int erst_get_record_id_next(int *pos, u64 *record_id);
35 void erst_get_record_id_end(void);
36 ssize_t erst_read(u64 record_id, struct cper_record_header *record,
38 int erst_clear(u64 record_id);