[mirror_ubuntu-bionic-kernel.git] / include / acpi / apei.h

/*
 * 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
Commit	Line	Data
9dc96664 HY	1	/*
	2	* apei.h - ACPI Platform Error Interface
	3	*/
	4
	5	#ifndef ACPI_APEI_H
	6	#define ACPI_APEI_H
	7
a08f82d0 HY	8	#include <linux/acpi.h>
	9	#include <linux/cper.h>
	10	#include <asm/ioctls.h>
	11
	12	#define APEI_ERST_INVALID_RECORD_ID 0xffffffffffffffffULL
	13
	14	#define APEI_ERST_CLEAR_RECORD _IOW('E', 1, u64)
	15	#define APEI_ERST_GET_RECORD_COUNT _IOR('E', 2, u32)
	16
	17	#ifdef __KERNEL__
	18
e931d0da PA	19	enum hest_status {
	20	HEST_ENABLED,
	21	HEST_DISABLED,
	22	HEST_NOT_FOUND,
	23	};
	24
	25	extern int hest_disable;
a08f82d0	26	extern int erst_disable;
a7e09d45	27	#ifdef CONFIG_ACPI_APEI_GHES
90ab5ee9	28	extern bool ghes_disable;
a7e09d45 LB	29	#else
	30	#define ghes_disable 1
	31	#endif
9dc96664	32
415e12b2 RW	33	#ifdef CONFIG_ACPI_APEI
	34	void __init acpi_hest_init(void);
	35	#else
	36	static inline void acpi_hest_init(void) { return; }
	37	#endif
	38
9dc96664 HY	39	typedef int (apei_hest_func_t)(struct acpi_hest_header hest_hdr, void *data);
	40	int apei_hest_parse(apei_hest_func_t func, void *data);
	41
a08f82d0 HY	42	int erst_write(const struct cper_record_header *record);
a08f82d0 HY	43	ssize_t erst_get_record_count(void);
885b976f HY	44	int erst_get_record_id_begin(int *pos);
	45	int erst_get_record_id_next(int pos, u64 record_id);
	46	void erst_get_record_id_end(void);
a08f82d0 HY	47	ssize_t erst_read(u64 record_id, struct cper_record_header *record,
a08f82d0 HY	48	size_t buflen);
a08f82d0 HY	49	int erst_clear(u64 record_id);
a08f82d0 HY	50
9dae3d0d TN	51	int arch_apei_enable_cmcff(struct acpi_hest_header hest_hdr, void data);
	52	void arch_apei_report_mem_error(int sev, struct cper_sec_mem_err *mem_err);
	53
a08f82d0	54	#endif
9dc96664	55	#endif