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| 2 | |
| 3 | * apei.h - ACPI Platform Error Interface
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| 4 |
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| 5 |
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| 6 | #ifndef ACPI_APEI_H
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| 7 | #define ACPI_APEI_H
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| 8 |
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| 9 | #include <linux/acpi.h>
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| 10 | #include <linux/cper.h>
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| 11 | #include <asm/ioctls.h>
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| 12 |
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| 13 | #define APEI_ERST_INVALID_RECORD_ID 0xffffffffffffffffULL
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| 14 |
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| 15 | #define APEI_ERST_CLEAR_RECORD _IOW('E', 1, u64)
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| 16 | #define APEI_ERST_GET_RECORD_COUNT _IOR('E', 2, u32)
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| 17 |
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| 18 | #ifdef __KERNEL__
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| 19 |
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| 20 | enum hest_status {
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| 21 | HEST_ENABLED,
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| 22 | HEST_DISABLED,
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| 23 | HEST_NOT_FOUND,
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| 24 | };
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| 25 |
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| 26 | extern int hest_disable;
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| 27 | extern int erst_disable;
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| 28 | #ifdef CONFIG_ACPI_APEI_GHES
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| 29 | extern bool ghes_disable;
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| 30 | void __init acpi_ghes_init(void);
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| 31 | #else
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| 32 | #define ghes_disable 1
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| 33 | static inline void acpi_ghes_init(void) { }
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| 34 | #endif
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| 35 |
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| 36 | #ifdef CONFIG_ACPI_APEI
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| 37 | void __init acpi_hest_init(void);
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| 38 | #else
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| 39 | static inline void acpi_hest_init(void) { }
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| 40 | #endif
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| 41 |
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| 42 | int erst_write(const struct cper_record_header *record);
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| 43 | ssize_t erst_get_record_count(void);
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| 44 | int erst_get_record_id_begin(int *pos);
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| 45 | int erst_get_record_id_next(int *pos, u64 *record_id);
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| 46 | void erst_get_record_id_end(void);
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| 47 | ssize_t erst_read(u64 record_id, struct cper_record_header *record,
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| 48 | size_t buflen);
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| 49 | ssize_t erst_read_record(u64 record_id, struct cper_record_header *record,
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| 50 | size_t buflen, size_t recordlen, const guid_t *creatorid);
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| 51 | int erst_clear(u64 record_id);
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| 52 |
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| 53 | int arch_apei_enable_cmcff(struct acpi_hest_header *hest_hdr, void *data);
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| 54 | void arch_apei_report_mem_error(int sev, struct cper_sec_mem_err *mem_err);
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| 55 |
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| 56 | #endif
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| 57 | #endif
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