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/*
* UEFI Common Platform Error Record
*
* Copyright (C) 2010, Intel Corp.
* Author: Huang Ying <ying.huang@intel.com>
* Ported by: Liu, Jinsong <jinsong.liu@intel.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version
* 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef LINUX_CPER_H
#define LINUX_CPER_H
#include <xen/types.h>
#include <xen/string.h>
extern unsigned long get_sec(void);
typedef struct {
__u8 b[16];
} uuid_le;
static inline int uuid_le_cmp(const uuid_le u1, const uuid_le u2)
{
return memcmp(&u1, &u2, sizeof(uuid_le));
}
static inline u64 cper_next_record_id(void)
{
static u64 record_id;
if (!record_id)
record_id = (u64)get_sec() << 32;
return ++record_id;
}
#define UUID_LE(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \
((uuid_le) \
{{ (a) & 0xff, ((a) >> 8) & 0xff, ((a) >> 16) & 0xff, ((a) >> 24) & 0xff, \
(b) & 0xff, ((b) >> 8) & 0xff, \
(c) & 0xff, ((c) >> 8) & 0xff, \
(d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) }})
/* CPER record signature and the size */
#define CPER_SIG_RECORD "CPER"
#define CPER_SIG_SIZE 4
/* Used in signature_end field in struct cper_record_header */
#define CPER_SIG_END 0xffffffff
/*
* CPER record header revision, used in revision field in struct
* cper_record_header
*/
#define CPER_RECORD_REV 0x0100
/*
* Severity difinition for error_severity in struct cper_record_header
* and section_severity in struct cper_section_descriptor
*/
#define CPER_SER_RECOVERABLE 0x0
#define CPER_SER_FATAL 0x1
#define CPER_SER_CORRECTED 0x2
#define CPER_SER_INFORMATIONAL 0x3
/*
* Notification type used to generate error record, used in
* notification_type in struct cper_record_header
*
* Corrected Machine Check
*/
#define CPER_NOTIFY_CMC \
UUID_LE(0x2DCE8BB1, 0xBDD7, 0x450e, 0xB9, 0xAD, 0x9C, 0xF4, \
0xEB, 0xD4, 0xF8, 0x90)
/* Corrected Platform Error */
#define CPER_NOTIFY_CPE \
UUID_LE(0x4E292F96, 0xD843, 0x4a55, 0xA8, 0xC2, 0xD4, 0x81, \
0xF2, 0x7E, 0xBE, 0xEE)
/* Machine Check Exception */
#define CPER_NOTIFY_MCE \
UUID_LE(0xE8F56FFE, 0x919C, 0x4cc5, 0xBA, 0x88, 0x65, 0xAB, \
0xE1, 0x49, 0x13, 0xBB)
/* PCI Express Error */
#define CPER_NOTIFY_PCIE \
UUID_LE(0xCF93C01F, 0x1A16, 0x4dfc, 0xB8, 0xBC, 0x9C, 0x4D, \
0xAF, 0x67, 0xC1, 0x04)
/* INIT Record (for IPF) */
#define CPER_NOTIFY_INIT \
UUID_LE(0xCC5263E8, 0x9308, 0x454a, 0x89, 0xD0, 0x34, 0x0B, \
0xD3, 0x9B, 0xC9, 0x8E)
/* Non-Maskable Interrupt */
#define CPER_NOTIFY_NMI \
UUID_LE(0x5BAD89FF, 0xB7E6, 0x42c9, 0x81, 0x4A, 0xCF, 0x24, \
0x85, 0xD6, 0xE9, 0x8A)
/* BOOT Error Record */
#define CPER_NOTIFY_BOOT \
UUID_LE(0x3D61A466, 0xAB40, 0x409a, 0xA6, 0x98, 0xF3, 0x62, \
0xD4, 0x64, 0xB3, 0x8F)
/* DMA Remapping Error */
#define CPER_NOTIFY_DMAR \
UUID_LE(0x667DD791, 0xC6B3, 0x4c27, 0x8A, 0x6B, 0x0F, 0x8E, \
0x72, 0x2D, 0xEB, 0x41)
/*
* Flags bits definitions for flags in struct cper_record_header
* If set, the error has been recovered
*/
#define CPER_HW_ERROR_FLAGS_RECOVERED 0x1
/* If set, the error is for previous boot */
#define CPER_HW_ERROR_FLAGS_PREVERR 0x2
/* If set, the error is injected for testing */
#define CPER_HW_ERROR_FLAGS_SIMULATED 0x4
/*
* CPER section header revision, used in revision field in struct
* cper_section_descriptor
*/
#define CPER_SEC_REV 0x0100
/*
* Validation bits difinition for validation_bits in struct
* cper_section_descriptor. If set, corresponding fields in struct
* cper_section_descriptor contain valid information.
*
* corresponds fru_id
*/
#define CPER_SEC_VALID_FRU_ID 0x1
/* corresponds fru_text */
#define CPER_SEC_VALID_FRU_TEXT 0x2
/*
* Flags bits definitions for flags in struct cper_section_descriptor
*
* If set, the section is associated with the error condition
* directly, and should be focused on
*/
#define CPER_SEC_PRIMARY 0x0001
/*
* All tables and structs must be byte-packed to match CPER
* specification, since the tables are provided by the system BIOS
*/
#pragma pack(1)
struct cper_record_header {
char signature[CPER_SIG_SIZE]; /* must be CPER_SIG_RECORD */
__u16 revision; /* must be CPER_RECORD_REV */
__u32 signature_end; /* must be CPER_SIG_END */
__u16 section_count;
__u32 error_severity;
__u32 validation_bits;
__u32 record_length;
__u64 timestamp;
uuid_le platform_id;
uuid_le partition_id;
uuid_le creator_id;
uuid_le notification_type;
__u64 record_id;
__u32 flags;
__u64 persistence_information;
__u8 reserved[12]; /* must be zero */
};
struct cper_section_descriptor {
__u32 section_offset; /* Offset in bytes of the
* section body from the base
* of the record header */
__u32 section_length;
__u16 revision; /* must be CPER_RECORD_REV */
__u8 validation_bits;
__u8 reserved; /* must be zero */
__u32 flags;
uuid_le section_type;
uuid_le fru_id;
__u32 section_severity;
__u8 fru_text[20];
};
/* Reset to default packing */
#pragma pack()
#endif
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