Add cper conversion function.

V3:
  Change commit message and update the calling function.

Signed-off-by: YiPeng Chai <yipeng.c...@amd.com>
Signed-off-by: Xiang Liu <xiang....@amd.com>
Reviewed-by: Tao Zhou <tao.zh...@amd.com>
---
 drivers/gpu/drm/amd/ras/rascore/ras_cper.c | 310 +++++++++++++++++++++
 drivers/gpu/drm/amd/ras/rascore/ras_cper.h | 304 ++++++++++++++++++++
 2 files changed, 614 insertions(+)
 create mode 100644 drivers/gpu/drm/amd/ras/rascore/ras_cper.c
 create mode 100644 drivers/gpu/drm/amd/ras/rascore/ras_cper.h

diff --git a/drivers/gpu/drm/amd/ras/rascore/ras_cper.c 
b/drivers/gpu/drm/amd/ras/rascore/ras_cper.c
new file mode 100644
index 000000000000..2343991adccf
--- /dev/null
+++ b/drivers/gpu/drm/amd/ras/rascore/ras_cper.c
@@ -0,0 +1,310 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright 2025 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+#include "ras.h"
+#include "ras_core_status.h"
+#include "ras_log_ring.h"
+#include "ras_cper.h"
+
+static const struct ras_cper_guid MCE  = CPER_NOTIFY__MCE;
+static const struct ras_cper_guid CMC  = CPER_NOTIFY__CMC;
+static const struct ras_cper_guid BOOT = BOOT__TYPE;
+
+static const struct ras_cper_guid CRASHDUMP = GPU__CRASHDUMP;
+static const struct ras_cper_guid RUNTIME = GPU__NONSTANDARD_ERROR;
+
+static void cper_get_timestamp(struct ras_core_context *ras_core,
+               struct ras_cper_timestamp *timestamp, uint64_t 
utc_second_timestamp)
+{
+       struct ras_time tm = {0};
+
+       ras_core_convert_timestamp_to_time(ras_core, utc_second_timestamp, &tm);
+       timestamp->seconds = tm.tm_sec;
+       timestamp->minutes = tm.tm_min;
+       timestamp->hours = tm.tm_hour;
+       timestamp->flag = 0;
+       timestamp->day = tm.tm_mday;
+       timestamp->month = tm.tm_mon;
+       timestamp->year = tm.tm_year % 100;
+       timestamp->century = tm.tm_year / 100;
+}
+
+static void fill_section_hdr(struct ras_core_context *ras_core,
+                               struct cper_section_hdr *hdr, enum 
ras_cper_type type,
+                               enum ras_cper_severity sev, struct ras_log_info 
*trace)
+{
+       struct device_system_info dev_info = {0};
+       char record_id[16];
+
+       hdr->signature[0]               = 'C';
+       hdr->signature[1]               = 'P';
+       hdr->signature[2]               = 'E';
+       hdr->signature[3]               = 'R';
+       hdr->revision                   = CPER_HDR__REV_1;
+       hdr->signature_end              = 0xFFFFFFFF;
+       hdr->error_severity             = sev;
+
+       hdr->valid_bits.platform_id     = 1;
+       hdr->valid_bits.partition_id    = 1;
+       hdr->valid_bits.timestamp       = 1;
+
+       ras_core_get_device_system_info(ras_core, &dev_info);
+
+       cper_get_timestamp(ras_core, &hdr->timestamp, trace->timestamp);
+
+       snprintf(record_id, 9, "%d:%llX", dev_info.socket_id,
+                   RAS_LOG_SEQNO_TO_BATCH_IDX(trace->seqno));
+       memcpy(hdr->record_id, record_id, 8);
+
+       snprintf(hdr->platform_id, 16, "0x%04X:0x%04X",
+               dev_info.vendor_id, dev_info.device_id);
+       /* pmfw version should be part of creator_id according to CPER spec */
+       snprintf(hdr->creator_id, 16, "%s", CPER_CREATOR_ID__AMDGPU);
+
+       switch (type) {
+       case RAS_CPER_TYPE_BOOT:
+               hdr->notify_type = BOOT;
+               break;
+       case RAS_CPER_TYPE_FATAL:
+       case RAS_CPER_TYPE_RMA:
+               hdr->notify_type = MCE;
+               break;
+       case RAS_CPER_TYPE_RUNTIME:
+               if (sev == RAS_CPER_SEV_NON_FATAL_CE)
+                       hdr->notify_type = CMC;
+               else
+                       hdr->notify_type = MCE;
+               break;
+       default:
+               RAS_DEV_ERR(ras_core->dev, "Unknown CPER Type\n");
+               break;
+       }
+}
+
+static int fill_section_descriptor(struct ras_core_context *ras_core,
+                                       struct cper_section_descriptor 
*descriptor,
+                                       enum ras_cper_severity sev,
+                                       struct ras_cper_guid sec_type,
+                                       uint32_t section_offset,
+                                       uint32_t section_length)
+{
+       struct device_system_info dev_info = {0};
+
+       descriptor->revision_minor              = CPER_SEC__MINOR_REV_1;
+       descriptor->revision_major              = CPER_SEC__MAJOR_REV_22;
+       descriptor->sec_offset          = section_offset;
+       descriptor->sec_length          = section_length;
+       descriptor->valid_bits.fru_text = 1;
+       descriptor->flag_bits.primary   = 1;
+       descriptor->severity                    = sev;
+       descriptor->sec_type                    = sec_type;
+
+       ras_core_get_device_system_info(ras_core, &dev_info);
+
+       snprintf(descriptor->fru_text, 20, "OAM%d", dev_info.socket_id);
+
+       if (sev == RAS_CPER_SEV_RMA)
+               descriptor->flag_bits.exceed_err_threshold = 1;
+
+       if (sev == RAS_CPER_SEV_NON_FATAL_UE)
+               descriptor->flag_bits.latent_err = 1;
+
+       return 0;
+}
+
+static int fill_section_fatal(struct ras_core_context *ras_core,
+               struct cper_section_fatal *fatal, struct ras_log_info *trace)
+{
+       fatal->data.reg_ctx_type = CPER_CTX_TYPE__CRASH;
+       fatal->data.reg_arr_size = sizeof(fatal->data.reg);
+
+       fatal->data.reg.status = trace->aca_reg.regs[RAS_CPER_ACA_REG_STATUS];
+       fatal->data.reg.addr   = trace->aca_reg.regs[RAS_CPER_ACA_REG_ADDR];
+       fatal->data.reg.ipid   = trace->aca_reg.regs[RAS_CPER_ACA_REG_IPID];
+       fatal->data.reg.synd   = trace->aca_reg.regs[RAS_CPER_ACA_REG_SYND];
+
+       return 0;
+}
+
+static int fill_section_runtime(struct ras_core_context *ras_core,
+               struct cper_section_runtime *runtime, struct ras_log_info 
*trace)
+{
+       runtime->hdr.valid_bits.err_info_cnt = 1;
+       runtime->hdr.valid_bits.err_context_cnt = 1;
+
+       runtime->descriptor.error_type = RUNTIME;
+       runtime->descriptor.ms_chk_bits.err_type_valid = 1;
+
+       runtime->reg.reg_ctx_type = CPER_CTX_TYPE__CRASH;
+       runtime->reg.reg_arr_size = sizeof(runtime->reg.reg_dump);
+
+       runtime->reg.reg_dump[RAS_CPER_ACA_REG_CTL]    = 
trace->aca_reg.regs[ACA_REG_IDX__CTL];
+       runtime->reg.reg_dump[RAS_CPER_ACA_REG_STATUS] = 
trace->aca_reg.regs[ACA_REG_IDX__STATUS];
+       runtime->reg.reg_dump[RAS_CPER_ACA_REG_ADDR]   = 
trace->aca_reg.regs[ACA_REG_IDX__ADDR];
+       runtime->reg.reg_dump[RAS_CPER_ACA_REG_MISC0]  = 
trace->aca_reg.regs[ACA_REG_IDX__MISC0];
+       runtime->reg.reg_dump[RAS_CPER_ACA_REG_CONFIG] = 
trace->aca_reg.regs[ACA_REG_IDX__CONFG];
+       runtime->reg.reg_dump[RAS_CPER_ACA_REG_IPID]   = 
trace->aca_reg.regs[ACA_REG_IDX__IPID];
+       runtime->reg.reg_dump[RAS_CPER_ACA_REG_SYND]   = 
trace->aca_reg.regs[ACA_REG_IDX__SYND];
+
+       return 0;
+}
+
+static int cper_generate_runtime_record(struct ras_core_context *ras_core,
+       struct cper_section_hdr *hdr, struct ras_log_info **trace_arr, uint32_t 
arr_num,
+               enum ras_cper_severity sev)
+{
+       struct cper_section_descriptor *descriptor;
+       struct cper_section_runtime *runtime;
+       int i;
+
+       fill_section_hdr(ras_core, hdr, RAS_CPER_TYPE_RUNTIME, sev, 
trace_arr[0]);
+       hdr->record_length =  RAS_HDR_LEN + ((RAS_SEC_DESC_LEN + 
RAS_NONSTD_SEC_LEN) * arr_num);
+       hdr->sec_cnt = arr_num;
+       for (i = 0; i < arr_num; i++) {
+               descriptor = (struct cper_section_descriptor *)((uint8_t *)hdr +
+                            RAS_SEC_DESC_OFFSET(i));
+               runtime = (struct cper_section_runtime *)((uint8_t *)hdr +
+                         RAS_NONSTD_SEC_OFFSET(hdr->sec_cnt, i));
+
+               fill_section_descriptor(ras_core, descriptor, sev, RUNTIME,
+                       RAS_NONSTD_SEC_OFFSET(hdr->sec_cnt, i),
+                       sizeof(struct cper_section_runtime));
+               fill_section_runtime(ras_core, runtime, trace_arr[i]);
+       }
+
+       return 0;
+}
+
+static int cper_generate_fatal_record(struct ras_core_context *ras_core,
+       uint8_t *buffer, struct ras_log_info **trace_arr, uint32_t arr_num)
+{
+       struct ras_cper_fatal_record record = {0};
+       int i = 0;
+
+       for (i = 0; i < arr_num; i++) {
+               fill_section_hdr(ras_core, &record.hdr, RAS_CPER_TYPE_FATAL,
+                                RAS_CPER_SEV_FATAL_UE, trace_arr[i]);
+               record.hdr.record_length =  RAS_HDR_LEN + RAS_SEC_DESC_LEN + 
RAS_FATAL_SEC_LEN;
+               record.hdr.sec_cnt = 1;
+
+               fill_section_descriptor(ras_core, &record.descriptor, 
RAS_CPER_SEV_FATAL_UE,
+                                       CRASHDUMP, offsetof(struct 
ras_cper_fatal_record, fatal),
+                                       sizeof(struct cper_section_fatal));
+
+               fill_section_fatal(ras_core, &record.fatal, trace_arr[i]);
+
+               memcpy(buffer + (i * record.hdr.record_length),
+                               &record, record.hdr.record_length);
+       }
+
+       return 0;
+}
+
+static int cper_get_record_size(enum ras_cper_type type, uint16_t 
section_count)
+{
+       int size = 0;
+
+       size += RAS_HDR_LEN;
+       size += (RAS_SEC_DESC_LEN * section_count);
+
+       switch (type) {
+       case RAS_CPER_TYPE_RUNTIME:
+       case RAS_CPER_TYPE_RMA:
+               size += (RAS_NONSTD_SEC_LEN * section_count);
+               break;
+       case RAS_CPER_TYPE_FATAL:
+               size += (RAS_FATAL_SEC_LEN * section_count);
+               size += (RAS_HDR_LEN * (section_count - 1));
+               break;
+       case RAS_CPER_TYPE_BOOT:
+               size += (RAS_BOOT_SEC_LEN * section_count);
+               break;
+       default:
+               /* should never reach here */
+               break;
+       }
+
+       return size;
+}
+
+static enum ras_cper_type cper_ras_log_event_to_cper_type(enum ras_log_event 
event)
+{
+       switch (event) {
+       case RAS_LOG_EVENT_UE:
+               return RAS_CPER_TYPE_FATAL;
+       case RAS_LOG_EVENT_DE:
+       case RAS_LOG_EVENT_CE:
+       case RAS_LOG_EVENT_POISON_CREATION:
+       case RAS_LOG_EVENT_POISON_CONSUMPTION:
+               return RAS_CPER_TYPE_RUNTIME;
+       case RAS_LOG_EVENT_RMA:
+               return RAS_CPER_TYPE_RMA;
+       default:
+               /* should never reach here */
+               return RAS_CPER_TYPE_RUNTIME;
+       }
+}
+
+int ras_cper_generate_cper(struct ras_core_context *ras_core,
+               struct ras_log_info **trace_list, uint32_t count,
+               uint8_t *buf, uint32_t buf_len, uint32_t *real_data_len)
+{
+       uint8_t *buffer = buf;
+       uint64_t buf_size = buf_len;
+       int record_size, saved_size = 0;
+       struct cper_section_hdr *hdr;
+
+       /* All the batch traces share the same event */
+       record_size = cper_get_record_size(
+                       cper_ras_log_event_to_cper_type(trace_list[0]->event), 
count);
+
+       if ((record_size + saved_size) > buf_size)
+               return -ENOMEM;
+
+       hdr = (struct cper_section_hdr *)(buffer + saved_size);
+
+       switch (trace_list[0]->event) {
+       case RAS_LOG_EVENT_RMA:
+               cper_generate_runtime_record(ras_core, hdr, trace_list, count, 
RAS_CPER_SEV_RMA);
+               break;
+       case RAS_LOG_EVENT_DE:
+               cper_generate_runtime_record(ras_core,
+                       hdr, trace_list, count, RAS_CPER_SEV_NON_FATAL_UE);
+               break;
+       case RAS_LOG_EVENT_CE:
+               cper_generate_runtime_record(ras_core,
+                       hdr, trace_list, count, RAS_CPER_SEV_NON_FATAL_CE);
+               break;
+       case RAS_LOG_EVENT_UE:
+               cper_generate_fatal_record(ras_core, buffer + saved_size, 
trace_list, count);
+               break;
+       default:
+               RAS_DEV_WARN(ras_core->dev, "Unprocessed trace event: %d\n", 
trace_list[0]->event);
+               break;
+       }
+
+       saved_size += record_size;
+
+       *real_data_len = saved_size;
+       return 0;
+}
diff --git a/drivers/gpu/drm/amd/ras/rascore/ras_cper.h 
b/drivers/gpu/drm/amd/ras/rascore/ras_cper.h
new file mode 100644
index 000000000000..076c1883c1ce
--- /dev/null
+++ b/drivers/gpu/drm/amd/ras/rascore/ras_cper.h
@@ -0,0 +1,304 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright 2025 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+#ifndef __RAS_CPER_H__
+#define __RAS_CPER_H__
+
+#define CPER_UUID_MAX_SIZE 16
+struct ras_cper_guid {
+       uint8_t b[CPER_UUID_MAX_SIZE];
+};
+
+#define CPER_GUID__INIT(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7)               
        \
+       ((struct ras_cper_guid)                                                 
        \
+       {{ (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) }})
+
+#define CPER_HDR__REV_1          (0x100)
+#define CPER_SEC__MINOR_REV_1    (0x01)
+#define CPER_SEC__MAJOR_REV_22   (0x22)
+#define CPER_OAM_MAX_COUNT      (8)
+
+#define CPER_CTX_TYPE__CRASH     (1)
+#define CPER_CTX_TYPE__BOOT      (9)
+
+#define CPER_CREATOR_ID__AMDGPU        "amdgpu"
+
+#define CPER_NOTIFY__MCE                                               \
+       CPER_GUID__INIT(0xE8F56FFE, 0x919C, 0x4cc5, 0xBA, 0x88, 0x65, 0xAB, \
+                 0xE1, 0x49, 0x13, 0xBB)
+#define CPER_NOTIFY__CMC                                               \
+       CPER_GUID__INIT(0x2DCE8BB1, 0xBDD7, 0x450e, 0xB9, 0xAD, 0x9C, 0xF4, \
+                 0xEB, 0xD4, 0xF8, 0x90)
+#define BOOT__TYPE                                                     \
+       CPER_GUID__INIT(0x3D61A466, 0xAB40, 0x409a, 0xA6, 0x98, 0xF3, 0x62, \
+                 0xD4, 0x64, 0xB3, 0x8F)
+
+#define GPU__CRASHDUMP                                                 \
+       CPER_GUID__INIT(0x32AC0C78, 0x2623, 0x48F6, 0xB0, 0xD0, 0x73, 0x65, \
+                 0x72, 0x5F, 0xD6, 0xAE)
+#define GPU__NONSTANDARD_ERROR                                     \
+       CPER_GUID__INIT(0x32AC0C78, 0x2623, 0x48F6, 0x81, 0xA2, 0xAC, 0x69, \
+                 0x17, 0x80, 0x55, 0x1D)
+#define PROC_ERR__SECTION_TYPE                                         \
+       CPER_GUID__INIT(0xDC3EA0B0, 0xA144, 0x4797, 0xB9, 0x5B, 0x53, 0xFA, \
+                 0x24, 0x2B, 0x6E, 0x1D)
+
+enum ras_cper_type {
+       RAS_CPER_TYPE_RUNTIME,
+       RAS_CPER_TYPE_FATAL,
+       RAS_CPER_TYPE_BOOT,
+       RAS_CPER_TYPE_RMA,
+};
+
+enum ras_cper_severity {
+       RAS_CPER_SEV_NON_FATAL_UE   = 0,
+       RAS_CPER_SEV_FATAL_UE       = 1,
+       RAS_CPER_SEV_NON_FATAL_CE   = 2,
+       RAS_CPER_SEV_RMA            = 3,
+
+       RAS_CPER_SEV_UNUSED = 10,
+};
+
+enum ras_cper_aca_reg {
+       RAS_CPER_ACA_REG_CTL    = 0,
+       RAS_CPER_ACA_REG_STATUS = 1,
+       RAS_CPER_ACA_REG_ADDR   = 2,
+       RAS_CPER_ACA_REG_MISC0  = 3,
+       RAS_CPER_ACA_REG_CONFIG = 4,
+       RAS_CPER_ACA_REG_IPID   = 5,
+       RAS_CPER_ACA_REG_SYND   = 6,
+       RAS_CPER_ACA_REG_DESTAT = 8,
+       RAS_CPER_ACA_REG_DEADDR = 9,
+       RAS_CPER_ACA_REG_MASK   = 10,
+
+       RAS_CPER_ACA_REG_COUNT     = 16,
+};
+
+#pragma pack(push, 1)
+
+struct ras_cper_timestamp {
+       uint8_t seconds;
+       uint8_t minutes;
+       uint8_t hours;
+       uint8_t flag;
+       uint8_t day;
+       uint8_t month;
+       uint8_t year;
+       uint8_t century;
+};
+
+struct cper_section_hdr {
+       char                     signature[4];  /* "CPER"  */
+       uint16_t                 revision;
+       uint32_t                 signature_end; /* 0xFFFFFFFF */
+       uint16_t                 sec_cnt;
+       enum ras_cper_severity error_severity;
+       union {
+               struct {
+                       uint32_t platform_id    : 1;
+                       uint32_t timestamp      : 1;
+                       uint32_t partition_id   : 1;
+                       uint32_t reserved       : 29;
+               } valid_bits;
+               uint32_t valid_mask;
+       };
+       uint32_t                record_length;    /* Total size of CPER Entry */
+       struct ras_cper_timestamp timestamp;
+       char                    platform_id[16];
+       struct ras_cper_guid                    partition_id;     /* Reserved */
+       char                    creator_id[16];
+       struct ras_cper_guid                    notify_type;      /* CMC, MCE */
+       char                    record_id[8];     /* Unique CPER Entry ID */
+       uint32_t                flags;            /* Reserved */
+       uint64_t                persistence_info; /* Reserved */
+       uint8_t                 reserved[12];     /* Reserved */
+};
+
+struct cper_section_descriptor {
+       uint32_t sec_offset;     /* Offset from the start of CPER entry */
+       uint32_t sec_length;
+       uint8_t  revision_minor; /* CPER_SEC_MINOR_REV_1 */
+       uint8_t  revision_major; /* CPER_SEC_MAJOR_REV_22 */
+       union {
+               struct {
+                       uint8_t fru_id          : 1;
+                       uint8_t fru_text        : 1;
+                       uint8_t reserved        : 6;
+               } valid_bits;
+               uint8_t valid_mask;
+       };
+       uint8_t reserved;
+       union {
+               struct {
+                       uint32_t primary                : 1;
+                       uint32_t reserved1              : 2;
+                       uint32_t exceed_err_threshold   : 1;
+                       uint32_t latent_err             : 1;
+                       uint32_t reserved2              : 27;
+               } flag_bits;
+               uint32_t flag_mask;
+       };
+       struct ras_cper_guid                    sec_type;
+       char                            fru_id[16];
+       enum ras_cper_severity severity;
+       char                            fru_text[20];
+};
+
+struct runtime_hdr {
+       union {
+               struct {
+                       uint64_t apic_id                : 1;
+                       uint64_t fw_id                  : 1;
+                       uint64_t err_info_cnt           : 6;
+                       uint64_t err_context_cnt        : 6;
+               } valid_bits;
+               uint64_t valid_mask;
+       };
+       uint64_t apic_id;
+       char     fw_id[48];
+};
+
+struct runtime_descriptor {
+       struct ras_cper_guid error_type;
+       union {
+               struct {
+                       uint64_t ms_chk                 : 1;
+                       uint64_t target_addr_id         : 1;
+                       uint64_t req_id                 : 1;
+                       uint64_t resp_id                : 1;
+                       uint64_t instr_ptr              : 1;
+                       uint64_t reserved               : 59;
+               } valid_bits;
+               uint64_t        valid_mask;
+       };
+       union {
+               struct {
+                       uint64_t err_type_valid         : 1;
+                       uint64_t pcc_valid              : 1;
+                       uint64_t uncorr_valid           : 1;
+                       uint64_t precise_ip_valid       : 1;
+                       uint64_t restartable_ip_valid   : 1;
+                       uint64_t overflow_valid         : 1;
+                       uint64_t reserved1              : 10;
+                       uint64_t err_type               : 2;
+                       uint64_t pcc                    : 1;
+                       uint64_t uncorr                 : 1;
+                       uint64_t precised_ip            : 1;
+                       uint64_t restartable_ip         : 1;
+                       uint64_t overflow               : 1;
+                       uint64_t reserved2              : 41;
+               } ms_chk_bits;
+               uint64_t ms_chk_mask;
+       };
+       uint64_t target_addr_id;
+       uint64_t req_id;
+       uint64_t resp_id;
+       uint64_t instr_ptr;
+};
+
+struct runtime_error_reg {
+       uint16_t reg_ctx_type;
+       uint16_t reg_arr_size;
+       uint32_t msr_addr;
+       uint64_t mm_reg_addr;
+       uint64_t reg_dump[RAS_CPER_ACA_REG_COUNT];
+};
+
+struct cper_section_runtime {
+       struct runtime_hdr  hdr;
+       struct runtime_descriptor descriptor;
+       struct runtime_error_reg  reg;
+};
+
+struct crashdump_hdr {
+       uint64_t reserved1;
+       uint64_t reserved2;
+       char     fw_id[48];
+       uint64_t reserved3[8];
+};
+
+struct fatal_reg_info {
+       uint64_t status;
+       uint64_t addr;
+       uint64_t ipid;
+       uint64_t synd;
+};
+
+struct crashdump_fatal {
+       uint16_t reg_ctx_type;
+       uint16_t reg_arr_size;
+       uint32_t reserved1;
+       uint64_t reserved2;
+       struct fatal_reg_info reg;
+};
+
+struct crashdump_boot {
+       uint16_t reg_ctx_type;
+       uint16_t reg_arr_size;
+       uint32_t reserved1;
+       uint64_t reserved2;
+       uint64_t msg[CPER_OAM_MAX_COUNT];
+};
+
+struct cper_section_fatal {
+       struct crashdump_hdr    hdr;
+       struct crashdump_fatal  data;
+};
+
+struct cper_section_boot {
+       struct crashdump_hdr  hdr;
+       struct crashdump_boot data;
+};
+
+struct ras_cper_fatal_record {
+       struct cper_section_hdr hdr;
+       struct cper_section_descriptor descriptor;
+       struct cper_section_fatal fatal;
+};
+#pragma pack(pop)
+
+#define RAS_HDR_LEN                            (sizeof(struct 
cper_section_hdr))
+#define RAS_SEC_DESC_LEN                       (sizeof(struct cper_sec_desc))
+
+#define RAS_BOOT_SEC_LEN                       (sizeof(struct 
cper_sec_crashdump_boot))
+#define RAS_FATAL_SEC_LEN                      (sizeof(struct 
cper_sec_crashdump_fatal))
+#define RAS_NONSTD_SEC_LEN                     (sizeof(struct 
cper_sec_nonstd_err))
+
+#define RAS_SEC_DESC_OFFSET(idx)               (RAS_HDR_LEN + 
(RAS_SEC_DESC_LEN * idx))
+
+#define RAS_BOOT_SEC_OFFSET(count, idx) \
+       (RAS_HDR_LEN + (RAS_SEC_DESC_LEN * count) + (RAS_BOOT_SEC_LEN * idx))
+#define RAS_FATAL_SEC_OFFSET(count, idx) \
+       (RAS_HDR_LEN + (RAS_SEC_DESC_LEN * count) + (RAS_FATAL_SEC_LEN * idx))
+#define RAS_NONSTD_SEC_OFFSET(count, idx) \
+       (RAS_HDR_LEN + (RAS_SEC_DESC_LEN * count) + (RAS_NONSTD_SEC_LEN * idx))
+
+struct ras_core_context;
+struct ras_log_info;
+int ras_cper_generate_cper(struct ras_core_context *ras_core,
+               struct ras_log_info **trace_list, uint32_t count,
+               uint8_t *buf, uint32_t buf_len, uint32_t *real_data_len);
+#endif
-- 
2.34.1

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