drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.h

   1 /* Broadcom NetXtreme-C/E network driver.
   2  *
   3  * Copyright (c) 2018 Broadcom Inc
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation.
   8  */
   9
  10 #ifndef BNXT_COREDUMP_H
  11 #define BNXT_COREDUMP_H
  12
  13 #include <linux/utsname.h>
  14 #include <linux/time.h>
  15 #include <linux/rtc.h>
  16
  17 struct bnxt_coredump_segment_hdr {
  18         __u8 signature[4];
  19         __le32 component_id;
  20         __le32 segment_id;
  21         __le32 flags;
  22         __u8 low_version;
  23         __u8 high_version;
  24         __le16 function_id;
  25         __le32 offset;
  26         __le32 length;
  27         __le32 status;
  28         __le32 duration;
  29         __le32 data_offset;
  30         __le32 instance;
  31         __le32 rsvd[5];
  32 };
  33
  34 struct bnxt_coredump_record {
  35         __u8 signature[4];
  36         __le32 flags;
  37         __u8 low_version;
  38         __u8 high_version;
  39         __u8 asic_state;
  40         __u8 rsvd0[5];
  41         char system_name[32];
  42         __le16 year;
  43         __le16 month;
  44         __le16 day;
  45         __le16 hour;
  46         __le16 minute;
  47         __le16 second;
  48         __le16 utc_bias;
  49         __le16 rsvd1;
  50         char commandline[256];
  51         __le32 total_segments;
  52         __le32 os_ver_major;
  53         __le32 os_ver_minor;
  54         __le32 rsvd2;
  55         char os_name[32];
  56         __le16 end_year;
  57         __le16 end_month;
  58         __le16 end_day;
  59         __le16 end_hour;
  60         __le16 end_minute;
  61         __le16 end_second;
  62         __le16 end_utc_bias;
  63         __le32 asic_id1;
  64         __le32 asic_id2;
  65         __le32 coredump_status;
  66         __u8 ioctl_low_version;
  67         __u8 ioctl_high_version;
  68         __le16 rsvd3[313];
  69 };
  70
  71 struct bnxt_driver_segment_record {
  72         __le32 max_entries;
  73         __le32 entry_size;
  74         __le32 offset;
  75         __u8 wrapped:1;
  76         __u8 unused[3];
  77 };
  78
  79 #define BNXT_VER_GET_COMP_ID    2
  80 #define BNXT_DRV_COMP_ID        0xd
  81
  82 #define BNXT_CTX_MEM_SEG_ID_START  0x200
  83
  84 #define BNXT_CTX_MEM_SEG_QP     (BNXT_CTX_MEM_SEG_ID_START + BNXT_CTX_QP)
  85 #define BNXT_CTX_MEM_SEG_SRQ    (BNXT_CTX_MEM_SEG_ID_START + BNXT_CTX_SRQ)
  86 #define BNXT_CTX_MEM_SEG_CQ     (BNXT_CTX_MEM_SEG_ID_START + BNXT_CTX_CQ)
  87 #define BNXT_CTX_MEM_SEG_VNIC   (BNXT_CTX_MEM_SEG_ID_START + BNXT_CTX_VNIC)
  88 #define BNXT_CTX_MEM_SEG_STAT   (BNXT_CTX_MEM_SEG_ID_START + BNXT_CTX_STAT)
  89 #define BNXT_CTX_MEM_SEG_STQM   (BNXT_CTX_MEM_SEG_ID_START + BNXT_CTX_STQM)
  90 #define BNXT_CTX_MEM_SEG_FTQM   (BNXT_CTX_MEM_SEG_ID_START + BNXT_CTX_FTQM)
  91 #define BNXT_CTX_MEM_SEG_MRAV   (BNXT_CTX_MEM_SEG_ID_START + BNXT_CTX_MRAV)
  92 #define BNXT_CTX_MEM_SEG_TIM    (BNXT_CTX_MEM_SEG_ID_START + BNXT_CTX_TIM)
  93
  94 #define BNXT_CTX_MEM_SEG_SRT    0x1
  95 #define BNXT_CTX_MEM_SEG_SRT2   0x2
  96 #define BNXT_CTX_MEM_SEG_CRT    0x3
  97 #define BNXT_CTX_MEM_SEG_CRT2   0x4
  98 #define BNXT_CTX_MEM_SEG_RIGP0  0x5
  99 #define BNXT_CTX_MEM_SEG_L2HWRM 0x6
 100 #define BNXT_CTX_MEM_SEG_REHWRM 0x7
 101 #define BNXT_CTX_MEM_SEG_CA0    0x8
 102 #define BNXT_CTX_MEM_SEG_CA1    0x9
 103 #define BNXT_CTX_MEM_SEG_CA2    0xa
 104 #define BNXT_CTX_MEM_SEG_RIGP1  0xb
 105
 106 #define BNXT_CRASH_DUMP_LEN     (8 << 20)
 107
 108 #define COREDUMP_LIST_BUF_LEN           2048
 109 #define COREDUMP_RETRIEVE_BUF_LEN       4096
 110
 111 #define BNXT_SEG_HDR_LEN        sizeof(struct bnxt_coredump_segment_hdr)
 112 #define BNXT_SEG_RCD_LEN        sizeof(struct bnxt_driver_segment_record)
 113
 114 struct bnxt_coredump {
 115         void            *data;
 116         int             data_size;
 117         u16             total_segs;
 118 };
 119
 120 #define BNXT_COREDUMP_BUF_LEN(len) ((len) - sizeof(struct bnxt_coredump_record))
 121
 122 struct bnxt_hwrm_dbg_dma_info {
 123         void *dest_buf;
 124         int dest_buf_size;
 125         u16 dma_len;
 126         u16 seq_off;
 127         u16 data_len_off;
 128         u16 segs;
 129         u32 seg_start;
 130         u32 buf_len;
 131 };
 132
 133 struct hwrm_dbg_cmn_input {
 134         __le16 req_type;
 135         __le16 cmpl_ring;
 136         __le16 seq_id;
 137         __le16 target_id;
 138         __le64 resp_addr;
 139         __le64 host_dest_addr;
 140         __le32 host_buf_len;
 141 };
 142
 143 struct hwrm_dbg_cmn_output {
 144         __le16 error_code;
 145         __le16 req_type;
 146         __le16 seq_id;
 147         __le16 resp_len;
 148         u8 flags;
 149         #define HWRM_DBG_CMN_FLAGS_MORE 1
 150 };
 151
 152 #define BNXT_DBG_FL_CR_DUMP_SIZE_SOC    \
 153         DBG_QCFG_REQ_FLAGS_CRASHDUMP_SIZE_FOR_DEST_DEST_SOC_DDR
 154 #define BNXT_DBG_FL_CR_DUMP_SIZE_HOST   \
 155         DBG_QCFG_REQ_FLAGS_CRASHDUMP_SIZE_FOR_DEST_DEST_HOST_DDR
 156 #define BNXT_DBG_CR_DUMP_MDM_CFG_DDR    \
 157         DBG_CRASHDUMP_MEDIUM_CFG_REQ_TYPE_DDR
 158
 159 void bnxt_fill_coredump_seg_hdr(struct bnxt *bp,
 160                                 struct bnxt_coredump_segment_hdr *seg_hdr,
 161                                 struct coredump_segment_record *seg_rec,
 162                                 u32 seg_len, int status, u32 duration,
 163                                 u32 instance, u32 comp_id, u32 seg_id);
 164 int bnxt_get_coredump(struct bnxt *bp, u16 dump_type, void *buf, u32 *dump_len);
 165 int bnxt_hwrm_get_dump_len(struct bnxt *bp, u16 dump_type, u32 *dump_len);
 166 u32 bnxt_get_coredump_length(struct bnxt *bp, u16 dump_type);
 167
 168 #endif