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 #define BNXT_CRASH_DUMP_LEN (8 << 20) 72 73 #define COREDUMP_LIST_BUF_LEN 2048 74 #define COREDUMP_RETRIEVE_BUF_LEN 4096 75 76 struct bnxt_coredump { 77 void *data; 78 int data_size; 79 u16 total_segs; 80 }; 81 82 #define BNXT_COREDUMP_BUF_LEN(len) ((len) - sizeof(struct bnxt_coredump_record)) 83 84 struct bnxt_hwrm_dbg_dma_info { 85 void *dest_buf; 86 int dest_buf_size; 87 u16 dma_len; 88 u16 seq_off; 89 u16 data_len_off; 90 u16 segs; 91 u32 seg_start; 92 u32 buf_len; 93 }; 94 95 struct hwrm_dbg_cmn_input { 96 __le16 req_type; 97 __le16 cmpl_ring; 98 __le16 seq_id; 99 __le16 target_id; 100 __le64 resp_addr; 101 __le64 host_dest_addr; 102 __le32 host_buf_len; 103 }; 104 105 struct hwrm_dbg_cmn_output { 106 __le16 error_code; 107 __le16 req_type; 108 __le16 seq_id; 109 __le16 resp_len; 110 u8 flags; 111 #define HWRM_DBG_CMN_FLAGS_MORE 1 112 }; 113 114 int bnxt_get_coredump(struct bnxt *bp, u16 dump_type, void *buf, u32 *dump_len); 115 u32 bnxt_get_coredump_length(struct bnxt *bp, u16 dump_type); 116 117 #endif 118