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
17struct 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
34struct 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
76struct 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
84struct 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
95struct 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
105struct 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
114int bnxt_get_coredump(struct bnxt *bp, u16 dump_type, void *buf, u32 *dump_len);
115u32 bnxt_get_coredump_length(struct bnxt *bp, u16 dump_type);
116
117#endif
118