Shad Ansari | 2f7f9be | 2017-06-07 13:34:53 -0700 | [diff] [blame] | 1 | /* |
| 2 | <:copyright-BRCM:2016:DUAL/GPL:standard |
| 3 | |
| 4 | Broadcom Proprietary and Confidential.(c) 2016 Broadcom |
| 5 | All Rights Reserved |
| 6 | |
| 7 | Unless you and Broadcom execute a separate written software license |
| 8 | agreement governing use of this software, this software is licensed |
| 9 | to you under the terms of the GNU General Public License version 2 |
| 10 | (the "GPL"), available at http://www.broadcom.com/licenses/GPLv2.php, |
| 11 | with the following added to such license: |
| 12 | |
| 13 | As a special exception, the copyright holders of this software give |
| 14 | you permission to link this software with independent modules, and |
| 15 | to copy and distribute the resulting executable under terms of your |
| 16 | choice, provided that you also meet, for each linked independent |
| 17 | module, the terms and conditions of the license of that module. |
| 18 | An independent module is a module which is not derived from this |
| 19 | software. The special exception does not apply to any modifications |
| 20 | of the software. |
| 21 | |
| 22 | Not withstanding the above, under no circumstances may you combine |
| 23 | this software in any way with any other Broadcom software provided |
| 24 | under a license other than the GPL, without Broadcom's express prior |
| 25 | written consent. |
| 26 | |
| 27 | :> |
| 28 | */ |
| 29 | |
| 30 | #ifndef BCMTR_DEBUG_H_ |
| 31 | #define BCMTR_DEBUG_H_ |
| 32 | |
| 33 | #include <bcm_config.h> |
| 34 | #include <bcmolt_msg_pack.h> |
| 35 | #include <bcmtr_header.h> |
| 36 | #include <bcmolt_msg.h> |
| 37 | #include <bcmcli.h> |
| 38 | |
| 39 | /* CLD stands for capture,log,debug */ |
| 40 | |
| 41 | /** Capture, log, debug type */ |
| 42 | typedef enum |
| 43 | { |
| 44 | BCMTR_CLD_NONE = 0, /**< Off */ |
| 45 | BCMTR_CLD_CAPTURE = 0x01, /**< Message capture */ |
| 46 | BCMTR_CLD_LOG = 0x02, /**< Message logging */ |
| 47 | BCMTR_CLD_DUMP_HDR = 0x04, /**< Message header dump */ |
| 48 | BCMTR_CLD_DUMP = 0x0C, /**< Message header and body dump */ |
| 49 | } bcmtr_cld_type; |
| 50 | |
| 51 | /** Event type */ |
| 52 | typedef enum |
| 53 | { |
| 54 | BCMTR_CLD_EV_SEND, /**< Send message */ |
| 55 | BCMTR_CLD_EV_RESEND, /**< Retransmit message */ |
| 56 | BCMTR_CLD_EV_RECV, /**< Receive message */ |
| 57 | BCMTR_CLD_EV_RECV_DISCARD, /**< Receive message discarded */ |
| 58 | BCMTR_CLD_EV_TIMEOUT, /**< Request timed out waiting for response */ |
| 59 | } bcmtr_cld_event_type; |
| 60 | |
| 61 | /** Capture, log, debug filter */ |
| 62 | typedef struct |
| 63 | { |
| 64 | bcmolt_mgt_group group; /**< Message group. Can be BCMOLT_MGT_GROUP_ANY */ |
| 65 | bcmolt_obj_id object; /**< Object. Can be BCMOLT_OBJECT_ANY */ |
| 66 | uint16_t subgroup; /**< Message subgroup. Can be BCMOLT_SUBGROUP_ANY */ |
| 67 | } bcmtr_cld_filter; |
| 68 | |
| 69 | /** Initialize transport capture,log, debug service |
| 70 | * \param[in] parent Parent CLI directory. Can be NULL |
| 71 | * \returns BCM_ERR_OK or error code |
| 72 | */ |
| 73 | bcmos_errno bcmtr_cld_init(bcmcli_session *session); |
| 74 | |
| 75 | /** Clean up transport capture, log, debug service |
| 76 | */ |
| 77 | void bcmtr_cld_exit(void); |
| 78 | |
| 79 | /** Set capture, log, debug for selected messages |
| 80 | * \param[in] device Device id |
| 81 | * \param[in] filter Message filter |
| 82 | * \param[in] cld_level Capture, log, debug level. Can be a combination of BCMTR_CLD_.. constants |
| 83 | * \returns BCM_ERR_OK or error code |
| 84 | */ |
| 85 | bcmos_errno bcmtr_cld_level_set(bcmolt_devid device, const bcmtr_cld_filter *filter, bcmtr_cld_type cld_level); |
| 86 | |
| 87 | /** Get capture, log, debug for selected message |
| 88 | * \param[in] device Device id |
| 89 | * \param[in] filter Message filter. Wildcards are not allowed. |
| 90 | * \param[out] cld_level Capture, log, debug level |
| 91 | * \returns BCM_ERR_OK or error code |
| 92 | */ |
| 93 | bcmos_errno bcmtr_cld_level_get(bcmolt_devid device, const bcmtr_cld_filter *filter, bcmtr_cld_type *cld_level); |
| 94 | |
| 95 | /* |
| 96 | * Message capture functions |
| 97 | */ |
| 98 | |
| 99 | /** |
| 100 | * Message capture facility allows capturing messages between the host |
| 101 | * and OLT at real time. The recorded trace can be dumped in |
| 102 | * human readable format or "played back" in order to reproduce |
| 103 | * the configuration under test. |
| 104 | * @{ |
| 105 | */ |
| 106 | |
| 107 | /** Minimal trace buffer size (bytes) */ |
| 108 | #define BCMTR_CAPTURE_MIN_BUF_SIZE (16*1024) |
| 109 | |
| 110 | /** Capture buffer configuration parameters */ |
| 111 | typedef struct bcmtr_capture_parm |
| 112 | { |
| 113 | uint32_t size; /**< Capture buffer size. Must be at least \ref BCMTR_CAPTURE_MIN_BUF_SIZE bytes */ |
| 114 | void *ptr; /**< Optional capture buffer pointer. Allocated automatically if NULL */ |
| 115 | bcmos_bool stop_on_full; /**< TRUE-stop recording when buffer is full. FALSE=circular buffer */ |
| 116 | bcmos_bool activate; /**< Auto-activate capture immediately after init */ |
| 117 | } bcmtr_capture_parm; |
| 118 | |
| 119 | /** Capture info record */ |
| 120 | typedef struct bcmtr_capture_info |
| 121 | { |
| 122 | uint32_t size; /**< Capture buffer size */ |
| 123 | uint32_t used; /**< Used bytes */ |
| 124 | uint32_t wa; /**< Number of times capture buffer wrapped around */ |
| 125 | uint32_t msgs; /**< Number of complete messages stored in the capture buffer */ |
| 126 | uint32_t lost; /**< Number of messages lost due to buffer overflow */ |
| 127 | } bcmtr_capture_info; |
| 128 | |
| 129 | /* Capture entry header |
| 130 | * |
| 131 | * Followed by msg_size bytes of message data |
| 132 | */ |
| 133 | typedef struct |
| 134 | { |
| 135 | uint32_t msg_size; /**< Message size (bytes); MUST be the first member */ |
| 136 | uint32_t event; /**< bcmtr_cld_event_type event */ |
| 137 | uint32_t timestamp; /**< Message timestamp (us) */ |
| 138 | /* Followed by message data padded to the nearest 4 bytes */ |
| 139 | } bcmtr_capture_entry; |
| 140 | |
| 141 | /** Initialize capture buffer |
| 142 | * |
| 143 | * This function must be called first. |
| 144 | * \param[in] olt Olt index |
| 145 | * \param[in] cfg Capture configuration parameters |
| 146 | * \return 0=success or error code |
| 147 | */ |
| 148 | bcmos_errno bcmtr_capture_init(bcmolt_devid olt, const bcmtr_capture_parm *parm); |
| 149 | |
| 150 | /** Destroy capture buffer |
| 151 | * |
| 152 | * Destroy buffer initialized by bcmtr_capture_Init(). |
| 153 | * \param[in] olt Olt index |
| 154 | * Following this call all recording is lost. |
| 155 | */ |
| 156 | void bcmtr_capture_destroy(bcmolt_devid olt); |
| 157 | |
| 158 | /** Get capture recording info |
| 159 | * |
| 160 | * \param[in] olt Olt index |
| 161 | * \param[out] info Capture information |
| 162 | * \return 0=success or error code |
| 163 | */ |
| 164 | bcmos_errno bcmtr_capture_info_get(bcmolt_devid olt, bcmtr_capture_info *info); |
| 165 | |
| 166 | /** Get the number of readable bytes in the capture buffer |
| 167 | * |
| 168 | * \param[in] olt OLT index |
| 169 | * \param[out] size Number of readable bytes |
| 170 | */ |
| 171 | bcmos_errno bcmtr_capture_size_get(bcmolt_devid olt, uint32_t *size); |
| 172 | |
| 173 | /** Read portion of capture |
| 174 | * |
| 175 | * This function reads recorded data into a user buffer starting at the specified offset from the beginning of the |
| 176 | * capture up to the specified length. Applications can use this function in order to save capture into file or dump it. |
| 177 | * |
| 178 | * \param[in] olt OLT index |
| 179 | * \param[out] buf User buffer |
| 180 | * \param[in] offset Buffer offset to start read (bytes) |
| 181 | * \param[in/out] length in: Maximum number of bytes to read into the user buffer |
| 182 | * out: Remaining unused bytes in user buffer |
| 183 | * \return 0=success or error code |
| 184 | */ |
| 185 | bcmos_errno bcmtr_capture_read(bcmolt_devid olt, uint8_t *buf, uint32_t offset, uint32_t *length); |
| 186 | |
| 187 | /** Advance buffer to next capture entry |
| 188 | * |
| 189 | * Helper function used to scan buffer read by bcmtr_capture_read() |
| 190 | * |
| 191 | * \param[in/out] buf Capture buffer |
| 192 | * \param[out] hdr Capture entry header |
| 193 | * \param[out] msg Pointer to packed message |
| 194 | */ |
| 195 | bcmos_bool bcmtr_capture_entry_get_next(bcmolt_buf *buf, bcmtr_capture_entry *hdr, uint8_t **msg); |
| 196 | |
| 197 | /** Decode and dump capture recording |
| 198 | * |
| 199 | * This function interprets and dumps capture recording. |
| 200 | * |
| 201 | * \param[in] session CLI session |
| 202 | * \param[in] olt OLT index |
| 203 | * \param[out] nmsgs Number of messages dumped |
| 204 | * \return 0=success or error code |
| 205 | */ |
| 206 | bcmos_errno bcmtr_capture_dump(bcmcli_session *session, bcmolt_devid olt, uint32_t *nmsgs); |
| 207 | |
| 208 | /** (Re)start / Suspend capture recording |
| 209 | * |
| 210 | * \param[in] olt OLT index |
| 211 | * \param[in] start TRUE=start, FALSE=suspend |
| 212 | * \return 0=success or error code |
| 213 | */ |
| 214 | bcmos_errno bcmtr_capture_start_stop(bcmolt_devid olt, bcmos_bool start); |
| 215 | |
| 216 | /** Are we actively capturing? |
| 217 | * |
| 218 | * \param[in] olt OLT index |
| 219 | * \return TRUE=actively capturing, FALSE=NOT capturing |
| 220 | */ |
| 221 | bcmos_bool bcmtr_capture_is_active(bcmolt_devid olt); |
| 222 | |
| 223 | /** Convert entry to platform specific format |
| 224 | * |
| 225 | * \param[in/out] buf Capture buffer |
| 226 | * \param[out] entry Capture entry header |
| 227 | * |
| 228 | * \return TRUE if success, FALSE otherwise |
| 229 | */ |
| 230 | bcmos_bool bcmtr_capture_entry_unpack(bcmolt_buf *buf, bcmtr_capture_entry *entry); |
| 231 | |
| 232 | /* |
| 233 | * Internal functions - called from transport level |
| 234 | */ |
| 235 | |
| 236 | /* Per-OLT, per-command combined trace,log,debug level */ |
| 237 | extern bcmtr_cld_type bcmtr_cld_active_level[BCMTR_MAX_OLTS][BCMOLT_GROUP_ID__NUM_OF]; |
| 238 | |
| 239 | /* Notify message. |
| 240 | * Called by transport layer |
| 241 | */ |
| 242 | void bcmtr_cld_notify(bcmolt_devid device, const bcmtr_hdr *hdr, |
| 243 | bcmtr_cld_event_type ev, uint32_t ts, const uint8_t *packed, uint32_t packed_length, |
| 244 | bcmolt_msg *msg); |
| 245 | |
| 246 | /* Check if CLD is enabled for the message and record if yes |
| 247 | * Called by transport layer |
| 248 | */ |
| 249 | #define BCMTR_CLD_CHECK_NOTIFY(_device, _hdr, _ev, _ts, _packed, _packed_length, _msg) \ |
| 250 | do {\ |
| 251 | if (bcmtr_cld_active_level[_device][(_hdr)->msg_id]) \ |
| 252 | { \ |
| 253 | bcmtr_cld_notify(_device, _hdr, _ev, _ts, _packed, _packed_length, _msg); \ |
| 254 | } \ |
| 255 | } while (0) |
| 256 | |
| 257 | #endif /* BCMTR_DEBUG_H_ */ |