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mv88e6xxx_dump.c
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mv88e6xxx_dump.c
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#include <errno.h>
#include <getopt.h>
#include <linux/devlink.h>
#include <linux/genetlink.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "mnlg.h"
#include "utils.h"
/* All single snapshots used by this program have this ID. */
#define SNAPSHOT_ID 42
#define MAX_SNAPSHOT_DATA 128 * 1024
#define MV88E6085 6085
#define MV88E6095 6095
#define MV88E6097 6097
#define MV88E6131 6131
#define MV88E6320 6320
#define MV88E6123 6123
#define MV88E6161 6161
#define MV88E6165 6165
#define MV88E6171 6171
#define MV88E6172 6172
#define MV88E6175 6175
#define MV88E6176 6176
#define MV88E6190 6190
#define MV88E6191 6191
#define MV88E6185 6185
#define MV88E6220 6220
#define MV88E6240 6240
#define MV88E6250 6250
#define MV88E6290 6290
#define MV88E6321 6321
#define MV88E6141 6141
#define MV88E6341 6341
#define MV88E6352 6352
#define MV88E6350 6350
#define MV88E6351 6351
#define MV88E6390 6390
#define MAX_PORTS 11
struct mv88e6xxx_ctx
{
struct mnlg_socket *nlg;
const char *bus_name;
const char *dev_name;
unsigned int chip;
int ports;
bool repeat;
uint8_t snapshot_data[MAX_SNAPSHOT_DATA];
size_t data_len;
bool port_enabled[MAX_PORTS];
uint16_t port_regs[MAX_PORTS][32];
};
struct mv88e6xxx_devlink_atu_entry {
/* The FID is scattered over multiple registers. */
uint16_t fid;
uint16_t atu_op;
uint16_t atu_data;
uint16_t atu_01;
uint16_t atu_23;
uint16_t atu_45;
};
struct mv88e6xxx_devlink_vtu_entry {
uint16_t fid;
uint16_t sid;
uint16_t op;
uint16_t vid;
uint16_t data[3];
uint16_t resvd;
};
void usage(const char *progname)
{
printf("%s [OPTIONs]\n", progname);
printf(" --debug/-d\tExtra debug output\n");
printf(" --list/-l\tList the mv88e6xxx devices\n");
printf(" --device/-d\tDump this device\n");
printf(" --atu\t\tDump the ATU\n");
printf(" --vtu\t\tDump the VTU\n");
printf(" --ports\tDump all ports in a table\n");
printf(" --global1\tDump global1 registers\n");
printf(" --global2\tDump globAL2 registers\n");
exit(EXIT_FAILURE);
}
static int _mnlg_socket_recv_run(struct mnlg_socket *nlg,
mnl_cb_t data_cb, void *data)
{
int err;
err = mnlg_socket_recv_run(nlg, data_cb, data);
if (err < 0) {
printf("devlink answers: %s\n", strerror(errno));
return -errno;
}
return 0;
}
static int _mnlg_socket_send(struct mnlg_socket *nlg,
const struct nlmsghdr *nlh)
{
int err;
err = mnlg_socket_send(nlg, nlh);
if (err < 0) {
printf("Failed to call mnlg_socket_send\n");
return -errno;
}
return 0;
}
static int _mnlg_socket_sndrcv(struct mnlg_socket *nlg,
const struct nlmsghdr *nlh,
mnl_cb_t data_cb, void *data)
{
int err;
err = _mnlg_socket_send(nlg, nlh);
if (err)
return err;
return _mnlg_socket_recv_run(nlg, data_cb, data);
}
static const enum mnl_attr_data_type devlink_policy[DEVLINK_ATTR_MAX + 1] = {
[DEVLINK_ATTR_BUS_NAME] = MNL_TYPE_NUL_STRING,
[DEVLINK_ATTR_DEV_NAME] = MNL_TYPE_NUL_STRING,
[DEVLINK_ATTR_PORT_INDEX] = MNL_TYPE_U32,
[DEVLINK_ATTR_PORT_TYPE] = MNL_TYPE_U16,
[DEVLINK_ATTR_PORT_DESIRED_TYPE] = MNL_TYPE_U16,
[DEVLINK_ATTR_PORT_NETDEV_IFINDEX] = MNL_TYPE_U32,
[DEVLINK_ATTR_PORT_NETDEV_NAME] = MNL_TYPE_NUL_STRING,
[DEVLINK_ATTR_PORT_IBDEV_NAME] = MNL_TYPE_NUL_STRING,
[DEVLINK_ATTR_SB_INDEX] = MNL_TYPE_U32,
[DEVLINK_ATTR_SB_SIZE] = MNL_TYPE_U32,
[DEVLINK_ATTR_SB_INGRESS_POOL_COUNT] = MNL_TYPE_U16,
[DEVLINK_ATTR_SB_EGRESS_POOL_COUNT] = MNL_TYPE_U16,
[DEVLINK_ATTR_SB_INGRESS_TC_COUNT] = MNL_TYPE_U16,
[DEVLINK_ATTR_SB_EGRESS_TC_COUNT] = MNL_TYPE_U16,
[DEVLINK_ATTR_SB_POOL_INDEX] = MNL_TYPE_U16,
[DEVLINK_ATTR_SB_POOL_TYPE] = MNL_TYPE_U8,
[DEVLINK_ATTR_SB_POOL_SIZE] = MNL_TYPE_U32,
[DEVLINK_ATTR_SB_POOL_THRESHOLD_TYPE] = MNL_TYPE_U8,
[DEVLINK_ATTR_SB_THRESHOLD] = MNL_TYPE_U32,
[DEVLINK_ATTR_SB_TC_INDEX] = MNL_TYPE_U16,
[DEVLINK_ATTR_SB_OCC_CUR] = MNL_TYPE_U32,
[DEVLINK_ATTR_SB_OCC_MAX] = MNL_TYPE_U32,
[DEVLINK_ATTR_ESWITCH_MODE] = MNL_TYPE_U16,
[DEVLINK_ATTR_ESWITCH_INLINE_MODE] = MNL_TYPE_U8,
[DEVLINK_ATTR_ESWITCH_ENCAP_MODE] = MNL_TYPE_U8,
[DEVLINK_ATTR_DPIPE_TABLES] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_DPIPE_TABLE] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_DPIPE_TABLE_NAME] = MNL_TYPE_STRING,
[DEVLINK_ATTR_DPIPE_TABLE_SIZE] = MNL_TYPE_U64,
[DEVLINK_ATTR_DPIPE_TABLE_MATCHES] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_DPIPE_TABLE_ACTIONS] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_DPIPE_TABLE_COUNTERS_ENABLED] = MNL_TYPE_U8,
[DEVLINK_ATTR_DPIPE_ENTRIES] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_DPIPE_ENTRY] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_DPIPE_ENTRY_INDEX] = MNL_TYPE_U64,
[DEVLINK_ATTR_DPIPE_ENTRY_MATCH_VALUES] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_DPIPE_ENTRY_ACTION_VALUES] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_DPIPE_ENTRY_COUNTER] = MNL_TYPE_U64,
[DEVLINK_ATTR_DPIPE_MATCH] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_DPIPE_MATCH_VALUE] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_DPIPE_MATCH_TYPE] = MNL_TYPE_U32,
[DEVLINK_ATTR_DPIPE_ACTION] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_DPIPE_ACTION_VALUE] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_DPIPE_ACTION_TYPE] = MNL_TYPE_U32,
[DEVLINK_ATTR_DPIPE_VALUE_MAPPING] = MNL_TYPE_U32,
[DEVLINK_ATTR_DPIPE_HEADERS] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_DPIPE_HEADER] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_DPIPE_HEADER_NAME] = MNL_TYPE_STRING,
[DEVLINK_ATTR_DPIPE_HEADER_ID] = MNL_TYPE_U32,
[DEVLINK_ATTR_DPIPE_HEADER_FIELDS] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_DPIPE_HEADER_GLOBAL] = MNL_TYPE_U8,
[DEVLINK_ATTR_DPIPE_HEADER_INDEX] = MNL_TYPE_U32,
[DEVLINK_ATTR_DPIPE_FIELD] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_DPIPE_FIELD_NAME] = MNL_TYPE_STRING,
[DEVLINK_ATTR_DPIPE_FIELD_ID] = MNL_TYPE_U32,
[DEVLINK_ATTR_DPIPE_FIELD_BITWIDTH] = MNL_TYPE_U32,
[DEVLINK_ATTR_DPIPE_FIELD_MAPPING_TYPE] = MNL_TYPE_U32,
[DEVLINK_ATTR_PARAM] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_PARAM_NAME] = MNL_TYPE_STRING,
[DEVLINK_ATTR_PARAM_TYPE] = MNL_TYPE_U8,
[DEVLINK_ATTR_PARAM_VALUES_LIST] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_PARAM_VALUE] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_PARAM_VALUE_CMODE] = MNL_TYPE_U8,
[DEVLINK_ATTR_REGION_NAME] = MNL_TYPE_STRING,
[DEVLINK_ATTR_REGION_SIZE] = MNL_TYPE_U64,
[DEVLINK_ATTR_REGION_SNAPSHOTS] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_REGION_SNAPSHOT] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_REGION_SNAPSHOT_ID] = MNL_TYPE_U32,
[DEVLINK_ATTR_REGION_CHUNKS] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_REGION_CHUNK] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_REGION_CHUNK_DATA] = MNL_TYPE_BINARY,
[DEVLINK_ATTR_REGION_CHUNK_ADDR] = MNL_TYPE_U64,
[DEVLINK_ATTR_REGION_CHUNK_LEN] = MNL_TYPE_U64,
[DEVLINK_ATTR_INFO_DRIVER_NAME] = MNL_TYPE_STRING,
[DEVLINK_ATTR_INFO_SERIAL_NUMBER] = MNL_TYPE_STRING,
[DEVLINK_ATTR_INFO_VERSION_FIXED] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_INFO_VERSION_RUNNING] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_INFO_VERSION_STORED] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_INFO_VERSION_NAME] = MNL_TYPE_STRING,
[DEVLINK_ATTR_INFO_VERSION_VALUE] = MNL_TYPE_STRING,
[DEVLINK_ATTR_HEALTH_REPORTER] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_HEALTH_REPORTER_NAME] = MNL_TYPE_STRING,
[DEVLINK_ATTR_HEALTH_REPORTER_STATE] = MNL_TYPE_U8,
[DEVLINK_ATTR_HEALTH_REPORTER_ERR_COUNT] = MNL_TYPE_U64,
[DEVLINK_ATTR_HEALTH_REPORTER_RECOVER_COUNT] = MNL_TYPE_U64,
[DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS] = MNL_TYPE_U64,
[DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD] = MNL_TYPE_U64,
[DEVLINK_ATTR_FLASH_UPDATE_COMPONENT] = MNL_TYPE_STRING,
[DEVLINK_ATTR_FLASH_UPDATE_STATUS_MSG] = MNL_TYPE_STRING,
[DEVLINK_ATTR_FLASH_UPDATE_STATUS_DONE] = MNL_TYPE_U64,
[DEVLINK_ATTR_FLASH_UPDATE_STATUS_TOTAL] = MNL_TYPE_U64,
[DEVLINK_ATTR_STATS] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_TRAP_NAME] = MNL_TYPE_STRING,
[DEVLINK_ATTR_TRAP_ACTION] = MNL_TYPE_U8,
[DEVLINK_ATTR_TRAP_TYPE] = MNL_TYPE_U8,
[DEVLINK_ATTR_TRAP_GENERIC] = MNL_TYPE_FLAG,
[DEVLINK_ATTR_TRAP_METADATA] = MNL_TYPE_NESTED,
[DEVLINK_ATTR_TRAP_GROUP_NAME] = MNL_TYPE_STRING,
[DEVLINK_ATTR_RELOAD_FAILED] = MNL_TYPE_U8,
};
static int attr_cb(const struct nlattr *attr, void *data)
{
const struct nlattr **tb = data;
int type;
if (mnl_attr_type_valid(attr, DEVLINK_ATTR_MAX) < 0)
return MNL_CB_OK;
type = mnl_attr_get_type(attr);
if (mnl_attr_validate(attr, devlink_policy[type]) < 0)
return MNL_CB_ERROR;
tb[type] = attr;
return MNL_CB_OK;
}
static int list_cb(const struct nlmsghdr *nlh, void *data)
{
struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME])
return MNL_CB_ERROR;
printf("%s/%s\n",
mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]),
mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]));
return MNL_CB_OK;
}
static void list(struct mv88e6xxx_ctx *ctx)
{
struct nlmsghdr *nlh;
uint16_t flags = NLM_F_REQUEST | NLM_F_ACK | NLM_F_DUMP;
nlh = mnlg_msg_prepare(ctx->nlg, DEVLINK_CMD_GET, flags);
_mnlg_socket_sndrcv(ctx->nlg, nlh, list_cb, ctx);
}
static int first_device_cb(const struct nlmsghdr *nlh, void *data)
{
struct mv88e6xxx_ctx *ctx = data;
struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME])
return MNL_CB_ERROR;
if (!ctx->bus_name) {
ctx->bus_name = strdup(mnl_attr_get_str(
tb[DEVLINK_ATTR_BUS_NAME]));
ctx->dev_name = strdup(mnl_attr_get_str(
tb[DEVLINK_ATTR_DEV_NAME]));
}
/* TODO Check this actually is an mv88e6xxx device */
return MNL_CB_OK;
}
static void first_device(struct mv88e6xxx_ctx *ctx)
{
struct nlmsghdr *nlh;
uint16_t flags = NLM_F_REQUEST | NLM_F_ACK | NLM_F_DUMP;
int err;
nlh = mnlg_msg_prepare(ctx->nlg, DEVLINK_CMD_GET, flags);
err = _mnlg_socket_sndrcv(ctx->nlg, nlh, first_device_cb, ctx);
if (err) {
printf("Error determining first device");
exit(EXIT_FAILURE);
}
if (!ctx->bus_name || !ctx->dev_name) {
printf("No devlink devices found\n");
exit(EXIT_FAILURE);
}
}
static void delete_snapshot_port_id(struct mv88e6xxx_ctx *ctx,
uint32_t port, const char *region_name,
uint32_t id)
{
struct nlmsghdr *nlh;
nlh = mnlg_msg_prepare(ctx->nlg, DEVLINK_CMD_REGION_DEL,
NLM_F_REQUEST | NLM_F_ACK);
mnl_attr_put_strz(nlh, DEVLINK_ATTR_BUS_NAME, ctx->bus_name);
mnl_attr_put_strz(nlh, DEVLINK_ATTR_DEV_NAME, ctx->dev_name);
if (port != ~0)
mnl_attr_put_u32(nlh, DEVLINK_ATTR_PORT_INDEX, port);
mnl_attr_put_strz(nlh, DEVLINK_ATTR_REGION_NAME, region_name);
mnl_attr_put_u32(nlh, DEVLINK_ATTR_REGION_SNAPSHOT_ID, id);
_mnlg_socket_sndrcv(ctx->nlg, nlh, NULL, NULL);
ctx->repeat = true;
}
static void delete_snapshot(struct mv88e6xxx_ctx *ctx, struct nlattr **tb)
{
struct nlattr *tb_snapshot[DEVLINK_ATTR_MAX + 1] = {};
struct nlattr *nla_sanpshot;
const char * region_name;
uint32_t snapshot_id;
uint32_t port = ~0;
int err;
region_name = mnl_attr_get_str(tb[DEVLINK_ATTR_REGION_NAME]);
if (tb[DEVLINK_ATTR_PORT_INDEX])
port = mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_INDEX]);
mnl_attr_for_each_nested(nla_sanpshot,
tb[DEVLINK_ATTR_REGION_SNAPSHOTS]) {
err = mnl_attr_parse_nested(nla_sanpshot, attr_cb, tb_snapshot);
if (err != MNL_CB_OK)
return;
if (!tb_snapshot[DEVLINK_ATTR_REGION_SNAPSHOT_ID])
return;
snapshot_id = mnl_attr_get_u32(
tb_snapshot[DEVLINK_ATTR_REGION_SNAPSHOT_ID]);
delete_snapshot_port_id(ctx, port, region_name, snapshot_id);
}
}
static int delete_snapshots_cb(const struct nlmsghdr *nlh, void *data)
{
struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
struct mv88e6xxx_ctx *ctx = data;
const char * region_name;
int port;
mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
!tb[DEVLINK_ATTR_REGION_NAME] || !tb[DEVLINK_ATTR_REGION_SIZE])
return MNL_CB_ERROR;
region_name = mnl_attr_get_str(tb[DEVLINK_ATTR_REGION_NAME]);
if (!strcmp(region_name, "port") && tb[DEVLINK_ATTR_PORT_INDEX]) {
port = mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_INDEX]);
ctx->port_enabled[port] = true;
if (port > ctx->ports)
ctx->ports = port;
}
if (tb[DEVLINK_ATTR_REGION_SNAPSHOTS])
delete_snapshot(ctx, tb);
return MNL_CB_OK;
}
static void delete_snapshots(struct mv88e6xxx_ctx *ctx)
{
struct nlmsghdr *nlh;
uint16_t flags = NLM_F_REQUEST | NLM_F_ACK | NLM_F_DUMP;
/* Sending a new message while decoding an older message
* results in problems. So keep repeating until all regions
* snapshots are gone. */
do {
ctx->repeat = false;
nlh = mnlg_msg_prepare(ctx->nlg, DEVLINK_CMD_REGION_GET, flags);
mnl_attr_put_strz(nlh, DEVLINK_ATTR_BUS_NAME, ctx->bus_name);
mnl_attr_put_strz(nlh, DEVLINK_ATTR_DEV_NAME, ctx->dev_name);
_mnlg_socket_sndrcv(ctx->nlg, nlh, delete_snapshots_cb, ctx);
} while (ctx->repeat);
}
static int new_snapshot_port_id(struct mv88e6xxx_ctx *ctx,
uint32_t port, const char *region_name,
uint32_t id)
{
struct nlmsghdr *nlh;
int err;
nlh = mnlg_msg_prepare(ctx->nlg, DEVLINK_CMD_REGION_NEW,
NLM_F_REQUEST | NLM_F_ACK);
mnl_attr_put_strz(nlh, DEVLINK_ATTR_BUS_NAME, ctx->bus_name);
mnl_attr_put_strz(nlh, DEVLINK_ATTR_DEV_NAME, ctx->dev_name);
mnl_attr_put_strz(nlh, DEVLINK_ATTR_REGION_NAME, region_name);
if (port != ~0)
mnl_attr_put_u32(nlh, DEVLINK_ATTR_PORT_INDEX, port);
mnl_attr_put_u32(nlh, DEVLINK_ATTR_REGION_SNAPSHOT_ID, id);
err = _mnlg_socket_sndrcv(ctx->nlg, nlh, NULL, NULL);
if (err)
printf("Unable to snapshot %s\n", region_name);
return err;
}
static int new_snapshot_id(struct mv88e6xxx_ctx *ctx, const char *region_name,
uint32_t id)
{
return new_snapshot_port_id(ctx, ~0, region_name, id);
}
static int new_snapshot(struct mv88e6xxx_ctx *ctx, const char *region_name)
{
return new_snapshot_id(ctx, region_name, SNAPSHOT_ID);
}
void dump_snapshot_add_data(struct mv88e6xxx_ctx *ctx,
const uint8_t *data, size_t len,
uint64_t addr)
{
if (addr > MAX_SNAPSHOT_DATA) {
printf("Data ignored, start address outside buffer\n");
return;
}
if (addr + len > MAX_SNAPSHOT_DATA) {
printf("Data truncated\n");
len = MAX_SNAPSHOT_DATA - addr;
}
memcpy(ctx->snapshot_data + addr, data, len);
ctx->data_len = addr + len;
}
static int dump_snapshot_cb(const struct nlmsghdr *nlh, void *data)
{
struct nlattr *nla_entry, *nla_chunk_data, *nla_chunk_addr;
struct genlmsghdr *genl = mnl_nlmsg_get_payload(nlh);
struct nlattr *tb_field[DEVLINK_ATTR_MAX + 1] = {};
struct nlattr *tb[DEVLINK_ATTR_MAX + 1] = {};
struct mv88e6xxx_ctx *ctx = data;
int err;
mnl_attr_parse(nlh, sizeof(*genl), attr_cb, tb);
if (!tb[DEVLINK_ATTR_BUS_NAME] || !tb[DEVLINK_ATTR_DEV_NAME] ||
!tb[DEVLINK_ATTR_REGION_CHUNKS])
return MNL_CB_ERROR;
mnl_attr_for_each_nested(nla_entry, tb[DEVLINK_ATTR_REGION_CHUNKS]) {
err = mnl_attr_parse_nested(nla_entry, attr_cb, tb_field);
if (err != MNL_CB_OK)
return MNL_CB_ERROR;
nla_chunk_data = tb_field[DEVLINK_ATTR_REGION_CHUNK_DATA];
if (!nla_chunk_data)
continue;
nla_chunk_addr = tb_field[DEVLINK_ATTR_REGION_CHUNK_ADDR];
if (!nla_chunk_addr)
continue;
dump_snapshot_add_data(ctx,
mnl_attr_get_payload(nla_chunk_data),
mnl_attr_get_payload_len(nla_chunk_data),
mnl_attr_get_u64(nla_chunk_addr));
}
return MNL_CB_OK;
}
static int dump_snapshot_port_id(struct mv88e6xxx_ctx *ctx,
uint32_t port, const char *region_name,
uint32_t id)
{
struct nlmsghdr *nlh;
int err;
nlh = mnlg_msg_prepare(ctx->nlg, DEVLINK_CMD_REGION_READ,
NLM_F_REQUEST | NLM_F_ACK | NLM_F_DUMP);
mnl_attr_put_strz(nlh, DEVLINK_ATTR_BUS_NAME, ctx->bus_name);
mnl_attr_put_strz(nlh, DEVLINK_ATTR_DEV_NAME, ctx->dev_name);
if (port != ~0)
mnl_attr_put_u32(nlh, DEVLINK_ATTR_PORT_INDEX, port);
mnl_attr_put_strz(nlh, DEVLINK_ATTR_REGION_NAME, region_name);
mnl_attr_put_u32(nlh, DEVLINK_ATTR_REGION_SNAPSHOT_ID, id);
err = _mnlg_socket_sndrcv(ctx->nlg, nlh, dump_snapshot_cb, ctx);
if (err)
printf("Unable to dump snapshot %s\n", region_name);
return err;
}
static int dump_snapshot_id(struct mv88e6xxx_ctx *ctx,
const char *region_name, uint32_t id)
{
return dump_snapshot_port_id(ctx, ~0, region_name, id);
}
static int dump_snapshot(struct mv88e6xxx_ctx *ctx, const char *region_name)
{
return dump_snapshot_id(ctx, region_name, SNAPSHOT_ID);
}
static int port_dump(struct mv88e6xxx_ctx *ctx, int port)
{
char region_name[32];
int err, reg;
uint16_t *p;
sprintf(region_name, "port", port);
err = new_snapshot_port_id(ctx, port, "port", SNAPSHOT_ID + port);
if (err) {
return err;
}
err = dump_snapshot_port_id(ctx, port, "port", SNAPSHOT_ID + port);
if (err)
return err;
p = (uint16_t *)ctx->snapshot_data;
for (reg = 0; reg < 32; reg++)
ctx->port_regs[port][reg] = p[reg];
return 0;
}
#define FIELD(_name, _fmt, ...) \
printf(" %-36.36s " _fmt "\n", _name, ##__VA_ARGS__)
#define FIELD_BITMAP(_name, _val) \
FIELD(_name, "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s", \
((_val) & 0x0001) ? "0 " : "", \
((_val) & 0x0002) ? "1 " : "", \
((_val) & 0x0004) ? "2 " : "", \
((_val) & 0x0008) ? "3 " : "", \
((_val) & 0x0010) ? "4 " : "", \
((_val) & 0x0020) ? "5 " : "", \
((_val) & 0x0040) ? "6 " : "", \
((_val) & 0x0080) ? "7 " : "", \
((_val) & 0x0100) ? "8 " : "", \
((_val) & 0x0200) ? "9 " : "", \
((_val) & 0x0400) ? "10 " : "", \
((_val) & 0x0800) ? "11 " : "", \
((_val) & 0x1000) ? "12 " : "", \
((_val) & 0x2000) ? "13 " : "", \
((_val) & 0x4000) ? "14 " : "", \
((_val) & 0x8000) ? "15 " : "")
static void port_6161(int reg, uint16_t val)
{
switch (reg) {
case 0:
FIELD("Pause Enabled", "%u", !!(val & 0x8000));
FIELD("My Pause", "%u", !!(val & 0x4000));
FIELD("Half-duplex Flow Control", "%u", !!(val & 0x2000));
FIELD("802.3 PHY Detected", "%u", !!(val & 0x1000));
FIELD("Link Status", "%s", val & 0x0800 ? "Up" : "Down");
FIELD("Duplex", "%s", val & 0x0400 ? "Full" : "Half");
FIELD("Speed", "%s",
(val & 0x0300) == 0x0000 ? "10 Mbps" :
(val & 0x0300) == 0x0100 ? "100 Mbps" :
(val & 0x0300) == 0x0200 ? "1000 Mbps" :
(val & 0x0300) == 0x0300 ? "Reserved" : "?");
FIELD("Auto-Media Detect Disable", "%u", !!(val & 0x0040));
FIELD("Transmitter Paused", "%u", !!(val & 0x0020));
FIELD("Flow Control", "%u", !!(val & 0x0010));
FIELD("Config Duplex", "%s", val & 0x0008 ? "Full" : "Half");
FIELD("Config Mode", "0x%x", val & 0x0007);
break;
case 1:
FIELD("Flow Control's Forced value", "%u", !!(val & 0x0080));
FIELD("Force Flow Control", "%u", !!(val & 0x0040));
FIELD("Link's Forced value", "%s", val & 0x0020 ? "Up" : "Down");
FIELD("Force Link", "%u", !!(val & 0x0010));
FIELD("Duplex's Forced value", "%s", val & 0x0008 ? "Full" :
"Half");
FIELD("Force Duplex", "%u", !!(val & 0x0004));
FIELD("Force Speed", "%s",
(val & 0x0003) == 0x0000 ? "10 Mbps" :
(val & 0x0003) == 0x0001 ? "100 Mbps" :
(val & 0x0003) == 0x0002 ? "1000 Mbps" :
(val & 0x0003) == 0x0003 ? "Not forced" : "?");
break;
case 4:
FIELD("Source Address Filtering controls", "%s",
(val & 0xc000) == 0x0000 ? "Disabled" :
(val & 0xc000) == 0x4000 ? "Drop On Lock" :
(val & 0xc000) == 0x8000 ? "Drop On Unlock" :
(val & 0xc000) == 0xc000 ? "Drop to CPU" : "?");
FIELD("Egress Mode", "%s",
(val & 0x3000) == 0x0000 ? "Unmodified" :
(val & 0x3000) == 0x1000 ? "Untagged" :
(val & 0x3000) == 0x2000 ? "Tagged" :
(val & 0x3000) == 0x3000 ? "Reserved" : "?");
FIELD("Ingress & Egress Header Mode", "%u", !!(val & 0x0800));
FIELD("IGMP and MLD Snooping", "%u", !!(val & 0x0400));
FIELD("Frame Mode", "%s",
(val & 0x0300) == 0x0000 ? "Normal" :
(val & 0x0300) == 0x0100 ? "DSA" :
(val & 0x0300) == 0x0200 ? "Provider" :
(val & 0x0300) == 0x0300 ? "Ether Type DSA" : "?");
FIELD("VLAN Tunnel", "%u", !!(val & 0x0080));
FIELD("TagIfBoth", "%u", !!(val & 0x0040));
FIELD("Initial Priority assignment", "%s",
(val & 0x0030) == 0x0000 ? "Defaults" :
(val & 0x0030) == 0x0010 ? "Tag Priority" :
(val & 0x0030) == 0x0020 ? "IP Priority" :
(val & 0x0030) == 0x0030 ? "Tag & IP Priority" : "?");
FIELD("Egress Flooding mode", "%s",
(val & 0x000c) == 0x0000 ? "No unknown DA" :
(val & 0x000c) == 0x0004 ? "No unknown multicast DA" :
(val & 0x000c) == 0x0008 ? "No unknown unicast DA" :
(val & 0x000c) == 0x000c ? "Allow unknown DA" : "?");
FIELD("Port State", "%s",
(val & 0x0003) == 0x0000 ? "Disabled" :
(val & 0x0003) == 0x0001 ? "Blocking/Listening" :
(val & 0x0003) == 0x0002 ? "Learning" :
(val & 0x0003) == 0x0003 ? "Forwarding" : "?");
break;
case 5:
FIELD("Message Port", "%u", !!(val & 0x8000));
FIELD("Trunk Port", "%u", !!(val & 0x4000));
FIELD("Trunk ID", "%u", (val & 0x0f00) >> 8);
FIELD("FID[5:4]", "0x%.2x", (val & 0x0003) << 4);
break;
case 6:
FIELD("FID[3:0]", "0x%.2x", (val & 0xf000) >> 12);
FIELD_BITMAP("VLANTable", val & 0x003f);
break;
case 7:
FIELD("Default Priority", "0x%x", (val & 0xe000) >> 13);
FIELD("Force to use Default VID", "%u", !!(val & 0x1000));
FIELD("Default VLAN Identifier", "%u", val & 0x0fff);
break;
case 8:
FIELD("Force good FCS in the frame", "%u", !!(val & 0x8000));
FIELD("Jumbo Mode", "%s",
(val & 0x3000) == 0x0000 ? "1522" :
(val & 0x3000) == 0x1000 ? "2048" :
(val & 0x3000) == 0x2000 ? "10240" :
(val & 0x3000) == 0x3000 ? "Reserved" : "?");
FIELD("802.1QMode", "%s",
(val & 0x0c00) == 0x0000 ? "Disabled" :
(val & 0x0c00) == 0x0400 ? "Fallback" :
(val & 0x0c00) == 0x0800 ? "Check" :
(val & 0x0c00) == 0x0c00 ? "Secure" : "?");
FIELD("Discard Tagged Frames", "%u", !!(val & 0x0200));
FIELD("Discard Untagged Frames", "%u", !!(val & 0x0100));
FIELD("Map using DA hits", "%u", !!(val & 0x0080));
FIELD("ARP Mirror enable", "%u", !!(val & 0x0040));
FIELD("Egress Monitor Source Port", "%u", !!(val & 0x0020));
FIELD("Ingress Monitor Source Port", "%u", !!(val & 0x0010));
break;
}
}
static void port_6352(int reg, uint16_t val)
{
switch (reg) {
case 0:
FIELD("Pause Enabled", "%u", !!(val & 0x8000));
FIELD("My Pause", "%u", !!(val & 0x4000));
FIELD("802.3 PHY Detected", "%u", !!(val & 0x1000));
FIELD("Link Status", "%s", val & 0x0800 ? "Up" : "Down");
FIELD("Duplex", "%s", val & 0x0400 ? "Full" : "Half");
FIELD("Speed", "%s",
(val & 0x0300) == 0x0000 ? "10 Mbps" :
(val & 0x0300) == 0x0100 ? "100 or 200 Mbps" :
(val & 0x0300) == 0x0200 ? "1000 Mbps" :
(val & 0x0300) == 0x0300 ? "Reserved" : "?");
FIELD("EEE Enabled", "%u", !!(val & 0x0040));
FIELD("Transmitter Paused", "%u", !!(val & 0x0020));
FIELD("Flow Control", "%u", !!(val & 0x0010));
FIELD("Config Mode", "0x%x", val & 0x000f);
break;
case 1:
FIELD("RGMII Receive Timing Control", "%s", val & 0x8000 ?
"Delay" : "Default");
FIELD("RGMII Transmit Timing Control", "%s", val & 0x4000 ?
"Delay" : "Default");
FIELD("200 BASE Mode", "%s", val & 0x1000 ? "200" : "100");
FIELD("Flow Control's Forced value", "%u", !!(val & 0x0080));
FIELD("Force Flow Control", "%u", !!(val & 0x0040));
FIELD("Link's Forced value", "%s", val & 0x0020 ? "Up" : "Down");
FIELD("Force Link", "%u", !!(val & 0x0010));
FIELD("Duplex's Forced value", "%s", val & 0x0008 ?
"Full" : "Half");
FIELD("Force Duplex", "%u", !!(val & 0x0004));
FIELD("Force Speed", "%s",
(val & 0x0003) == 0x0000 ? "10 Mbps" :
(val & 0x0003) == 0x0001 ? "100 or 200 Mbps" :
(val & 0x0003) == 0x0002 ? "1000 Mbps" :
(val & 0x0003) == 0x0003 ? "Not forced" : "?");
break;
case 4:
FIELD("Source Address Filtering controls", "%s",
(val & 0xc000) == 0x0000 ? "Disabled" :
(val & 0xc000) == 0x4000 ? "Drop On Lock" :
(val & 0xc000) == 0x8000 ? "Drop On Unlock" :
(val & 0xc000) == 0xc000 ? "Drop to CPU" : "?");
FIELD("Egress Mode", "%s",
(val & 0x3000) == 0x0000 ? "Unmodified" :
(val & 0x3000) == 0x1000 ? "Untagged" :
(val & 0x3000) == 0x2000 ? "Tagged" :
(val & 0x3000) == 0x3000 ? "Reserved" : "?");
FIELD("Ingress & Egress Header Mode", "%u", !!(val & 0x0800));
FIELD("IGMP and MLD Snooping", "%u", !!(val & 0x0400));
FIELD("Frame Mode", "%s",
(val & 0x0300) == 0x0000 ? "Normal" :
(val & 0x0300) == 0x0100 ? "DSA" :
(val & 0x0300) == 0x0200 ? "Provider" :
(val & 0x0300) == 0x0300 ? "Ether Type DSA" : "?");
FIELD("VLAN Tunnel", "%u", !!(val & 0x0080));
FIELD("TagIfBoth", "%u", !!(val & 0x0040));
FIELD("Initial Priority assignment", "%s",
(val & 0x0030) == 0x0000 ? "Defaults" :
(val & 0x0030) == 0x0010 ? "Tag Priority" :
(val & 0x0030) == 0x0020 ? "IP Priority" :
(val & 0x0030) == 0x0030 ? "Tag & IP Priority" : "?");
FIELD("Egress Flooding mode", "%s",
(val & 0x000c) == 0x0000 ? "No unknown DA" :
(val & 0x000c) == 0x0004 ? "No unknown multicast DA" :
(val & 0x000c) == 0x0008 ? "No unknown unicast DA" :
(val & 0x000c) == 0x000c ? "Allow unknown DA" : "?");
FIELD("Port State", "%s",
(val & 0x0003) == 0x0000 ? "Disabled" :
(val & 0x0003) == 0x0001 ? "Blocking/Listening" :
(val & 0x0003) == 0x0002 ? "Learning" :
(val & 0x0003) == 0x0003 ? "Forwarding" : "?");
break;
case 5:
FIELD("Message Port", "%u", !!(val & 0x8000));
FIELD("Trunk Port", "%u", !!(val & 0x4000));
FIELD("Trunk ID", "%u", (val & 0x0f00) >> 8);
FIELD("FID[11:4]", "0x%.3x", (val & 0x00ff) << 4);
break;
case 6:
FIELD("FID[3:0]", "0x%.3x", (val & 0xf000) >> 12);
FIELD_BITMAP("VLANTable", val & 0x007f);
break;
case 7:
FIELD("Default Priority", "0x%x", (val & 0xe000) >> 13);
FIELD("Force to use Default VID", "%u", !!(val & 0x1000));
FIELD("Default VLAN Identifier", "%u", val & 0x0fff);
break;
case 8:
FIELD("Force good FCS in the frame", "%u", !!(val & 0x8000));
FIELD("Jumbo Mode", "%s",
(val & 0x3000) == 0x0000 ? "1522" :
(val & 0x3000) == 0x1000 ? "2048" :
(val & 0x3000) == 0x2000 ? "10240" :
(val & 0x3000) == 0x3000 ? "Reserved" : "?");
FIELD("802.1QMode", "%s",
(val & 0x0c00) == 0x0000 ? "Disabled" :
(val & 0x0c00) == 0x0400 ? "Fallback" :
(val & 0x0c00) == 0x0800 ? "Check" :
(val & 0x0c00) == 0x0c00 ? "Secure" : "?");
FIELD("Discard Tagged Frames", "%u", !!(val & 0x0200));
FIELD("Discard Untagged Frames", "%u", !!(val & 0x0100));
FIELD("Map using DA hits", "%u", !!(val & 0x0080));
FIELD("ARP Mirror enable", "%u", !!(val & 0x0040));
FIELD("Egress Monitor Source Port", "%u", !!(val & 0x0020));
FIELD("Ingress Monitor Source Port", "%u", !!(val & 0x0010));
FIELD("Use Default Queue Priority", "%u", !!(val & 0x0008));
FIELD("Default Queue Priority", "0x%x", (val & 0x0006) >> 1);
break;
}
};
static void port_6390(int reg, uint16_t val)
{
switch (reg) {
case 0:
FIELD("Transmit Pause Enable bit", "%u", !!(val & 0x8000));
FIELD("Receive Pause Enable bit", "%u", !!(val & 0x4000));
FIELD("802.3 PHY Detected", "%u", !!(val & 0x1000));
FIELD("Link Status", "%s", val & 0x0800 ? "Up" : "Down");
FIELD("Duplex", "%s", val & 0x0400 ? "Full" : "Half");
FIELD("Speed", "%s",
(val & 0x0300) == 0x0000 ? "10 Mbps" :
(val & 0x0300) == 0x0100 ? "100 or 200 Mbps" :
(val & 0x0300) == 0x0200 ? "1000 Mbps" :
(val & 0x0300) == 0x0300 ? "10 Gb or 2500 Mbps" : "?");
FIELD("Duplex Fixed", "%u", !!(val & 0x0080));
FIELD("EEE Enabled", "%u", !!(val & 0x0040));
FIELD("Transmitter Paused", "%u", !!(val & 0x0020));
FIELD("Flow Control", "%u", !!(val & 0x0010));
FIELD("Config Mode", "0x%x", val & 0x000f);
break;
case 1:
FIELD("RGMII Receive Timing Control", "%s", val & 0x8000 ?
"Delay" : "Default");
FIELD("RGMII Transmit Timing Control", "%s", val & 0x4000 ?
"Delay" : "Default");
FIELD("Force Speed", "%u", !!(val & 0x2000));
FIELD("Alternate Speed Mode", "%s", val & 0x1000 ?
"Alternate" : "Normal");
FIELD("MII PHY Mode", "%s", val & 0x0800 ? "PHY" : "MAC");
FIELD("EEE force value", "%u", !!(val & 0x0200));
FIELD("Force EEE", "%u", !!(val & 0x0100));
FIELD("Link's Forced value", "%s", val & 0x0020 ? "Up" : "Down");
FIELD("Force Link", "%u", !!(val & 0x0010));
FIELD("Duplex's Forced value", "%s", val & 0x0008 ? "Full" :
"Half");
FIELD("Force Duplex", "%u", !!(val & 0x0004));
FIELD("Force Speed", "%s",
(val & 0x0003) == 0x0000 ? "10 Mbps" :
(val & 0x0003) == 0x0001 ? "100 or 200 Mbps" :
(val & 0x0003) == 0x0002 ? "1000 Mbps" :
(val & 0x0003) == 0x0003 ? "10 Gb or 2500 Mbps" : "?");
break;
case 4:
FIELD("Source Address Filtering controls", "%s",
(val & 0xc000) == 0x0000 ? "Disabled" :
(val & 0xc000) == 0x4000 ? "Drop On Lock" :
(val & 0xc000) == 0x8000 ? "Drop On Unlock" :
(val & 0xc000) == 0xc000 ? "Drop to CPU" : "?");
FIELD("Egress Mode", "%s",
(val & 0x3000) == 0x0000 ? "Unmodified" :
(val & 0x3000) == 0x1000 ? "Untagged" :
(val & 0x3000) == 0x2000 ? "Tagged" :
(val & 0x3000) == 0x3000 ? "Reserved" : "?");
FIELD("Ingress & Egress Header Mode", "%u", !!(val & 0x0800));
FIELD("IGMP and MLD Snooping", "%u", !!(val & 0x0400));
FIELD("Frame Mode", "%s",
(val & 0x0300) == 0x0000 ? "Normal" :
(val & 0x0300) == 0x0100 ? "DSA" :
(val & 0x0300) == 0x0200 ? "Provider" :
(val & 0x0300) == 0x0300 ? "Ether Type DSA" : "?");
FIELD("VLAN Tunnel", "%u", !!(val & 0x0080));
FIELD("TagIfBoth", "%u", !!(val & 0x0040));
FIELD("Initial Priority assignment", "%s",
(val & 0x0030) == 0x0000 ? "Defaults" :
(val & 0x0030) == 0x0010 ? "Tag Priority" :
(val & 0x0030) == 0x0020 ? "IP Priority" :
(val & 0x0030) == 0x0030 ? "Tag & IP Priority" : "?");
FIELD("Egress Flooding mode", "%s",
(val & 0x000c) == 0x0000 ? "No unknown DA" :
(val & 0x000c) == 0x0004 ? "No unknown multicast DA" :
(val & 0x000c) == 0x0008 ? "No unknown unicast DA" :
(val & 0x000c) == 0x000c ? "Allow unknown DA" : "?");
FIELD("Port State", "%s",
(val & 0x0003) == 0x0000 ? "Disabled" :
(val & 0x0003) == 0x0001 ? "Blocking/Listening" :
(val & 0x0003) == 0x0002 ? "Learning" :
(val & 0x0003) == 0x0003 ? "Forwarding" : "?");
break;
case 5:
FIELD("Message Port", "%u", !!(val & 0x8000));
FIELD("LAG Port", "%u", !!(val & 0x4000));
FIELD("VTU Page", "%u", !!(val & 0x2000));
FIELD("LAG ID", "%u", (val & 0x0f00) >> 8);
FIELD("FID[11:4]", "0x%.3x", (val & 0x00ff) << 4);
break;
case 6:
FIELD("FID[3:0]", "0x%.3x", (val & 0xf000) >> 12);
FIELD("Force Mapping", "%u", !!(val & 0x0800));
FIELD_BITMAP("VLANTable", val & 0x007ff);
break;
case 7:
FIELD("Default Priority", "0x%x", (val & 0xe000) >> 13);
FIELD("Force to use Default VID", "%u", !!(val & 0x1000));
FIELD("Default VLAN Identifier", "%u", val & 0x0fff);
break;
case 8:
FIELD("Force good FCS in the frame", "%u", !!(val & 0x8000));
FIELD("Allow bad FCS", "%u", !!(val & 0x4000));
FIELD("Jumbo Mode", "%s",
(val & 0x3000) == 0x0000 ? "1522" :
(val & 0x3000) == 0x1000 ? "2048" :
(val & 0x3000) == 0x2000 ? "10240" :
(val & 0x3000) == 0x3000 ? "Reserved" : "?");
FIELD("802.1QMode", "%s",
(val & 0x0c00) == 0x0000 ? "Disabled" :
(val & 0x0c00) == 0x0400 ? "Fallback" :
(val & 0x0c00) == 0x0800 ? "Check" :
(val & 0x0c00) == 0x0c00 ? "Secure" : "?");
FIELD("Discard Tagged Frames", "%u", !!(val & 0x0200));
FIELD("Discard Untagged Frames", "%u", !!(val & 0x0100));
FIELD("Map using DA hits", "%u", !!(val & 0x0080));
FIELD("ARP Mirror enable", "%u", !!(val & 0x0040));
FIELD("Egress Monitor Source Port", "%u", !!(val & 0x0020));
FIELD("Ingress Monitor Source Port", "%u", !!(val & 0x0010));
FIELD("Allow VID of Zero", "%u", !!(val & 0x0008));
FIELD("Default Queue Priority", "0x%x", val & 0x0007);
break;
}
};
static const char *mv88e6161_port_reg_names[32] = {
"Port status",
"Physical control",
"Reserved",
"Switch ID",
"Port control",
"Port control 1",
"Port base VLAN map",
"Def VLAN ID & Prio",
"Port control 2",
"Egress rate control",
"Egress rate control 2",
"Port association vec",
"Port ATU control",
"Override",
"Reserved",
"Port ether type",
"In discard low",
"In discard high",
"In filtered",
"Out filtered",
"Reserved",
"Reserved",
"Reserved",
"Reserved",
"Tag remap low",
"Tag remap high",
"Reserved",
"Queue counters",
"Reserved",
"Reserved",
"Reserved",
"Reserved",
};
static const char *mv88e6165_port_reg_names[32] = {
"Port status",
"Physical control",
"Reserved",
"Switch ID",
"Port control",
"Port control 1",
"Port base VLAN map",
"Def VLAN ID & Prio",
"Port control 2",
"Rate control",
"Rate control 2",
"Port association vec",
"Port ATU control",
"Override",
"Policy control",
"Port ether type",
"In discard low",
"In discard high",
"In filtered",
"Out filtered",
"Reserved",
"Reserved",
"Reserved",
"Reserved",
"Tag remap low",
"Tag remap high",
"Reserved",
"Queue counters",
"Reserved",
"Reserved",
"Reserved",
"Reserved",
};
static const char *mv88e6185_port_reg_names[32] = {
"Port status",
"Physical control",
"Reserved",
"Switch ID",
"Port control",
"Port control 1",
"Port base VLAN map",
"Def VLAN ID & Prio",