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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * Copyright 2015 Freescale Semiconductor, Inc.
- *
- * Ethernet Switch commands
- */
- #include <common.h>
- #include <command.h>
- #include <env.h>
- #include <errno.h>
- #include <env_flags.h>
- #include <ethsw.h>
- #include <net.h>
- static const char *ethsw_name;
- #define ETHSW_PORT_STATS_HELP "ethsw [port <port_no>] statistics " \
- "{ [help] | [clear] } - show an l2 switch port's statistics"
- static int ethsw_port_stats_help_key_func(struct ethsw_command_def *parsed_cmd)
- {
- printf(ETHSW_PORT_STATS_HELP"\n");
- return CMD_RET_SUCCESS;
- }
- #define ETHSW_LEARN_HELP "ethsw [port <port_no>] learning " \
- "{ [help] | show | auto | disable } " \
- "- enable/disable/show learning configuration on a port"
- static int ethsw_learn_help_key_func(struct ethsw_command_def *parsed_cmd)
- {
- printf(ETHSW_LEARN_HELP"\n");
- return CMD_RET_SUCCESS;
- }
- #define ETHSW_FDB_HELP "ethsw [port <port_no>] [vlan <vid>] fdb " \
- "{ [help] | show | flush | { add | del } <mac> } " \
- "- Add/delete a mac entry in FDB; use show to see FDB entries; " \
- "if vlan <vid> is missing, VID 1 will be used"
- static int ethsw_fdb_help_key_func(struct ethsw_command_def *parsed_cmd)
- {
- printf(ETHSW_FDB_HELP"\n");
- return CMD_RET_SUCCESS;
- }
- #define ETHSW_PVID_HELP "ethsw [port <port_no>] " \
- "pvid { [help] | show | <pvid> } " \
- "- set/show PVID (ingress and egress VLAN tagging) for a port"
- static int ethsw_pvid_help_key_func(struct ethsw_command_def *parsed_cmd)
- {
- printf(ETHSW_PVID_HELP"\n");
- return CMD_RET_SUCCESS;
- }
- #define ETHSW_VLAN_HELP "ethsw [port <port_no>] vlan " \
- "{ [help] | show | add <vid> | del <vid> } " \
- "- add a VLAN to a port (VLAN members)"
- static int ethsw_vlan_help_key_func(struct ethsw_command_def *parsed_cmd)
- {
- printf(ETHSW_VLAN_HELP"\n");
- return CMD_RET_SUCCESS;
- }
- #define ETHSW_PORT_UNTAG_HELP "ethsw [port <port_no>] untagged " \
- "{ [help] | show | all | none | pvid } " \
- " - set egress tagging mode for a port"
- static int ethsw_port_untag_help_key_func(struct ethsw_command_def *parsed_cmd)
- {
- printf(ETHSW_PORT_UNTAG_HELP"\n");
- return CMD_RET_SUCCESS;
- }
- #define ETHSW_EGR_VLAN_TAG_HELP "ethsw [port <port_no>] egress tag " \
- "{ [help] | show | pvid | classified } " \
- "- Configure VID source for egress tag. " \
- "Tag's VID could be the frame's classified VID or the PVID of the port"
- static int ethsw_egr_tag_help_key_func(struct ethsw_command_def *parsed_cmd)
- {
- printf(ETHSW_EGR_VLAN_TAG_HELP"\n");
- return CMD_RET_SUCCESS;
- }
- #define ETHSW_VLAN_FDB_HELP "ethsw vlan fdb " \
- "{ [help] | show | shared | private } " \
- "- make VLAN learning shared or private"
- static int ethsw_vlan_learn_help_key_func(struct ethsw_command_def *parsed_cmd)
- {
- printf(ETHSW_VLAN_FDB_HELP"\n");
- return CMD_RET_SUCCESS;
- }
- #define ETHSW_PORT_INGR_FLTR_HELP "ethsw [port <port_no>] ingress filtering" \
- " { [help] | show | enable | disable } " \
- "- enable/disable VLAN ingress filtering on port"
- static int ethsw_ingr_fltr_help_key_func(struct ethsw_command_def *parsed_cmd)
- {
- printf(ETHSW_PORT_INGR_FLTR_HELP"\n");
- return CMD_RET_SUCCESS;
- }
- #define ETHSW_PORT_AGGR_HELP "ethsw [port <port_no>] aggr" \
- " { [help] | show | <lag_group_no> } " \
- "- get/set LAG group for a port"
- static int ethsw_port_aggr_help_key_func(struct ethsw_command_def *parsed_cmd)
- {
- printf(ETHSW_PORT_AGGR_HELP"\n");
- return CMD_RET_SUCCESS;
- }
- static struct keywords_to_function {
- enum ethsw_keyword_id cmd_keyword[ETHSW_MAX_CMD_PARAMS];
- int cmd_func_offset;
- int (*keyword_function)(struct ethsw_command_def *parsed_cmd);
- } ethsw_cmd_def[] = {
- {
- .cmd_keyword = {
- ethsw_id_enable,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_enable),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_disable,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_disable),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_show,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_show),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_statistics,
- ethsw_id_help,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_port_stats_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_statistics,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_stats),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_statistics,
- ethsw_id_clear,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_stats_clear),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_learning,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_learn_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_learning,
- ethsw_id_help,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_learn_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_learning,
- ethsw_id_show,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_learn_show),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_learning,
- ethsw_id_auto,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_learn),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_learning,
- ethsw_id_disable,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_learn),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_fdb,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_fdb_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_fdb,
- ethsw_id_help,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_fdb_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_fdb,
- ethsw_id_show,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- fdb_show),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_fdb,
- ethsw_id_flush,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- fdb_flush),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_fdb,
- ethsw_id_add,
- ethsw_id_add_del_mac,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- fdb_entry_add),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_fdb,
- ethsw_id_del,
- ethsw_id_add_del_mac,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- fdb_entry_del),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_pvid,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_pvid_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_pvid,
- ethsw_id_help,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_pvid_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_pvid,
- ethsw_id_show,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- pvid_show),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_pvid,
- ethsw_id_pvid_no,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- pvid_set),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_vlan,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_vlan_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_vlan,
- ethsw_id_help,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_vlan_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_vlan,
- ethsw_id_show,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- vlan_show),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_vlan,
- ethsw_id_add,
- ethsw_id_add_del_no,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- vlan_set),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_vlan,
- ethsw_id_del,
- ethsw_id_add_del_no,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- vlan_set),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_untagged,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_port_untag_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_untagged,
- ethsw_id_help,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_port_untag_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_untagged,
- ethsw_id_show,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_untag_show),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_untagged,
- ethsw_id_all,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_untag_set),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_untagged,
- ethsw_id_none,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_untag_set),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_untagged,
- ethsw_id_pvid,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_untag_set),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_egress,
- ethsw_id_tag,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_egr_tag_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_egress,
- ethsw_id_tag,
- ethsw_id_help,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_egr_tag_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_egress,
- ethsw_id_tag,
- ethsw_id_show,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_egr_vlan_show),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_egress,
- ethsw_id_tag,
- ethsw_id_pvid,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_egr_vlan_set),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_egress,
- ethsw_id_tag,
- ethsw_id_classified,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_egr_vlan_set),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_vlan,
- ethsw_id_fdb,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_vlan_learn_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_vlan,
- ethsw_id_fdb,
- ethsw_id_help,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_vlan_learn_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_vlan,
- ethsw_id_fdb,
- ethsw_id_show,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- vlan_learn_show),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_vlan,
- ethsw_id_fdb,
- ethsw_id_shared,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- vlan_learn_set),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_vlan,
- ethsw_id_fdb,
- ethsw_id_private,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- vlan_learn_set),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_ingress,
- ethsw_id_filtering,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_ingr_fltr_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_ingress,
- ethsw_id_filtering,
- ethsw_id_help,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_ingr_fltr_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_ingress,
- ethsw_id_filtering,
- ethsw_id_show,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_ingr_filt_show),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_ingress,
- ethsw_id_filtering,
- ethsw_id_enable,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_ingr_filt_set),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_ingress,
- ethsw_id_filtering,
- ethsw_id_disable,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_ingr_filt_set),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_aggr,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_port_aggr_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_aggr,
- ethsw_id_help,
- ethsw_id_key_end,
- },
- .cmd_func_offset = -1,
- .keyword_function = ðsw_port_aggr_help_key_func,
- }, {
- .cmd_keyword = {
- ethsw_id_aggr,
- ethsw_id_show,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_aggr_show),
- .keyword_function = NULL,
- }, {
- .cmd_keyword = {
- ethsw_id_aggr,
- ethsw_id_aggr_no,
- ethsw_id_key_end,
- },
- .cmd_func_offset = offsetof(struct ethsw_command_func,
- port_aggr_set),
- .keyword_function = NULL,
- },
- };
- struct keywords_optional {
- int cmd_keyword[ETHSW_MAX_CMD_PARAMS];
- } cmd_opt_def[] = {
- {
- .cmd_keyword = {
- ethsw_id_port,
- ethsw_id_port_no,
- ethsw_id_key_end,
- },
- }, {
- .cmd_keyword = {
- ethsw_id_vlan,
- ethsw_id_vlan_no,
- ethsw_id_key_end,
- },
- }, {
- .cmd_keyword = {
- ethsw_id_port,
- ethsw_id_port_no,
- ethsw_id_vlan,
- ethsw_id_vlan_no,
- ethsw_id_key_end,
- },
- },
- };
- static int keyword_match_gen(enum ethsw_keyword_id key_id, int argc, char
- *const argv[], int *argc_nr,
- struct ethsw_command_def *parsed_cmd);
- static int keyword_match_port(enum ethsw_keyword_id key_id, int argc,
- char *const argv[], int *argc_nr,
- struct ethsw_command_def *parsed_cmd);
- static int keyword_match_vlan(enum ethsw_keyword_id key_id, int argc,
- char *const argv[], int *argc_nr,
- struct ethsw_command_def *parsed_cmd);
- static int keyword_match_pvid(enum ethsw_keyword_id key_id, int argc,
- char *const argv[], int *argc_nr,
- struct ethsw_command_def *parsed_cmd);
- static int keyword_match_mac_addr(enum ethsw_keyword_id key_id, int argc,
- char *const argv[], int *argc_nr,
- struct ethsw_command_def *parsed_cmd);
- static int keyword_match_aggr(enum ethsw_keyword_id key_id, int argc,
- char *const argv[], int *argc_nr,
- struct ethsw_command_def *parsed_cmd);
- /*
- * Define properties for each keyword;
- * keep the order synced with enum ethsw_keyword_id
- */
- struct keyword_def {
- const char *keyword_name;
- int (*match)(enum ethsw_keyword_id key_id, int argc, char *const argv[],
- int *argc_nr, struct ethsw_command_def *parsed_cmd);
- } keyword[] = {
- {
- .keyword_name = "help",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "show",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "port",
- .match = &keyword_match_port
- }, {
- .keyword_name = "enable",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "disable",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "statistics",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "clear",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "learning",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "auto",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "vlan",
- .match = &keyword_match_vlan,
- }, {
- .keyword_name = "fdb",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "add",
- .match = &keyword_match_mac_addr,
- }, {
- .keyword_name = "del",
- .match = &keyword_match_mac_addr,
- }, {
- .keyword_name = "flush",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "pvid",
- .match = &keyword_match_pvid,
- }, {
- .keyword_name = "untagged",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "all",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "none",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "egress",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "tag",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "classified",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "shared",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "private",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "ingress",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "filtering",
- .match = &keyword_match_gen,
- }, {
- .keyword_name = "aggr",
- .match = &keyword_match_aggr,
- },
- };
- /*
- * Function used by an Ethernet Switch driver to set the functions
- * that must be called by the parser when an ethsw command is given
- */
- int ethsw_define_functions(const struct ethsw_command_func *cmd_func)
- {
- int i;
- void **aux_p;
- int (*cmd_func_aux)(struct ethsw_command_def *);
- if (!cmd_func->ethsw_name)
- return -EINVAL;
- ethsw_name = cmd_func->ethsw_name;
- for (i = 0; i < ARRAY_SIZE(ethsw_cmd_def); i++) {
- /*
- * get the pointer to the function send by the Ethernet Switch
- * driver that corresponds to the proper ethsw command
- */
- if (ethsw_cmd_def[i].keyword_function)
- continue;
- aux_p = (void *)cmd_func + ethsw_cmd_def[i].cmd_func_offset;
- cmd_func_aux = (int (*)(struct ethsw_command_def *)) *aux_p;
- ethsw_cmd_def[i].keyword_function = cmd_func_aux;
- }
- return 0;
- }
- /* Generic function used to match a keyword only by a string */
- static int keyword_match_gen(enum ethsw_keyword_id key_id, int argc,
- char *const argv[], int *argc_nr,
- struct ethsw_command_def *parsed_cmd)
- {
- if (strcmp(argv[*argc_nr], keyword[key_id].keyword_name) == 0) {
- parsed_cmd->cmd_to_keywords[*argc_nr] = key_id;
- return 1;
- }
- return 0;
- }
- /* Function used to match the command's port */
- static int keyword_match_port(enum ethsw_keyword_id key_id, int argc,
- char *const argv[], int *argc_nr,
- struct ethsw_command_def *parsed_cmd)
- {
- unsigned long val;
- if (!keyword_match_gen(key_id, argc, argv, argc_nr, parsed_cmd))
- return 0;
- if (*argc_nr + 1 >= argc)
- return 0;
- if (strict_strtoul(argv[*argc_nr + 1], 10, &val) != -EINVAL) {
- parsed_cmd->port = val;
- (*argc_nr)++;
- parsed_cmd->cmd_to_keywords[*argc_nr] = ethsw_id_port_no;
- return 1;
- }
- return 0;
- }
- /* Function used to match the command's vlan */
- static int keyword_match_vlan(enum ethsw_keyword_id key_id, int argc,
- char *const argv[], int *argc_nr,
- struct ethsw_command_def *parsed_cmd)
- {
- unsigned long val;
- int aux;
- if (!keyword_match_gen(key_id, argc, argv, argc_nr, parsed_cmd))
- return 0;
- if (*argc_nr + 1 >= argc)
- return 0;
- if (strict_strtoul(argv[*argc_nr + 1], 10, &val) != -EINVAL) {
- parsed_cmd->vid = val;
- (*argc_nr)++;
- parsed_cmd->cmd_to_keywords[*argc_nr] = ethsw_id_vlan_no;
- return 1;
- }
- aux = *argc_nr + 1;
- if (keyword_match_gen(ethsw_id_add, argc, argv, &aux, parsed_cmd))
- parsed_cmd->cmd_to_keywords[*argc_nr + 1] = ethsw_id_add;
- else if (keyword_match_gen(ethsw_id_del, argc, argv, &aux, parsed_cmd))
- parsed_cmd->cmd_to_keywords[*argc_nr + 1] = ethsw_id_del;
- else
- return 0;
- if (*argc_nr + 2 >= argc)
- return 0;
- if (strict_strtoul(argv[*argc_nr + 2], 10, &val) != -EINVAL) {
- parsed_cmd->vid = val;
- (*argc_nr) += 2;
- parsed_cmd->cmd_to_keywords[*argc_nr] = ethsw_id_add_del_no;
- return 1;
- }
- return 0;
- }
- /* Function used to match the command's pvid */
- static int keyword_match_pvid(enum ethsw_keyword_id key_id, int argc,
- char *const argv[], int *argc_nr,
- struct ethsw_command_def *parsed_cmd)
- {
- unsigned long val;
- if (!keyword_match_gen(key_id, argc, argv, argc_nr, parsed_cmd))
- return 0;
- if (*argc_nr + 1 >= argc)
- return 1;
- if (strict_strtoul(argv[*argc_nr + 1], 10, &val) != -EINVAL) {
- parsed_cmd->vid = val;
- (*argc_nr)++;
- parsed_cmd->cmd_to_keywords[*argc_nr] = ethsw_id_pvid_no;
- }
- return 1;
- }
- /* Function used to match the command's MAC address */
- static int keyword_match_mac_addr(enum ethsw_keyword_id key_id, int argc,
- char *const argv[], int *argc_nr,
- struct ethsw_command_def *parsed_cmd)
- {
- if (!keyword_match_gen(key_id, argc, argv, argc_nr, parsed_cmd))
- return 0;
- if ((*argc_nr + 1 >= argc) ||
- !is_broadcast_ethaddr(parsed_cmd->ethaddr))
- return 1;
- if (eth_validate_ethaddr_str(argv[*argc_nr + 1])) {
- printf("Invalid MAC address: %s\n", argv[*argc_nr + 1]);
- return 0;
- }
- string_to_enetaddr(argv[*argc_nr + 1], parsed_cmd->ethaddr);
- if (is_broadcast_ethaddr(parsed_cmd->ethaddr)) {
- memset(parsed_cmd->ethaddr, 0xFF, sizeof(parsed_cmd->ethaddr));
- return 0;
- }
- parsed_cmd->cmd_to_keywords[*argc_nr + 1] = ethsw_id_add_del_mac;
- return 1;
- }
- /* Function used to match the command's aggregation number */
- static int keyword_match_aggr(enum ethsw_keyword_id key_id, int argc,
- char *const argv[], int *argc_nr,
- struct ethsw_command_def *parsed_cmd)
- {
- unsigned long val;
- if (!keyword_match_gen(key_id, argc, argv, argc_nr, parsed_cmd))
- return 0;
- if (*argc_nr + 1 >= argc)
- return 1;
- if (strict_strtoul(argv[*argc_nr + 1], 10, &val) != -EINVAL) {
- parsed_cmd->aggr_grp = val;
- (*argc_nr)++;
- parsed_cmd->cmd_to_keywords[*argc_nr] = ethsw_id_aggr_no;
- }
- return 1;
- }
- /* Finds optional keywords and modifies *argc_va to skip them */
- static void cmd_keywords_opt_check(const struct ethsw_command_def *parsed_cmd,
- int *argc_val)
- {
- int i;
- int keyw_opt_matched;
- int argc_val_max;
- int const *cmd_keyw_p;
- int const *cmd_keyw_opt_p;
- /* remember the best match */
- argc_val_max = *argc_val;
- /*
- * check if our command's optional keywords match the optional
- * keywords of an available command
- */
- for (i = 0; i < ARRAY_SIZE(cmd_opt_def); i++) {
- keyw_opt_matched = 0;
- cmd_keyw_p = &parsed_cmd->cmd_to_keywords[keyw_opt_matched];
- cmd_keyw_opt_p = &cmd_opt_def[i].cmd_keyword[keyw_opt_matched];
- /*
- * increase the number of keywords that
- * matched with a command
- */
- while (keyw_opt_matched + *argc_val <
- parsed_cmd->cmd_keywords_nr &&
- *cmd_keyw_opt_p != ethsw_id_key_end &&
- *(cmd_keyw_p + *argc_val) == *cmd_keyw_opt_p) {
- keyw_opt_matched++;
- cmd_keyw_p++;
- cmd_keyw_opt_p++;
- }
- /*
- * if all our optional command's keywords perfectly match an
- * optional pattern, then we can move to the next defined
- * keywords in our command; remember the one that matched the
- * greatest number of keywords
- */
- if (keyw_opt_matched + *argc_val <=
- parsed_cmd->cmd_keywords_nr &&
- *cmd_keyw_opt_p == ethsw_id_key_end &&
- *argc_val + keyw_opt_matched > argc_val_max)
- argc_val_max = *argc_val + keyw_opt_matched;
- }
- *argc_val = argc_val_max;
- }
- /*
- * Finds the function to call based on keywords and
- * modifies *argc_va to skip them
- */
- static void cmd_keywords_check(struct ethsw_command_def *parsed_cmd,
- int *argc_val)
- {
- int i;
- int keyw_matched;
- int *cmd_keyw_p;
- int *cmd_keyw_def_p;
- /*
- * check if our command's keywords match the
- * keywords of an available command
- */
- for (i = 0; i < ARRAY_SIZE(ethsw_cmd_def); i++) {
- keyw_matched = 0;
- cmd_keyw_p = &parsed_cmd->cmd_to_keywords[keyw_matched];
- cmd_keyw_def_p = ðsw_cmd_def[i].cmd_keyword[keyw_matched];
- /*
- * increase the number of keywords that
- * matched with a command
- */
- while (keyw_matched + *argc_val < parsed_cmd->cmd_keywords_nr &&
- *cmd_keyw_def_p != ethsw_id_key_end &&
- *(cmd_keyw_p + *argc_val) == *cmd_keyw_def_p) {
- keyw_matched++;
- cmd_keyw_p++;
- cmd_keyw_def_p++;
- }
- /*
- * if all our command's keywords perfectly match an
- * available command, then we get the function we need to call
- * to configure the Ethernet Switch
- */
- if (keyw_matched && keyw_matched + *argc_val ==
- parsed_cmd->cmd_keywords_nr &&
- *cmd_keyw_def_p == ethsw_id_key_end) {
- *argc_val += keyw_matched;
- parsed_cmd->cmd_function =
- ethsw_cmd_def[i].keyword_function;
- return;
- }
- }
- }
- /* find all the keywords in the command */
- static int keywords_find(int argc, char *const argv[],
- struct ethsw_command_def *parsed_cmd)
- {
- int i;
- int j;
- int argc_val;
- int rc = CMD_RET_SUCCESS;
- for (i = 1; i < argc; i++) {
- for (j = 0; j < ethsw_id_count; j++) {
- if (keyword[j].match(j, argc, argv, &i, parsed_cmd))
- break;
- }
- }
- /* if there is no keyword match for a word, the command is invalid */
- for (i = 1; i < argc; i++)
- if (parsed_cmd->cmd_to_keywords[i] == ethsw_id_key_end)
- rc = CMD_RET_USAGE;
- parsed_cmd->cmd_keywords_nr = argc;
- argc_val = 1;
- /* get optional parameters first */
- cmd_keywords_opt_check(parsed_cmd, &argc_val);
- if (argc_val == parsed_cmd->cmd_keywords_nr)
- return CMD_RET_USAGE;
- /*
- * check the keywords and if a match is found,
- * get the function to call
- */
- cmd_keywords_check(parsed_cmd, &argc_val);
- /* error if not all commands' parameters were matched */
- if (argc_val == parsed_cmd->cmd_keywords_nr) {
- if (!parsed_cmd->cmd_function) {
- printf("Command not available for: %s\n", ethsw_name);
- rc = CMD_RET_FAILURE;
- }
- } else {
- rc = CMD_RET_USAGE;
- }
- return rc;
- }
- static void command_def_init(struct ethsw_command_def *parsed_cmd)
- {
- int i;
- for (i = 0; i < ETHSW_MAX_CMD_PARAMS; i++)
- parsed_cmd->cmd_to_keywords[i] = ethsw_id_key_end;
- parsed_cmd->port = ETHSW_CMD_PORT_ALL;
- parsed_cmd->vid = ETHSW_CMD_VLAN_ALL;
- parsed_cmd->aggr_grp = ETHSW_CMD_AGGR_GRP_NONE;
- parsed_cmd->cmd_function = NULL;
- /* We initialize the MAC address with the Broadcast address */
- memset(parsed_cmd->ethaddr, 0xff, sizeof(parsed_cmd->ethaddr));
- }
- /* function to interpret commands starting with "ethsw " */
- static int do_ethsw(struct cmd_tbl *cmdtp, int flag, int argc,
- char *const argv[])
- {
- struct ethsw_command_def parsed_cmd;
- int rc = CMD_RET_SUCCESS;
- if (argc == 1 || argc >= ETHSW_MAX_CMD_PARAMS)
- return CMD_RET_USAGE;
- command_def_init(&parsed_cmd);
- rc = keywords_find(argc, argv, &parsed_cmd);
- if (rc == CMD_RET_SUCCESS)
- rc = parsed_cmd.cmd_function(&parsed_cmd);
- return rc;
- }
- #define ETHSW_PORT_CONF_HELP "[port <port_no>] { enable | disable | show } " \
- "- enable/disable a port; show a port's configuration"
- U_BOOT_CMD(ethsw, ETHSW_MAX_CMD_PARAMS, 0, do_ethsw,
- "Ethernet l2 switch commands",
- ETHSW_PORT_CONF_HELP"\n"
- ETHSW_PORT_STATS_HELP"\n"
- ETHSW_LEARN_HELP"\n"
- ETHSW_FDB_HELP"\n"
- ETHSW_PVID_HELP"\n"
- ETHSW_VLAN_HELP"\n"
- ETHSW_PORT_UNTAG_HELP"\n"
- ETHSW_EGR_VLAN_TAG_HELP"\n"
- ETHSW_VLAN_FDB_HELP"\n"
- ETHSW_PORT_INGR_FLTR_HELP"\n"
- ETHSW_PORT_AGGR_HELP"\n"
- );
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